SUBENT 31411001 921203 20050926 0000 BIB 13 23 TITLE X-RAY SPECTROMETRY APPLIED TO 14 MEV NEUTRON REACTION CROSS SECTION MEASUREMENTS ON IRIDIUM. AUTHOR (A.REGGOUG,M.BERADDA) INSTITUTE (3MORMOH) REFERENCE (J,NIM/A,255,107,8704) FACILITY (CCW) 400 KEV SAMES GENERATOR. SAMPLE PURE NATURAL-IRIDIUM OXIDE SAMPLE, SANDWICHED BETWEEN CD FOILS. INC-SOURCE (D-T) DETECTOR (HPGE) METHOD (ACTIV) ANALYSIS (DECAY) THE CONTRIBUTION OF EACH HALF-LIFE TO AN X-RAY PEAK WAS EXTRACTED BY LINEAR OPTIMIZATION OF THE EXPERIMENTAL PEAK AREA DECAY WITH AN ANALYTICAL EX- PRESSION OF A MULTICOMPONENT DECAYING PEAK. THE CORRESPONDING ELECTRON-CAPTURE BRANCHING RATIOS AND INTERNAL CONVERSIONS AND THE FLUORESCENCE YIELDS OF THE X-RAYS, NOT GIVEN IN THE TEXT, WERE TAKEN FROM LITERATURE. ERR-ANALYS NO ERROR ANALYSIS GIVEN. STATUS DATA ARE FROM TABLE 4 OF NUCL. INSTR. AND METH. IN PHYS. RES., VOL. A225( 1987), PP. 107 - 114. HISTORY (921111C) HW ENDBIB 23 COMMON 2 3 EN EN-ERR MEV MEV 14.7 0.3 ENDCOMMON 3 ENDSUBENT 30 SUBENT 31411005 921203 20050926 0000 BIB 2 4 REACTION ((77-IR-191(N,2N)77-IR-190,,SIG)/ (77-IR-193(N,2N)77-IR-192-M1+G,,SIG)) 3 DECAY-DATA (77-IR-190-G,11.8YR,XR,61.49) OS-K-ALPHA2 (77-IR-192-G,74.D,XR,66.83) PT-K-ALPHA1 ENDBIB 4 NOCOMMON DATA 3 1 DATA ERR-S ERR-T NO-DIM NO-DIM NO-DIM 0.74 .03 .04 ENDDATA 3 ENDSUBENT 12