PULSE SHAPE-ANALYZER FOR THE MULTIPLE PHOSWICH DETECTOR ON THE LAPEX EXPERIMENT

被引:3
作者
FRONTERA, F
DALFIUME, D
POULSEN, JM
TAIOCCHI, GF
BASILI, A
SILVESTRI, S
机构
[1] TAKES SDF,BERGAMO,ITALY
[2] UNIV FERRARA,DIPARTIMENTO FIS,I-44100 FERRARA,ITALY
关键词
D O I
10.1016/0168-9002(93)91065-U
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A simple high performance pulse shape analyzer has been developed for the astronomical hard X-ray (20-300 keV) experiment LAPEX. The telescope makes use of 16 phoswich detectors of NaI(Tl)/CsI(Na) scintillator crystals. The pulse shape analyzer is based on 16 pairs of shaping amplifiers - one pair for each detector - and one digital electronic chain for calculation of an amplitude ratio, the pulse shape parameter. We describe the mathematical basis of the pulse shape analyser and the functions of its main circuit blocks. Both laboratory and in-flight data demonstrating the good performance of the circuits are presented.
引用
收藏
页码:589 / 597
页数:9
相关论文
共 10 条
[1]   VERSATILE PULSE SHAPE DISCRIMINATOR FOR CHARGED-PARTICLE SEPARATION AND ITS APPLICATION TO FAST-NEUTRON TIME-OF-FLIGHT SPECTROSCOPY [J].
ADAMS, JM ;
WHITE, G .
NUCLEAR INSTRUMENTS & METHODS, 1978, 156 (03) :459-476
[2]   INVESTIGATION OF PULSE SHAPE ANALYZERS FOR PHOSWICH DETECTORS IN SPACE-BORNE HARD X-RAY EXPERIMENTS [J].
BLEEKER, JAM ;
OVERTOOM, JM .
NUCLEAR INSTRUMENTS & METHODS, 1979, 167 (03) :505-513
[3]   A NEW METHOD FOR ANALOG TO DIGITAL CONVERSION [J].
COTTINI, C ;
GATTI, E ;
SVELTO, V .
NUCLEAR INSTRUMENTS & METHODS, 1963, 24 (02) :241-242
[4]   THE LAPEX EXPERIMENT FOR OBSERVATION OF THE SUPERNOVA SN-1987A IN HARD X-RAYS [J].
FRONTERA, F ;
BASILI, A ;
DALFIUME, D ;
FRANCESCHINI, T ;
LANDINI, G ;
MORELLI, E ;
POULSEN, JM ;
SILVESTRI, S ;
COSTA, E ;
CARDINI, D ;
EMANUELE, A ;
RUBINI, A .
NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA C-GEOPHYSICS AND SPACE PHYSICS, 1990, 13 (02) :437-444
[5]   PERFORMANCE OF DIFFERENT PHOSWICH CONFIGURATIONS IN A BALLOON FLIGHT EXPERIMENT [J].
FRONTERA, F ;
CATANI, O ;
COSTA, E ;
DALFIUME, D ;
LANDINI, G ;
MORELLI, E ;
RUBINI, A ;
SILVESTRI, S ;
SPADA, G ;
TRIFOGLIO, M .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1985, 235 (03) :573-581
[6]  
FRONTERA F, 1988, AIP C P, V1700, P451
[7]  
GATTI E, 1970, ENERG NUCL-MILAN, V17, P34
[8]   A MIXER UNIT FOR DATA ACQUISITION [J].
GUAZZONI, P ;
TAIOCCHI, G ;
ZETTA, L .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1991, 305 (02) :442-448
[9]  
KNOLL GF, 1989, RAD DETECTION MEASUR, P646
[10]  
SHOFFNER BM, 1972, IEEE T NUCL SCI, V19, P2