ENTRY            10209   20010305                             00001020900000001 
SUBENT        10209001   20010305                             00001020900100001 
BIB                 14         28                                 1020900100002 
INSTITUTE  (1USACSE)                                              1020900100003 
REFERENCE  (J,NP/A,175,156,197111)                                1020900100004 
AUTHOR     (K.F.KORAL,E.A.SILVERSTEIN,P.R.BEVINGTON)              1020900100005 
TITLE      A search for the bound trineutron from 7Li+n reactions.1020900100006 
FACILITY   (VDG) Van de Graaff. 2 nsec bursts at 1 MHz rate.      1020900100007 
INC-SOURCE (D-T) T(d,n) reaction, 2.7-MeV deuterons. Tritium gas  1020900100008 
            cell filled to 700-mm Hg pressure.                    1020900100009 
SAMPLE     Cylindrical lithium target, 8.25 cm long by 10.16 cm   1020900100010 
            diameter.                                             1020900100011 
METHOD     Comparsion of background with dummy carbon sample to   1020900100012 
            find minimum number of trineutrons that would produce 1020900100013 
            discernable difference.                               1020900100014 
DETECTOR   (SCIN) High pressure (79 atm) helium gas scintillator. 1020900100015 
           Ring geometry created by placing tungsten shadow       1020900100016 
            cylinder between target and detector, adjacent to     1020900100017 
            target. Target-detector center-to-center distance     1020900100018 
            0.96 m. Reaction angles between 4 and 38 degrees      1020900100019 
            observable.                                           1020900100020 
ANALYSIS   Binding energy of tri-neutron treated as parameter.    1020900100021 
MONITOR    4He(3He,3He) used to estimate 4He(n,3n) reaction.      1020900100022 
ERR-ANALYS No information on uncertainties.                       1020900100023 
STATUS     (APRVD) Approved by author.                            1020900100024 
            Data taken from reference text.                       1020900100025 
HISTORY    (19711203C)                                            1020900100026 
           (19750905A) ANGLE PUT INTO PROPER DATA TABLES. BIB     1020900100027 
            ADDITIONS.                                            1020900100028 
           (19821012A) CONVERTED TO REACTION FORMALISM.           1020900100029 
           (20010305A) Updated to new date formats, lower case.   1020900100030 
ENDBIB              28          0                                 1020900100031 
COMMON               2          3                                 1020900100032 
EN         EN-ERR                                                 1020900100033 
MEV        MEV                                                    1020900100034 
 18.80      .02                                                   1020900100035 
ENDCOMMON            3          0                                 1020900100036 
ENDSUBENT           35          0                                 1020900199999 
SUBENT        10209002   19821012                             00001020900200001 
BIB                  1          1                                 1020900200002 
REACTION   (3-LI-7(N,3N)3-LI-5,,DA)                               1020900200003 
ENDBIB               1          0                                 1020900200004 
NOCOMMON             0          0                                 1020900200005 
DATA                 3          1                                 1020900200006 
ANG-MIN    ANG-MAX    DATA-MAX                                    1020900200007 
ADEG       ADEG       MB/SR                                       1020900200008 
 5.         40.        .1                                         1020900200009 
ENDDATA              3          0                                 1020900200010 
ENDSUBENT            9          0                                 1020900299999 
SUBENT        10209003   20010305                             00001020900300001 
BIB                  2          4                                 1020900300002 
REACTION   (3-LI-7(N,3N)3-LI-5,,SIG)                              1020900300003 
ANALYSIS   Integrated angular distribution from 5-40 degrees.     1020900300004 
           Angular distribution assumed isotropic. Value smaller  1020900300005 
            if angular distribution peaked at 25 degrees.         1020900300006 
ENDBIB               4          0                                 1020900300007 
NOCOMMON             0          0                                 1020900300008 
DATA                 1          1                                 1020900300009 
DATA-MAX                                                          1020900300010 
MB                                                                1020900300011 
 1.                                                               1020900300012 
ENDDATA              3          0                                 1020900300013 
ENDSUBENT           12          0                                 1020900399999 
SUBENT        10209004   19821012                             00001020900400001 
BIB                  1          1                                 1020900400002 
REACTION   (3-LI-7(N,3N+P)2-HE-4,,DA)                             1020900400003 
ENDBIB               1          0                                 1020900400004 
NOCOMMON             0          0                                 1020900400005 
DATA                 3          1                                 1020900400006 
ANG-MIN    ANG-MAX    DATA-MAX                                    1020900400007 
ADEG       ADEG       MB/SR                                       1020900400008 
 5.         40.        .6                                         1020900400009 
ENDDATA              3          0                                 1020900400010 
ENDSUBENT            9          0                                 1020900499999 
SUBENT        10209005   19821012                             00001020900500001 
BIB                  1          1                                 1020900500002 
REACTION   (3-LI-7(N,3N+P)2-HE-4,,DA/DE)                          1020900500003 
ENDBIB               1          0                                 1020900500004 
COMMON               2          3                                 1020900500005 
E-MIN      E-MAX                                                  1020900500006 
MEV        MEV                                                    1020900500007 
 2.4        4.7                                                   1020900500008 
ENDCOMMON            3          0                                 1020900500009 
DATA                 3          1                                 1020900500010 
ANG-MIN    ANG-MAX    DATA-MAX                                    1020900500011 
ADEG       ADEG       MB/SR/MEV                                   1020900500012 
 5.         40.        .8                                         1020900500013 
ENDDATA              3          0                                 1020900500014 
ENDSUBENT           13          0                                 1020900599999 
SUBENT        10209006   20010305                             00001020900600001 
BIB                  3          4                                 1020900600002 
REACTION   (3-LI-7(N,3N+P)2-HE-4,PAR,SIG)                         1020900600003 
ANALYSIS   (INTAD,INTED) pi * (4 MeV) * double differential cross 1020900600004 
            section.                                              1020900600005 
STATUS     (DEP,10209005)                                         1020900600006 
ENDBIB               4          0                                 1020900600007 
COMMON               2          3                                 1020900600008 
E-MIN      E-MAX                                                  1020900600009 
MEV        MEV                                                    1020900600010 
 2.4        4.7                                                   1020900600011 
ENDCOMMON            3          0                                 1020900600012 
DATA                 1          1                                 1020900600013 
DATA-MAX                                                          1020900600014 
MB                                                                1020900600015 
 10.                                                              1020900600016 
ENDDATA              3          0                                 1020900600017 
ENDSUBENT           16          0                                 1020900699999 
ENDENTRY             6          0                                 1020999999999