ENTRY 40093 20220128 42044009300000001 SUBENT 40093001 20220128 42044009300100001 BIB 16 60 4009300100002 TITLE Total neutron cross section of Th230 at energies below 4009300100003 1 eV 4009300100004 AUTHOR (S.M.Kalebin, P.N.Palei, R.N.Ivanov, Z.K.Karalova, 4009300100005 G.M.Kukavadze, Z.I.Pyzhova, G.V.Rukolaine) 4009300100006 REFERENCE (J,AE,24,243,1968) Fig.of tot.CS only. Issue 3 4009300100007 (J,SJA,24,296,1968) English translation of Sov.Journal 4009300100008 Atomnaya Energiya 4009300100009 (J,EAF,24,46,1968) French translation of Sov.Journal 4009300100010 Atomnaya Energiya 4009300100011 (P,YFI-6,82,1969) Data Table. 4009300100012 (R,INDC(CCP)-3,82,1969) Engl.translation of YFI-6,82, 4009300100013 Presented at Conf.68DUBNA. 4009300100014 (C,68DUBNA,,(ASS-68/18),1968) 4009300100015 (P,YFI-5,26,1967) 4009300100016 The same fig. as in At.Energ.,v.24,is.3,p.243,1968 4009300100017 (R,INDC(CCP)-1,28,1967) 4009300100018 Engl.translation of YFI-5,p.26,1967 4009300100019 INSTITUTE (4RUSITE) 4009300100020 SAMPLE Oxide sample ThO(2) used. 4009300100021 Ratio thorium-232 to thorium-230 was 1.463+-0.003; 4009300100022 Th-232 oxide - 1.64+-0.021 g, Th-230 oxide 0.011 g. 4009300100023 Admixtures, % of weight: 4009300100024 Nd, La, Ce, Pr, Sm, Eu < 1.E-05 each, Gd < 2.E-4, 4009300100025 Zr <5.E-3. 4009300100026 In region less than 1 eV used sample of thickness 4009300100027 (5.717+-0.013)*(10**21) nuclei/barn, 4009300100028 in the rest of region used samples with 4009300100029 (2.844+-0.008)*(10**20), (1.900+-0.057)*(10**21), 4009300100030 (5.717+-0.013)*(10**21) nuclei/barn. 4009300100031 Samples calcinated at 900 degree Celsius. 4009300100032 MONITOR Absolute measurements 4009300100033 FACILITY (REAC,4RUSITE) Heavy-water reactor 4009300100034 (CHOPF,4RUSITE) Neutron chopper 4009300100035 INC-SOURCE (REAC) Heavy-water reactor 4009300100036 METHOD (TOF) Resolution 1-0.02 microsec/m. 4009300100037 (TRN) 4009300100038 DETECTOR (PROPC) He-3 spectrometer, gas pressure 7 atmospheres 4009300100039 PART-DET (N) 4009300100040 CORRECTION Measured total neutron cross sections corrected for 4009300100041 oxygen contribution, its total cross section taken 4009300100042 4.2+-0.3 barn 4009300100043 ASSUMED (ASSUM,8-O-16(N,TOT),,SIG) from I.V.Gordeev+, 4009300100044 Nuclear Physics Constants, Gosatomizdat, Moscow,1963 . 4009300100045 C-S was used in correction for oxygen directly bound 4009300100046 to the Th-230. 4009300100047 ERR-ANALYS (DATA-ERR) Data errors contain statistical and 4009300100048 systematic parts 4009300100049 COMMENT Absorption of moisture was checked by measuring of 4009300100050 transmission of sample at once after calcination and in4009300100051 one year, distinction of this values negligible small 4009300100052 in energy interval 64.3-563 eV, NG/WID=29+1.8 meV taken4009300100053 HISTORY (19720325C) 4009300100054 (19860516U) Some corrections and 'REACTION' introduced 4009300100055 (19911018U) Angular momentum in SAN 003 coded 4009300100056 (20190603A) M.M. Upper -> lower case correction. 4009300100057 Dates were corrected for 4-digits year. 4009300100058 BIB information was updated. 4009300100059 Subent 004 was revised. 4009300100060 (20220128A) Ref. of INDC(CCP)-1 was added. 4009300100061 Subent 002 was corrected. 4009300100062 ENDBIB 60 0 4009300100063 COMMON 2 3 4009300100064 ASSUM ASSUM-ERR 4009300100065 B B 4009300100066 4.2 0.3 4009300100067 ENDCOMMON 3 0 4009300100068 ENDSUBENT 67 0 4009300199999 SUBENT 40093002 20220128 42044009300200001 BIB 5 10 4009300200002 REACTION (90-TH-230(N,TOT),,SIG) 4009300200003 ANALYSIS For explanation of energy dependence of thermal 4009300200004 cross section a negative level -0.075+-0.03eV was 4009300200005 introduced 4009300200006 STATUS (TABLE) Numerical data received from authors 4009300200007 COMMENT Total CS at 0.025 eV: 4009300200008 in Sov.J.At.energy,v.24,p.296,1968 - 70+-3.8 b, 4009300200009 in rep.INDC(CCP)-3,82,1969 - 71.8+-2 b, 4009300200010 in rep.INDC(CCP)-1,28,1967 - 70.+- 3.8 b. 4009300200011 HISTORY (20220128U) COMMENT was added. 4009300200012 ENDBIB 10 0 4009300200013 NOCOMMON 0 0 4009300200014 DATA 3 221 4009300200015 EN DATA DATA-ERR 4009300200016 EV B B 4009300200017 0.0217 73. 3. 4009300200018 0.0223 78. 3. 4009300200019 0.0229 75. 3. 4009300200020 0.0235 76. 3. 4009300200021 0.0241 76. 3. 4009300200022 0.0248 72. 3. 4009300200023 0.0250 74. 3. 4009300200024 0.0262 73. 3. 4009300200025 0.0269 73. 3. 4009300200026 0.0277 67. 3. 4009300200027 0.0285 71. 2. 4009300200028 0.0294 69. 2. 4009300200029 0.0303 70. 2. 4009300200030 0.0312 71. 2. 4009300200031 0.0322 67. 2. 4009300200032 0.0332 68. 2. 4009300200033 0.0343 66. 2. 4009300200034 0.0354 66. 2. 4009300200035 0.0366 65. 2. 4009300200036 0.0378 64. 2. 4009300200037 0.0391 61. 2. 4009300200038 0.0405 61. 2. 4009300200039 0.0420 61. 2. 4009300200040 0.0435 60. 2. 4009300200041 0.0451 57. 2. 4009300200042 0.0468 54. 2. 4009300200043 0.0486 57. 2. 4009300200044 0.0505 55. 2. 4009300200045 0.0526 55. 2. 4009300200046 0.0547 54. 2. 4009300200047 0.0570 57. 2. 4009300200048 0.0594 52. 2. 4009300200049 0.0620 50. 2. 4009300200050 0.0648 54. 2. 4009300200051 0.0677 52. 2. 4009300200052 0.0709 51. 2. 4009300200053 0.0743 50. 2. 4009300200054 0.0779 48. 2. 4009300200055 0.0818 49. 2. 4009300200056 0.0860 46. 2. 4009300200057 0.0906 48. 2. 4009300200058 0.0955 44. 2. 4009300200059 0.1008 47. 4. 4009300200060 0.1066 45. 4. 4009300200061 0.1129 45. 4. 4009300200062 0.1197 43. 4. 4009300200063 0.1272 40. 4. 4009300200064 0.1355 40. 4. 4009300200065 0.1544 36. 4. 4009300200066 0.1655 38. 4. 4009300200067 0.1778 37. 4. 4009300200068 0.1915 38. 4. 4009300200069 0.225 33. 4. 4009300200070 0.265 31. 4. 4009300200071 0.320 30. 4. 4009300200072 0.383 30. 15. 4009300200073 0.426 25. 15. 4009300200074 0.450 36. 15. 4009300200075 0.479 36. 15. 4009300200076 0.509 40. 15. 4009300200077 0.542 31. 15. 4009300200078 0.578 28. 15. 4009300200079 0.618 33. 15. 4009300200080 0.662 27. 15. 4009300200081 0.710 36. 15. 4009300200082 0.772 40. 15. 4009300200083 0.828 43. 15. 4009300200084 0.861 46. 15. 4009300200085 0.897 46. 15. 4009300200086 0.935 48. 15. 4009300200087 0.975 43. 15. 4009300200088 1.018 48. 15. 4009300200089 1.040 74. 15. 4009300200090 1.064 87. 15. 4009300200091 1.090 87. 15. 4009300200092 1.110 122. 15. 4009300200093 1.113 101. 15. 4009300200094 1.166 94. 15. 4009300200095 1.222 74. 15. 4009300200096 1.240 94. 15. 4009300200097 1.283 180. 4009300200098 1.339 220. 4009300200099 1.346 220. 4009300200100 1.353 460. 4009300200101 1.360 460. 4009300200102 1.367 640. 4009300200103 1.374 950. 4009300200104 1.381 1357. 4009300200105 1.388 1719. 4009300200106 1.395 2351. 4009300200107 1.402 3263. 4009300200108 1.409 4609. 4009300200109 1.416 5732. 4009300200110 1.424 7149. 4009300200111 1.431 7790. 650. 4009300200112 1.438 7360. 4009300200113 1.446 6220. 4009300200114 1.453 4870. 4009300200115 1.461 3780. 4009300200116 1.469 2610. 4009300200117 1.476 2020. 4009300200118 1.484 1430. 4009300200119 1.492 1020. 4009300200120 1.500 640. 4009300200121 1.508 520. 4009300200122 1.516 460. 4009300200123 1.524 400. 4009300200124 1.532 170. 4009300200125 1.541 170. 4009300200126 1.557 110. 4009300200127 1.576 114. 4009300200128 1.665 63. 4009300200129 1.760 53. 4009300200130 1.868 46. 4009300200131 2.000 46. 4009300200132 2.136 48. 4009300200133 2.278 58. 4009300200134 2.370 101. 4009300200135 2.402 129. 4009300200136 2.434 108. 4009300200137 2.500 74. 4009300200138 2.571 40. 4009300200139 2.760 38. 4009300200140 2.969 38. 4009300200141 3.203 35. 4009300200142 3.466 32. 4009300200143 3.763 28. 4009300200144 4.099 31. 4009300200145 4.48 36. 4009300200146 4.92 38. 4009300200147 5.43 24. 4009300200148 6.02 40. 4009300200149 6.65 49. 4009300200150 6.85 27. 4009300200151 7.03 15. 4009300200152 7.45 56. 4009300200153 7.65 64. 4009300200154 7.70 108. 4009300200155 7.74 101. 4009300200156 7.78 216. 4009300200157 7.83 317. 4009300200158 7.87 307. 4009300200159 7.92 241. 4009300200160 7.97 144. 4009300200161 8.01 94. 4009300200162 8.06 36. 4009300200163 8.11 36. 4009300200164 8.35 52. 4009300200165 8.62 48. 4009300200166 8.95 23. 4009300200167 9.26 28. 4009300200168 9.58 38. 4009300200169 10.30 25. 4009300200170 10.62 36. 4009300200171 11.05 23. 4009300200172 11.42 16. 4009300200173 11.81 24. 4009300200174 13.17 26. 4009300200175 13.73 30. 4009300200176 14.30 16. 4009300200177 14.89 18. 4009300200178 15.53 18. 4009300200179 16.37 30. 4009300200180 16.81 60. 4009300200181 17.03 110. 4009300200182 17.10 420. 4009300200183 17.18 870. 4009300200184 17.26 1850. 4009300200185 17.34 3400. 4009300200186 17.40 4000. 4009300200187 17.49 2750. 4009300200188 17.57 1130. 4009300200189 17.65 420. 4009300200190 17.72 160. 4009300200191 17.88 55. 4009300200192 18.56 45. 4009300200193 19.46 33. 4009300200194 20.42 42. 4009300200195 21.47 27. 4009300200196 22.57 54. 4009300200197 23.66 210. 4009300200198 23.78 750. 4009300200199 23.91 1900. 4009300200200 24.04 2500. 500. 4009300200201 24.16 420. 4009300200202 24.29 250. 4009300200203 24.42 170. 4009300200204 24.55 210. 4009300200205 25.37 49. 4009300200206 26.81 18. 4009300200207 29.72 50. 4009300200208 30.07 150. 4009300200209 30.98 190. 4009300200210 31.74 280. 4009300200211 31.93 520. 100. 4009300200212 32.13 300. 4009300200213 32.53 220. 4009300200214 32.93 64. 4009300200215 33.14 60. 4009300200216 33.55 18. 4009300200217 35.30 24. 4009300200218 36.22 42. 4009300200219 37.19 24. 4009300200220 37.68 55. 4009300200221 38.18 81. 4009300200222 38.70 450. 4009300200223 39.22 750. 150. 4009300200224 39.49 590. 4009300200225 39.76 115. 4009300200226 40.87 36. 4009300200227 42.61 42. 4009300200228 43.84 30. 4009300200229 45.13 12. 4009300200230 46.13 130. 4009300200231 46.47 250. 4009300200232 47.16 320. 4009300200233 47.50 500. 100. 4009300200234 47.87 130. 4009300200235 48.22 65. 4009300200236 49.33 30. 4009300200237 50.09 24. 4009300200238 ENDDATA 223 0 4009300200239 ENDSUBENT 238 0 4009300299999 SUBENT 40093003 20190603 41834009300300001 BIB 5 7 4009300300002 REACTION (90-TH-230(N,EL),,WID/RED,,G) 4009300300003 ANALYSIS (AREA) Area analysis at calculation neutron widths 4009300300004 MISC-COL (MISC) Contribution of resonance in resonance integral 4009300300005 STATUS (TABLE) Table on page 83 of rep. INDC(CCP)-3,82,1969 4009300300006 (COREL,41670006) Measurement with other sample (see 4009300300007 explanation on p.298 of Sov.J.At.En.,v.24,p.296,1968) 4009300300008 HISTORY (20190603A) MISC data were added. 4009300300009 ENDBIB 7 0 4009300300010 COMMON 1 3 4009300300011 MOMENTUM L 4009300300012 NO-DIM 4009300300013 0. 4009300300014 ENDCOMMON 3 0 4009300300015 DATA 6 28 4009300300016 EN-RES EN-RES-ERR DATA DATA-ERR MISC MISC-ERR 4009300300017 EV EV MILLI-EV MILLI-EV B B 4009300300018 1.431 0.014 0.326 0.05 769.4 32.2 4009300300019 17.30 0.04 2.91 0.41 118.0 20.0 4009300300020 23.84 0.07 2.01 0.20 54.0 9.5 4009300300021 32.43 0.10 0.597 0.088 11.85 3.00 4009300300022 39.90 0.14 1.251 0.284 15.9 4.4 4009300300023 48.22 0.19 1.656 0.154 14.50 3.34 4009300300024 64.70 0.30 0.355 0.043 2.56 0.38 4009300300025 75.80 0.40 0.517 0.057 2.85 0.23 4009300300026 83.50 0.40 2.80 0.47 8.23 0.87 4009300300027 102.80 0.50 0.777 0.178 2.32 0.40 4009300300028 108.70 0.60 0.154 0.042 0.53 0.14 4009300300029 116.40 0.70 3.43 1.2 4.85 0.84 4009300300030 133.80 0.80 0.648 0.285 1.38 0.48 4009300300031 139. 0.90 0.199 0.098 0.46 0.20 4009300300032 148.20 1. 0.480 0.223 0.89 0.31 4009300300033 172.30 1.2 0.631 0.204 0.87 0.22 4009300300034 183.80 1.3 2.92 1.31 2.06 0.28 4009300300035 193.60 1.5 5.72 2.52 2.29 0.27 4009300300036 207.40 1.5 8.92 2.28 2.28 0.17 4009300300037 223. 2. 2.87 1.31 1.43 0.24 4009300300038 240. 2. 2.36 1.02 1.18 0.18 4009300300039 267. 3. 0.568 0.215 0.40 0.13 4009300300040 294. 3. 7.15 2.63 1.13 0.08 4009300300041 346. 3. 9.15 3.80 0.86 0.07 4009300300042 400. 5. 6.95 3.15 0.63 0.05 4009300300043 458. 5. 12.2 4.50 0.49 0.02 4009300300044 485. 6. 5.59 3.46 0.41 0.04 4009300300045 563. 7. 9.1 3.10 0.33 0.02 4009300300046 ENDDATA 30 0 4009300300047 ENDSUBENT 46 0 4009300399999 SUBENT 40093004 20190603 41834009300400001 BIB 5 13 4009300400002 REACTION 1(90-TH-230(N,0),,EN) 4009300400003 2(90-TH-230(N,G),,WID) 4009300400004 3(90-TH-230(N,EL),,WID) 4009300400005 ANALYSIS (AREA) 4009300400006 ASSUMED (ASSUM1,90-TH-230(N,G),,WID) 4009300400007 For resonance region 64.7 - 563. eV . 4009300400008 STATUS (TABLE) Table on page 83 of R,INDC(CCP)-3,82,1969 4009300400009 (COREL,41670005) In 41670.005 - measurement with 4009300400010 other sample (see explanation on page 298 of 4009300400011 of Sov.J.At.En.,v.24,p.296,1968 ) 4009300400012 HISTORY (19911018U) Units at EN-RES changed from MILLI-EV to EV4009300400013 (20190603A) Data were corrected as given in Table of 4009300400014 R,INDC(CCP)-3,82,1969 4009300400015 ENDBIB 13 0 4009300400016 COMMON 2 3 4009300400017 ASSUM1 ASSUM1-ERR 4009300400018 MILLI-EV MILLI-EV 4009300400019 29.0 1.8 4009300400020 ENDCOMMON 3 0 4009300400021 DATA 6 29 4009300400022 DATA 1DATA-ERR 1DATA 2DATA-ERR 2DATA 3DATA-ERR 34009300400023 EV EV MILLI-EV MILLI-EV MILLI-EV MILLI-EV 4009300400024 -0.075 0.030 29.0 1.8 4009300400025 1.431 0.014 27.61 1.8 0.39 0.06 4009300400026 17.30 0.040 29.54 1.8 12.1 1.7 4009300400027 23.84 0.070 30.9 3.5 9.8 1. 4009300400028 32.43 0.10 29.9 5.2 3.4 0.5 4009300400029 39.90 0.14 29.1 3.4 7.9 1.8 4009300400030 48.22 0.19 29.0 4.9 11.5 1.1 4009300400031 64.70 0.30 2.86 0.34 4009300400032 75.8 0.4 4.5 0.5 4009300400033 83.5 0.4 25.6 4.3 4009300400034 102.8 0.5 7.9 1.8 4009300400035 108.7 0.6 1.61 0.44 4009300400036 116.4 0.7 37.0 13.0 4009300400037 133.8 0.8 7.5 3.3 4009300400038 139.0 0.9 2.35 1.15 4009300400039 148.2 1.0 5.85 2.70 4009300400040 172.3 1.2 8.3 2.8 4009300400041 183.8 1.3 39.6 17.8 4009300400042 193.6 1.5 79.5 35.0 4009300400043 207.4 1.5 128.5 33.0 4009300400044 223.0 2.0 42.8 19.7 4009300400045 240.0 2.0 36.6 15.8 4009300400046 267. 3. 9.3 3.6 4009300400047 294. 3. 122.5 45.0 4009300400048 346. 3. 170.0 71.0 4009300400049 400. 5. 139.0 63.0 4009300400050 458. 5. 260.5 97.5 4009300400051 485. 6. 123.0 76.0 4009300400052 563. 7. 216.0 73.0 4009300400053 ENDDATA 31 0 4009300400054 ENDSUBENT 53 0 4009300499999 SUBENT 40093005 20190603 41834009300500001 BIB 3 6 4009300500002 REACTION (90-TH-230(N,EL)90-TH-230,,SIG) In this case 4009300500003 SIGMA elastic means SIGMA shape elastic 4009300500004 ANALYSIS (SLA) In region far from resonance total neutron cross4009300500005 section practical equal shape elastic cross section, 4009300500006 for Th-230 this region near 8. eV 4009300500007 STATUS (TABLE) Text, page 82 of rep.INDC(CCP)-3,82,1969 4009300500008 ENDBIB 6 0 4009300500009 NOCOMMON 0 0 4009300500010 DATA 3 1 4009300500011 EN DATA DATA-ERR 4009300500012 EV B B 4009300500013 8. 15. 2. 4009300500014 ENDDATA 3 0 4009300500015 ENDSUBENT 14 0 4009300599999 SUBENT 40093006 20190603 41834009300600001 BIB 3 3 4009300600002 REACTION (90-TH-230(N,EL),,STF) 4009300600003 ANALYSIS Calculated by resonance parameters. 4009300600004 STATUS (TABLE) Text, page 82 of rep.INDC(CCP)-3,82,1969 4009300600005 ENDBIB 3 0 4009300600006 COMMON 2 3 4009300600007 EN-RES-MIN EN-RES-MAX 4009300600008 EV EV 4009300600009 1.431 563. 4009300600010 ENDCOMMON 3 0 4009300600011 DATA 2 1 4009300600012 DATA DATA-ERR 4009300600013 NO-DIM NO-DIM 4009300600014 0.000130 0.00003 4009300600015 ENDDATA 3 0 4009300600016 ENDSUBENT 15 0 4009300699999 SUBENT 40093007 20190603 41834009300700001 BIB 3 4 4009300700002 REACTION (90-TH-230(N,0),,D) 4009300700003 ANALYSIS Histogram method used for determination of 4009300700004 value D 4009300700005 STATUS (TABLE) Text, page 82 of rep.INDC(CCP)-3,82,1969 4009300700006 ENDBIB 4 0 4009300700007 COMMON 2 3 4009300700008 EN-RES-MIN EN-RES-MAX 4009300700009 EV EV 4009300700010 1.431 563. 4009300700011 ENDCOMMON 3 0 4009300700012 DATA 2 1 4009300700013 DATA DATA-ERR 4009300700014 EV EV 4009300700015 9.8 1.6 4009300700016 ENDDATA 3 0 4009300700017 ENDSUBENT 16 0 4009300799999 SUBENT 40093008 20190603 41834009300800001 BIB 3 3 4009300800002 REACTION (90-TH-230(N,G)90-TH-231,,RI,,,DERIV) 4009300800003 ANALYSIS Calculated by resonance parameters. 4009300800004 STATUS (TABLE) Text, page 82 of rep.INDC(CCP)-3,82,1969 4009300800005 ENDBIB 3 0 4009300800006 COMMON 3 3 4009300800007 EN-MIN EN-MAX MOMENTUM L 4009300800008 EV EV NO-DIM 4009300800009 1.431 563. 0. 4009300800010 ENDCOMMON 3 0 4009300800011 DATA 2 1 4009300800012 DATA DATA-ERR 4009300800013 B B 4009300800014 1035. 85. 4009300800015 ENDDATA 3 0 4009300800016 ENDSUBENT 15 0 4009300899999 SUBENT 40093009 20190603 41834009300900001 BIB 4 6 4009300900002 REACTION (90-TH-230(N,ABS),,SIG,,,DERIV) 4009300900003 ANALYSIS SIGMA ABS = SIGMA total - SIGMA shape el 4009300900004 STATUS (DEP,40093002) Total CS 4009300900005 (DEP,40093005) Elastic CS 4009300900006 COMMENT In rep.INDC(CCP)-3,82,1969 : total CS 71.8+-2 b, 4009300900007 capture CS 56.8+-3 b. 4009300900008 ENDBIB 6 0 4009300900009 NOCOMMON 0 0 4009300900010 DATA 3 1 4009300900011 EN DATA DATA-ERR 4009300900012 EV B B 4009300900013 0.025 59. 3. 4009300900014 ENDDATA 3 0 4009300900015 ENDSUBENT 14 0 4009300999999 ENDENTRY 9 0 4009399999999