ENTRY 20919 19840416 00002091900000001 SUBENT 20919001 19840416 00002091900100001 BIB 14 33 2091900100002 INSTITUTE (2JPNTIT) 2091900100003 REFERENCE (J,JPJ,26,600,6903) 2091900100004 AUTHOR (H.KITAZAWA, N.YAMAMURO) 2091900100005 TITLE -(N,ALPHA) REACTION ON C-12 INDUCED BY 14.1 MEV 2091900100006 NEUTRONS 2091900100007 FACILITY (CCW ) COCKCROFT-WALTON GENERATOR USED AT 250 KEV. 2091900100008 INC-SOURCE (D-T ) NEUTRON YIELD ABOUT 5X10**8 SEC-1 2091900100009 SAMPLE .POLYETHYLENE FOIL 2X2 CM-SQ IN AREA AND 1.3 MG/CM-SQ 2091900100010 IN THICKNESS SUPPORTED ON A TANTALUM FOIL. 2091900100011 METHOD .DIRECT DETECTION OF EMITTED ALPHAS USING PULSE 2091900100012 SHAPE DISCRIMINATION TO REJECT OTHER CHARGED 2091900100013 PARTICLES. 2091900100014 DETECTOR (CSICR) HARSHOW CSI(TL) SCINTILLATOR, 20 MM IN DIAM. 2091900100015 AND 0.4 MM THICK, USED AS PRIMARY DETECTOR. 2091900100016 ENERGY CALIBRATION OF DETECTOR MADE WITH PO 2091900100017 AND TH SOURCES. ENERGY RESOLUTION ABOUT 11 2091900100018 PER-CENT FOR 5.3 MEV ALPHAS. 2091900100019 (LONGC) BF-3 LONG COUNTER CALIBRATED WITH A PU-BE 2091900100020 SOURCE, AND- 2091900100021 (SCIN ) PLASTIC SCINTILLATOR WERE USED MONITOR THE 2091900100022 NEUTRON FLUX. 2091900100023 MONITOR (1-H-3(D,N)2-HE-4,,DA) ASSOCIATED ALPHAS MONITORED 2091900100024 TO GIVE ABSOLUTE NEUTRON YIELD. 2091900100025 STATUS .DATA FROM PUBLICATION. 2091900100026 HISTORY (790508C) 2091900100027 (790628E) 2091900100028 (840106U) A.P.T. JAPAN CODE CHANGED TO JPN 2091900100029 (840106E) 2091900100030 CORRECTION .DIFFERENTIAL CROSS SECTION CORRECTED FOR ATTENUATION 2091900100031 OF NEUTRONS IN THE WALL OF THE REACTION CHAMBER AND 2091900100032 IN THE SOURCE ASSEMBLY. 2091900100033 ERR-ANALYS .STATISTICAL ERRORS AND ANGULAR RESOLUTION FUNCTION 2091900100034 OF SAMPLE-DETECTOR. 2091900100035 ENDBIB 33 0 2091900100036 NOCOMMON 0 0 2091900100037 ENDSUBENT 36 0 2091900199999 SUBENT 20919002 19790628 00002091900200001 BIB 3 10 2091900200002 REACTION (6-C-12(N,A)4-BE-9,PAR,DA) 2091900200003 .ONLY THE TRANSITION TO THE GROUND STATE WAS MEASURED 2091900200004 BECAUSE OF CONTAMINATION OF LOWER ENERGY ALPHAS BY 2091900200005 THOSE FROM THE C-12(N,3A) REACTION. 2091900200006 COMMENT .THE ANGULAR DISTRIBUTION SHOWS PEAKING AROUND 40 DEG 2091900200007 ANALYSED IN TERMS OF PICK-UP AND KNOCK-ON MODELS, 2091900200008 AND AT BACKWARD ANGLES ANALYSED IN TERMS OF A HEAVY 2091900200009 PARTICLE STRIPPING MODEL. 2091900200010 STATUS .THE ANGULAR DISTRIBUTION TO THE GROUND STATE IS 2091900200011 GIVEN IN FIG 7 OF THE PUBLICATION. 2091900200012 ENDBIB 10 0 2091900200013 NOCOMMON 0 0 2091900200014 NODATA 0 0 2091900200015 ENDSUBENT 14 0 2091900299999 SUBENT 20919003 19791010 00002091900300001 BIB 3 7 2091900300002 REACTION (6-C-12(N,A)4-BE-9,PAR,SIG) 2091900300003 .ONLY THE TRANSITION TO THE GROUND STATE WAS MEASURED 2091900300004 BECAUSE OF CONTAMINATION OF LOWER ENERGY ALPHAS BY 2091900300005 THOSE FROM THE C-12(N,3A) REACTION. 2091900300006 ANALYSIS (INTAD) INTEGRATION OF MEASURED ANGULAR DISTRIBUTION. 2091900300007 STATUS (DEP ) TABLE 1. DATA OBTAINED BY INTEGRATION OF THE 2091900300008 ANGULAR DISTRIBUTION IN FIG 7 OF THE PAPER. 2091900300009 ENDBIB 7 0 2091900300010 NOCOMMON 0 0 2091900300011 DATA 3 1 2091900300012 EN DATA DATA-ERR 2091900300013 MEV MB MB 2091900300014 1.4100E+01 7.6000E+01 1.1000E+01 2091900300015 ENDDATA 3 0 2091900300016 ENDSUBENT 15 0 2091900399999 ENDENTRY 3 0 2091999999999