ENTRY 10355 20050627 13361035500000001 SUBENT 10355001 20050627 13361035500100001 BIB 12 36 1035500100002 INSTITUTE (1USADAV) 1035500100003 REFERENCE (J,PR/C,16,499,1977) 1035500100004 (J,PRL,31,640,1973) 1035500100005 AUTHOR (T.C.Montgomery,F.P.Brady,B.E.Bonner,W.B.Broste, 1035500100006 M.W.Mc Naughton) 1035500100007 TITLE Neutron-proton differential cross section measurements 1035500100008 at 25.8 and 50.0 MeV 1035500100009 FACILITY (ISOCY,1USADAV) Crocker Nuclear Laboratory Isochronous 1035500100010 Cyclotron. 1035500100011 INC-SOURCE (P-LI7) 1035500100012 MONITOR (1-H-1(N,EL)1-H-1,,SIG) Normalization obtained by a 1035500100013 preliminary fit integrated to total cross section. 1035500100014 Forward and backward data renormalized to agree at 1035500100015 angles of overlap. 1035500100016 MONIT-REF (,F.P.Brady+,J,PRL,25,1628,1970) 1035500100017 CORRECTION Corrected for: 1035500100018 . detector efficiency uncertainty, 1035500100019 . neutron attenuation (up to 0.5%), 1035500100020 . peak losses from nuclear interaction in target 1035500100021 detectors (<0.5%), 1035500100022 . deadtime, 1035500100023 . finite angle size. 1035500100024 ERR-ANALYS (DATA-ERR) Includes uncertainties in: 1035500100025 . counting statistics (0.4-1%), 1035500100026 . beam and peak energy cuts (up to 1%), 1035500100027 . corrections for peak losses from nuclear interaction 1035500100028 in target and detectors (<0.5%), 1035500100029 Uncertainty in neutron detector efficiency (estimated 1035500100030 3%) and normalization uncertainty not included. 1035500100031 STATUS (APRVD) Approved by F.P. Brady, 29 November 1977. 1035500100032 HISTORY (19731031C) 1035500100033 (19770921A) Complete BIB update. Energy deleted from 1035500100034 subentry 1 COMMON. 1035500100035 (19830422A) Reaction corrected. 1035500100036 (20011120A) Converted to new date formats, lower case. 1035500100037 (20050627C) DR Reference corrected 1035500100038 ENDBIB 36 0 1035500100039 COMMON 1 3 1035500100040 EN-ERR 1035500100041 MEV 1035500100042 0.1 1035500100043 ENDCOMMON 3 0 1035500100044 ENDSUBENT 43 0 1035500199999 SUBENT 10355002 20021120 00001035500200001 BIB 5 12 1035500200002 REACTION (1-H-1(N,EL)1-H-1,,DA) 1035500200003 SAMPLE Wedge shape scintillating target cut from 2.54 cm cube 1035500200004 of NE102A. 1035500200005 METHOD (TOF,PHD) For each forward event, recoil proton pulse 1035500200006 height in scintillating target, incident time of 1035500200007 flight, scattered neutron time-of-flight, and neutron 1035500200008 pulse height were recorded. 1035500200009 Precision 3%. 1035500200010 DETECTOR (SCIN) 4 NE102A scintillators; one remained fixed as 1035500200011 a monitor. 1035500200012 HISTORY (19770921A) Data from Phys.Rev./C 16,49 (1977) coded 1035500200013 BIB recoded. 1035500200014 ENDBIB 12 0 1035500200015 NOCOMMON 0 0 1035500200016 DATA 4 16 1035500200017 EN ANG-CM DATA-CM DATA-ERR 1035500200018 MEV ADEG MB/SR MB/SR 1035500200019 25.8 20.15 29.97 0.90 1035500200020 25.8 30.22 29.29 0.88 1035500200021 25.8 40.28 27.81 0.83 1035500200022 25.8 50.34 27.37 0.82 1035500200023 25.8 60.38 27.21 0.82 1035500200024 25.8 70.42 27.02 0.81 1035500200025 25.8 80.45 27.94 0.84 1035500200026 25.8 90.47 28.42 0.85 1035500200027 50.0 20.27 16.17 0.52 1035500200028 50.0 30.40 15.41 0.44 1035500200029 50.0 40.52 14.17 0.36 1035500200030 50.0 50.62 13.02 0.34 1035500200031 50.0 60.70 12.06 0.33 1035500200032 50.0 70.77 11.89 0.32 1035500200033 50.0 80.81 11.17 0.40 1035500200034 50.0 90.83 11.39 0.37 1035500200035 ENDDATA 18 0 1035500200036 ENDSUBENT 35 0 1035500299999 SUBENT 10355003 20021120 00001035500300001 BIB 7 10 1035500300002 REACTION (1-H-1(N,EL)1-H-1,,DA) 1035500300003 SAMPLE Polyethylene sample. 1035500300004 METHOD (EDE) 1035500300005 DETECTOR (SOLST) Recoil protons detected by 3 dE-E telescopes; 1035500300006 1 fixed at 30 degrees for use as monitor. 1035500300007 PART-DET (P) protons 1035500300008 CORRECTION Corrected for background events from C(n,p), measured 1035500300009 using carbon targets of appropriate thickness. 1035500300010 Precision 2%. 1035500300011 HISTORY (19770921A) Data for 25.8 MeV added. BIB recoded. 1035500300012 ENDBIB 10 0 1035500300013 NOCOMMON 0 0 1035500300014 DATA 4 20 1035500300015 EN ANG-CM DATA-CM DATA-ERR 1035500300016 MEV ADEG MB/SR MB/SR 1035500300017 25.8 89.54 28.42 0.93 1035500300018 25.8 99.54 28.97 0.91 1035500300019 25.8 119.58 29.09 0.54 1035500300020 25.8 129.06 30.06 0.33 1035500300021 25.8 135.60 29.99 0.61 1035500300022 25.8 139.60 30.57 0.38 1035500300023 25.8 159.56 33.16 0.47 1035500300024 25.8 178.00 32.71 1.31 1035500300025 50.0 69.24 12.28 0.45 1035500300026 50.0 79.20 11.59 0.29 1035500300027 50.0 89.16 11.57 0.26 1035500300028 50.0 99.20 11.64 0.20 1035500300029 50.0 109.21 11.95 0.19 1035500300030 50.0 119.24 12.86 0.16 1035500300031 50.0 129.30 13.40 0.22 1035500300032 50.0 139.36 14.34 0.20 1035500300033 50.0 149.42 15.79 0.18 1035500300034 50.0 159.42 17.23 0.19 1035500300035 50.0 169.18 18.10 0.23 1035500300036 50.0 173.34 19.16 0.44 1035500300037 ENDDATA 22 0 1035500300038 ENDSUBENT 37 0 1035500399999 ENDENTRY 3 0 1035599999999