ENTRY A1262 20190709 A092A126200000001 SUBENT A1262001 20190709 A092A126200100001 BIB 9 18 A126200100002 TITLE 7Li and 7Be production in the alpha + alpha reaction A126200100003 AUTHOR (C.H.King,S.M.Austin,H.H.Rossner,W.S.Chien) A126200100004 REFERENCE (J,PR/C,16,1712,1977) A126200100005 (J,PRL,35,988,1975) - prelim results of two experimentsA126200100006 1. Experiment in University of Michigan, and A126200100007 2. Experiment in University of Maryland, described in A126200100008 C0165 (see REL-REF) A126200100009 REL-REF (O,C0165001,B.G.Glagola+,J,PR/C,25,34,1982) A126200100010 Production of 6H,6Li,7Li,and 7Be in the 4He + 4He A126200100011 Reaction between 60-160 MeV A126200100012 INSTITUTE (1USAMHG) A126200100013 FACILITY (CYCLO,1USAMHG) A126200100014 METHOD (EXTB) A126200100015 ERR-ANALYS (EN-ERR) Scale energy error A126200100016 HISTORY (19881124C) Compilation produced by Arzamas RFNC-VNIIEFA126200100017 (19990315U)CNPD: corrected 4-dig. year and lower cases.A126200100018 (20190709A) SD: Corrections in all Subents. Ref. A126200100019 PRL,35,988 added. A126200100020 ENDBIB 18 0 A126200100021 COMMON 1 3 A126200100022 EN-ERR A126200100023 MEV A126200100024 0.1 A126200100025 ENDCOMMON 3 0 A126200100026 ENDSUBENT 25 0 A126200199999 SUBENT A1262002 20190709 A092A126200200001 BIB 7 12 A126200200002 REACTION (2-HE-4(A,P)3-LI-7,PAR,DA) A126200200003 METHOD (PHD) A126200200004 SAMPLE Helium gas. The target was a 12.7 cm diameter A126200200005 cylindrical cell with windows of 0.025 mm thick Kapton A126200200006 and filled with helium gas to approximately A126200200007 atmospheric pressure. A126200200008 DETECTOR (SIBAR) Two silicon surface-barrier detectors. A126200200009 ERR-ANALYS (DATA-ERR) Statistical error from graphic bars (in a A126200200010 few points) and digitizing error A126200200011 STATUS (CURVE) Fig.2a,2b from Phys.Rev.,C16(1977)1712 A126200200012 HISTORY (20190709A) SD: SF9=EXP deleted from REACTION code. A126200200013 DETECTOR and ERR-ANALYS updated. ANG-ERR -> ANG-ERR-D. A126200200014 ENDBIB 12 0 A126200200015 COMMON 1 3 A126200200016 ANG-ERR-D A126200200017 ADEG A126200200018 1.0 A126200200019 ENDCOMMON 3 0 A126200200020 DATA 5 93 A126200200021 EN ANG-CM E-LVL DATA-CM DATA-ERR A126200200022 MEV ADEG MEV MB/SR MB/SR A126200200023 39.8 16.4 0.478 5.074 0.5996 A126200200024 39.8 19.6 0. 3.658 0.0426 A126200200025 39.8 24.3 0.478 4.65 0.148 A126200200026 39.8 25.6 0. 3.721 0.0433 A126200200027 39.8 30.3 0. 4.041 0.047 A126200200028 39.8 30.7 0.478 4.166 0.1326 A126200200029 39.8 35.5 0. 4.111 0.0479 A126200200030 39.8 35.8 0.478 4.266 0.1358 A126200200031 39.8 40.6 0. 4.392 0.0511 A126200200032 39.8 41.7 0.478 3.907 0.1244 A126200200033 39.8 45.3 0. 4.692 0.0546 A126200200034 39.8 46.8 0.478 3.742 0.1191 A126200200035 39.8 52.3 0.478 3.832 0.122 A126200200036 39.8 52.3 0. 4.852 0.0565 A126200200037 39.8 57.4 0.478 3.588 0.4235 A126200200038 39.8 57.5 0. 4.936 0.0575 A126200200039 39.8 61.7 0. 5.187 0.0604 A126200200040 39.8 65.6 0.478 3.596 0.1145 A126200200041 39.8 69.8 0.478 3.367 0.1072 A126200200042 39.8 72.0 0. 5.546 0.0645 A126200200043 39.8 79.9 0.478 3.228 0.1028 A126200200044 39.8 82.8 0. 5.739 0.0668 A126200200045 39.8 91.4 0.478 3.463 0.1102 A126200200046 39.8 93.1 0. 6.036 0.5148 A126200200047 44.3 22.5 0. 1.357 0.044 A126200200048 44.3 23.7 0.478 0.2693 0.0446 A126200200049 44.3 27.2 0. 1.809 0.0154 A126200200050 44.3 27.9 0.478 0.3428 0.0482 A126200200051 44.3 31.8 0. 2.023 0.0172 A126200200052 44.3 33.4 0.478 0.3829 0.0443 A126200200053 44.3 36.1 0. 2.451 0.0209 A126200200054 44.3 38.4 0.478 0.4004 0.0116 A126200200055 44.3 40.3 0. 2.785 0.0237 A126200200056 44.3 42.1 0.478 0.5325 0.0154 A126200200057 44.3 45.4 0. 3.164 0.027 A126200200058 44.3 47.6 0.478 0.5946 0.0172 A126200200059 44.3 49.6 0. 3.373 0.0287 A126200200060 44.3 51.7 0.478 0.6217 0.018 A126200200061 44.3 53.9 0. 3.833 0.0327 A126200200062 44.3 56.7 0.478 0.8092 0.0234 A126200200063 44.3 58.1 0. 4.356 0.0371 A126200200064 44.3 60.9 0.478 0.9439 0.0864 A126200200065 44.3 62.3 0. 4.643 0.0395 A126200200066 44.3 65.9 0.478 1.15 0.0332 A126200200067 44.3 67.4 0. 5.448 0.0464 A126200200068 44.3 70.0 0.478 1.433 0.0973 A126200200069 44.3 71.2 0. 5.448 0.0464 A126200200070 44.3 75.9 0. 6.29 0.0536 A126200200071 44.3 76.0 0.478 1.434 0.0414 A126200200072 44.3 80.1 0. 6.093 0.0519 A126200200073 44.3 81.0 0.478 1.5 0.137 A126200200074 44.3 84.3 0. 5.997 0.0511 A126200200075 44.3 86.1 0.478 1.568 0.0453 A126200200076 44.3 88.5 0. 6.706 0.0571 A126200200077 44.3 89.3 0.478 1.676 0.1139 A126200200078 47.7 17.0 0. 2.109 0.0211 A126200200079 47.7 18.1 0.478 1.525 0.0466 A126200200080 47.7 21.7 0. 2.408 0.024 A126200200081 47.7 22.7 0.478 1.527 0.0467 A126200200082 47.7 25.5 0. 2.449 0.0244 A126200200083 47.7 26.9 0.478 1.256 0.0384 A126200200084 47.7 29.7 0. 2.532 0.0253 A126200200085 47.7 31.0 0.478 1.23 0.0376 A126200200086 47.7 34.4 0. 2.45 0.0245 A126200200087 47.7 36.1 0.478 0.8688 0.0266 A126200200088 47.7 38.6 0. 2.371 0.0237 A126200200089 47.7 40.3 0.478 0.655 0.02 A126200200090 47.7 42.8 0. 2.372 0.0237 A126200200091 47.7 44.4 0.478 0.5159 0.0158 A126200200092 47.7 47.0 0. 2.221 0.0222 A126200200093 47.7 48.6 0.478 0.3889 0.0355 A126200200094 47.7 51.7 0. 2.012 0.0201 A126200200095 47.7 54.6 0.478 0.3895 0.0119 A126200200096 47.7 55.9 0. 1.947 0.0194 A126200200097 47.7 59.2 0. 1.706 0.017 A126200200098 47.7 59.6 0.478 0.3733 0.034 A126200200099 47.7 63.4 0. 1.824 0.0182 A126200200100 47.7 63.8 0.478 0.4077 0.0181 A126200200101 47.7 66.5 0.478 0.5659 0.0173 A126200200102 47.7 68.1 0. 1.546 0.0154 A126200200103 47.7 71.5 0.478 0.5918 0.0399 A126200200104 47.7 71.9 0. 1.424 0.0142 A126200200105 47.7 75.1 0.478 0.5925 0.0539 A126200200106 47.7 75.7 0.478 0.7366 0.0225 A126200200107 47.7 76.1 0. 1.424 0.0142 A126200200108 47.7 76.1 0. 1.573 0.0157 A126200200109 47.7 78.9 0.478 0.7872 0.0241 A126200200110 47.7 80.3 0. 1.29 0.0882 A126200200111 47.7 83.0 0.478 0.8054 0.0545 A126200200112 47.7 84.6 0. 1.402 0.014 A126200200113 47.7 87.6 0.478 0.9393 0.0287 A126200200114 47.7 90.3 0.478 1.003 0.0307 A126200200115 47.7 90.7 0. 1.291 0.0434 A126200200116 ENDDATA 95 0 A126200200117 ENDSUBENT 116 0 A126200299999 SUBENT A1262003 20190709 A092A126200300001 BIB 7 18 A126200300002 REACTION (2-HE-4(A,P)3-LI-7,PAR,SIG) A126200300003 METHOD (PHD) A126200300004 SAMPLE Helium gas. The target was a 12.7 cm diameter A126200300005 cylindrical cell with windows of 0.025 mm thick Kapton A126200300006 and filled with helium gas to approximately A126200300007 atmospheric pressure. A126200300008 DETECTOR (SIBAR) Two silicon surface-barrier detectors. A126200300009 ERR-ANALYS (DATA-ERR) Total uncertainties contain: A126200300010 * statistical error; A126200300011 * error in the determination of the detector A126200300012 collimator geometry, A126200300013 * error in the temperature and the pressure of the A126200300014 target gas, A126200300015 * error in the integrated beam current, and A126200300016 * error in the detector angle. A126200300017 STATUS (TABLE) Tbl.1 from Phys.Rev.,C16(1977)1712 A126200300018 HISTORY (20190709A) SD: SF9=EXP deleted from REACTION code. A126200300019 ERR-T -> DATA-ERR. BIB updated. A126200300020 ENDBIB 18 0 A126200300021 NOCOMMON 0 0 A126200300022 DATA 4 22 A126200300023 E-LVL EN DATA DATA-ERR A126200300024 MEV MEV MB MB A126200300025 0. 38.97 29.9 1.5 A126200300026 0. 39.80 59.9 3.0 A126200300027 0. 41.35 23.4 1.2 A126200300028 0. 41.95 12.0 0.6 A126200300029 0. 42.57 6.5 0.3 A126200300030 0. 43.52 12.0 0.6 A126200300031 0. 44.32 52.0 2.6 A126200300032 0. 45.64 36.5 1.8 A126200300033 0. 46.67 27.2 1.4 A126200300034 0. 47.65 22.7 1.1 A126200300035 0. 49.49 15.1 0.8 A126200300036 0.478 38.97 18.5 1.0 A126200300037 0.478 39.80 43.1 2.2 A126200300038 0.478 41.35 36.3 1.8 A126200300039 0.478 41.95 27.2 1.4 A126200300040 0.478 42.57 20.8 1.0 A126200300041 0.478 43.52 13.8 0.7 A126200300042 0.478 44.32 11.2 0.6 A126200300043 0.478 45.64 12.0 0.6 A126200300044 0.478 46.67 10.8 0.5 A126200300045 0.478 47.65 9.1 0.5 A126200300046 0.478 49.49 9.1 0.8 A126200300047 ENDDATA 24 0 A126200300048 ENDSUBENT 47 0 A126200399999 SUBENT A1262004 20190709 A092A126200400001 BIB 7 21 A126200400002 REACTION (2-HE-4(A,N)4-BE-7,,SIG) A126200400003 METHOD (ACTIV) The measurement of the 478 keV gamma rays A126200400004 accompanying this branch can be used to determine the A126200400005 7Be decay rate dN/dT and hence to determine N A126200400006 SAMPLE Helium gas. The target was a 2.5 cm nominal diam. A126200400007 cylindrical cell with windows of 0.011 mm thick Kapton A126200400008 and filled with helium gas to approximately A126200400009 atmospheric pressure. A126200400010 DETECTOR (GELI) Coaxial Ge(Li) detectors ranging from 40 to A126200400011 80 cm3 active volume. A126200400012 ERR-ANALYS (DATA-ERR) Total uncertainties contain: A126200400013 * statistical error; A126200400014 * error in the determination of the detector A126200400015 collimator geometry, A126200400016 * error in the temperature and the pressure of the A126200400017 target gas, A126200400018 * error in the integrated beam current, and A126200400019 * error in the detector angle. A126200400020 STATUS (TABLE) Tbl.2 from Phys.Rev.,C16(1977)1712 A126200400021 HISTORY (20190709A) SD: SF9=EXP deleted from REACTION code. A126200400022 ERR-T -> DATA-ERR. BIB updated. A126200400023 ENDBIB 21 0 A126200400024 NOCOMMON 0 0 A126200400025 DATA 3 9 A126200400026 EN DATA DATA-ERR A126200400027 MEV MB MB A126200400028 39.43 26.3 3.1 A126200400029 39.96 49.0 4.7 A126200400030 41.67 40.3 4.8 A126200400031 42.23 30.3 3.0 A126200400032 43.00 22.6 3.4 A126200400033 44.34 68.0 6.2 A126200400034 44.52 72.9 8.4 A126200400035 44.69 72.1 6.3 A126200400036 47.36 35.1 4.6 A126200400037 ENDDATA 11 0 A126200400038 ENDSUBENT 37 0 A126200499999 ENDENTRY 4 0 A126299999999