ENTRY 21311 19801103 00002131100000001 SUBENT 21311001 19801103 00002131100100001 BIB 12 22 2131100100002 INSTITUTE (2FR ILL) R.B. AND EXPERIMENTAL SITE. 2131100100003 (2FR STR) M.S. 2131100100004 REFERENCE (J,NP/A,318,1,54,7904) 2131100100005 AUTHOR (M.SUFFERT,R.BERTHOLLET) 2131100100006 TITLE -OBSERVATION OF DOUBLY RADIATIVE NEUTRON CAPTURE BY 2131100100007 HE-3.- 2131100100008 FACILITY (REAC ) HIGH-FLUX REACTOR AT ILL, GRENOBLE. 2131100100009 INC-SOURCE (THCOL) THE H22 THERMAL NEUTRON GUIDE AT THE REACTOR. 2131100100010 INC-SPECT THE THERMAL NEUTRON FLUX AT THE SAMPLE WAS 2131100100011 2.6E+09 +- 0.1E+09 NEUTRONS/S. 2131100100012 SAMPLE .PURE HE-3 GAS IN A 90 MM LONG GAS TARGET WITH A 2131100100013 PRESSURE OF 2 BAR. 2131100100014 METHOD (COINC) A STANDARD FAST-SLOW COINCIDENCE ELECTRONIC 2131100100015 SYSTEM WAS USED. 2131100100016 DETECTOR (NAICR) TWO NAI(TL) DETECTORS, 25 CM IN DIA. AND 30 2131100100017 CM LONG, EACH SURROUNDED,EXCEPT FOR THE FRONT SIDE,BY 2131100100018 A THICK PLASTIC SCINTILLATOR. 2131100100019 .THE NAI(TL) DETECTORS WERE PEAK EFFICIENCY CALIBRATED 2131100100020 BY MEANS OF THE H-3(P,G)HE-4 REACTION AT EP=1.0 MEV. 2131100100021 STATUS .DATA TAKEN FROM REFERENCE. 2131100100022 HISTORY (800206C) CN. 2131100100023 (800213E) 2131100100024 ENDBIB 22 0 2131100100025 COMMON 1 3 2131100100026 EN-DUMMY 2131100100027 EV 2131100100028 2.5300E-02 2131100100029 ENDCOMMON 3 0 2131100100030 ENDSUBENT 29 0 2131100199999 SUBENT 21311002 19801103 00002131100200001 BIB 6 9 2131100200002 REACTION (2-HE-3(N,G)2-HE-4,,SIG,,MXW) 2131100200003 METHOD .THE MEASUREMENT WAS DONE AT AN ANGLE OF 45 DEGREES, 2131100200004 AND INTEGRATED ASSUMING ISOTROPY. 2131100200005 STATUS .DATA TAKEN FROM TEXT. 2131100200006 HISTORY (800206C) 2131100200007 CORRECTION .NO INFORMATION GIVEN. 2131100200008 ERR-ANALYS .THE MAIN ERROR IN THE RESULT STEMS FROM THE ILL- 2131100200009 DEFINED DETECTION GEOMETRY CHOSE TO GIVE MAXIMUM 2131100200010 EFFICIENCY. 2131100200011 ENDBIB 9 0 2131100200012 NOCOMMON 0 0 2131100200013 DATA 3 1 2131100200014 E DATA DATA-ERR 2131100200015 MEV MICRO-B MICRO-B 2131100200016 2.0600E+01 6.0000E+01 1.2000E+01 2131100200017 ENDDATA 3 0 2131100200018 ENDSUBENT 17 0 2131100299999 SUBENT 21311003 19801103 00002131100300001 BIB 6 12 2131100300002 REACTION (2-HE-3(N,2G)2-HE-4,,SIG,,MXW) 2131100300003 METHOD .THE TWO GAMMA-RAYS WERE MEASURED WITH AN ANGLE OF 90 2131100300004 DEGREES BETWEEN THE DETECTORS AND ASSUMING AN ANGULAR 2131100300005 CORRELATION OF 1+(COS)**2 BETWEEN THE TWO GAMMA-RAYS. 2131100300006 STATUS .DATA TAKEN FROM TEXT. 2131100300007 HISTORY (800206C) 2131100300008 CORRECTION .THE NUMBER OF MEASURED COUNTS WAS CORRECTED FOR, 2131100300009 - COINCIDENCE EFFICIENCY, 2131100300010 - BACKGROUND, 2131100300011 - COUNTS LOST DUE TO THE LOW-ENERGY CUT-OFF AT 2.6 2131100300012 MEV GAMMA-RAY ENERGY. 2131100300013 ERR-ANALYS .NO INFORMATION GIVEN. 2131100300014 ENDBIB 12 0 2131100300015 NOCOMMON 0 0 2131100300016 DATA 3 1 2131100300017 E-MAX DATA DATA-ERR 2131100300018 MEV MICRO-B MICRO-B 2131100300019 2.0600E+01 1.7000E+01 5.0000E+00 2131100300020 ENDDATA 3 0 2131100300021 ENDSUBENT 20 0 2131100399999 ENDENTRY 3 0 2131199999999