IAEA-NDS ENDF Download System, v-2008-07-22 0 0 0 0 7.31800E+041.78402E+02 0 0 0 17214 1451 1 7.50000E+041.00000E+00 2 1 0 67214 1451 2 0.00000E+000.00000E+00 0 0 4 27214 1451 3 0.00000E+000.00000E+00 0 0 55 27214 1451 4 73-Ta-180M WTC EVAL-MARCH91 A L NICHOLS 7214 1451 5 DIST-MAY91 910321 7214 1451 6 ----UKPADD-2 MATERIAL 7214 7214 1451 7 -----RADIOACTIVE DECAY DATA 7214 1451 8 ------ENDF-6 FORMAT 7214 1451 9 E.BROWNE NUCL DATA SHEETS 52(1987)127 7214 1451 10 E.B.NORMAN PHYS REV 24C(1981)2334 7214 1451 11 J.B.CUMMING, D.E.ALBURGER PHYS REV 31C(1985)1494 7214 1451 12 7214 1451 13 THE PROPOSED DECAY SCHEME IS BASED ENTIRELY ON THE ILL- 7214 1451 14 DEFINED OBSERVATION OF AN EXTREMELY LONG-LIVED STATE OF TA- 7214 1451 15 180 WHICH HAS BEEN IDENTIFIED AS A METASTABLE LEVEL AT 7214 1451 16 75(2) KEV (HALF-LIFE >1.2 E15 YEARS AS MEASURED BY CUMMING 7214 1451 17 AND ALBURGER(1985)). 7214 1451 18 NO GAMMA-RAY EMISSION PROBABILITIES HAVE BEEN MEASURED; 7214 1451 19 SOME OF THE PROPOSED GAMMA-RAYS HAVE NOT BEEN OBSERVED. 7214 1451 20 THUS, THE PROPOSED DECAY SCHEME IS BASED ON HYPOTHETICAL 7214 1451 21 ELECTRON-CAPTURE AND NEGATRON DECAY MODES (BOTH THIRD 7214 1451 22 FORBIDDEN NON-UNIQUE) AND E2 GAMMA-RAY CASCADES TO THE 7214 1451 23 GROUND LEVELS OF HF-180 AND W-180. ARBITRARY BRANCHING 7214 1451 24 FRACTIONS WERE ASSIGNED ON THE BASIS OF THE EQUIVALENT 7214 1451 25 DECAY MODES OF TA-180. 7214 1451 26 CUMMING AND ALBURGER(1985) CLAIMED THE DETECTION OF 7214 1451 27 215.3 AND 234.3 KEV GAMMA-RAY TRANSITIONS - THE SPECTRUM IN 7214 1451 28 THEIR PAPER INDICATES AN INTENSITY RATIO OF 4:1 7214 1451 29 (215/234 KEV). THIS RATIO HAS BEEN MAINTAINED IN THE 7214 1451 30 EVALUATION ON THE BASIS OF THE ESTIMATED BRANCHING FRACTIONS7214 1451 31 AND THE THEORETICAL INTERNAL CONVERSION COEFFICIENTS. 7214 1451 32 TA-180M IS DIFFICULT TO STUDY BECAUSE OF THE EXTREMELY 7214 1451 33 LONG HALF-LIFE. HOWEVER, FURTHER MEASUREMENTS ARE REQUIRED 7214 1451 34 TO SUPPORT THE POSTULATED EXISTENCE OF THIS RADIONUCLIDE, 7214 1451 35 AND TO DETERMINE THE HALF-LIFE AND GAMMA-RAY EMISSION 7214 1451 36 PROBABILITIES ATTRIBUTED TO THE DECAY SCHEME. WHILE THE 7214 1451 37 PROPOSED DECAY SCHEME IS FICTITIOUS, THE ENVISAGED 7214 1451 38 TRANSITIONS ARE ENTIRELY PLAUSIBLE AND REQUIRE CONFIRMATORY 7214 1451 39 STUDIES. 7214 1451 40 7214 1451 41 7214 1451 42 MEAN BETA- ENERGIES:- 7214 1451 43 END POINT(MEV)= 0.0950 SHAPE= 5 MEAN= 0.0315 INT= 0.2000 7214 1451 44 7214 1451 45 MEAN GAMMA ENERGY = 516.0995 KEV 7214 1451 46 MEAN BETA- ENERGY = 6.2971 KEV 7214 1451 47 BETA- + NEUTRINO ENERGY = 19.0000 KEV 7214 1451 48 BETA+ + NEUTRINO ENERGY = 229.6000 KEV 7214 1451 49 MEAN X-RAY ENERGY = 46.4069 KEV 7214 1451 50 MEAN AUGER ELECTRON ENERGY = 13.1337 KEV 7214 1451 51 MEAN CONVERSION ELECTRON ENERGY= 106.4226 KEV 7214 1451 52 INTERNAL BREMSSTRAHLUNG ENERGY = 0.0099 KEV 7214 1451 53 EFFECTIVE Q VALUE = 899.0000 KEV 7214 1451 54 UNCERTAINTY IN EFFECTIVE Q (%) = 13.5141 7214 1451 55 CALCULATED Q VALUE = 897.5269 KEV 7214 1451 56 % DEVIATION = 0.1639 7214 1451 57 7214 1451 58 ENDF/B-VI DATA PRODUCED BY COGEND (A.TOBIAS DEC-1990). 7214 1451 59 0.00000E+000.00000E+00 1 451 61 17214 1451 60 0.00000E+000.00000E+00 8 457 110 17214 1451 61 7214 1 099999 7214 0 0 0 7.31800E+041.78402E+02 2 1 0 57214 8457 1 5.68037E+221.89346E+22 0 0 6 07214 8457 2 1.25853E+051.11828E+045.62516E+055.57218E+040.00000E+000.00000E+007214 8457 3 9.00000E+00-1.0000E+00 0 0 12 27214 8457 4 1.00000E+000.00000E+007.83000E+056.00000E+032.00000E-011.00000E-017214 8457 5 2.00000E+000.00000E+009.28000E+055.00000E+038.00000E-011.00000E-017214 8457 6 0.00000E+000.00000E+00 0 0 6 67214 8457 7 7.60000E-017.60000E-045.16100E+055.55282E+040.00000E+000.00000E+007214 8457 8 9.33240E+042.00000E+00 0 0 12 07214 8457 9 2.00000E+000.00000E+001.84211E-012.63158E-020.00000E+000.00000E+007214 8457 10 4.70000E+004.23000E-021.08000E+009.72000E-032.70000E+002.43000E-027214 8457 11 1.03560E+051.00000E+01 0 0 12 07214 8457 12 1.00000E+000.00000E+005.26316E-022.63158E-020.00000E+000.00000E+007214 8457 13 3.50000E+003.15000E-028.20000E-017.38000E-031.95000E+001.75500E-027214 8457 14 2.15260E+051.00000E+01 0 0 12 07214 8457 15 2.00000E+000.00000E+008.55263E-011.05263E-010.00000E+000.00000E+007214 8457 16 2.28000E-015.01600E-031.35000E-012.97000E-036.60000E-021.45200E-037214 8457 17 2.33980E+052.00000E+01 0 0 12 07214 8457 18 1.00000E+000.00000E+002.23684E-011.18421E-010.00000E+000.00000E+007214 8457 19 1.85000E-014.99500E-031.12000E-013.02400E-035.60000E-021.51200E-037214 8457 20 3.32270E+052.00000E+01 0 0 12 07214 8457 21 2.00000E+000.00000E+001.00000E+001.31579E-010.00000E+000.00000E+007214 8457 22 5.90000E-021.00300E-034.20000E-027.14000E-041.30000E-022.21000E-047214 8457 23 3.50900E+053.00000E+01 0 0 12 07214 8457 24 1.00000E+000.00000E+002.50000E-011.31579E-010.00000E+000.00000E+007214 8457 25 5.40000E-021.02600E-033.90000E-027.41000E-041.20000E-022.28000E-047214 8457 26 0.00000E+001.00000E+00 0 0 6 17214 8457 27 1.00000E+000.00000E+006.29706E+033.17355E+030.00000E+000.00000E+007214 8457 28 9.50000E+046.00000E+03 0 0 6 07214 8457 29 1.00000E+003.00000E+002.00000E-011.00000E-010.00000E+000.00000E+007214 8457 30 0.00000E+002.00000E+00 0 0 6 17214 8457 31 1.00000E+000.00000E+000.00000E+000.00000E+000.00000E+000.00000E+007214 8457 32 2.87000E+055.00000E+03 0 0 6 07214 8457 33 2.00000E+003.00000E+008.00000E-011.00000E-010.00000E+000.00000E+007214 8457 34 0.00000E+008.00000E+00 0 0 6 247214 8457 35 1.00000E+000.00000E+001.19556E+051.19556E+040.00000E+000.00000E+007214 8457 36 2.09000E+031.04500E+02 0 0 6 07214 8457 37 2.00000E+000.00000E+002.09287E+002.09287E-010.00000E+000.00000E+007214 8457 38 2.27100E+031.13550E+02 0 0 6 07214 8457 39 1.00000E+000.00000E+002.25383E-012.25383E-020.00000E+000.00000E+007214 8457 40 6.18300E+033.09150E+02 0 0 6 07214 8457 41 2.00000E+000.00000E+009.49124E-019.49124E-020.00000E+000.00000E+007214 8457 42 6.52600E+033.26300E+02 0 0 6 07214 8457 43 1.00000E+000.00000E+009.68695E-029.68695E-030.00000E+000.00000E+007214 8457 44 2.79732E+041.39866E+03 0 0 6 07214 8457 45 2.00000E+000.00000E+001.51200E-011.51200E-020.00000E+000.00000E+007214 8457 46 3.40350E+041.70175E+03 0 0 6 07214 8457 47 1.00000E+000.00000E+003.28000E-023.28000E-030.00000E+000.00000E+007214 8457 48 4.81890E+042.40945E+03 0 0 6 07214 8457 49 2.00000E+000.00000E+003.35528E-023.35528E-030.00000E+000.00000E+007214 8457 50 5.11450E+042.55725E+03 0 0 6 07214 8457 51 1.00000E+000.00000E+002.54775E-032.54775E-040.00000E+000.00000E+007214 8457 52 8.37633E+044.18817E+03 0 0 6 07214 8457 53 2.00000E+000.00000E+003.78000E-013.78000E-020.00000E+000.00000E+007214 8457 54 9.12340E+044.56170E+03 0 0 6 07214 8457 55 2.00000E+000.00000E+001.28800E-011.28800E-020.00000E+000.00000E+007214 8457 56 9.33532E+044.66766E+03 0 0 6 07214 8457 57 1.00000E+000.00000E+007.80000E-027.80000E-030.00000E+000.00000E+007214 8457 58 1.01289E+055.06445E+03 0 0 6 07214 8457 59 1.00000E+000.00000E+002.92000E-022.92000E-030.00000E+000.00000E+007214 8457 60 1.49909E+057.49546E+03 0 0 6 07214 8457 61 2.00000E+000.00000E+008.77500E-028.77500E-030.00000E+000.00000E+007214 8457 62 1.64455E+058.22275E+03 0 0 6 07214 8457 63 1.00000E+000.00000E+001.90400E-021.90400E-030.00000E+000.00000E+007214 8457 64 2.05699E+051.02850E+04 0 0 6 07214 8457 65 2.00000E+000.00000E+004.29000E-024.29000E-030.00000E+000.00000E+007214 8457 66 2.13170E+051.06585E+04 0 0 6 07214 8457 67 2.00000E+000.00000E+001.75500E-021.75500E-030.00000E+000.00000E+007214 8457 68 2.23773E+051.11887E+04 0 0 6 07214 8457 69 1.00000E+000.00000E+009.52000E-039.52000E-040.00000E+000.00000E+007214 8457 70 2.31709E+051.15855E+04 0 0 6 07214 8457 71 1.00000E+000.00000E+002.89000E-032.89000E-040.00000E+000.00000E+007214 8457 72 2.66919E+051.33460E+04 0 0 6 07214 8457 73 2.00000E+000.00000E+003.19200E-023.19200E-030.00000E+000.00000E+007214 8457 74 2.81375E+051.40688E+04 0 0 6 07214 8457 75 1.00000E+000.00000E+007.41000E-037.41000E-040.00000E+000.00000E+007214 8457 76 3.22709E+051.61355E+04 0 0 6 07214 8457 77 2.00000E+000.00000E+009.88000E-039.88000E-040.00000E+000.00000E+007214 8457 78 3.30180E+051.65090E+04 0 0 6 07214 8457 79 2.00000E+000.00000E+003.04000E-033.04000E-040.00000E+000.00000E+007214 8457 80 3.40693E+051.70347E+04 0 0 6 07214 8457 81 1.00000E+000.00000E+002.28000E-032.28000E-040.00000E+000.00000E+007214 8457 82 3.48629E+051.74315E+04 0 0 6 07214 8457 83 1.00000E+000.00000E+005.70000E-045.70000E-050.00000E+000.00000E+007214 8457 84 0.00000E+009.00000E+00 0 0 6 127214 8457 85 1.00000E+000.00000E+004.64069E+044.64069E+030.00000E+000.00000E+007214 8457 86 2.09000E+034.18000E+01 0 0 6 07214 8457 87 2.00000E+000.00000E+003.20868E-023.20868E-030.00000E+000.00000E+007214 8457 88 2.27100E+034.54200E+01 0 0 6 07214 8457 89 1.00000E+000.00000E+003.99112E-033.99112E-040.00000E+000.00000E+007214 8457 90 8.07500E+031.61500E+02 0 0 6 07214 8457 91 2.00000E+000.00000E+003.47493E-013.47494E-020.00000E+000.00000E+007214 8457 92 8.59500E+031.71900E+02 0 0 6 07214 8457 93 1.00000E+000.00000E+004.15155E-024.15155E-030.00000E+000.00000E+007214 8457 94 5.46110E+041.09222E+03 0 0 6 07214 8457 95 2.00000E+000.00000E+001.99814E-011.99814E-020.00000E+000.00000E+007214 8457 96 5.57900E+041.11580E+03 0 0 6 07214 8457 97 2.00000E+000.00000E+003.49326E-013.49326E-020.00000E+000.00000E+007214 8457 98 5.79817E+041.15963E+03 0 0 6 07214 8457 99 1.00000E+000.00000E+001.63302E-021.63302E-030.00000E+000.00000E+007214 8457 100 5.93182E+041.18636E+03 0 0 6 07214 8457 101 1.00000E+000.00000E+002.83511E-022.83511E-030.00000E+000.00000E+007214 8457 102 6.32000E+041.26400E+03 0 0 6 07214 8457 103 2.00000E+000.00000E+001.17024E-011.17024E-020.00000E+000.00000E+007214 8457 104 6.50000E+041.30000E+03 0 0 6 07214 8457 105 2.00000E+000.00000E+002.96927E-022.96927E-030.00000E+000.00000E+007214 8457 106 6.72000E+041.34400E+03 0 0 6 07214 8457 107 1.00000E+000.00000E+009.58268E-039.58268E-040.00000E+000.00000E+007214 8457 108 6.91000E+041.38200E+03 0 0 6 07214 8457 109 1.00000E+000.00000E+002.43820E-032.43820E-040.00000E+000.00000E+007214 8457 110 7214 8 099999 7214 0 0 0 0 0 0 0 0.000000+0 0.000000+0 0 0 0 0 -1 0 0 0