ENTRY O0341 19970613 0000O034100000001 SUBENT O0341001 19970613 0000O034100100001 BIB 11 18 O034100100002 TITLE Proton Total Reaction Cross Sections in the 10-20 MeV O034100100003 Range-Calcium-40 and Carbon-12. O034100100004 AUTHOR (J.F.DICELLO,G.IGO) O034100100005 INSTITUTE (1USALAS) O034100100006 REFERENCE (J,PR/C,2,488,70) O034100100007 HISTORY (970607C) O034100100008 (970613U) Last checking has been done. O034100100009 ADD-RES A Comparison is Made of the Present Total Reaction O034100100010 Cross Sections and the Integrated Partical Cross O034100100011 Sections For Elastic Scattering and Inelastic O034100100012 Scattering to the First Excited State of C-12. O034100100013 DETECTOR (SOLST).A Lithium-Drifted Silicon Detector.To Detect O034100100014 Scattered Charged Particles. Energy Resolution was O034100100015 200 KeV. O034100100016 FACILITY (CYCLO,1USALAS) O034100100017 METHOD (SITA) O034100100018 ERR-ANALYS (EN-ERR).The Uncertainty is Reported by Authors. O034100100019 STATUS (TABLE) O034100100020 ENDBIB 18 0 O034100100021 COMMON 1 3 O034100100022 EN-ERR O034100100023 KEV O034100100024 50. O034100100025 ENDCOMMON 3 0 O034100100026 ENDSUBENT 25 0 O034100199999 SUBENT O0341002 19970613 0000O034100200001 BIB 4 20 O034100200002 REACTION (6-C-12(P,NON),,SIG,,,EXP) O034100200003 CORRECTION /by Authors/.The Elastic Correction was Calculated O034100200004 Taking Into Account the Finite Size of the Beam and theO034100200005 Angular Distribution of Multiple Coulomb Scattering in O034100200006 The Passing Counters and in the Target. O034100200007 SAMPLE Two Separate Targets were Used For the Measurements of O034100200008 The Total Reaction Cross Section on Carbon.Each Target O034100200009 Was Self-Supporting Natural Carbon of 99% Purity.One O034100200010 Target,Having an Areal Density of 0.015 G/Cm**2,was O034100200011 Used For Measurements at 17.41 and 19.46 MeV.The Other O034100200012 Target,Having an Areal Density of 0.00449 G/Cm**2,was O034100200013 Used For All Other Measurements. O034100200014 The Targets were Examined For Roughness and O034100200015 Irregularities,and Small Corrections were Made If O034100200016 Necessary. O034100200017 With Each Target,a Thin (0.00247 G/CM**2) Nickel Foil O034100200018 Was Placed in Front of the Carbon. O034100200019 ERR-ANALYS (ERR-T).The Uncertainty is Reported by Authors. O034100200020 (ERR-1).The Total Uncertainty in the Areal Densities O034100200021 Of the Targets. O034100200022 ENDBIB 20 0 O034100200023 COMMON 1 3 O034100200024 ERR-1 O034100200025 PER-CENT O034100200026 4. O034100200027 ENDCOMMON 3 0 O034100200028 DATA 3 10 O034100200029 EN DATA ERR-T O034100200030 MEV MB MB O034100200031 9.88 195. 47. O034100200032 10.2 181. 53. O034100200033 10.4 434. 58. O034100200034 10.72 318. 61. O034100200035 13.51 207. 39. O034100200036 13.77 380. 43. O034100200037 14.54 324. 42. O034100200038 14.79 235. 40. O034100200039 17.41 343. 24. O034100200040 19.46 401. 24. O034100200041 ENDDATA 12 0 O034100200042 ENDSUBENT 41 0 O034100299999 SUBENT O0341003 19970613 0000O034100300001 BIB 4 17 O034100300002 REACTION (20-CA-40(P,NON),,SIG,,,EXP) O034100300003 CORRECTION /by Authors/.The Elastic Correction was Made. O034100300004 SAMPLE Four Targets of Ca-40 were Used For the Total Reaction O034100300005 Measurements.The Thickness was Chosen So That the O034100300006 Average Energy Loss in the Target was Between 235 and O034100300007 325 KeV.The Targets were Made from Foils.They O034100300008 Contained 99.97% Ca-40.The Oxygen Present in the Foils O034100300009 Was Estimated to be Less Than 1% of the Weight of the O034100300010 Foils. O034100300011 Each Targets was Examined For Irregularities and O034100300012 Appropriate Corrections were Made.The Areal Densities O034100300013 Of the Four Targets were 10.0,10.3,12.2 and 14.1 Mg/ O034100300014 Cm**2. O034100300015 ERR-ANALYS (ERR-T).The Uncertainty is Reported by Authors. O034100300016 (ERR-1).The Elastic Corrections have an Absolute O034100300017 Uncertainty. O034100300018 (ERR-2).The Uncertainty in the Average Areal Density. O034100300019 ENDBIB 17 0 O034100300020 COMMON 2 3 O034100300021 ERR-1 ERR-2 O034100300022 PER-CENT PER-CENT O034100300023 4. 2. O034100300024 ENDCOMMON 3 0 O034100300025 DATA 3 17 O034100300026 EN DATA ERR-T O034100300027 MEV MB MB O034100300028 10.34 505. 59. O034100300029 11.38 736. 54. O034100300030 12.42 717. 63. O034100300031 12.42 742. 67. O034100300032 13.45 931. 46. O034100300033 13.46 953. 50. O034100300034 13.97 883. 44. O034100300035 14.48 846. 42. O034100300036 14.48 920. 47. O034100300037 14.97 822. 35. O034100300038 15.51 766. 39. O034100300039 16.49 765. 35. O034100300040 17.51 850. 34. O034100300041 18.54 821. 35. O034100300042 19.55 806. 33. O034100300043 20.57 851. 34. O034100300044 21.59 871. 32. O034100300045 ENDDATA 19 0 O034100300046 ENDSUBENT 45 0 O034100399999 ENDENTRY 3 0 O034199999999