ENTRY 30457 20090827 31423045700000001 SUBENT 30457001 20090827 31423045700100001 BIB 13 40 3045700100002 INSTITUTE (3CHFSHI) 3045700100003 REFERENCE (J,NSF,14,(4),1,197712) 3045700100004 AUTHOR (Chi-Fong Ai,Mien-Win Wu,Jen-Chang Chou) 3045700100005 TITLE Measurements of Al-27(n,p)Mg-27 and Fe-54(n,p)Mn-54 3045700100006 cross sections. 3045700100007 FACILITY (VDG,3CHFSHI) 7MV Van de Graaff accelerator. 3045700100008 INC-SOURCE (P-LI7) 3045700100009 Metallic lithium target with 3 micro-Amp. proton. 3045700100010 METHOD (ACTIV) Activation. 3045700100011 .Neutron fluxes were measured with a proton recoil 3045700100012 telescope. (Radiator,C(18)-H(36)-O(2)) 3045700100013 DETECTOR (GELI) 40 cm3 Ge(Li) detector. The relative 3045700100014 efficiency was calibrated by the semi-empirical formula3045700100015 (TELES,SIBAR,BF3) The proton recoil telescope with a 3045700100016 500 micron n-type silicon surface barrier detector as 3045700100017 the absolute neutron flux detector. The BF3 detector 3045700100018 and current integrator were used as the neutron monitor3045700100019 MONITOR (1-H-1(N,EL)1-H-1,,SIG) 3045700100020 STATUS (TABLE) Data taken from Table 4 of 3045700100021 Nucl.Science Jour.14(1977)1. 3045700100022 CORRECTION Corrected for the gamma-ray self-absorption and the 3045700100023 geometric factor. 3045700100024 ERR-ANALYS (ERR-T) Total error given. The root of the sum of 3045700100025 the squared values of all following uncertainties: 3045700100026 (ERR-1) sample distance (2%) 3045700100027 (ERR-2) gamma detector efficiency (4%) 3045700100028 (ERR-3) geometry of telescope (1%) 3045700100029 (ERR-4) thickness of radiator (1%) 3045700100030 (ERR-5) total n-p scatt.X-section of C(18)-H(36)-O(2) 3045700100031 (ERR-6) neutron angular distribution (1%) 3045700100032 (ERR-7) neutron yield (1%) 3045700100033 (ERR-8) multiple scattering correction (1%) 3045700100034 (ERR-9) gamma self-absorp. + geometry factor correct. 3045700100035 * counting stat.in recoil protons (1%) 3045700100036 * counting stat.in gamma measurement 1.5 - 3% 3045700100037 Total root-mean-square error = 5.5 to 6.0%. 3045700100038 HISTORY (19780929C) KO. 3045700100039 (20090310A) SD:Updated to new date formats,lower case. 3045700100040 Description of uncertainties was added. 3045700100041 (20090827A) SD: List of author's names are corrected. 3045700100042 ENDBIB 40 0 3045700100043 COMMON 9 6 3045700100044 ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 ERR-6 3045700100045 ERR-7 ERR-8 ERR-9 3045700100046 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 3045700100047 PER-CENT PER-CENT PER-CENT 3045700100048 2.0 4.0 1.0 1.0 0.5 1.0 3045700100049 1.0 1.0 1.0 3045700100050 ENDCOMMON 6 0 3045700100051 ENDSUBENT 50 0 3045700199999 SUBENT 30457002 20090311 31353045700200001 BIB 3 5 3045700200002 REACTION (13-AL-27(N,P)12-MG-27,,SIG) 3045700200003 SAMPLE High purity metal, 99.99%. 2.54cm in diam. and 3045700200004 0.5 cm thickness. 3045700200005 DECAY-DATA (12-MG-27,567.7SEC,DG,843.,0.696) 3045700200006 T(1/2) of Mg-27 = 567.7 +- 0.7 sec. 3045700200007 ENDBIB 5 0 3045700200008 COMMON 1 3 3045700200009 ERR-HL 3045700200010 SEC 3045700200011 0.7 3045700200012 ENDCOMMON 3 0 3045700200013 DATA 4 16 3045700200014 EN EN-RSL DATA ERR-T 3045700200015 MEV MEV MB MB 3045700200016 2.7800E+00 4.0000E-02 2.8100E-01 1.4000E-02 3045700200017 2.9800E+00 4.0000E-02 1.0400E+00 5.0000E-02 3045700200018 3.1800E+00 5.0000E-02 2.0300E+00 1.1000E-01 3045700200019 3.2900E+00 5.0000E-02 2.7400E+00 1.4000E-01 3045700200020 3.3900E+00 5.0000E-02 3.3200E+00 2.0000E-01 3045700200021 3.4900E+00 5.0000E-02 8.9500E+00 4.5000E-01 3045700200022 3.5900E+00 5.0000E-02 5.4200E+00 2.7000E-01 3045700200023 3.6900E+00 5.0000E-02 6.6900E+00 3.3000E-01 3045700200024 3.7900E+00 5.0000E-02 9.6100E+00 4.8000E-01 3045700200025 3.8900E+00 5.0000E-02 6.2400E+00 3.1000E-01 3045700200026 3.9900E+00 5.0000E-02 8.0500E+00 4.0000E-01 3045700200027 4.0900E+00 5.0000E-02 6.5700E+00 3.3000E-01 3045700200028 4.1900E+00 5.0000E-02 8.6900E+00 4.3000E-01 3045700200029 4.3900E+00 5.0000E-02 1.2400E+01 6.0000E-01 3045700200030 4.4900E+00 5.0000E-02 1.3500E+01 6.0000E-01 3045700200031 4.5900E+00 5.0000E-02 2.2500E+01 1.1000E+00 3045700200032 ENDDATA 18 0 3045700200033 ENDSUBENT 32 0 3045700299999 SUBENT 30457003 20090311 31353045700300001 BIB 3 4 3045700300002 REACTION (26-FE-54(N,P)25-MN-54,,SIG) 3045700300003 SAMPLE Natural high purity metal, 99.99% 2.54 cm in 3045700300004 diam. and 0.5 cm thickness. 3045700300005 DECAY-DATA (25-MN-54,312.D,DG,835.,1.) 3045700300006 ENDBIB 4 0 3045700300007 NOCOMMON 0 0 3045700300008 DATA 4 10 3045700300009 EN EN-RSL DATA ERR-T 3045700300010 MEV MEV MB MB 3045700300011 2.7800E+00 4.0000E-02 1.5300E+02 8.0000E+00 3045700300012 2.9800E+00 4.0000E-02 1.6700E+02 8.0000E+00 3045700300013 3.1800E+00 5.0000E-02 1.4400E+02 7.0000E+00 3045700300014 3.3900E+00 5.0000E-02 2.1500E+02 1.1000E+01 3045700300015 3.5900E+00 5.0000E-02 2.4800E+02 1.2000E+01 3045700300016 3.7900E+00 5.0000E-02 2.2400E+02 1.1000E+01 3045700300017 3.9900E+00 5.0000E-02 2.7600E+02 1.4000E+01 3045700300018 4.1900E+00 5.0000E-02 2.8400E+02 1.4000E+01 3045700300019 4.3900E+00 5.0000E-02 2.7900E+02 1.4000E+01 3045700300020 4.5900E+00 5.0000E-02 3.4500E+02 7.0000E+00 3045700300021 ENDDATA 12 0 3045700300022 ENDSUBENT 21 0 3045700399999 ENDENTRY 3 0 3045799999999