ENTRY C0671 20200508 C193C067100000001 SUBENT C0671001 20200508 C193C067100100001 BIB 9 17 C067100100002 INSTITUTE (1USACAL) C067100100003 REFERENCE (J,NP/A,301,179,1978) C067100100004 (T,ZYSKIND,1979) C067100100005 AUTHOR (J.L.Zyskind,J.M.Davidson,M.T.Esat,M.H.Shapiro, C067100100006 R.H.Spear) C067100100007 TITLE A cusp in the 54Cr(p,gamma)55Mn reaction C067100100008 FACILITY (VDGT,1USACAL) C067100100009 SAMPLE Metallic sample, enriched to 95.4% 54Cr, Areal density C067100100010 1180 microg/cm**2. Target evaporated onto a 254 C067100100011 micrometer thick W backing, and mounted at 51 degrees C067100100012 to the beam direction. C067100100013 METHOD (EXTB,SITA,BCINT) C067100100014 STATUS (APRVD) Approved by M. Shapiro, 19 July 2000. C067100100015 Data taken from thesis. C067100100016 HISTORY (20000612C) Replaces data set B0136. C067100100017 (20200506U) OS. ERR-ANALYS modified, minor correction C067100100018 in REACTION code of sub.3 C067100100019 ENDBIB 17 0 C067100100020 NOCOMMON 0 0 C067100100021 ENDSUBENT 20 0 C067100199999 SUBENT C0671002 20200508 C193C067100200001 BIB 8 29 C067100200002 REACTION (24-CR-54(P,G)25-MN-55,,SIG) C067100200003 INC-SPECT For proton energies below 2.8 MeV, an effective proton C067100200004 energy was calculated due to thick target effects. At C067100200005 higher energies, energy at center of target is used. C067100200006 DETECTOR (GELI) Ge(Li) detector, mounted at 55 degrees to the C067100200007 beam direction. C067100200008 ANALYSIS Excitation functions for 13 individual prompt gamma C067100200009 rays were measured. Absolute cross sections were C067100200010 obtained for production of each gamma-ray taking into C067100200011 account the angular distribution and were summed to C067100200012 obtain (p,gamma) cross section. C067100200013 MONITOR Detector efficiency determined using 2.046 and 1.800 C067100200014 MeV resonances from 27Al(p,gamma)28Si, a 56Co source, C067100200015 and an absolutely calibrated 22Na source. C067100200016 CORRECTION Corrected for C067100200017 . decay modes not explicitly included in analysis, C067100200018 . dead time. C067100200019 ERR-ANALYS Total uncertainty in cross section about 25%. C067100200020 (ERR-S) Errors quoted are statistical uncertainties. C067100200021 (ERR-SYS) Systematic errors amount to about 20%, C067100200022 including uncertainties in C067100200023 (ERR-1) relative detector efficiency (5%), C067100200024 (ERR-2) absolute efficiency due primarily to C067100200025 geometrical effects (10%), C067100200026 (ERR-3) charge collection (2%), C067100200027 (ERR-4) target thickness (10%), C067100200028 (ERR-5) angular distribution effects (10%), C067100200029 (ERR-6) target composition (3%). C067100200030 STATUS (TABLE) Table 8 of the thesis C067100200031 ENDBIB 29 0 C067100200032 COMMON 7 6 C067100200033 ERR-SYS ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 C067100200034 ERR-6 C067100200035 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT C067100200036 PER-CENT C067100200037 20. 5. 10. 2. 10. 10. C067100200038 3. C067100200039 ENDCOMMON 6 0 C067100200040 DATA 3 56 C067100200041 EN DATA ERR-S C067100200042 MEV MB MB C067100200043 0.796 1.41 -03 2.4 -04 C067100200044 0.849 4.21 -03 6.8 -04 C067100200045 0.901 7.01 -03 5.6 -04 C067100200046 0.954 1.08 -02 6.8 -04 C067100200047 1.007 2.30 -02 1.4 -03 C067100200048 1.059 2.78 -02 1.2 -03 C067100200049 1.111 2.99 -02 2.2 -03 C067100200050 1.163 5.93 -02 2.1 -03 C067100200051 1.215 8.57 -02 4.9 -03 C067100200052 1.267 1.22 -01 5.8 -03 C067100200053 1.318 1.52 -01 6.3 -03 C067100200054 1.370 1.46 -01 7.0 -03 C067100200055 1.422 2.07 -01 7.9 -03 C067100200056 1.473 2.12 -01 8.1 -03 C067100200057 1.525 2.77 -01 9.0 -03 C067100200058 1.576 3.53 -01 1.0 -02 C067100200059 1.628 4.20 -01 1.1 -02 C067100200060 1.679 5.57 -01 1.3 -02 C067100200061 1.730 6.44 -01 1.4 -02 C067100200062 1.781 6.66 -01 1.5 -02 C067100200063 1.832 7.68 -01 1.6 -02 C067100200064 1.883 8.18 -01 1.6 -02 C067100200065 1.934 1.06 8.2 -03 C067100200066 1.985 1.27 2.0 -03 C067100200067 2.036 1.20 2.0 -02 C067100200068 2.087 1.02 1.8 -02 C067100200069 2.138 1.01 1.8 -02 C067100200070 2.189 1.01 1.8 -02 C067100200071 2.240 8.55 -01 1.7 -02 C067100200072 2.290 6.07 -01 1.4 -02 C067100200073 2.341 4.10 -01 1.2 -02 C067100200074 2.392 3.68 -01 1.1 -02 C067100200075 2.443 2.84 -01 1.1 -02 C067100200076 2.494 2.74 -01 1.1 -02 C067100200077 2.544 3.09 -01 8.2 -03 C067100200078 2.595 3.66 -01 1.0 -02 C067100200079 2.646 3.10 -01 8.9 -03 C067100200080 2.696 2.37 -01 7.6 -03 C067100200081 2.747 1.83 -01 7.3 -03 C067100200082 2.798 1.83 -01 7.6 -03 C067100200083 2.848 1.84 -01 7.6 -03 C067100200084 2.899 1.91 -01 7.8 -03 C067100200085 2.950 2.17 -01 8.0 -03 C067100200086 3.000 2.06 -01 7.8 -03 C067100200087 3.051 2.33 -01 8.5 -03 C067100200088 3.102 2.56 -01 9.4 -03 C067100200089 3.152 2.24 -01 8.9 -03 C067100200090 3.203 2.12 -01 8.5 -03 C067100200091 3.253 2.28 -01 8.7 -03 C067100200092 3.304 2.67 -01 8.9 -03 C067100200093 3.354 2.66 -01 1.04 -02 C067100200094 3.405 2.69 -01 1.4 -02 C067100200095 3.455 3.31 -01 1.6 -02 C067100200096 3.506 3.09 -01 1.9 -02 C067100200097 3.556 2.48 -01 1.7 -02 C067100200098 3.606 2.39 -01 2.0 -02 C067100200099 ENDDATA 58 0 C067100200100 ENDSUBENT 99 0 C067100299999 SUBENT C0671003 20200508 C193C067100300001 BIB 9 26 C067100300002 REACTION (24-CR-54(P,N)25-MN-54,,SIG) C067100300003 INC-SPECT For proton energies below 2.444 MeV, an effective C067100300004 energy was calculated due to thick target effects. At C067100300005 higher energies, energy at center of target is used. C067100300006 DETECTOR (BF3) BF3 detector, mounted at 30 degrees to the C067100300007 beam direction. C067100300008 ANALYSIS Absolute cross sections were determined by assuming C067100300009 neutron angular distribution is isotropic. C067100300010 MONITOR Detector efficiency determined relative to C067100300011 48Ca(p,n)48Sc by comparing with absolute intensity C067100300012 of 983-keV gammas detected using Ge(Li) detector. C067100300013 CORRECTION Background corrections were estimated to be 40% at C067100300014 2.225 MeV, 9% at 2.253 MeV, 4% at 2.293 MeV, and C067100300015 rapidly decrease at higher energies. C067100300016 ERR-ANALYS Uncertainty in cross section about 20%. C067100300017 Sources of uncertainty are similar to those for the C067100300018 (p,gamma) data. C067100300019 For points at 2.225 and 2.253 MeV, the amount by C067100300020 which the beam energy exceeded the (p,n) threshold C067100300021 was less than the energy loss in the target. C067100300022 Therefore, the errors on these points include the C067100300023 uncertainty in the effective target thickness C067100300024 correction. C067100300025 (ERR-S) Errors quoted are statistical uncertainties. C067100300026 STATUS (TABLE) Table 17 of the thesis C067100300027 HISTORY (20200506U) Deleted REACTION SF9 C067100300028 ENDBIB 26 0 C067100300029 NOCOMMON 0 0 C067100300030 DATA 4 31 C067100300031 EN DATA ERR-S ERR-S C067100300032 MEV MB MB PER-CENT C067100300033 2.225 2.29 +00 2.7 -01 C067100300034 2.253 2.70 +00 2.0 -01 C067100300035 2.293 3.23 +00 6.4 -02 C067100300036 2.344 4.79 +00 2. C067100300037 2.394 6.29 +00 2. C067100300038 2.444 7.17 +00 2. C067100300039 2.494 1.005 +01 2. C067100300040 2.544 1.64 +01 2. C067100300041 2.595 2.14 +01 2. C067100300042 2.646 2.05 +01 2. C067100300043 2.696 1.94 +01 2. C067100300044 2.747 2.04 +01 2. C067100300045 2.798 2.46 +01 2. C067100300046 2.848 2.45 +01 2. C067100300047 2.899 3.11 +01 2. C067100300048 2.950 3.37 +01 2. C067100300049 3.000 2.92 +01 2. C067100300050 3.051 3.44 +01 2. C067100300051 3.102 4.60 +01 2. C067100300052 3.152 4.37 +01 2. C067100300053 3.203 4.68 +01 2. C067100300054 3.253 5.23 +01 2. C067100300055 3.304 5.08 +01 2. C067100300056 3.353 7.13 +01 2. C067100300057 3.405 6.76 +01 2. C067100300058 3.455 7.34 +01 2. C067100300059 3.506 9.25 +01 2. C067100300060 3.556 7.65 +01 2. C067100300061 3.606 9.18 +01 2. C067100300062 3.657 1.039 +02 2. C067100300063 3.707 9.46 +01 2. C067100300064 ENDDATA 33 0 C067100300065 ENDSUBENT 64 0 C067100399999 ENDENTRY 3 0 C067199999999