ENTRY 30048 20080215 31253004800000001 SUBENT 30048001 20080215 31253004800100001 BIB 14 31 3004800100002 INSTITUTE (3CHFNTU) 3004800100003 REFERENCE (J,NP/A,104,677,1967) Expt+analys,e+ang.Distr. cfd th 3004800100004 (J,CHP,5,33,196704) Short description,graphs,cfd Th 3004800100005 (J,CHP,6,119,1968) Descr.Of cloud chamber and analysis 3004800100006 AUTHOR (Yuin-chi Hsu,Chia-yi Huang,Ching-ching Chang) 3004800100007 TITLE Angular distributions of alpha particles from the 3004800100008 reaction 16O(n,alfa)13C at En=14.1 MeV 3004800100009 FACILITY (CCW) Cockcroft-Walton accelerator working as a 3004800100010 pulsed neutron source synchronized to the detector 3004800100011 INC-SOURCE (D-T) T(d,n)He4 reaction with 150 keV deuterons 3004800100012 SAMPLE See detector 3004800100013 METHOD Stereoscopic photography of the tracks with 2 cameras. 3004800100014 track lengths and angles measured optically. 3004800100015 Evaluation of alpha-particle energy made by means of 3004800100016 range-energy table of whaling.(Encyclopedia of Physics 3004800100017 XXXIV,193,1958) and checked experimentally with Po-2103004800100018 alpha source 3004800100019 DETECTOR (TRD) Expansion cloud chamber 40 cm diameter and 3004800100020 20 cm height filled with oxygen gas at 1 atm. 3004800100021 ANALYSIS Theoretical fits to observed angular distributions 3004800100022 attempted in terms of heavy-particle stripping process 3004800100023 for backward angles and of knock-on process for forward3004800100024 angles using simple butler formula. Reasonably well fit3004800100025 except in most backward angles. 3004800100026 PART-DET (A) Alphas 3004800100027 STATUS (TABLE) Published in NP/A,104,677. Data from priv.Com. 3004800100028 HISTORY (19680806R) Private communication from Dr.Hsu 3004800100029 (19701201T) Previously Dastar-00713 3004800100030 (20080215A) BIB section updated. Subent 003 with 3004800100031 angular distribution was added. 3004800100032 ERR-ANALYS (DATA-ERR) No information available 3004800100033 ENDBIB 31 0 3004800100034 COMMON 1 3 3004800100035 EN 3004800100036 MEV 3004800100037 1.4100E+01 3004800100038 ENDCOMMON 3 0 3004800100039 ENDSUBENT 38 0 3004800199999 SUBENT 30048002 20080215 31253004800200001 BIB 2 2 3004800200002 REACTION (8-O-16(N,A)6-C-13,PAR,SIG) 3004800200003 EN-SEC (E-LVL,6-C-13) 3004800200004 ENDBIB 2 0 3004800200005 NOCOMMON 0 0 3004800200006 DATA 4 3 3004800200007 E-LVL E-LVL DATA DATA-ERR 3004800200008 MEV MEV MB MB 3004800200009 0.0000E+00 2.5900E+01 2.2000E+00 3004800200010 3.0800E+00 3.1900E+01 2.8000E+00 3004800200011 3.6800E+00 3.85 1.0530E+02 9.1000E+00 3004800200012 ENDDATA 5 0 3004800200013 ENDSUBENT 12 0 3004800299999 SUBENT 30048003 20080215 31253004800300001 BIB 2 2 3004800300002 REACTION (8-O-16(N,A)6-C-13,PAR,DA) 3004800300003 EN-SEC (E-LVL,6-C-13) 3004800300004 ENDBIB 2 0 3004800300005 NOCOMMON 0 0 3004800300006 DATA 5 51 3004800300007 E-LVL E-LVL ANG-CM DATA-CM DATA-ERR 3004800300008 MEV MEV ADEG MB/SR MB/SR 3004800300009 0.0000E+00 5. 2.9 0.9 3004800300010 0.0000E+00 15. 2.1 0.6 3004800300011 0.0000E+00 25. 0.6 0.2 3004800300012 0.0000E+00 35. 0.2 0.1 3004800300013 0.0000E+00 45. 0.2 0.1 3004800300014 0.0000E+00 55. 0.8 0.2 3004800300015 0.0000E+00 65. 1.3 0.2 3004800300016 0.0000E+00 75. 0.4 0.1 3004800300017 0.0000E+00 85. 0.5 0.1 3004800300018 0.0000E+00 95. 1.0 0.2 3004800300019 0.0000E+00 105. 1.9 0.3 3004800300020 0.0000E+00 115. 2.7 0.4 3004800300021 0.0000E+00 125. 3.2 0.4 3004800300022 0.0000E+00 135. 2.4 0.4 3004800300023 0.0000E+00 145. 2.3 0.4 3004800300024 0.0000E+00 155. 4.8 0.7 3004800300025 0.0000E+00 170. 18.7 1.6 3004800300026 3.0800E+00 5. 0.5 0.5 3004800300027 3.0800E+00 15. 0.2 0.2 3004800300028 3.0800E+00 25. 0.5 0.2 3004800300029 3.0800E+00 35. 0.6 0.2 3004800300030 3.0800E+00 45. 1.6 0.3 3004800300031 3.0800E+00 55. 1.1 0.3 3004800300032 3.0800E+00 65. 0.6 0.1 3004800300033 3.0800E+00 75. 1.0 0.2 3004800300034 3.0800E+00 85. 0.9 0.2 3004800300035 3.0800E+00 95. 1.7 0.3 3004800300036 3.0800E+00 105. 1.7 0.3 3004800300037 3.0800E+00 115. 2.1 0.3 3004800300038 3.0800E+00 125. 2.2 0.4 3004800300039 3.0800E+00 135. 3.5 0.5 3004800300040 3.0800E+00 145. 4.4 0.6 3004800300041 3.0800E+00 155. 9.5 0.9 3004800300042 3.0800E+00 170. 22.5 1.7 3004800300043 3.68 3.85 5. 15.8 2.9 3004800300044 3.68 3.85 15. 14.4 1.4 3004800300045 3.68 3.85 25. 13.0 1.2 3004800300046 3.68 3.85 35. 10.4 0.9 3004800300047 3.68 3.85 45. 8.9 0.7 3004800300048 3.68 3.85 55. 5.2 0.5 3004800300049 3.68 3.85 65. 4.2 0.5 3004800300050 3.68 3.85 75. 4.5 0.4 3004800300051 3.68 3.85 85. 3.6 0.4 3004800300052 3.68 3.85 95. 4.2 0.4 3004800300053 3.68 3.85 105. 6.0 0.5 3004800300054 3.68 3.85 115. 8.5 0.6 3004800300055 3.68 3.85 125. 12.2 0.8 3004800300056 3.68 3.85 135. 12.9 0.9 3004800300057 3.68 3.85 145. 13.9 1.0 3004800300058 3.68 3.85 155. 12.4 1.1 3004800300059 3.68 3.85 170. 19.4 1.6 3004800300060 ENDDATA 53 0 3004800300061 ENDSUBENT 60 0 3004800399999 ENDENTRY 3 0 3004899999999