=======================================================================RECENT RECENT PROGRAM RECENT RECENT ============== RECENT VERSION 79-1 (OCTOBER 1979) CDC-7600 RECENT VERSION 80-1 (MAY 1980) IBM, CDC AND CRAY VERSION RECENT VERSION 80-2 (DECEMBER 1980) IMPROVED TREATMENT OF UNRESOLVED RECENT REGION TO COMPUTE ALL REACTIONS AT RECENT THE SAME TIME. RECENT VERSION 81-1 (MARCH 1981) IMPROVED BASED ON USER COMMENTS. RECENT VERSION 81-2 (AUGUST 1981) ADDED MONITOR MODE. ADDED SPEED OPTION RECENT TO BYPASS BACKWARDS THINNING IF FILE 3 RECENT ALLOWABLE ERROR = 0.0 (NOTE THIS OPTIONRECENT WILL RESULT IN ALL TABULATED POINTS RECENT FROM THE EVALUATION BEING KEPT IN THE RECENT OUTPUT FROM THIS PROGRAM). RECENT VERSION 82-1 (JANUARY 1982) IMPROVED COMPUTER COMPATIBILITY. RECENT VERSION 83-1 (JANUARY 1983)*MAJOR RE-DESIGN. RECENT *PAGE SIZES INCREASED. RECENT *ELIMINATED COMPUTER DEPENDENT CODING. RECENT *NEW, MORE COMPATIBLE I/O UNIT NUMBERS.RECENT *ADDED OPTION TO KEEP ALL RECONSTRUCTEDRECENT AND BACKGROUND ENERGY POINTS. RECENT *ADDED STANDARD ALLOWABLE ERROR OPTIONSRECENT (CURRENTLY 0.1 PER-CENT RECONSTRUCTIONRECENT AND 0.0 PER-CENT THINNING). RECENT VERSION 83-2 (OCTOBER 1983) IMPROVED BASED ON USER COMMENTS. RECENT VERSION 84-1 (JANUARY 1984) IMPROVED INTERVAL HALFING CONVERGENCE.RECENT VERSION 85-1 (APRIL 1985) *A BRAND NEW PROGRAM WHICH COMPLETELY RECENT SUPERCEDES ALL PREVIOUS VERSIONS OF RECENT THIS PROGRAM. RECENT *UPDATED FOR ENDF/B-6 FORMATS. RECENT *ADDED GENERAL REICH-MOORE FORMALISM RECENT (WITH TWO FISSION CHANNELS). RECENT *DECREASED RUNNING TIME. RECENT *SPECIAL I/O ROUTINES TO GUARANTEE RECENT ACCURACY OF ENERGY. RECENT *DOUBLE PRECISION TREATMENT OF ENERGY RECENT (REQUIRED FOR NARROW RESONANCES). RECENT VERSION 85-2 (AUGUST 1985) *FORTRAN-77/H VERSION RECENT VERSION 86-1 (JANUARY 1986)*ENERGY DEPENDENT SCATTERING RADIUS RECENT VERSION 86-2 (JUNE 1986) *IF FIRST CHANCE FISSION (MT=19) RECENT BACKGROUND IS PRESENT ADD RESONANCE RECENT CONTRIBUTION OF FISSION TO IT. RECENT VERSION 86-3 (OCTOBER 1986)*MULTI-LEVEL OR REICH-MOORE..CORRECT RECENT POTENTIAL SCATTERING CROSS SECTION FORRECENT MISSING AND/OR FICTICIOUS (L,J) RECENT SEQUENCES. RECENT VERSION 87-1 (JANUARY 1987)*IMPROVED COMBINING FILE 2+3 RECENT VERSION 87-2 (MARCH 1987) *CORRECTED ADLER-ADLER CALCULATIONS. RECENT VERSION 88-1 (JULY 1988) *UPDATED REICH-MOORE ENDF/B-6 FORMAT RECENT TO BE THE SAME AS REICH-MOORE FORMAT RECENT IN EARLIER VERSIONS OF ENDF/B FORMAT. RECENT *CHECK FOR PRELIMINARY ENDF/B-6 RECENT REICH-MOORE FORMAT (NOW ABANDONED) RECENT AND TERMINATE EXECUTION IF DATA IS RECENT IN THIS FORMAT. RECENT *CALCULATE CHANNEL RADIUS OR SET IT RECENT EQUAL TO THE SCATTERING RADIUS. RECENT *IMPLEMENTED HYBRID R-FUNCTION WITH THERECENT FOLLOWING RESTRICTIONS RECENT - ONLY INELASTIC COMPETITION (NO RECENT CHARGED PARTICLES) RECENT - NO TABULATED FILE 2 BACKGROUND RECENT - NO TABULATED OPTICAL MODEL PHASE RECENT SHIFT RECENT *PROGRAM EXIT IF GENERAL R-MATRIX IN RECENT THE EVALUATION (THIS FORMALISM WILL RECENT BE IMPLEMENTED ONLY AFTER THE AUTHOR RECENT RECEIVES REAL EVALUATIONS WHICH USE RECENT THIS FORMALISM...UNTIL THEN IT IS RECENT IMPOSSIBLE TO ADEQUATELY TEST THAT RECENT THE CODING FOR THIS FORMALISM IS RECENT CORRECT). RECENT *INCREASED MAXIMUM NUMBER OF RESONANCESRECENT FROM 1002 TO 4008. RECENT *DOUBLE PRECISION RESONANCE REGION RECENT LIMITS. RECENT *FILE 2 AND FILE 3 ENERGIES WHICH ARE RECENT NEARLY EQUAL ARE TREATED AS EQUAL RECENT (I.E., SAME TO ABOUT 9 DIGITS). RECENT *CHECK FILE 3 BACKGROUND CROSS SECTIONSRECENT IN EDIT MODE. RECENT *OPTION...INTERNALLY DEFINE FILENAMES RECENT (SEE SUBROUTINE FILEIO FOR DETAILS). RECENT VERSION 89-1 (JANUARY 1989)*PSYCHOANALYZED BY PROGRAM FREUD TO RECENT INSURE PROGRAM WILL NOT DO ANYTHING RECENT CRAZY. RECENT *UPDATED TO USE NEW PROGRAM CONVERT RECENT KEYWORDS. RECENT *CORRECTED MULTILEVEL, REICH-MOORE AND RECENT HYBRID R-FUNCTION POTENTIAL SCATTER RECENT TO ACCOUNT FOR REPEATED J-VALUES FOR RECENT THE SAME TARGET SPIN AND L-VALUE. RECENT *ADDED LIVERMORE CIVIC COMPILER RECENT CONVENTIONS. RECENT *UPDATED TO USE NEW ENDF/B-6 RECENT CONVENTION TO ALLOW UNRESOLVED RECENT RESONANCE CONTRIBUTION TO ALREADY RECENT BE INCLUDED IN THE FILE 3 CROSS RECENT SECTIONS (INFINITELY DIULUTE RECENT CONTRIBUTION). RECENT VERSION 90-1 (JUNE 1990) *UPDATED BASED ON USER COMMENTS RECENT *ADDED FORTRAN SAVE OPTION RECENT *NEW MORE CONSISTENT ENERGY OUTPUT RECENT ROUTINE RECENT VERSION 91-1 (JULY 1991) *NEW UNIFORM TREATMENT OF ALL RESONANCERECENT FORMALISMS (SEE, COMMENTS BELOW) RECENT *NEW REICH-MOORE ALGORITHM RECENT *MORE EXTENSIVE ERROR CHECKING AND RECENT ERROR MESSAGE EXPLANATIONS RECENT VERSION 92-1 (JANUARY 1992)*MAJOR RESTRUCTING TO IMPROVE ACCURACY RECENT AND COMPUTER INDEPENDENCE. RECENT *INCREASED ENERGY POINT PAGE SIZE FROM RECENT 1002 TO 4008. RECENT *NO MORE THAN 2 ENERGY POINTS WHERE RECENT CROSS SECTION IS ZERO AT BEGINNING RECENT OF A SECTION FOR EACH REACTION,E.G., RECENT THRESHOLD FISSION. RECENT *PROCESS ONLY A PORTION OF RESONANCE RECENT REGION - SEE EXPLANATION BELOW RECENT *ALL ENERGIES INTERNALLY ROUNDED PRIOR RECENT TO CALCULATIONS. RECENT *COMPLETELY CONSISTENT I/O AND ROUNDINGRECENT ROUTINES - TO MINIMIZE COMPUTER RECENT DEPENDENCE. RECENT VERSION 93-1 (MARCH 1993) *UPDATED REICH-MOORE TREATMENT TO USE RECENT L DEPENDENT SCATTERING RADIUS (APL) RECENT RATHER THAN SCATTERING RADIUS (AP) RECENT (SEE, ENDF/B-6 FORMATS AND RECENT PROCEDURES MANUAL, PAGE 2.6) RECENT *INCREASED PAGE SIZE FROM 4008 TO RECENT 20040 DATA POINTS. RECENT *INCREASED MAXIMUM NUMBER OF RESONANCESRECENT FROM 4008 TO 20040. RECENT VERSION 94-1 (JANUARY 1994)*VARIABLE ENDF/B DATA FILENAMES RECENT TO ALLOW ACCESS TO FILE STRUCTURES RECENT (WARNING - INPUT PARAMETER FORMAT RECENT HAS BEEN CHANGED). RECENT *CLOSE ALL FILES BEFORE TERMINATING RECENT (SEE, SUBROUTINE ENDIT) RECENT VERSION 94-2 (AUGUST 1994) *CORRECTED ADDL FOR ENERGY DEPENDENT RECENT (TABULATED) SCATTERING RADIUS CASE. RECENT VERSION 96-1 (JANUARY 1996) *COMPLETE RE-WRITE RECENT *IMPROVED COMPUTER INDEPENDENCE RECENT *ALL DOUBLE PRECISION RECENT *ON SCREEN OUTPUT RECENT *UNIFORM TREATMENT OF ENDF/B I/O RECENT *IMPROVED OUTPUT PRECISION RECENT *ALWAYS INCLUDE THERMAL VALUE RECENT *DEFINED SCRATCH FILE NAMES RECENT VERSION 97-1 (APRIL 1997) *OPTIONAL MAKE NEGATIVE CROSS RECENT SECTION = 0 FOR OUTPUT RECENT *INCREASED PAGE SIZE FROM 20040 TO RECENT 120000 DATA POINTS. RECENT *INCREASED MAXIMUM NUMBER OF RESONANCESRECENT FROM 20040 TO 120000. RECENT VERSION 99-1 (MARCH 1999) *CORRECTED CHARACTER TO FLOATING RECENT POINT READ FOR MORE DIGITS RECENT *UPDATED TEST FOR ENDF/B FORMAT RECENT VERSION BASED ON RECENT FORMAT CHANGERECENT *UPDATED CONSTANTS BASED ON CSEWG RECENT SUBCOMMITTEE RECOMMENDATIONS RECENT *GENERAL IMPROVEMENTS BASED ON RECENT USER FEEDBACK RECENT VERSION 99-2 (JUNE 1999) *IMPLEMENTED NEW REICH-MOORE FORMALISMRECENT TO ALLOW DEFINITION OF (L,J,S) FOR RECENT EACH SEQUENCE. RECENT *ASSUME ENDF/B-VI, NOT V, IF MISSING RECENT MF=1, MT-451. RECENT VERS. 2000-1 (FEBRUARY 2000)*GENERAL IMPROVEMENTS BASED ON RECENT USER FEEDBACK RECENT VERS. 2002-1 (MAY 2002) *OPTIONAL INPUT PARAMETERS RECENT (SEPT. 2002) *OUTPUT RESONANCE WITH 9 DIGITS RECENT *TO BE C AND C++ COMPATIBLE OUTPUT RECENT VERS. 2004-1 (JAN. 2004) *ADDED INCLUDE 'recent.h' RECENT *MADE ENDF/B-VII READY RECENT *UPDATED FOR NEW REICH-MOORE LRF=7 RECENT PARAMETERS WITH COMPETITION RECENT *ADDED COULOMB PENETRATION FACTORS FORRECENT LRF=7 COMPETITIVE CHANNELS. RECENT *EXTENDED DEFINITIONS OF PENETRATION RECENT FACTOR, LEVEL SHIFT FACTOR, AND RECENT POTENTIAL SCATTERING PHASE SHIFT RECENT ABOVE L = 5 TO INFINITY. RECENT *ADDED QUICK CALCULATION - IF THE RECENT INPUT ALLOWABLE ERROR IS 1.0 OR MORE RECENT (100 % OR MORE) THERE IS NO ITERATIONRECENT TO CONVERGENCE - CROSS SECTION ARE RECENT QUICKLY CALCULATED ONLY AT A FIXED RECENT SET OF ENERGY POINTS, BASED ON THE RECENT ENERGY AND WIDTH OF ALL RESONANCES. RECENT THIS CAN BE USED TO QUICKLY "SEE" RECENT NEW EVALUATIONS THAT MAY CONTAIN RECENT ERRORS, THAT WOULD OTHERWISE CAUSE RECENT THIS CODE TO RUN FOR AN EXCESSIVELY RECENT LONG TIME. RECENT VERS. 2005-1 (JUNE 2005) *ADDED ENERGY DEPENDENT SCATTERING RECENT RADIUS FOR ALL RESONANCE TYPES RECENT (EARLIER ONLY BREIT-WIGNER ALLOWED). RECENT VERS. 2007-1 (JAN. 2007) *CHECKED AGAINST ALL ENDF/B-VII. RECENT *DECOUPLED PAGE SIZE FROM MAX. # OF RECENT RESONANCES. RECENT *INCREASED PAGE SIZE FROM 120,000 TO RECENT 750,000 DATA POINTS. RECENT *KEPT MAX. # OF RESONANCE AT 120,000. RECENT *CORRECTED ALL BACKGROUND = 0 CASE RECENT VERS. 2007-2 (OCT. 2007) *NO MT=19 OUTPUT IF NO BACKGROUND, RECENT REGARDLESS OF INPUT OPTION. RECENT *72 CHARACTER FILE NAMES. RECENT VERS. 2008-1 (FEB. 2008) *CORRECTED NAPS ERROR - NOW DEFINE FORRECENT ALL TYPES OF PARAMETERS - EARLIER RECENT ONLY DEFINED FOR B-W PARAMETERS. RECENT VERS. 2008-2 (APRIL 2008) *CORRECTED NRO/NAPS=1/1 - MUST RECENT DEFINE RHOX2 AT EACH RESONANCE USING RECENT SETRHO1 BEFORE ENERGY DEPENDENT RECENT CALCULATION. RECENT *ADDED PRECISION TO RESONANCE PROFILE RECENT IN SUBROUTINE SUBINT RECENT VERS. 2009-1 (JULY 2009) *NEW REICH-MOORE COMPETITIVE WIDTHS - RECENT IF CHARGED PARTICLE REACTION (MT=103 RECENT THROUGH 107) WILL ADD RESONANCE RECENT CONTRIBUTION TO COMPETITIVE MT AND IFRECENT PRESENT, THE GROUND LEVEL, MT = 600 RECENT THROUGH 800. IF COMPETITIVE CHANNEL RECENT IS mt=4 (TOTAL N.N') IT WILL ALSO ADDRECENT COMPETITIVE RESONANCE CONTRIBUTION TORECENT MT=50 (N,N' GROUND). RECENT *NEW REICH-MOORE - SUM COMPETITIVE RECENT WIDTHS IF ALL FOR THE SAME STATE (MT)RECENT VERS. 2009-2 (AUG. 2009) *RE-WRITE TO USE 12, RATHER THAN 6, RECENT PAAMETERS PER RESONANCE. RECENT *MAJOR RE-WRITE TO ACCOMODATE GENERAL RECENT REICH-MOORE (LRF=7). RECENT *COMPLETE RE-WRITE FOR ADLER-ADLER RECENT AND HRF (N O LONGER USED IN ENDF/B) RECENT TO USE 12 PARAMETERS PER RESNANCE. RECENT VERS. 2010-1 (April 2010) *ADDED SAMRML LOGIC TO HANDLE ALL RECENT LRF=7 CASES. RECENT *EXTENDED SAMRML LOGIC TO PROCESS ALL RECENT EVALUATIONS = RESOLVED + UNRESOLVED +RECENT TABULATED - SAMRML ONLY DOES ONE RECENT SECTION OF RESOLVED LRF=7 DATA RECENT WITHOUT TABULATED BACKGROUND. RECENT *UPDATED ELASTIC POTENTIAL CALCULATIONRECENT FOR TOTAL (SLBW) AND CORRECTION FOR RECENT MISSING SEQUENCES (MLBW, RM, HRF). RECENT *ADDED HIDDEN (OPTIONAL) UNRESOLVED RECENT COMPETITION LISTING (NOT ENDF/B). RECENT *ADDED BOB MACFARLANE'S PROPOSAL - USERECENT LRX TO DEFINE COMPETITIVE L VALUE - RECENT COMPETITIVE L = LRX - 1, IF LRX > 0. RECENT *CHECKED FOR NEGATIVE WIDTHS. RECENT VERS. 2012-1 (Nov. 2012) *ADDED ENERGY DEPENDENT STEP SIZE RECENT FOR STARTING GRID AROUND RESONANCES. RECENT *Added CODENAME RECENT *32 and 64 bit Compatible RECENT *Added ERROR stops RECENT *Check for no capture for Reich-Moore.RECENT VERS. 2012-2 (Nov. 2012) *Eliminated ERROR in NHIGH(0) index. RECENT VERS. 2013-1 (Nov. 2013) *Extended OUT9. RECENT VERS. 2015-1 (Jan. 2015) *Multiple LRF=7, General Reich-Moore RECENT Resonance Regions. RECENT *Added OUT10. RECENT *Replaced ALL 3 way IF Statements. RECENT *Replaced ALL LOGICAL by INTEGER. RECENT VERS. 2016-1 (Jan. 2016) *Do not Change LSSF during the RECENT reconstrcution - for compatibility RECENT with later URR treatment. RECENT *Insured that all ERROR stops print RECENT a message explaining why the code RECENT stopped. RECENT *Partial Energy Range Processing RECENT no longer allowed - today's computersRECENT are so fast that this option is now RECENT out-of-date and no longer allowed. RECENT *L-Value dependent fission = Earlier RECENT was done only by entire isotope. RECENT *Denser Starting Energy Grid. RECENT VERS. 2017-1 (May 2017) *Corrected ERROR in LRF=3 treatment. RECENT This ERROR only existed in version RECENT 2016-1, which was never released to RECENT the general public, so it will not RECENT effect any results calculated by codeRECENT users. RECENT *All floating input parameters changedRECENT to character input + IN9 conversion. RECENT *Added points to starting energy grid RECENT to approximate the shape of each RECENT resonance = based on comparisons of RECENT 0.01% to 0.1% results. RECENT *Increased max. points to 1,200,000. RECENT *LRF=7 Shift option no longer allowed RECENT Set = 0, print WARNING and continue. RECENT *Corrected COMMON/NAPRHO/NRO,NAPS RECENT /NAPRHO/ mispelled - Freud found. RECENT VERS. 2017-2 (Sept. 2017) *Corrected Write statemnt at 5731. RECENT VERS. 2018-1 (Nov. 2018) *Added output for ALL ENDERROR RECENT VERS. 2019-1 (June 2019) *Terminate if MF/MT=1/451 Temperature RECENT is NOT = 0 = Incompaible with the RECENT 0 Kelvin data output to MF=3 by this RECENT code. RECENT *Terminate if MF=3 Point Count and RECENT Interpolation Law do not agree. RECENT *Terminate if MF=3 Background RECENT Interpolation is NOT Linear. RECENT *Ignor background if zero at all RECENT energies - previously merged. RECENT *Output competitive data even if no RECENT MF=3 background = previously skipped.RECENT *Additional Interpolation Law Tests. RECENT *Check Maximum Tabulated Energy to RECENT insure it is the same for all MTs - RECENT if not,print WARNING messages. RECENT *Reduced Max. # of Resonance to RECENT 100,000 from 300,000, e.g., for RECENT ENDF/B-VIII U235 and U238 have about RECENT 3,000 resonances each. RECENT VERS. 2020-1 (Dec. 2020) *Major re-write. RECENT *Much more detailed starting grid RECENT *Updated minimum/maximum convergence RECENT procedures. RECENT *Added Target Isomer State RECENT *WARNING - print if resolved resonanceRECENT enegies do not extend to top of RECENT resolved energy range. RECENT *Stricter convergence for all except RECENT total and elastic,e.g., narrower RECENT capture resonances RECENT *Increased minimum cross sections to RECENT handle RML Charged Particles RECENT VERS. 2021-1 (Mar. 2021) *Valentin Sinitsa (GRUCON) supplied RECENT Solution for LRF=7, SHIFT=1 problems.RECENT Search for Valentin to find changes. RECENT *Updated for FORTRAN 2018 RECENT *Changed FUNCTION Xdot to RECENT SUBROUTINE XdotQ with RECENT arguments returned through COMMON. RECENT *Mimimum Cross Section is no longer RECENT an input option - set to 1.0d-30. RECENT *Insure ALL nodes are INCORE10 to RECENT prevent repeated energies in ENDF RECENT format output. RECENT *Corrected dummy arguments ,1) to ,*) RECENT Thank Arjan RECENT VERS. 2023-1 (Feb. 2023) *Decreased page size from 1,200,000 RECENT to 120,000. RECENT RECENT OWNED, MAINTAINED AND DISTRIBUTED BY RECENT ------------------------------------ RECENT THE NUCLEAR DATA SECTION RECENT INTERNATIONAL ATOMIC ENERGY AGENCY RECENT P.O. BOX 100 RECENT A-1400, VIENNA, AUSTRIA RECENT EUROPE RECENT RECENT ORIGINALLY WRITTEN BY RECENT ------------------------------------ RECENT Dermott E. Cullen RECENT RECENT PRESENT CONTACT INFORMATION RECENT --------------------------- RECENT Dermott E. Cullen RECENT 1466 Hudson Way RECENT Livermore, CA 94550 RECENT U.S.A. RECENT Telephone 925-443-1911 RECENT E. Mail RedCullen1@Comcast.net RECENT Website RedCullen1.net/HOMEPAGE.NEW RECENT RECENT Acknowledgement (Version 2021-1) RECENT ==================================================================RECENT The author thanks Valentin Sinitsa (Kurchatov Institute) for RECENT providing the FORTRAN coding to handle the Reich-Moore Limited RECENT (RML) LRF=7, SHIFT=1, case. Valentin, I could not have completed RECENT the RECENT 2021-1 release without your invaluable contribution - RECENT I and all RECENT code users are indebted to you = SPASIBO. RECENT RECENT Acknowledgement (Version 2004-1) RECENT ==================================================================RECENT The author thanks Nancy Larson, ORNL, for providing her SAMRML RECENT code for comparison to RECENT output for Reich-Moore evaluations, RECENT in particular to verify results for the new LFR=7 evaluations. I RECENT also thank her for providing guidance to help me understand and RECENT implement this new teatment for Reich-Moore parameters. RECENT RECENT ACKNOWLEDGEMENT (VERSION 92-1) RECENT ==================================================================RECENT THE AUTHOR THANKS SOL PEARLSTEIN (BROOKHAVEN NATIONAL LAB) FOR RECENT SIGNIFICANTLY CONTRIBUTING TOWARD IMPROVING THE ACCURACY AND RECENT COMPUTER INDEPENDENCE OF THIS CODE - THANKS, SOL RECENT ==================================================================RECENT RECENT AUTHORS MESSAGE RECENT ==================================================================RECENT THE REPORT DESCRIBED ABOVE IS THE LATEST PUBLISHED DOCUMENTATION RECENT FOR THIS PROGRAM. HOWEVER, THE COMMENTS BELOW SHOULD BE CONSIDEREDRECENT THE LATEST DOCUMENTATION INCLUDING ALL RECENT IMPROVEMENTS. PLEASERECENT READ ALL OF THESE COMMENTS BEFORE IMPLEMENTATION, PARTICULARLY RECENT THE COMMENTS CONCERNING MACHINE DEPENDENT CODING. RECENT RECENT AT THE PRESENT TIME WE ARE ATTEMPTING TO DEVELOP A SET OF COMPUTERRECENT INDEPENDENT PROGRAMS THAT CAN EASILY BE IMPLEMENTED ON ANY ONE RECENT OF A WIDE VARIETY OF COMPUTERS. IN ORDER TO ASSIST IN THIS PROJECTRECENT IT WOULD BE APPECIATED IF YOU WOULD NOTIFY THE AUTHOR OF ANY RECENT COMPILER DIAGNOSTICS, OPERATING PROBLEMS OR SUGGESTIONS ON HOW TO RECENT IMPROVE THIS PROGRAM. HOPEFULLY, IN THIS WAY FUTURE VERSIONS OF RECENT THIS PROGRAM WILL BE COMPLETELY COMPATIBLE FOR USE ON YOUR RECENT COMPUTER. RECENT RECENT PURPOSE RECENT ==================================================================RECENT THIS PROGRAM IS DESIGNED TO RECONSTRUCT THE RESONANCE CONTRIBUTIONRECENT TO THE CROSS SECTION IN LINEARLY INTERPOLABLE FORM, ADD IN ANY RECENT LINEARLY INTERPOLABLE BACKGROUND CROSS SECTION AND OUTPUT THE RECENT RESULT IN THE ENDF/B FORMAT. THE CROSS SECTIONS OUTPUT BY THIS RECENT PROGRAM WILL BE LINEARLY INTERPOLABLE OVER THE ENTIRE ENERGY RANGERECENT RECENT THE RESONANCE CONTRIBUTION IS CALCULATED FOR TOTAL (MT=1), RECENT ELASTIC (MT=2), CAPTURE (MT=102) AND FISSION (MT=18), ADDED RECENT TO THE BACKGROUND (IF ANY) AND OUTPUT. IN ADDITION, IF THERE RECENT IS A FIRST CHANCE FISSION (MT=19) BACKGROUND PRESENT THE RESONANCERECENT CONTRIBUTION OF FISSION WILL BE ADDED TO THE BACKGROUND AND RECENT OUTPUT. IF THERE IS NO FIRST CHANCE FISSION (MT=19) BACKGROUND RECENT PRESENT THE PROGRAM WILL NOT OUTPUT MT=19. RECENT RECENT IN THE FOLLOWING FOR SIMPLICITY THE ENDF/B TERMINOLOGY--ENDF/B RECENT TAPE--WILL BE USED. IN FACT THE ACTUAL MEDIUM MAY BE TAPE, CARDS, RECENT DISK OR ANY OTHER MEDIUM. RECENT RECENT PROCESSING DATA IN THE ENDF/B-6 FORMAT RECENT ==================================================================RECENT IT HAS NOW BEEN CONFIRMED (PRIVATE COMMUNICATION, CHARLES DUNFORD,RECENT APRIL, 1991) THAT THE PROPER PROCEDURE TO FOLLOW WHEN THERE ARE RECENT MISSING OR DUPLICATE J VALUES IS TO IN ALL CASES ADD A SEQUENCE RECENT WITH NO RESONANCES TO ACCOUNT FOR THE CONTRIBUTION OF THE SEQUENCERECENT TO THE POTENTIAL SCATTERING CROSS SECTION. RECENT RECENT THIS IS THE PROCEDURE WHICH WAS FOLLOWED BY ALL VERSIONS OF RECENTRECENT SINCE 86-3 AND WILL CONTINUE TO BE THE PROCEDURE. RECENT RECENT INPUT ENDF/B FORMAT AND CONVENTIONS RECENT ==================================================================RECENT ENDF/B FORMAT RECENT ------------- RECENT THIS PROGRAM ONLY USES THE ENDF/B BCD OR LINE IMAGE FORMAT (AS RECENT OPPOSED TO THE BINARY FORMAT) AND CAN HANDLE DATA IN ANY VERSION RECENT OF THE ENDF/B FORMAT (I.E., ENDF/B-1, 2, 3, 4, 5, 6 FORMAT). RECENT RECENT IT IS ASSUMED THAT THE DATA IS CORRECTLY CODED IN THE ENDF/B RECENT FORMAT AND NO ERROR CHECKING IS PERFORMED. IN PARTICULAR IT IS RECENT ASSUMED THAT THE MAT, MF AND MT ON EACH LINE IS CORRECT. SEQUENCE RECENT NUMBERS (COLUMNS 76-80) ARE IGNORED ON INPUT, BUT WILL BE RECENT CORRECTLY OUTPUT ON ALL CARDS. THE FORMAT OF SECTION MF=1, MT=451 RECENT AND ALL SECTIONS OF MF=2 AND 3 MUST BE CORRECT. THE PROGRAM COPIESRECENT ALL OTHER SECTION OF DATA AS HOLLERITH AND AS SUCH IS INSENSITIVE RECENT TO THE CORRECTNESS OR INCORRECTNESS OF ALL OTHER SECTIONS. RECENT RECENT ENDF/B FORMAT VERSION RECENT --------------------- RECENT THE FORMATS AND CONVENTIONS FOR READING AND INTERPRETING THE DATA RECENT VARIES FROM ONE VERSION OF ENDF/B TO THE NEXT. HOWEVER, IF THE RECENT HOLLERITH SECTION (MF=1, MT=451) IS PRESENT IT IS POSSIBLE FOR RECENT THIS PROGRAM TO DISTINGUISH BETWEEN DATA IN THE ENDF/B-4, 5 AND RECENT 6 FORMATS AND TO USE THE APPROPRIATE CONVENTIONS FOR EACH RECENT ENDF/B VERSION (SEE, SUBROUTINE FILE1 FOR A DESCRIPTION OF HOW RECENT THIS IS DONE). IF THE HOLLERITH SECTION IS NOT PRESENT THE RECENT PROGRAM WILL ASSUME THE DATA IS IN THE ENDF/B-6 FORMAT AND USE RECENT ALL CONVENTIONS APPROPRIATE TO ENDF/B-V. USERS ARE ENCOURAGED TO RECENT INSURE THAT THE HOLLERITH SECTION (MF=1, MT=451) IS PRESENT IN RECENT ALL EVALUATIONS. RECENT RECENT INPUT OF ENERGIES RECENT ----------------- RECENT ALL ENERGIES ARE READ IN DOUBLE PRECISION (BY SPECIAL FORTRAN I/O RECENT ROUTINES) AND ARE TREATED IN DOUBLE PRECISION IN ALL CALCULATIONS.RECENT RECENT OUTPUT ENDF/B FORMAT AND CONVENTIONS RECENT ==================================================================RECENT CONTENTS OF OUTPUT RECENT ------------------ RECENT ENTIRE EVALUATIONS ARE OUTPUT, NOT JUST THE RECONSTRUCTED FILE RECENT 3 CROSS SECTIONS, E.G. ANGULAR AND ENERGY DISTRIBUTIONS ARE RECENT ALSO INCLUDED. RECENT RECENT DOCUMENTATION RECENT ------------- RECENT THE FACT THAT THIS PROGRAM HAS OPERATED ON THE DATA IS DOCUMENTED RECENT BY THE ADDITION OF COMMENT CARDS AT THE END OF EACH HOLLERITH RECENT SECTION IN THE FORM RECENT RECENT ***************** RECENT (VERSION 2023-1) *************** RECENT RESONANCE CONTRIBUTION RECONSTRUCTED TO WITHIN 0.100 PER-CENT RECENT COMBINED DATA NOT THINNED (ALL RESONANCE + BACKGROUND DATA KEPT) RECENT RECENT THE ORDER OF ALL SIMILAR COMMENTS (FROM LINEAR, SIGMA1 AND GROUPY)RECENT REPRESENTS A COMPLETE HISTORY OF ALL OPERATIONS PERFORMED ON RECENT THE DATA, INCLUDING WHICH VERSION OF EACH PROGRAM WAS USED. RECENT RECENT THESE COMMENT CARDS ARE ONLY ADDED TO EXISTING HOLLERITH SECTIONS,RECENT I.E., THIS PROGRAM WILL NOT CREATE A HOLLERITH SECTION. THE FORMATRECENT OF THE HOLLERITH SECTION IN ENDF/B-5 DIFFERS FROM THE THAT OF RECENT EARLIER VERSIONS OF ENDF/B. BY READING AN EXISTING MF=1, MT=451 RECENT IT IS POSSIBLE FOR THIS PROGRAM TO DETERMINE WHICH VERSION OF RECENT THE ENDF/B FORMAT THE DATA IS IN. WITHOUT HAVING A SECTION OF RECENT MF=1, MT=451 PRESENT IT IS IMPOSSIBLE FOR THIS PROGRAM TO RECENT DETERMINE WHICH VERSION OF THE ENDF/B FORMAT THE DATA IS IN, AND RECENT AS SUCH IT IS IMPOSSIBLE FOR THE PROGRAM TO DETERMINE WHAT FORMAT RECENT SHOULD BE USED TO CREATE A HOLLERITH SECTION. RECENT RECENT REACTION INDEX RECENT -------------- RECENT THIS PROGRAM DOES NOT USE THE REACTION INDEX WHICH IS GIVEN IN RECENT SECTION MF=1, MT=451 OF EACH EVALUATION. RECENT RECENT THIS PROGRAM DOES NOT UPDATE THE REACTION INDEX IN MF=1, MT=451. RECENT THIS CONVENTION HAS BEEN ADOPTED BECAUSE MOST USERS DO NOT RECENT REQUIRE A CORRECT REACTION INDEX FOR THEIR APPLICATIONS AND IT WASRECENT NOT CONSIDERED WORTHWHILE TO INCLUDE THE OVERHEAD OF CONSTRUCTING RECENT A CORRECT REACTION INDEX IN THIS PROGRAM. HOWEVER, IF YOU REQUIRE RECENT A REACTION INDEX FOR YOUR APPLICATIONS, AFTER RUNNING THIS PROGRAMRECENT YOU MAY USE PROGRAM DICTIN TO CREATE A CORRECT REACTION INDEX. RECENT RECENT OUTPUT FORMAT OF ENERGIES RECENT ------------------------- RECENT IN THIS VERSION OF RECENT ALL FILE 3 ENERGIES WILL BE OUTPUT IN RECENT F (INSTEAD OF E) FORMAT IN ORDER TO ALLOW ENERGIES TO BE WRITTEN RECENT WITH UP TO 9 DIGITS OF ACCURACY. IN PREVIOUS VERSIONS THIS WAS AN RECENT OUTPUT OPTION. HOWEVER USE OF THIS OPTION TO COMPARE THE RESULTS RECENT OF ENERGIES WRITTEN IN THE NORMAL ENDF/B CONVENTION OF 6 DIGITS RECENT TO THE 9 DIGIT OUTPUT FROM THIS PROGRAM DEMONSTRATED THAT FAILURE RECENT TO USE THE 9 DIGIT OUTPUT CAN LEAD TO LARGE ERRORS IN THE DATA RECENT JUST DUE TO TRANSLATION OF ENERGIES FROM THEIR INTERNAL (BINARY) RECENT REPRESENTATION TO THE ENDF/B FORMAT. RECENT RECENT ACCURACY OF ENERGY RECENT ------------------ RECENT IN ORDER TO ALLOW ENERGIES TO BE ACCURATELY OUTPUT TO 9 DIGITS RECENT ON SHORT WORD LENGTH COMPUTERS (E.G. IBM) ALL ENERGIES AND RECENT ENERGY DEPENDENT TERMS ARE READ AND TREATED IN DOUBLE PRECISION. RECENT RECENT OUTPUT OF RESONANCE PARAMETERS RECENT ------------------------------ RECENT A SPECIAL CONVENTION HAS BEEN INTRODUCED REGARDING RESONANCE RECENT PARAMETERS. IN ORDER TO ALLOW THE USER TO DOPPLER BROADEN AND/OR RECENT SELF-SHIELD CROSS SECTIONS THE RESONANCE PARAMETERS ARE ALSO RECENT INCLUDED IN THE OUTPUT WITH THE EVALUATION. IN ORDER TO AVOID THE RECENT POSSIBILITY OF ADDING THE RESONANCE CONTRIBUTION A SECOND TIME RECENT TWO CONVENTIONS HAVE BEEN ADOPTED TO INDICATE THAT THE RESONANCE RECENT CONTRIBUTION HAS ALREADY BEEN ADDED TO THE FILE 3 CROSS SECTIONS, RECENT RECENT (1) WHEN THE DATA IS PROCESSED BY THIS PROGRAM LRP (IN MF=1, RECENT MT=451) IS SET EQUAL TO 2. THIS IS A CONVENTION WHICH HAS BEEN RECENT ADOPTED AS A STANDARD CONVENTION IN ENDF/B-VI, BUT IS ONLY TO BE RECENT USED FOR PROCESSED DATA, AS OPPOSED TO THE ORIGINAL EVALUATIONS. RECENT IN EVALUATIONS WHICH CONTAIN MF=1, MT=451 LRP CAN BE USED TO RECENT DETERMINE IF THE MATERIAL HAS BEEN PROCESSED. RECENT RECENT (2) THE LRU FLAG IN EACH SECTION OF FILE 2 DATA IS CHANGED TO RECENT LRU=LRU+3. FOR EXAMPLE WHEN READING AN ENDF/B EVALUATION LRU=0 RECENT (NO RESONANCES), =1 (RESOLVED) OR =2 (UNRESOLVED) INDICATES THAT RECENT THE DATA IS IN THE ORIGINAL ENDF/B FORM. LRU=3 (NO RESONANCES), RECENT =4 (RESOLVED) OR =5 (UNRESOLVED) INDICATES THAT THE RESONANCE RECENT CONTRIBUTION HAS ALREADY BEEN ADDED TO THE FILE 3 DATA. THIS RECENT SECOND CONVENTION HAS BEEN ADOPTED AS INSURANCE THAT THE RESONANCERECENT CONTRIBUTION WILL NOT BE ADDED TWICE, EVEN FOR EVALUATIONS WHICH RECENT DO NOT CONTAIN MF=1, MT=451 (EVALUATIONS WHICH CONTAIN MF=1, RECENT MT=451 ARE COVERED BY CONVENTION (1), DESCRIBED ABOVE). RECENT RECENT UNIFORM TREATMENT OF RESONANCE FORMALISMS RECENT ==================================================================RECENT NORMALIZATION RECENT ============= RECENT ALL OF THE RESONANCE FORMALISMS INCLUDE A FACTOR OF, RECENT RECENT PI*(FRACTIONAL ABUNDANCE)/(K**2) RECENT RECENT THIS FACTOR HAS BEEN REMOVED FROM THE CALCULATION OF EACH TYPE RECENT OF RESONANCE FORMALISM AND IS APPLIED AS A FINAL NORMALIZATION RECENT AFTER THE CALCULATION, ONLY ONE PLACE IN THIS PROGRAM. RECENT RECENT FOR SIMPLICITY THIS TERM IS NOT INCLUDED IN THE FOLLOWING RECENT DERIVATIONS - IN ALL CASES THE ACTUAL CROSS SECTION IS A PRODUCT RECENT OF THE ABOVE FACTOR TIMES THE RESULTS PRESENTED BELOW. RECENT RECENT SIMILARITIES RECENT ============ RECENT FOR THE RESOLVED RESONANCE REGION, EXCEPT FOR SINGLE LEVEL BREIT RECENT WIGNER, PARAMETERS ALL OF THE FORMALISMS DEFINE THE CROSS SECTIONSRECENT IN AN EQUIVALENT FORM, RECENT RECENT TOTAL = 2*GJ*REAL(1 - U) RECENT = 2*GJ*(1 - REAL(U)) RECENT ELASTIC = GJ*(1 - U)**2 RECENT = GJ*((1 - 2*REAL(U)) + (REAL(U)**2 + IM(U)**2)) RECENT = 2*GJ*(1 - REAL(U)) - GJ*(1 - (REAL(U)**2 + IM(U)**2)) RECENT RECENT SINCE THE FIRST TERM IS THE TOTAL, THE SECOND TERM MUST BE RECENT ABSORPTION. SO WE FIND, RECENT RECENT ABSORPTION = GJ*(1 - (REAL(U)**2 + IM(U)**2)) RECENT RECENT IN ALL CASES U IS DEFINED IN THE FORM, RECENT RECENT U = EXP(-I*2*PS)*((1-X) - I*Y) RECENT RECENT WHERE (X) AND (Y) ARE RELATED TO THE SYMMETRIC AND ANTI-SYMMETRIC RECENT CONTRIBUTIONS OF THE RESONANCES, RESPECTIVELY. ONLY THE DEFINITIONRECENT OF (X) AND (Y) WILL BE DIFFERENT FOR EACH RESONANCE FORMALISM. RECENT BELOW WE WILL SHOW THAT WHAT MIGHT APPEAR TO BE A STRANGE CHOICE RECENT OF DEFINITION OF THE SIGN OF (X) AND(Y) HAS BEEN SELECTED SO THAT RECENT FOR BREIT-WIGNER PARAMETERS (X) AND (Y) CORRESPOND EXACTLY TO THE RECENT SYMMETRIC AND ANTI-SYMMETRIC CONTRIBUTION OF THE RESONANCES. RECENT RECENT U = (COS(2*PS) - I*SIN(2*PS))*((1-X) - I*Y) RECENT = ((1-X)*COS(2*PS) - Y*SIN(2*PS)) RECENT =-I*((1-X)*SIN(2*PS) + Y*COS(2*PS)) RECENT RECENT REAL(U) = ((1-X)*COS(2*PS) - Y*SIN(2*PS)) RECENT IM(U) =-((1-X)*SIN(2*PS) + Y*COS(2*PS)) RECENT RECENT R(U)**2 =((1-X)*COS(2*PS))**2 + (Y*SIN(2*PS))**2 RECENT -2*(1-X)*Y*COS(2*PS)*SIN(2*PS) RECENT I(U)**2 =((1-X)*SIN(2*PS))**2 + (Y*COS(2*PS))**2 RECENT +2*(1-X)*Y*COS(2*PS)*SIN(2*PS) RECENT RECENT THE TERMS 2*(1-X)*Y*COS(2*PS)*SIN(2*PS) CANCEL AND UPON USING RECENT THE IDENTITY COS(2*PS)**2 + SIN(2*PS)**2 = 1, RECENT RECENT SUM = (1-X)**2 + (Y)**2 RECENT RECENT WE NOW HAVE ALL THE QUANTITIES THAT WE NEED TO DEFINE THE CROSS RECENT SECTIONS, RECENT RECENT ELASTIC RECENT ======= RECENT ELASTIC =GJ*(1 - 2*REAL(U) + (REAL(U)**2 + IM(U)**2)) RECENT =GJ*(1 - 2*((1-X)*COS(2*PS)-Y*SIN(2*PS))+(1-X)**2+(Y)**2)RECENT RECENT THIS CAN BE WRITTEN AS A SUM OF 2 SQUARES, RECENT RECENT ELASTIC =GJ*(COS(2*PS) - (1-X))**2 + (SIN(2*PS) + Y)**2) RECENT RECENT =GJ*((COS(2*PS))**2 - 2*(1-X)*COS(2*PS) + (1-X)**2) + RECENT (SIN(2*PS))**2 + 2*Y*SIN(2*PS) + (Y)**2) RECENT RECENT AGAIN USING THE IDENTITY COS(2*PS)**2 + SIN(2*PS)**2 = 1, WE CAN RECENT SEE THAT THE DEFINITION AS THE SUM OF 2 SQUARES IS IDENTICAL TO RECENT THE PRECEDING DEFINITION OF THE ELASTIC. RECENT RECENT ELASTIC =GJ*(COS(2*PS) - (1-X))**2 + (SIN(2*PS) + Y)**2) RECENT =GJ*((COS(2*PS)-1) + X)**2 + (SIN(2*PS) + Y)**2) RECENT RECENT USING THE IDENTITY (1 - COS(2*PS))) = 2*SIN(PS)**2, WE OBTAIN RECENT THE FINAL FORM FOR THE ELASTIC, RECENT RECENT ELASTIC =GJ*(2*SIN(PS)**2 - X)**2 + (SIN(2*PS) + Y)**2) RECENT RECENT ABSORPTION RECENT ========== RECENT ABSORPTION = GJ*(1 - (REAL(U)**2 + IM(U)**2)) RECENT = GJ*(1 - ((1-X)**2 + (Y)**2) RECENT = GJ*(1 - (1 - 2*X + (X)**2 + (Y)**2) RECENT = GJ*(2*X - (X)**2 + (Y)**2) RECENT RECENT SINCE PHYSICALLY THE ABSORPTION CANNOT BE NEGATIVE WE CAN SEE RECENT THAT (X) MUST BE POSITIVE AND 2*X MUST BE GREATER THAN RECENT (X)**2 + (Y)**2, FOR ALL OF THE FORMALISMS. RECENT RECENT TOTAL RECENT ===== RECENT IN THIS PROGRAM THE TOTAL CROSS SECTION IS ALWAYS DEFINED TO BE RECENT THE SUM OF ITS PARTS - SO THE ABOVE DEFINITION IS NEVER EXPLICITLYRECENT USED. HOWEVER, WE CAN LEARN SOMETHING BY EXAMINING THE DEFINITION,RECENT RECENT TOTAL = 2*GJ*REAL(1 - U) RECENT = 2*GJ*(1 - (((1-X)*COS(2*PS) - Y*SIN(2*PS))) RECENT = 2*GJ*((1 - COS(2*PS))*(1-X) - (1-X) + Y*SIN(2*PS)) RECENT = 2*GJ*(2*SIN(PS)**2*(1-X) - (1-X) + Y*SIN(2*PS)) RECENT RECENT = 4*GJ*SIN(PS)**2 + RECENT 2*GJ*((X-1) - 2*X*SIN(PS)**2 + Y*SIN(2*PS)) RECENT RECENT THE IMPORTANT POINT TO NOTE IS THAT THE DEFINITION OF THE TOTAL RECENT DOES NOT EXPLICITLY CONTAIN ANY DEPENDENCE ON X**2 AND Y**2 - RECENT THE LEVEL-LEVEL INTERFERENCE TERMS. RECENT RECENT THIS IMPLIES THAT IF A GIVEN SET OF RESONANCE PARAMETERS ARE USED RECENT WITH THIS DEFINITION THEY WILL PRODUCE EXACTLY THE SAME TOTAL RECENT CROSS SECTION - WHETHER WE CLAIM THE PARAMETERS HAVE BEEN RECENT PRODUCED USING A SINGLE OR MULTI-LEVEL FIT. THIS RESULT COULD RECENT BE VERY MISLEADING, IF THIS RESULT FOR THE TOTAL IS IMPLIED TO RECENT MEAN THAT ONE INTERPRETATION OR THE OTHER WILL NOT HAVE ANY RECENT EFFECT ON THE INDIVIDUAL CROSS SECTIONS. RECENT RECENT STARTING FROM EXACTLY THE SAME RESONANCE PARAMETERS, RELATIVE TO RECENT THE RESULTS OBTAINED USING THE SINGLE LEVEL FORMULA, MULTI-LEVEL RECENT RESULTS WILL TEND TO ALWAYS DECREASE THE ABSORPTION AND INCREASE RECENT THE ELASTIC. THIS CAN BE IMMEDIATELY SEEN FROM OUR GENERAL RECENT MULTI-LEVEL DEFINITION OF ABSORPTION, RECENT RECENT ABSORPTION =GJ*(2*X - ((X)**2 + (Y)**2)) RECENT RECENT THE SINGLE LEVEL ABSORPTION IS, RECENT RECENT ABSORPTION =GJ*(2*X) RECENT RECENT THE DIFFERENCE BETWEEN THE TWO IS -2*GJ*(X**2 + Y**2), SO THAT RECENT REGARDLESS OF HOW WE DEFINE (X) AND (Y) THE INCLUSION OF THIS RECENT TERM WILL ALWAYS DECREASE ABSORPTION. SINCE THE TOTAL CROSS RECENT SECTION IS THE SAME IN BOTH CASE, THIS MEANS THAT THE ELASTIC RECENT HAS BEEN INCREASED BY THIS AMOUNT. RECENT RECENT AGAIN, THESE RESULTS ARE BASED ON STARTING FROM EXACTLY THE SAME RECENT PARAMETERS - IN ANY ACTUAL CASE THE PARAMETERS BASED ON A SINGLE RECENT OR MULTI-LEVEL FIT WILL BE QUITE DIFFERENT - THE POINT THAT WE RECENT WANT TO STRESS HERE IS THAT YOU SHOULD NEVER USE PARAMETERS RECENT WHICH HAVE BEEN DEFINED BY A FIT USING ONE FORMALISM - IN THE RECENT EQUATIONS FOR A DIFFERENT FORMALISM - AND ASSUME THAT THE RESULTS RECENT WILL BE CONSISTENT - AND NEVER USE THE TOTAL CROSS SECTION TO RECENT SEE WHETHER OR NOT A SET OF SINGLE LEVEL PARAMETERS CAN BE USED RECENT WITH A MULTI-LEVEL FORMALISM. RECENT RECENT POTENTIAL CROSS SECTION RECENT ======================= RECENT FAR FROM RESONANCES (X) AND (Y) WILL BE SMALL AND THE ELASTIC RECENT CROSS SECTION REDUCES TO, RECENT RECENT ELASTIC =GJ*(2*SIN(PS)**2)**2 + (SIN(2*PS))**2 RECENT =GJ*4*(SIN(PS)**4 + SIN(2*PS)**2 RECENT RECENT USING THE IDENTITY SIN(2*PS) = 2*SIN(PS)*COS(PS) RECENT RECENT =4*GJ*(SIN(PS)**4 + (SIN(PS)*COS(PS))**2) RECENT =4*GJ*SIN(PS)**2*(SIN(PS)**2 + COS(PS)**2) RECENT =4*GJ*SIN(PS)**2 RECENT RECENT WHICH IS THE POTENTIAL CROSS SECTION. NOTE THAT THIS RESULT IS RECENT INDEPENDENT OF THE FORMALISM USED, AS IT MUST PHYSICALLY BE, RECENT AND AS SUCH ALTHOUGH AS YET WE HAVE NOT DEFINED IT, WE CAN RECENT NOW SEE THAT IN ALL CASES (PS) MUST BE THE PHASE SHIFT AND FOR RECENT CONSISTENCY IT MUST BE DEFINED USING EXACTLY THE SAME DEFINITION RECENT IN ALL CASES. RECENT RECENT IN ADDITION SINCE PHYSICALLY FOR EACH L VALUE WE EXPECT TO OBTAIN RECENT A POTENTIAL CROSS SECTION, RECENT RECENT 4*(2*L+1)*SIN(PS)**2 RECENT RECENT OBVIOUSLY FOR CONSISTENCY WE MUST HAVE, RECENT RECENT (2*L+1) = (SUM OVER J) GJ RECENT RECENT ONLY IN THIS CASE WILL THE RESULTS BE CONSISTENT - THIS POINT WILLRECENT BE DISCUSSED IN DETAIL BELOW. RECENT RECENT WHAT ARE THIS TERMS (X) AND (Y) RECENT =============================== RECENT (X) AND (Y) CAN BE EASILY IDENTIFIED BY CONSIDERING THE SINGLE RECENT AND MULTI-LEVEL BREIT WIGNER FORMALISMS. IN THESE CASES WE WILL RECENT FIND THAT, RECENT RECENT X = GAM(N)*GAM(T)/2/DEN RECENT Y = GAM(N)*(E-ER)/DEN RECENT DEN = ((E-ER)**2 + (GAM(T)/2)**2) RECENT RECENT EXTREME CARE HAS TO BE USED TO PROPERLY DEFINE (Y) SUCH THAT IT RECENT IS NEGATIVE FOR E LESS THAN ER AND POSITIVE FOR E GREATER THAN RECENT ER. I WILL MERELY MENTION THAT THE EQUATIONS FOR ALL FORMALISMS RECENT IN ENDF-102 DO NOT CONSISTENTLY USE (E - ER) - IN SOME CASES RECENT THIS IS WRITTEN AS (ER - E), WHICH CAN LEAD TO AN INCORRECT RECENT SIGN IN THE DEFINITION OF THE (Y) THAT WE REQUIRE. RECENT RECENT THE INTERFERENCE TERMS CAN BE WRITTEN IN TERMS OF, RECENT 1) LEVEL-SELF INTERFERENCE = THE CONTRIBUTION OF EACH LEVEL RECENT INTERFERRING WITH ITSELF RECENT 2) LEVEL-LEVEL INTERFERENCE = THE CONTRIBUTION OF EACH LEVEL RECENT INTERFERRRING WITH ALL OTHER LEVELS RECENT RECENT WE WILL REFER TO THESE TWO AS (L-S) AND (L-L), RECENT RECENT X**2 = (GAM(N)*(GAM(T)/2)**2/(DEN)**2 + (L-L) RECENT = (GAM(N)**2*((GAM(T)/2)**2)/(DEN)**2 + (L-L) RECENT Y**2 = (GAM(N))**2*((E-ER))**2/(DEN)**2 + (L-L) RECENT RECENT X**2+Y**2= GAM(N)**2*DEN/(DEN)**2 = GAM(N)**2/DEN + (L-L) RECENT RECENT TO SEE THE EFFECT OF INCLUDING MULTI-LEVEL INTERFERENCE WE CAN RECENT CONSIDER OUR GENERAL EXPRESSION FOR ABSORPTION, RECENT RECENT ABSORPTION =GJ*(2*X - ((X)**2 + (Y)**2)) RECENT RECENT AND NOTE THAT FOR BOTH SINGLE AND MULTI-LEVEL BREIT WIGNER THE RECENT ENDF-102 SAYS TO TREAT ABSORPTION IN A SINGLE LEVEL APPROXIMATION RECENT I.E., IGNORE LEVEL-LEVEL INTERFERENCE. IF ALL INTERFERENCE IS RECENT IGNORED THIS IS EQUIVALENT TO COMPLETELY IGNORING X**2 + Y**2 AND RECENT DEFINING, RECENT RECENT ABSORPTION =GJ*2*X RECENT =2*GJ*GAM(N)*GAM(T)/DEN RECENT RECENT WHICH IS INCORRECT - SINCE THIS SEEMS TO INDICATE EVERYTHING IS RECENT ABSORBED. IN ORDER TO OBTAIN THE CORRECT EXPRESSION WE CANNOT RECENT COMPLETELY IGNORE INTERFERENCE - WE CAN IGNORE LEVEL-LEVEL RECENT INTERFERENCE, BUT WE MUST INCLUDE LEVEL-SELF INTERFERENCE, RECENT RECENT X**2+Y**2= GAM(N)**2/DEN RECENT RECENT ABSORPTION =GJ*(2*X - ((X)**2 + (Y)**2)) RECENT =GJ*GAM(N)*(GAM(T)-GAM(N))/DEN RECENT =GJ*GAM(N)*GAM(A)/DEN RECENT RECENT SUMMARY RECENT ======= RECENT AN IMPORTANT POINT TO NOTE IS THE DEFINITION OF (X) AND (Y) RECENT WHICH IN ALL CASES WILL CORRESPOND TO THE SYMMETRIC AND RECENT ANTI-SYMMETRIC CONTRIBUTION OF THE RESONANCES. IN PARTICULAR RECENT DEFINING (U) IN TERMS OF (1-X) INSTEAD OF (X) IS EXTREMELY RECENT IMPORTANT. NOTE, THAT THE DEFINITION OF THE ELASTIC AND RECENT ABSORPTION ONLY INVOLVE (X), NOT (1-X). FAR FROM RESONANCES RECENT (X) CAN BE EXTREMELY SMALL, THEREFORE (1-X) WILL BE VERY CLOSE RECENT TO (1). IF THE CALCULATION PROCEEDS BY FIRST CALCULATING (1-X) RECENT AND THEN DEFINING (X) BY SUBTRACTING (1), EXTREME ROUND-OFF RECENT PROBLEMS CAN RESULT. THESE PROBLEMS CAN BE AVOIDED BY IN ALL RECENT CASES DEFINING (X) DIRECTLY, WITHOUT ANY DIFFERENCES. RECENT RECENT IN EACH FORMALISM THE DEFINITION OF (X) AND (Y) MAY BE DIFFERENT RECENT BUT ONCE WE HAVE DEFINED (X) AND (Y) WE CAN IMMEDIATELY WRITE RECENT THE CROSS SECTIONS USING A UNIFORM DEFINITION, RECENT RECENT ELASTIC =GJ*(2*SIN(PS)**2 - X)**2 + (SIN(2*PS) + Y)**2) RECENT RECENT ABSORPTION =-GJ*(2*X + (X)**2 + (Y)**2) RECENT RECENT AND DEFINE THE TOTAL AS THE SUM OF THESE 2 PARTS. RECENT RECENT RELATIONSHIP TO SINGLE LEVEL RECENT ============================ RECENT HOW DO THE SINGLE AND MULTI-LEVEL FORMALISMS COMPARE. TO SEE, RECENT STARTING FROM OUR GENERAL DEFINITION OF THE ELASTIC IN THE FORM, RECENT RECENT ELASTIC =GJ*(2*SIN(PS)**2 + X)**2 + (SIN(2*PS) + Y)**2) RECENT =GJ*(4*SIN(PS)**4 - 4*X*SIN(PS)**2 + X**2 RECENT + SIN(2*PS)**2 + 2*Y*SIN(2*PS) + Y**2) RECENT RECENT =4*GJ*SIN(PS)**2 + RECENT GJ*(X**2 + Y**2 RECENT -4*X*SIN(PS)**2 RECENT +2*Y*SIN(2*PS)) RECENT RECENT AND OUR SPECIFIC DEFINITIONS OF (X) AND (Y) FOR MULTI-LEVEL BREIT-RECENT WIGNER PARAMETERS, RECENT RECENT X = GAM(N)*GAM(T)/2/DEN RECENT Y = GAM(N)*(E-ER)/DEN RECENT DEN = ((E-ER)**2 + (GAM(T)/2)**2) RECENT RECENT X**2+Y**2= GAM(N)**2/DEN + (L-L) RECENT RECENT WE CAN RECOGNIZE X**2 AND Y**2 AS THE INTERFERENCE - (L-S) + (L-L)RECENT TERMS IN THE MULTI-LEVEL FORMALISM. IN ORDER TO OBTAIN THE SINGLE RECENT LEVEL EQUATION WE CAN ASSUME THAT EACH LEVEL DOES NOT INTERFERE RECENT WITH ANY OTHER LEVEL - THEREFORE THE (L-L) CONTRIBUTION IS ZERO. RECENT RECENT ELASTIC =4*GJ*SIN(PS)**2 + RECENT GJ*GAM(N)*(GAM(N) RECENT -2*GAM(T)*SIN(PS)**2 RECENT +2*(E-ER)*SIN(2*PS))/DEN RECENT RECENT WHICH IS THE FORM THAT IT APPEARS IN ENDF-102, EXCEPT FOR TWO RECENT TYPOGRAPHICAL ERRORS IN THE SECOND TERM, RECENT RECENT -2*GAM(T)*SIN(PS)**2 RECENT RECENT WHICH IN ENDF-102 IS WRITTEN, RECENT RECENT -2*(GAM(T)-GAM(N))*SIN(2*PS)**2 RECENT RECENT PROGRAM CONVENTIONS RECENT ==================================================================RECENT MINIMUM INPUT DATA RECENT ------------------ RECENT FOR EACH MATERIAL TO BE PROCESSED THE MINIMUM INPUT DATA ARE THE RECENT RESONANCE PARAMETERS IN FILE 2. IF THERE ARE NO FILE 2 PARAMETERS RECENT IN A GIVEN MATERIAL THE ENTIRE MATERIAL WILL SIMPLY BE COPIED. RECENT NEITHER THE HOLLERITH SECTION (MF=1, MT=451) NOR THE BACKGROUND RECENT CROSS SECTION (SECTIONS OF MF=3) NEED BE PRESENT FOR THIS PROGRAM RECENT TO EXECUTE PROPERLY. HOWEVER, SINCE THE CONVENTIONS USED IN RECENT INTERPRETING THE RESONANCE PARAMETERS DEPENDS ON ENDF/B VERSION RECENT USERS ARE STRONGLY RECOMMENDED TO INSURE THAT MF=1, MT=451 IS RECENT PRESENT IN EACH MATERIAL TO ALLOW THE PROGRAM TO DETERMINE THE RECENT ENDF/B FORMAT VERSION. RECENT RECENT RESONANCE PARAMETERS RECENT -------------------- RECENT RESONANCE PARAMETERS MAY BE REPRESENTED USING ANY COMBINATION RECENT OF THE REPRESENTATIONS ALLOWED IN ENDF/B, RECENT (1) RESOLVED DATA RECENT (A) SINGLE LEVEL BREIT-WIGNER RECENT (B) MULTI-LEVEL BREIT-WIGNER RECENT (C) ADLER-ADLER RECENT (D) REICH-MOORE RECENT (E) HYBRID R-FUNCTION RECENT (2) UNRESOLVED DATA RECENT (A) ALL PARAMETERS ENERGY INDEPENDENT RECENT (B) FISSION PARAMETERS ENERGY DEPENDENT RECENT (C) ALL PARAMETERS ENERGY DEPENDENT RECENT RECENT THE FOLLOWING RESOLVED DATA FORMALISMS ARE NOT TREATED BY THIS RECENT VERSION OF THE CODE AND WILL ONLY BE IMPLEMENTED AFTER EVALUATIONSRECENT USING THESE FORMALISMS ARE AVAILABLE TO THE AUTHOR OF THIS CODE RECENT FOR TESTING IN ORDER TO INSURE THAT THEY CAN BE HANDLED PROPERLY RECENT (A) GENERAL R-MATRIX RECENT RECENT CALCULATED CROSS SECTIONS RECENT ------------------------- RECENT THIS PROGRAM WILL USE THE RESONANCE PARAMETERS TO CALCULATE THE RECENT TOTAL, ELASTIC, CAPTURE AND POSSIBLY FISSION CROSS SECTIONS. THE RECENT COMPETITIVE WIDTH WILL BE USED IN THESE CALCULATIONS, BUT THE RECENT COMPETITIVE CROSS SECTION ITSELF WILL NOT BE CALCULATED. THE RECENT ENDF/B CONVENTION IS THAT ALTHOUGH A COMPETITIVE WIDTH MAY BE RECENT GIVEN, THE COMPETITIVE CROSS SECTION MUST BE SEPARATELY TABULATED RECENT AS A SECTION OF FILE 3 DATA. RECENT RECENT RESOLVED REGION RECENT --------------- RECENT IN THE RESOLVED REGION THE RESOLVED PARAMETERS ARE USED TO RECENT CALCULATE COLD (0 KELVIN), LINEARLY INTERPOLABLE, ENERGY DEPENDENTRECENT CROSS SECTIONS. RECENT RECENT SCATTERING RADIUS RECENT ----------------- RECENT FOR SINGLE OR MULTI LEVEL BREIT-WIGNER PARAMETERS THE SCATTERING RECENT RADIUS MAY BE SPECIFIED IN EITHER ENERGY INDEPENDENT (CONSTANT) RECENT OR ENERGY DEPENDENT FORM (A TABLE OF ENERGY VS. RADIUS AND AN RECENT ASSOCIATED INTERPOLATION LAW). IN ALL OTHER CASE ONLY AN ENERGY RECENT INDEPENDENT SCATTERING RADIUS IS ALLOWED. RECENT RECENT FOR ANY ONE MATERIAL (I.E. MAT) IF ENERGY DEPENDENT SCATTERING RECENT RADII ARE GIVEN THE TOTAL NUMBER OF INTERPOLATION REGIONS AND RECENT TABULATED VALUES FOR THE ENTIRE MATERIAL CANNOT EXCEED, RECENT 200 - INTERPOLATION REGIONS RECENT 500 - TABULATED VALUES RECENT IF THESE LIMITS ARE EXCEEDED THE PROGRAM WILL PRINT AN ERROR RECENT MESSAGE AND TERMINATE. RECENT RECENT IF YOU REQUIRE A LARGER NUMBER OF INTERPOLATION REGION AND/OR RECENT TABULATED VALUES, RECENT (1) INTERPOLATION REGIONS - INCREASE THE DIMENSION OF NBTRHO AND RECENT INTRHO IN COMMON/TABRHO/ THROUGHOUT THE PROGRAM AND CHANGE MAXSEC RECENT IN SUBROUTINE RDAP (MAXSEC = MAXIMUM NUMBER OF INTERPOLATION RECENT REGIONS). RECENT (2) TABULATED VALUES - INCREASE THE DIMENSION OF ERHOTB, RHOTAB RECENT AND APTAB IN COMMON/TABRHO/ THROUGHOUT THE PROGRAM AND CHANGE RECENT MAXRHO IN SUBROUTINE RDAP (MAXRHO = MAXIMUM NUMBER OF TABULATED RECENT VALUES). RECENT RECENT RESOLVED REICH-MOORE AND MULTI-LEVEL BREIT-WIGNER PARAMETERS RECENT ------------------------------------------------------------ RECENT CROSS SECTIONS FOR REICH-MOORE PARAMETERS ARE CALCULATED ACCORDINGRECENT TO THE EQUATION (1) - (8) OF SECTION D.1.3 OF ENDF-102. IN ORDER RECENT TO CALCULATE CROSS SECTIONS FROM MULTI-LEVEL PARAMETERS IN A RECENT REASONABLE AMOUNT OF TIME THIS PROGRAM EXPRESSES THE CROSS SECTIONRECENT IN TERMS OF A SINGLE SUM OVER RESONANCES (SEE, ENDF-102, SECTION RECENT D.1.2, EQUATIONS 6-7), RATHER THAN AS A DOUBLE SUM (SEE, ENDF-102 RECENT SECTION D.1.2, EQUATION 1-2). IN ORDER FOR THE ENDF-102 EQUATIONS RECENT TO BE CORRECT THE PARAMETERS MUST MEET THE FOLLOWING CONDITIONS, RECENT RECENT (1) FOR EACH L STATE ALL PHYSICALLY POSSIBLE J SEQUENCES MUST BE RECENT PRESENT. ONLY IN THIS CASE WILL THE CONTRIBUTIONS OF THE RECENT INDIVIDUAL J SEQUENCES ADD UP TO PRODUCE THE CORRECT POTENTIALRECENT SCATTERING CONTRIBUTION FOR THE L STATE (SEE, ENDF-102, RECENT SECTION D.1.2, EQUATIONS 6-7). IF ANY J SEQUENCE IS MISSING RECENT THE PROGRAM WILL PRINT A WARNING AND ADD THE J SEQUENCE WITH RECENT NO RESONANCE PARAMETERS IN ORDER TO ALLOW THE POTENTIAL RECENT SCATTERING TO BE CALCULATED CORRECTLY (THIS IS EQUIVALENT TO RECENT ASSUMING THAT THE EVALUATOR REALIZES THAT ALL J SEQUENCES MUSTRECENT BE AND ARE PRESENT AND THAT THE EVALUATION STATES THAT THERE RECENT ARE NO RESONANCES WITH CERTAIN PHYSICALLY POSSIBLE J VALUES...RECENT IN THIS CASE POTENTIAL CONTRIBUTION MUST STILL BE CONSIDERED).RECENT RECENT EXAMPLE RECENT ======= RECENT AN EXAMPLE OF WHERE THIS OCCURS AND IS IMPORTANT TO CONSIDER RECENT IS U-238 IN ENDF/B-4 AND 5 LIBRARIES WHERE FOR L=1 THERE IS RECENT ONLY A J=1/2 SEQUENCE. NOT INCLUDING THE J=3/2 SEQUENCE LEADS RECENT TO UNDERESTIMATING THE POTENTIAL SCATTERING AND PRODUCES RECENT MINIMA IN THE ELASTIC CROSS SECTION WHICH ARE AN ORDER OF RECENT MAGNITUDE LOWER THAN THE CROSS SECTIONS OBTAINED BE INCLUDING RECENT THE J=3/2 SEQUENCE. RECENT RECENT (2) FOR A GIVEN TARGET SPIN AND L VALUE THERE MAY BE 2 POSSIBLE RECENT MEANS OF OBTAINING THE SAME J VALUE. WHEN THIS OCCURS IN RECENT ORDER TO CALCULATE THE CORRECT POTENTIAL SCATTERING CROSS RECENT SECTION IT IS IMPORTANT TO INCLUDE THE EFFECT OF BOTH RECENT POSSIBLE J SEQUENCES, EVEN THOUGH FROM THE ENDF/B DATA IT IS RECENT NOT POSSIBLE TO DETERMINE WHICH OF THE 2 POSSIBLE SEQUENCES RECENT ANY GIVEN RESONANCE BELONGS TO. IN THIS CASE THIS PROGRAM RECENT TREAT ALL RESONANCES WITH THE SAME J VALUE AS BELONGING TO RECENT THE SAME J SEQUENCE (TO ALLOW INTERFERENCE) AND WILL ADD AN RECENT ADDITIONAL J SEQUENCE WITH NO RESONANCES IN ORDER TO ALLOW RECENT THE POTENTIAL CROSS SECTION TO BE CALCULATED CORRECTLY. WHEN RECENT THIS OCCURS A WARNING MESSAGE IS PRINTED, BUT BASED ON THE RECENT ENDF/B DATA THERE IS NOTHING WRONG WITH THE DATA AND THERE IS RECENT NOTHING THAT THE USER CAN DO TO CORRECT OR IN ANY WAY MODIFY RECENT THE DATA TO ELIMINATE THE PROBLEM. RECENT RECENT EXAMPLE RECENT ======= RECENT FOR A TARGET SPIN =1 AND L=1 THE 2 RANGES OF PHYSICALLY RECENT POSSIBLE J ARE 1/2, 3/2, 5/2 AND 1/2, 3/2. BY CHECKING THE RECENT ENDF/B DATA IT IS POSSIBLE TO INSURE THAT THE 3 POSSIBLE RECENT J VALUES (1/2, 3/2, 5/2) ARE PRESENT AND TO INCLUDE ALL 3 RECENT J SEQUENCES IN THE CALCULATIONS. HOWEVER, UNLESS ALL 5 RECENT POSSIBLE J SEQUENCES ARE INCLUDED THE STATISTICAL WEIGHTS RECENT OF THE J SEQUENCES WILL NOT SUM UP TO 2*L+1 AND THE RECENT POTENTIAL CROSS SECTION WILL BE UNDERESTIMATED. IN THIS RECENT EXAMPLE THE SUM OF THE 3 J SEQUENCES 1/2, 3/2, 5/2 IS 2, RECENT RATHER THAN 3 AS IT SHOULD BE FOR L=1, AND THE CONTRIBUTION RECENT OF THE L=1 RESONANCES TO THE POTENTIAL SCATTERING CROSS RECENT SECTION WILL ONLY BE 2/3 OF WHAT IT SHOULD BE, UNLESS THE RECENT OTHER 2 J SEQUENCES (WITH DUPLICATE J VALUES) ARE INCLUDED RECENT IN THE CALCULATION. RECENT RECENT (3) EACH RESONANCE MUST HAVE AN ASSIGNED, PHYSICALLY POSSIBLE RECENT J VALUE. PHYSICALLY IMPOSSIBLE OR AVERAGE J VALUES CANNOT BE RECENT UNIQUELY INTERPRETED USING THE EQUATIONS IN ENDF-102 AND RECENT THEIR USE WILL USUALLY RESULT IN PHYSICALLY UNRELIABLE CROSS RECENT SECTIONS. THIS PROGRAM WILL CHECK ALL J VALUES AND IF ANY ARE RECENT ARE FOUND TO BE PHYSICALLY IMPOSSIBLE (BASED ON TARGET SPIN RECENT AND L VALUE) AN ERROR MESSAGE WILL BE PRINTED TO INDICATE THATRECENT THE RECONSTRUCTED CROSS SECTIONS WILL BE UNRELIABLE AND THE RECENT PROGRAM WILL CONTINUE. IN AN ATTEMPT TO CALCULATE THE CORRECT RECENT POTENTIAL SCATTERING CROSS SECTION THIS PROGRAM WILL SUBTRACT RECENT THE POTENTIAL SCATTERING CONTRIBUTION DUE TO ALL FICTICIOUS J RECENT SEQUENCES AND ADD THE CONTRIBUTION OF ALL PHYSICALLY POSSIBLE RECENT J SEQUENCES (AS DESCRIBED ABOVE). RECENT RECENT WARNING (LET THE USER BEWARE) RECENT ============================= RECENT (A) IT CANNOT BE STRESSED ENOUGH THAT CROSS SECTIONS OBTAINED RECENT USING PHYSICALLY IMPOSSIBLE J VALUES FOR REICH-MOORE AND RECENT MULTI-LEVEL BREIT-WIGNER RESONANCE PARAMETERS WILL RESULT RECENT IN UNRELIABLE CROSS SECTIONS. THE DECISION TO HAVE THIS RECENT PROGRAM CONTINUE TO PROCESS WHEN THIS CONDITION IS FOUND RECENT IS BASED ON AN ATTEMPT TO ALLOW THE USER TO AT LEAST HAVE RECENT SOME RESULTS (HOWEVER BAD THEY MAY BE) IF THERE IS NO RECENT OTHER EVALUATED DATA AVAILABLE. RECENT (B) EVEN THOUGH THE REICH-MOORE AND MULTI-LEVEL EQUATIONS ARE RECENT DEFINED AS ABSOLUTE OR SQUARED CONTRIBUTIONS WHICH MUST RECENT ALL BE PHYSICALLY POSSIBLE, ATTEMPTING TO CORRECT THE RECENT POTENTIAL CROSS SECTION (AS DESCRIBED ABOVE) CAN LEAD TO RECENT NEGATIVE ELASTIC CROSS SECTIONS. THIS IS BECAUSE BASED ON RECENT THE INFORMATION AVAILABLE IN THE EVALUATION IT IS NOT RECENT NOT POSSIBLE TO CORRECTLY ACCOUNT FOR THE INTERFERENCE RECENT BETWEEN THE RESONANCE AND POTENTIAL CONTRIBUTIONS FOR EACHRECENT J SEQUENCE. RECENT RECENT UNRESOLVED RESONANCE REGION RECENT --------------------------- RECENT IN THE UNRESOLVED RESONANCE REGION THE UNRESOLVED PARAMETERS RECENT ARE USED TO CALCULATE INFINITELY DILUTE AVERAGE CROSS SECTIONS. RECENT NOTE, IT IS IMPORTANT TO UNDERSTAND THAT FROM THE DEFINITION OF RECENT THE UNRESOLVED PARAMETERS IT IS NOT POSSIBLE TO UNIQUELY CALCULATERECENT ENERGY DEPENDENT CROSS SECTIONS. ONLY AVERAGES OR DISTRIBUTIONS RECENT MAY BE CALCULATED. RECENT RECENT UNRESOLVED INTERPOLATION RECENT ------------------------ RECENT IN THE UNRESOLVED RESONANCE REGION CROSS SECTIONS AT EACH ENERGY RECENT ARE CALCULATED BY INTERPOLATING PARAMETERS. THIS IS THE CONVENTIONRECENT USED IN ENDF/B-4 AND EARLIER VERSIONS OF ENDF/B. THE ENDF/B-5 RECENT CONVENTION OF INTERPOLATING CROSS SECTIONS, NOT PARAMETERS, HAS RECENT BEEN ABANDONED AS IMPRACTICAL SINCE IT CAN LEAD TO THE SITUATION RECENT WHERE EXACTLY THE SAME PHYSICAL DATA CAN LEAD TO DIFFERENT RESULTSRECENT DEPENDING ON WHICH OF THE THREE ENDF/B UNRESOLVED PARAMTER FORMATSRECENT IS USED. FOR EXAMPLE, GIVEN A SET OF ENERGY INDEPENDENT UNRESOLVEDRECENT PARAMETERS IT IS POSSIBLE TO CODE THESE PARAMETERS IN EACH OF THE RECENT THREE ENDF/B UNRESOLVED PARAMETER FORMATS. SINCE PHYSICALLY WE RECENT ONLY HAVE ONE SET OF PARAMETERS WE WOULD EXPECT THE RESULTS TO BE RECENT INDEPENDENT OF HOW THEY ARE REPRESENTED IN ENDF/B. UNFORTUNATELY RECENT USING THE ENDF/B-5 CONVENTION TO INTERPOLATE CROSS SECTIONS CAN RECENT LEAD TO THREE COMPLETELY DIFFERENT RESULTS. IN CONTRAST USING THE RECENT ENDF/B-4 AND EARLIER CONVENTION OF INTERPOLATING PARAMETERS LEADS RECENT TO COMPLETELY CONSISTENT RESULTS. RECENT RECENT INTERNAL REPRESENTATION OF UNRESOLVED PARAMETERS RECENT ------------------------------------------------ RECENT ANY OF THE THREE POSSIBLE REPRESENTATIONS OF UNRESOLVED PARAMETERSRECENT CAN BE UNIQUELY REPRESENTED IN THE ALL PARAMETERS ENERGY DEPENDENTRECENT REPRESENTATIONS WITH THE APPROPRIATE (ENDF/B VERSION DEPENDENT) RECENT INTERPOLATION LAW. THIS IS DONE BY THE PROGRAM WHILE READING THE RECENT UNRESOLVED PARAMETERS AND ALL SUBSEQUENT CALCULATIONS NEED ONLY RECENT CONSIDER THE ALL PARAMETERS ENERGY DEPENDENT REPRESENTATION. RECENT RECENT RESONANCE RECONSTRUCTION STARTING ENERGY GRID RECENT --------------------------------------------- RECENT AS IN ANY ITERATIVE METHOD THE WAY TO SPEED CONVERGENCE IS TO TRY RECENT TO START CLOSE TO THE ANSWER. THIS PROGRAM ATTEMPTS TO DO THIS BY RECENT STARTING FROM AN ENERGY GRID WHICH IS A GOOD APPROXIMATION TO A RECENT SIMPLE BREIT-WIGNER LINE SHAPE, RECENT RECENT SIGMA(X)=1.0/(1.0+X*X) RECENT RECENT WHERE X IS THE DISTANCE FROM THE PEAK IN HALF-WIDTHS RECENT RECENT SUBROUTINE SUBINT HAS A BUILT-IN TABLE OF NODES WHICH ARE THE RECENT HALF-WIDTH MULTIPLES TO APPROXIMATE THE SIMPLE BREIT-LINE SHAPE RECENT TO WITHIN 1 PER-CENT OVER THE ENTIRE INTERVAL 0 TO 500 HALF-WIDTHSRECENT RECENT BETWEEN ANY TWO RESOLVED RESONANCES THE STARTING GRID IS BASED ON RECENT THE HALF-WIDTHS OF THE TWO RESONANCES. FROM THE LOWER ENERGY RECENT RESONANCE UP TO THE MID-POINT BETWEEN THE RESONANCES (MID-POINT RECENT IS DEFINED HERE AS AN EQUAL NUMBER OF HALF-WIDTHS FROM EACH RECENT RESONANCE) THE HALF-WIDTH OF THE LOWER ENERGY RESONANCE IS USED. RECENT FROM THE MID-POINT UP TO THE HIGHER ENERGY RESONANCE THE HALF- RECENT WIDTH OF THE UPPER ENERGY RESONANCE IS USED. RECENT RECENT WITH THIS ALOGORITHM CLOSELY SPACED RESONANCES WILL HAVE ONLY RECENT A FEW STARTING NODES PER RESONANCE (E.G. U-235). WIDELY SPACED RECENT RESONANCES WILL HAVE MORE NODES PER RESONANCE (E.G. U-238). FOR RECENT A MIX OF S, P, D ETC. RESONANCES THIS ALOGORITHM GUARANTEES AN RECENT ADEQUTE DESCRIPTION OF THE PROFILE OF EVEN EXTREMELY NARROW RECENT RESONANCES (WHICH MAY IMMEDIATELY CONVERGENCE TO THE ACCURACY RECENT REQUESTED, THUS MINIMIZING ITERATION). RECENT RECENT BACKGROUND CROSS SECTIONS RECENT ------------------------- RECENT THE PROGRAM WILL SEARCH FOR BACKGROUND CROSS SECTIONS FOR TOTAL RECENT (MT=1), ELASTIC (MT=2), FISSION (MT=18), FIRST CHANCE FISSION RECENT (MT=19) AND CAPTURE (MT=102). RECENT RECENT (1) THE BACKGROUND CROSS SECTIONS (FILE 3) CAN BE PRESENT OR NOT RECENT PRESENT FOR EACH REACTION. RECENT (2) IF FOR A GIVEN REACTION THE BACKGROUND CROSS SECTION IS RECENT PRESENT, IT WILL BE ADDED TO THE RESONANCE CONTRIBUTION AND RECENT THE RESULT WILL BE OUTPUT. RECENT (3) IF FOR A GIVEN REACTION THE BACKGROUND IS NOT PRESENT THE RECENT PROGRAM WILL, RECENT (A) IF THE INPUT TO THE PROGRAM SPECIFIES NO OUTPUT FOR RECENT REACTIONS WITH NO BACKGROUND THERE WILL BE NO OUTPUT. RECENT (B) IF THE INPUT TO THE PROGRAM SPECIFIES OUTPUT FOR REACTIONSRECENT WITH NO BACKGROUND, RECENT (I) THE RESONANCE CONTRIBUTION TO TOTAL, ELASTIC OR RECENT CAPTURE WILL BE OUTPUT. RECENT (II) IF ALL FISSION RESONANCE PARAMETERS ARE ZERO THE RECENT FISSION CROSS SECTION (MT=18) WILL NOT BE OUTPUT. RECENT OTHERWISE THE RESONANCE CONTRIBUTION OF THE FISSION RECENT (MT=18) WILL BE OUTPUT. RECENT (III) THERE WILL BE NO OUTPUT FOR FIRST CHANCE FISSION RECENT (MT=19). RECENT RECENT COMBINING RESONANCES AND BACKGROUND CROSS SECTIONS RECENT -------------------------------------------------- RECENT IN ORDER TO BE COMBINED WITH THE RESONANCE CONTRIBUTION THE RECENT BACKGROUND CROSS SECTIONS MUST BE GIVEN AT 0 KELVIN TEMPERATURE RECENT AND MUST BE LINEARLY INTERPOLABLE. IF THESE CONDITIONS ARE MET RECENT THE RESONANCE AND BACKGROUND CONTRIBUTIONS WILL BE ADDED TOGETHER RECENT AND OUTPUT. IF THESE CONDITIONS ARE NOT MET THE BACKGROUND CROSS RECENT SECTION WILL BE IGNORED AND ONLY THE RESONANCE CONTRIBUTION WILL RECENT BE OUTPUT. IF THE BACKGROUND HAS NOT BEEN ADDED TO THE RESONANCE RECENT CONTRIBUTION AFTER THIS PROGRAM FINISHES THE USER CAN MAKE THE RECENT RESONANCE AND BACKGROUND CONTRIBUTIONS COMPATIBLE BY, RECENT RECENT (1) IF THE BACKGROUND IS NOT LINEARLY INTERPOABLE, LINEARIZE THE RECENT BACKGROUND (E.G., USE PROGRAM LINEAR). RECENT (2) IF THE BACKGROUND IS NOT GIVEN AT 0 KELVIN, DOPPLER BROADEN RECENT THE RESONANCE (NOT BACKGROUND) CONTRIBUTION TO THE SAME RECENT TEMPERATURE AS THE BACKGROUND (E.G., USE PROGRAM SIGMA1). RECENT RECENT ONCE THE RESONANCE AND BACKGROUND CONTRIBUTIONS HAVE BEEN MADE RECENT COMPATIBLE THEY CAN BE ADDED TOGETHER (E.G., USE PROGRAM MIXER). RECENT RECENT THE RECONSTRUCTION OF THE RESONANCE CONTRIBUTION TO THE CROSS RECENT SECTION CAN BE QUITE EXPENSIVE (IN TERMS OF COMPUTER TIME). SINCE RECENT THE RECONSTRUCTION IS PERFORMED BEFORE THE BACKGROUND CROSS RECENT SECTIONS ARE READ, THE ABOVE CONVENTIONS HAVE BEEN ADOPTED IN RECENT ORDER TO AVOID LOSE OF COMPUTER TIME INVOLVED IN RECONSTRUCTING RECENT THE RESONANCE CONTRIBUTION. RECENT RECENT COMMON ENERGY GRID RECENT ------------------ RECENT THIS PROGRAM WILL RECONSTRUCT THE RESONANCE CONTRIBUTION TO THE RECENT TOTAL, ELASTIC, FISSION AND CAPTURE CROSS SECTIONS ALL ON THE RECENT SAME ENERGY GRID. EACH REACTION WILL THEN BE COMBINED WITH ITS RECENT BACKGROUND CROSS SECTION (IF ANY) AND OUTPUT WITHOUT ANY FURTHER RECENT THINNING. IF THERE ARE NO BACKGROUND CROSS SECTIONS, OR IF THE RECENT BACKGROUND CROSS SECTION FOR ALL FOUR REACTIONS ARE GIVEN ON A RECENT COMMON ENERGY GRID, THE OUTPUT FROM THIS PROGRAM WILL BE ON A RECENT COMMON ENERGY GRID FOR ALL FOUR REACTIONS. RECENT RECENT THERMAL ENERGY RECENT -------------- RECENT IF THE RESONANCE REGION SPANS THERMAL ENERGY (0.0253 EV) THIS RECENT POINT IS ALWAYS INCLUDED IN THE COMMON ENERGY GRID USED FOR ALL RECENT REACTIONS AND WILL ALWAYS APPEAR IN THE OUTPUT DATA. RECENT RECENT SECTION SIZE RECENT ------------ RECENT SINCE THIS PROGRAM USES A LOGICAL PAGING SYSTEM THERE IS NO LIMIT RECENT TO THE NUMBER OF POINTS IN ANY SECTION, E.G., THE TOTAL CROSS RECENT SECTION MAY BE REPRESENTED BY 200,000 DATA POINTS. RECENT RECENT SELECTION OF DATA RECENT ----------------- RECENT THE PROGRAM SELECTS MATERIALS TO BE PROCESSED BASED EITHER ON RECENT MAT (ENDF/B MAT NO.) OR ZA. THE PROGRAM ALLOWS UP TO 100 MAT OR RECENT ZA RANGES TO BE SPECIFIED. THE PROGRAM WILL ASSUME THAT THE RECENT ENDF/B TAPE IS IN EITHER MAT OR ZA ORDER, WHICHEVER CRITERIA IS RECENT USED TO SELECT MATERIALS, AND WILL TERMINATE WHEN A MAT OR ZA RECENT IS FOUND THAT IS ABOVE THE RANGE OF ALL REQUESTS. RECENT RECENT ALLOWABLE ERROR RECENT --------------- RECENT THE RECONSTRUCTION OF LINEARLY INTERPOLABLE CROSS SECTIONS FROM RECENT RESONANCE PARAMETERS CANNOT BE PERFORMED EXACTLY. HOWEVER IT CAN RECENT BE PERFORMED TO VIRTUALLY ANY REQUIRED ACCURACY AND MOST RECENT IMPORTANTLY CAN BE PERFORMED TO A TOLERANCE THAT IS SMALL COMPAREDRECENT TO THE UNCERTAINTY IN THE CROSS SECTIONS THEMSELVES. AS SUCH THE RECENT CONVERSION OF CROSS SECTIONS TO LINEARLY INTERPOLABLE FORM CAN BE RECENT PERFORMED WITH ESSENTIALLY NO LOSS OF INFORMATION. RECENT RECENT THE ALLOWABLE ERROR MAY BE ENERGY INDEPENDENT (CONSTANT) OR ENERGYRECENT DEPENDENT. THE ALLOWABLE ERROR IS DESCRIBED BY A TABULATED RECENT FUNCTION OF UP TO 20 (ENERGY,ERROR) PAIRS AND LINEAR INTERPOLATIONRECENT BETWEEN TABULATED POINTS. IF ONLY ONE TABULATED POINT IS GIVEN THERECENT ERROR WILL BE CONSIDERED CONSTANT OVER THE ENTIRE ENERGY RANGE. RECENT WITH THIS ENERGY DEPENDENT ERROR ONE MAY OPTIMIZE THE OUTPUT FOR RECENT ANY GIVEN APPLICATION BY USING A SMALL ERROR IN THE ENERGY RANGE RECENT OF INTEREST AND A LESS STRINGENT ERROR IN OTHER ENERGY RANGES, RECENT E.G., 0.1 PER-CENT FROM 0 UP TO THE LOW EV RANGE AND A LESS RECENT STRINGENT TOLERANCE AT HIGHER ENERGIES. RECENT RECENT DEFAULT ALLOWABLE ERROR RECENT ----------------------- RECENT IN ORDER TO INSURE CONVERENCE OF THE RESONANCE RECONSTRUCTION THE RECENT ALLOWABLE ERROR MUST BE POSITIVE. IF THE USER INPUTS AN ERROR FOR RECENT RESONANCE RECONSTRUCTION THAT IS NOT POSITIVE IT WILL BE SET TO RECENT THE DEFAULT VALUE (CURRENTLY 0.1 PER-CENT) AND INDICATED AS SUCH RECENT IN THE OUTPUT LISTING. RECENT RECENT INTERVAL HALVING ALGORITHM RECENT ------------------------- RECENT THIS PROGRAM WILL START BY CALCULATING THE CROSS SECTIONS AT THE RECENT ENERGIES CORRESPONDING TO THE PEAK OF EACH RESONANCE, AS WELL AS RECENT A FIXED NUMBER OF HALF-WIDTHS ON EACH SIDE OF EACH RESONANCE. RECENT STARTING FROM THIS BASIC GRID OF POINTS THE PROGRAM WILL CONTINUE RECENT TO HALF EACH INTERVAL UNTIL THE CROSS SECTIONS FOR ALL REACTIONS RECENT AT THE CENTER OF THE INTERVAL CAN BE DEFINED BY LINEAR RECENT INTERPOLATION FROM THE ENDS OF THE INTERVAL TO WITHIN THE USER RECENT SPECIFIED ACCURACY CRITERIA. RECENT RECENT DISTANT RESONANCE TREATMENT RECENT --------------------------- RECENT THE OPTION TO TREAT DISTANT RESONANCES, WHICH WAS AVAILABLE IN RECENT EARLIER VERSIONS OF THIS PROGRAM, IS NO LONGER AVAILABLE, BECAUSE RECENT IT WAS FOUND TO PRODUCE UNRELIABLE RESULTS. IN THIS VERSION OF RECENT THE PROGRAM ALL RESONANCES ARE TREATED EXACTLY. RECENT RECENT PROGRAM OPERATION RECENT ==================================================================RECENT EDIT MODE RECENT --------- RECENT IT IS SUGGESTED THAT BEFORE RUNNING THIS PROGRAM TO RECONSTRUCT RECENT CROSS SECTIONS FROM RESONANCE PARAMETERS (WHICH CAN BE QUITE RECENT EXPENSIVE) THE USER FIRST RUN THE PROGRAM IN THE EDIT MODE (SEE, RECENT DESCRIPTION OF INPUT PARAMETERS BELOW). IN THE EDIT MODE THE RECENT PROGRAM WILL READ, LIST AND EXTENSIVELY CHECK THE CONSISTENCY OF RECENT ALL RESONANCE PARAMETERS AND ENDF/B DEFINED RESONANCE FLAGS. THIS RECENT IS A VERY INEXPENSIVE MEANS OF CHECKING ALL DATA BEFORE INVESTING RECENT A LARGE AMOUNT OF MONEY IN RECONSTRUCTING CROSS SECTIONS. ANY AND RECENT ALL DIGNOSTICS RECEIVED FROM THE EDIT WILL SUGGEST HOW TO CORRECT RECENT THE EVALUATED DATA TO MAKE IT CONSISTENT BEFORE RECONSTRUCTING RECENT CROSS SECTIONS. IN ORDER TO OBTAIN MEANINGFUL RESULTS FROM THE RECENT RECONSTRUCTION ALL SUGGESTED CHANGES TO THE EVALUATION SHOULD BE RECENT PERFORMED BEFORE TRYING RECONSTRUCTION (OTHERWISE THE RESULT OF RECENT RECONSTRUCTION WILL NOT BE RELIABLE). RECENT RECENT RECONSTRUCTION MODE RECENT ------------------- RECENT FOR EACH REQUESTED MATERIAL RECENT --------------------------- RECENT IF SECTION MF=1, MT=451 IS PRESENT COMMENTS WILL BE ADD TO RECENT DOCUMENT THAT THE MATERIAL HAS BEEN PROCESSED. MF=1, MT=451 WILL RECENT ALSO BE USED TO DETERMINE THE VERSION OF THE ENDF/B FORMAT WHICH RECENT WILL ALLOW THE PROGRAM TO USE THE APPROPRIATE CONVENTIONS. RECENT RECENT ALL OF THE FILE 2 RESONANCE PARAMETERS ARE FIRST READ AND THE RECENT LINEARLY INTERPOLABLE CONTRIBUTION OF THE RESONANCE PARAMETERS RECENT TO THE TOTAL, ELASTIC, CAPTURE AND FISSION CROSS SECTIONS IS RECENT CALCULATED SIMULTANEOUSLY USING A COMMON ENERGY GRID FOR ALL RECENT FOUR REACTIONS. RECENT RECENT AFTER THE RESONANCE CONTRIBUTION HAS BEEN RECONSTRUCTED EACH OF RECENT THE FIVE REACTIONS (MT=1, 2, 18, 19, 102) IS CONSIDERED SEPARATELYRECENT FOR COMBINATION WILL THE BACKGROUND CROSS SECTION, IF ANY, AS RECENT DESCRIBED ABOVE. RECENT RECENT OUTPUT WILL INCLUDE THE ENTIRE EVALUATION, INCLUDING RESONANCES RECENT PARAMETERS WITH LRU MODIFIED (AS DESCRIBED ABOVE) TO INDICATE RECENT THAT THE RESONANCE CONTRIBUTION HAS ALREADY BEEN ADDED TO THE RECENT FILE 3 CROSS SECTIONS. RECENT RECENT THE CYCLE OF RECONSTRUCTING THE RESONANCE CONTRIBUTION AND ADDING RECENT THE BACKGROUND WILL BE REPEATED FOR EACH MATERIAL REQUESTED. RECENT RECENT -----2016/3/10 - This option is no longer allowed - today's computers RECENT are so mjuch faster that this option is no longer RECENT needed. RECENT PROCESS ONLY A PORTION OF RESONANCE REGION RECENT ==================================================================RECENT MODERN EVALUATIONS MAY BE EXTREMELY LARGE AND IT MAY NOT BE RECENT POSSIBLE TO PROCESS AN ENTIRE EVALUATION (I.E., ADD THE RESONANCE RECENT CONTRIBUTION) DURING A SINGLE COMPUTER RUN. RECENT RECENT ALSO IN THE CASE WHERE YOU ARE ONLY INTERESTED IN THE CROSS RECENT SECTIONS OVER A SMALL ENERGY RANGE, YOU MAY NOT WANT TO PROCESS RECENT AN ENTIRE EVALUATION, E.G., IF YOU ONLY WANT TO KNOW WHAT THE RECENT CROSS SECTIONS ARE NEAR THERMAL ENERGY, 0.0253 EV. RECENT RECENT IN ORDER TO ALLOW AN EVALUATION TO BE PROCESSED USING A NUMBER OF RECENT SHORTER COMPUTER RUNS AN OPTION HAS BEEN ADDED TO THIS PROGRAM TO RECENT ALLOW THE USER TO SPECIFY THE ENERGY RANGE TO BE PROCESSED. RECENT RECENT USING THIS OPTION YOU MAY START AT THE LOWEST ENERGY (ZERO UP TO RECENT SOME ENERGY) AND USE THE RESULTS OF THIS RUN AS INPUT TO THE RECENT NEXT RUN, WHERE YOU CAN SPECIFY THE NEXT ENERGY RANGE. THIS RECENT CYCLE CAN BE REPEATED UNTIL YOU HAVE PROCESSED THE ENTIRE RECENT EVALUATION. RECENT RECENT WARNING - THIS OPTION SHOULD BE USED WITH EXTREME CARE - THIS RECENT OPTION HAS BEEN RELUCTANTLY ADDED - RELUCTANTLY BECAUSE IT CAN RECENT BE EXTREMELY DANGEROUS TO USE THIS OPTION UNLESS YOU CAREFULLY RECENT CHECKED WHAT YOU ARE DOING. RECENT RECENT THE OPTION SHOULD ONLY BE USED AS FOLLOWS, RECENT 1) YOU MUST PROCESS USING ENERGY RANGES STARTING AT LOW ENERGY RECENT AND WORKING YOUR WAY TOWARD HIGH ENERGY, E.G., RECENT 0.0 TO 3.0+3 RECENT 3.0+3 TO 10.0+3 RECENT 10.0+3 TO 80.0+3, ETC. RECENT 2) FOR THE LAST ENERGY RANGE THE LOWER ENERGY LIMIT MUST BE RECENT NON-ZERO (WHERE TO START) AND THE UPPER ENERGY LIMIT MUST RECENT BE ZERO (NO LIMIT) RECENT 80.0+3 TO 0.0 RECENT RECENT IF YOU ARE ONLY INTERESTED IN THE CROSS SECTION OVER A NARROW RECENT ENERGY INTERVAL AND DO NOT INTENT TO MAKE ANY OTHER USE OF THE RECENT RESULTS, YOU CAN IGNORE THESE WARNINGS AND MERELY SPECIFY ANY RECENT ENERGY INTERVAL OVER WHICH YOU WISH CALCULATIONS TO BE RECENT PERFORMED. RECENT RECENT NORMALLY WHEN THIS PROGRAM PROCESSES AN EVALUATION IT WILL SET RECENT FLAGS IN THE EVALUATION TO PREVENT THE SAME RESONANCE RECENT CONTRIBUTION FROM BEING ADDED TO THE CROSS SECTION MORE THAN RECENT ONCE, SHOULD YOU USE THE OUTPUT FROM THIS PROGRAM AS INPUT TO RECENT THE PROGRAM. RECENT RECENT WHEN PROCESSING ONLY PORTIONS OF THE RESONANCE REGION THIS RECENT PROGRAM CANNOT SET THESE FLAGS TO PROTECT AGAINST ADDING THE RECENT RESONANCE CONTRIBUTION MORE THAN ONCE - WHICH MAKES USE OF RECENT THIS OPTION EXTREMELY DANGEROUS. RECENT RECENT ONLY YOU CAN CHECK TO MAKE SURE THAT YOU HAVE CORRECTLY RECENT INCLUDED EACH ENERGY RANGE ONLY ONCE - SEE THE COMMENT LINES RECENT AT THE END OF SECTION, MF=1, MT=451, FOR A COMPLETE RECORD RECENT OF EACH RUN USING THIS PROGRAM. THIS SECTION WILL CONTAIN RECENT LINES OF THE FORM RECENT RECENT ***************** PROGRAM RECENT (VERSION 2023-1) ************* RECENT ONLY PROCESS 0.00000+ 0 TO 3.00000+ 3 EV RECENT ***************** PROGRAM RECENT (VERSION 2023-1) ************* RECENT ONLY PROCESS 3.00000+ 3 TO 1.00000+ 4 EV RECENT ***************** PROGRAM RECENT (VERSION 2023-1) ************* RECENT ONLY PROCESS 1.00000+ 4 TO 8.00000+ 4 EV RECENT ***************** PROGRAM RECENT (VERSION 2023-1) ************* RECENT ONLY PROCESS 8.00000+ 4 TO 2.00000+ 7 EV RECENT RECENT YOU SHOULD CHECK TO INSURE THAT THERE ARE NO OVERLAPPING ENERGY RECENT RANGES OR MISSING ENERGY RANGES. RECENT RECENT WHEN YOU INDICATE BY INPUT THAT YOU ARE ABOUT TO PROCESS THE RECENT LAST ENERGY RANGE (SEE ABOVE, LOWER ENERGY LIMIT = NON-ZERO, RECENT UPPER ENERGY LIMIT = ZERO), THIS PROGRAM WILL ASSUME THAT RECENT YOU HAVE NOW COMPLETED ALL PROCESSING - AND ONLY THEN WILL RECENT IT SET FLAGS IN THE EVALUATION TO PREVENT THE RESONANCE RECENT CONTRIBUTION FROM BEING ADDED MORE THAN ONCE. FOR THIS REASON RECENT YOU CANNOT PROCESS STARTING WITH ENERGY INTERVALS AT HIGH RECENT ENERGY AND WORKING TOWARD LOW ENERGY - YOU MUST START AT LOW RECENT ENERGY AND WORK TOWARD HIGH ENERGY. RECENT -----2016/3/10 - This option is no longer allowed - today's computers RECENT RECENT I/O FILES RECENT ==================================================================RECENT INPUT FILES RECENT ----------- RECENT UNIT DESCRIPTION RECENT ---- ----------- RECENT 2 INPUT LINE (BCD - 80 CHARACTERS/RECORD) RECENT 10 ORIGINAL ENDF/B DATA (BCD - 80 CHARACTERS/RECORD) RECENT RECENT OUTPUT FILES RECENT ------------ RECENT UNIT DESCRIPTION RECENT ---- ----------- RECENT 3 OUTPUT REPORT (BCD - 120 CHARACTERS/RECORD) RECENT 11 FINAL ENDF/B DATA (BCD - 80 CHARACTERS/RECORD) RECENT RECENT SCRATCH FILES RECENT ------------- RECENT UNIT DESCRIPTION RECENT ---- ----------- RECENT 12 SCRATCH FILE FOR DATA RECONSTRUCTED FROM RESONANCE RECENT PARAMETERS (BINARY - 100200 WORDS/RECORD) RECENT 14 SCRATCH FILE FOR COMBINED FILE 2 AND 3 DATA RECENT (BINARY - 40080 WORDS/RECORD) RECENT RECENT OPTIONAL STANDARD FILE NAMES (SEE SUBROUTINE FILEIO) RECENT ==================================================================RECENT UNIT FILE NAME RECENT ---- ---------- RECENT 2 RECENT.INP RECENT 3 RECENT.LST RECENT 10 ENDFB.IN RECENT 11 ENDFB.OUT RECENT 12 (SCRATCH) RECENT 14 (SCRATCH) RECENT RECENT INPUT CARDS RECENT ==================================================================RECENT LINE COLS. FORMAT DESCRIPTION RECENT ---- ----- ------ ----------- RECENT 1 1-11 I11 RETRIEVAL CRITERIA (0=MAT, 1=ZA) RECENT THIS OPTION DEFINED WHETHER COLUMNS 1-22 OF RECENT SUBSEQUENT INPUT CARDS SHOULD BE INTERPRETED RECENT TO BE MAT OR ZA RANGES. RECENT 12-22 E11.4 FILE 2 MINIMUM ABSOLUTE CROSS SECTION RECENT (IF 1.0E-10 OR LESS IS INPUT THE PROGRAM RECENT WILL USE 1.0E-10) RECENT 23-33 I11 TREATMENT OF REACTIONS FOR WHICH BACKGROUND RECENT CROSS SECTION IS NOT GIVEN. RECENT = 0 - IGNOR (I.E. NO OUTPUT) RECENT = 1 - OUTPUT RESONANCE CONTRIBUTION. RECENT THIS OPTION IS USEFUL WITH PARTIAL EVALUATIONRECENT (E.G. ENDF/B-5 DOSIMETRY LIBRARY) WHERE ONLY RECENT ONE OR MORE OF THE REACTIONS ARE OF ACTUAL RECENT INTEREST. RECENT WARNING...THE USE OF THIS FIELD HAS BEEN RECENT CHANGED. THIS FIELD WAS PREVIOUSLY USED TO RECENT DEFINE THE PRECISION OF THE CALCULATION AND RECENT OUTPUT. THE FORMER DEFINITION OF THIS FIELD RECENT WAS... RECENT MINIMUM ENERGY SPACING FLAG RECENT = 0 - 6 DIGIT MINIMUM ENERGY SPACING. RECENT STANDARD 6 DIGIT E11.4 OUTPUT. RECENT = 1 - 9 DIGIT MINIMUM ENERGY SPACING. RECENT STANDARD 6 DIGIT E11.4 OUTPUT. RECENT = 2 - 9 DIGIT MINIMUM ENERGY SPACING. RECENT VARIABLE 9 DIGIT F FORMAT OUTPUT. RECENT FROM EXPERIENCE IT HAS BEEN FOUND THAT RECENT FAILURE TO SET THIS OPTION TO 2 CAN RESULT RECENT IN LARGE ERRORS IN THE FINAL DATA. THEREFORE RECENT INTERNALLY THIS OPTION IS SET TO 2. RECENT 34-44 I11 OPERATING MODE RECENT = 0 - CACULATE. MINIMUM OUTPUT LISTING RECENT = 1 - CACULATE. LIST ALL RESONANCE PARAMETERSRECENT = 2 - EDIT MODE. NO CALCULATION. LIST ALL RECENT RESONANCE PARAMETERS. RECENT NOTE, THE EDIT MODE (=2) IS THE SUGGESTED RECENT MODE TO FIRST TEST THE CONSISTENCY OF THE RECENT EVALUATED DATA, BEFORE RECONSTRUCTING CROSS RECENT SECTIONS (SEE, COMMENTS ABOVE). RECENT 45-55 I11 NEGATIVE CROSS SECTIOIN TREATMENT RECENT = 0 - O.K. - NO CHANGE RECENT = 1 - SET = 0 RECENT 56-66 I11 MONITOR MODE SELECTOR RECENT = 0 - NORMAL OPERATION RECENT = 1 - MONITOR PROGRESS OF RECONSTRUCTION OF RECENT FILE 2 DATA AND COMBINING FILE 2 AND RECENT FILE 3 DATA. EACH TIME A PAGE OF DATA RECENT POINTS IS WRITTEN TO A SCRATCH FILE RECENT PRINT OUT THE TOTAL NUMBER OF POINTS RECENT ON SCRATCH AND THE LOWER AND UPPER RECENT ENERGY LIMITS OF THE PAGE (THIS OPTION RECENT MAY BE USED IN ORDER TO MONITOR THE RECENT EXECUTION SPEED OF LONG RUNNING JOBS). RECENT 2 1-72 A72 ENDF/B INPUT DATA FILENAME RECENT (STANDARD OPTION = ENDFB.IN) RECENT 3 1-72 A72 ENDF/B OUTPUT DATA FILENAME RECENT (STANDARD OPTION = ENDFB.OUT) RECENT 4-N 1-11 I11 MINIMUM MAT OR ZA (SEE COLS. 1-11, LINE 1) RECENT 12-22 I11 MAXIMUM MAT OR ZA (SEE COLS. 1-11, LINE 1) RECENT UP TO 100 MAT OR ZA RANGES MAY BE SPECIFIED, RECENT ONE RANGE PER LINE. THE LIST IS TERMINATED RECENT BY A BLANK LINE. IF THE THE UPPER LIMIT OF RECENT ANY REQUEST IS LESS THAN THE LOWER LIMIT THE RECENT UPPER LIMIT WILL BE SET EQUAL TO THE LOWER RECENT LIMIT. IF THE FIRST REQUEST LINE IS BLANK IT RECENT WILL TERMINATE THE REQUEST LIST AND CAUSE ALLRECENT DATA TO BE RETRIEVED (SEE EXAMPLE INPUT). RECENT ----- 2016/3/10 - Partial Processing no longer allowed. RECENT If these fields are not blank the code will STOP RECENT with a WARNING that this is no longer allowed. RECENT 23-33 E11.4 LOWER ENERGY LIMIT FOR PROCESSING. RECENT 34-44 E11.4 UPPER ENERGY LIMIT FOR PROCESSING. RECENT *THE LOWER AND UPPER ENERGY LIMITS MUST BE RECENT ZERO, OR BLANK, UNLESS YOU WISH TO ONLY RECENT PROCESS A PORTION OF RESONANCE REGIONS. RECENT *THESE ENERGY LIMITS ARE ONLY READ FROM THE RECENT FIRST MAT/ZA REQUEST LINE RECENT *IF BOTH ARE ZERO (OR BLANK) THE ENTIRE RECENT RESONANCE REGION FOR EACH MATERIAL WILL BE RECENT PROCESSED RECENT *IF LIMITS ARE INPUT ONLY THAT PORTION OF THE RECENT RESONANCE REGION FOR EACH MATERIAL WHICH RECENT LIES BETWEEN THESE LIMITS WILL BE PROCESSED RECENT *SEE INSTRUCTIONS ABOVE BEFORE USING THIS RECENT OPTION. RECENT ----- 2016/3/10 - Partial Processing no longer allowed. RECENT VARY 1-11 E11.4 ENERGY FOR FILE 2 ERROR LAW ( SEE ) RECENT 12-22 E11.4 ERROR FOR FILE 2 ERROR LAW (COMMENTS) RECENT ( BELOW ) RECENT RECENT NOTE, THIS VERSION OF THE PROGRAM DOES NOT THIN THE COMBINED FILE RECENT FILE 2 + 3 DATA. AS SUCH THE ERROR LAW FOR COMBINING FILE 2 + 3 RECENT WHICH WAS REQUIRED IN EARLIER VERSIONS OF THIS CODE ARE NO LONGER RECENT REQUIRED. RECENT RECENT THE FILE 2 ERROR LAW MAY BE ENERGY INDEPENDENT (DEFINED BY A RECENT SINGLE ERROR) OR ENERGY DEPENDENT (DEFINED BY UP TO 20 ENERGY, RECENT ERROR PAIRS). FOR THE ENERGY DEPENDENT CASE LINEAR INTERPOLATION RECENT WILL BE USED TO DEFINE THE ERROR AT ENERGIES BETWEEN THOSE AT RECENT WHICH THE ERROR IS TABULATED. THE ERROR LAW IS TERMINATED BY A RECENT BLANK LINE. IF ONLY ONE ENERGY, ERROR PAIR IS GIVEN THE LAW WILL RECENT BE CONSIDERED TO BE ENERGY INDEPENDENT. IF MORE THAN ONE PAIR RECENT IS GIVEN IT BE CONSIDERED TO BE ENERGY DEPENDENT (NOTE, THAT RECENT FOR A CONSTANT ERROR THE ENERGY INDEPENDENT FORM WILL RUN FASTER. RECENT HOWEVER, FOR SPECIFIC APPLICATIONS AN ENERGY DEPENDENT ERROR MAY RECENT BY USED TO MAKE THE PROGRAM RUN CONSIDERABLE FASTER). RECENT RECENT ALL ENERGIES MUST BE IN ASCENDING ENERGY ORDER. FOR CONVERGENCE RECENT OF THE FILE 2 RECONSTRUCTION ALGORITHM ALL THE ERRORS MUST BE RECENT POSITIVE. IF ERROR IS NOT POSITIVE IT WILL BE SET EQUAL TO THE RECENT STANDARD OPTION (CURRENTLY 0.001, CORRRESPONDING TO 0.1 PER-CENT).RECENT IF THE FIRST LINE OF THE ERROR LAW IS BLANK IT WILL TERMINATE THE RECENT ERROR LAW AND THE ERROR WILL BE TREATED AS ENERGY INDEPENDENT, RECENT EQUAL TO THE STANDARD OPTION (CURRENTLY, 0.1 PER-CENT). SEE, RECENT EXAMPLE INPUT 4. RECENT RECENT EXAMPLE INPUT NO. 1 RECENT ------------------- RECENT CONSIDER ALL URANIUM ISOTOPES AND TH-232. CONSIDER CROSS SECTIONS RECENT WHICH ARE LARGER THAN 1.0E-8 BARNS IN ABSOLUTE VALUE. ONLY OUTPUT RECENT REACTIONS FOR WHICH A BACKGROUND IS GIVEN. LIST ALL PARAMETERS ANDRECENT CALCULATE CROSS SECTIONS. MONITOR THE EXECUTION PROGRESS OF THE RECENT PROGRAM. BETWEEN 0 AND 100 EV USE 0.1 PER-CENT ACCURACY. BETWEEN RECENT 100 EV AND 1 KEV VARY THE ACCURACY FROM 0.1 TO 1 PER-CENT. ABOVE RECENT 1 KEV USE 1 PER-CENT ACCURACY. RECENT RECENT EXPLICITLY SPECIFY THE STANDARD FILENAMES. RECENT RECENT THE FOLLOWING 11 INPUT CARDS ARE REQUIRED. RECENT RECENT 1 1.00000-08 0 1 0 1 RECENT ENDFB.IN RECENT ENDFB.OUT RECENT 92000 92999 RECENT 90232 (UPPER LIMIT AUTOMATICALLY SET TO 90232) RECENT (END REQUEST LIST) RECENT 0.00000+ 0 1.00000-03 RECENT 1.00000+02 1.00000-03 RECENT 1.00000+03 1.00000-02 RECENT 1.00000+09 1.00000-02 RECENT (END FILE 2 ERROR LAW) RECENT RECENT EXAMPLE INPUT NO. 2 RECENT ------------------- RECENT CONSIDER ALL URANIUM ISOTOPES AND TH-232. CONSIDER CROSS SECTIONS RECENT WHICH ARE LARGER THAN 1.0E-8 BARNS IN ABSOLUTE VALUE. ONLY OUTPUT RECENT REACTIONS FOR WHICH A BACKGROUND IS GIVEN. CROSS SECTIONS WILL BE RECENT CALCULATED, BUT PARAMETERS WILL NOT BE LISTED. THE PROGRESS OF THERECENT PROGRAM WILL NOT BE MONITORED. USE 0.1 PER-CENT ACCURACY FOR ALL RECENT ENERGIES. SINCE 0.1 PER-CENT IS THE STANDARD OPTION FOR THE ERROR RECENT LAW THE FIRST ERROR LAW LINE MAY BE LEFT BLANK. RECENT RECENT LEAVE THE DEFINITION OF THE FILENAMES BLANK - THE PROGRAM WILL RECENT THEN USE THE STANDARD FILENAMES. RECENT RECENT THE FOLLOWING 7 INPUT CARDS ARE REQUIRED. RECENT RECENT 1 1.00000-08 0 0 0 0 RECENT RECENT RECENT 92000 92999 RECENT 90232 (UPPER LIMIT AUTOMATICALLY SET TO 90232) RECENT (END REQUEST LIST) RECENT (USE STANDARD OPTION FOR ERROR LAW) RECENT RECENT EXAMPLE INPUT NO. 3 RECENT ------------------- RECENT THE SAME AS EXAMPLE INPUT NO. 2, ONLY IN THIS CASE ONLY CALCULATE RECENT CROSS SECTIONS OVER THE ENERGY RANGE 0.01 TO 0.1 EV - ACROSS THE RECENT THERMAL ENERGY RANGE. NOTE, THE ONLY DIFFERENCE BETWEEN THE INPUT RECENT PARAMETERS IN THIS CASE AND IN EXAMPLE NO. 2, IS THAT ON THE RECENT SECOND INPUT LINE WE HAVE ADDED THE ENERGY RANGE 0.01 TO 0.1 EV. RECENT USE \PREPRO94\LINEAR\ENDFB.OUT AS INPUT AND ENDFB.OUT AS OUTPUT - RECENT SINCE ENDFB.OUT IS THE STANDARD OUTPUT FILENAME THE NAME CAN BE RECENT EITHER INCLUDED IN THE INPUT OR LEFT BLANK. RECENT RECENT THE FOLLOWING 7 INPUT CARDS ARE REQUIRED. RECENT RECENT 1 1.00000-08 0 0 0 0 RECENT \PREPRO94\LINEAR\ENDFB.OUT RECENT ENDFB.OUT RECENT 92000 92999 1.00000- 2 1.00000- 1 RECENT 90232 (UPPER LIMIT AUTOMATICALLY SET TO 90232) RECENT (END REQUEST LIST) RECENT (USE STANDARD OPTION FOR ERROR LAW) RECENT RECENT EXAMPLE INPUT NO. 4 RECENT ------------------- RECENT RECONSTRUCT ALL DATA. OUTPUT ALL REACTIONS, REGARDING OF WHETHER RECENT OR NOT THERE IS A BACKGROUND CROSS SECTION. DO NOT MONITOR THE RECENT PROGRESS OF THE PROGRAM. RECONSTRUCT CROSS SECTIONS TO 1 PER-CENT RECENT ACCURACY. USE \ENDFB6\LINEAR\ZA092238 AS INPUT AND RECENT \ENDFB6\RECENT\ZA092238 AS OUTPUT. RECENT RECENT THE FOLLOWING 6 INPUT CARDS ARE REQUIRED. RECENT RECENT 0 0.0 1 0 0 0 RECENT \ENDFB6\ZA092238 RECENT \ENDFB6\RECENT\ZA092238 RECENT (RETRIEVE ALL DATA, END REQUEST LIST) RECENT 1.00000- 2 RECENT (END FILE 2 ERROR LAW) RECENT RECENT EXAMPLE INPUT NO. 5 RECENT ------------------- RECENT RECONSTRUCT ALL DATA. ONLY OUTPUT REACTIONS FOR WHICH A BACKGROUNDRECENT CROSS SECTION IS GIVEN. DO NOT MONITOR THE PROGRESS OF THE PROGRAMRECENT RECONSTRUCT CROSS SECTIONS TO 0.1 PER-CENT ACCURACY. USE ENDFB.IN RECENT AS INPUT AND ENDFB.OUT AS OUTPUT. RECENT RECENT THIS CORRESPONDS TO USING ALL OF THE STANDARD OPTONS BUILT-IN TO RECENT THE PROGRAM AND ALL INPUT CARDS MAY BE BLANK. RECENT RECENT IN THIS CASE THE FOLLOWING 5 INPUT CARDS ARE REQUIRED. RECENT (ZEROES ARE INDICATED ON THE FIRST LINE, BELOW, ONLY TO INDICATE RECENT WHERE THE LINE IS. THE ACTUAL INPUT LINE CAN BE COMPLETELY BLANK).RECENT RECENT 0 0.0 0 0 0 0 RECENT (USE STANDARD INPUT FILENAME = ENDFB.IN) RECENT (USE STANDARD OUTPUT FILENAME = ENDFB.OUT) RECENT (RETRIEVE ALL DATA, END REQUEST LIST) RECENT (0.1 ERROR, END FILE 2 ERROR LAW) RECENT RECENT =======================================================================RECENT