/* 2006-11-22 File is generated by HENDEL. */ \\BIB,1[2; D#=D1741; TITLE=/ New isotope 233Am /; PURPOSE=/ To present first identification and decay properties of the new americium isotope, 233Am. /; ATH=(M.SAKAMA'1,2', T.TSUKADA'1', M.ASAI'1', S.ICHIKAWA'1', H.HABA'1', S.GOTO'1,3', Y.OURA'2', I.NISHINAKA'1', Y.NAGAME'1', M.SHIBATA'4', Y.KOJIMA'5', K.KAWADE'4', M.EBIHARA'2', H.NAKAHARA'2'); INST-ATH=(2JPNJAE'1', 2JPNTMU'2', 2JPNNII'3', 2JPNNAG'4', 2JPNHIR'5'); /* '1' Advanced Science Research Center */ /* '2' Department of Chemistry */ /* '3' Department of Chemistry */ /* '4' Department of Energy Engineering and Science */ /* '5' Applied Nuclear Physics, Faculty of Engineering */ REF=EPJ/A; VLP=9(2000)303; RCTS=233U(6LI,6*N)233AM; PHQS=(DATA'6', HALF-LIFE); /* '6' Decay curve */ \\EXP,1[2; /* 2002-01-22 : Compiled, Im + On. */ ENR=NAT; CHM=ELM; PHYS-FORM=SLD; THK-TGT=0.1MG/CM**2; BAC=AL; THK-BAC=0.9MG/CM**2; POL-TGT=0%; ALGN-TGT=0%; ACC=VDGT; INST-ACC=2JPNJAE; INC-ENGY-LAB=63MEV; DELTA-INC-ENGY-LAB=+-4MEV'7'; /* '7' on targets */ BEAM-INTNSTY=XMA'8'; /* '8' 300particle-nA */ CHRG-INC-ION=+3; POL-PRJ=0%; DET-PARTCL=ALPHA; COINC=(ALPHA,ALPHA); ANT-COINC=NO; DET-SYS=(SI'9',GE'10'); /* '9' To detect alpha-particle, detection efficiency is 83%, Si PIN-photodiodes(HAMAMATSU S3204-09), energy calibration was done by using 221Fr(Ealpha=6341keV), 217At(Ealpha=7067keV), 213Po(Ealpha=8376keV) */ /* '10' To detect X-rays following the electron-capture (EC) decay of 223Am, HPGe detector (LOAX, FWHM=0.66keV at 122keV gamma-ray) */ ANL=X'11'; /* '11' Alpha-Alpha correlation analysis using alpha-decay chain of 233Am followed by 229Np, 225Pa, 221Ac, 217Fr, 213At (See Fig.2 in reference) */ /* Experimental Method: - Coincidence (between two alpha particles) */ \\DATA,1[2; INC-ENGY-LAB=63MEV; DELTA-INC-ENGY-LAB=+-4MEV'12'; /* '12' on targets */ \\EXP,1; /* 2006-09-07 : Altered, At. Re-digitized */ RCT=233U(6LI,6*N)233AM; PHQ=DATA'13'; /* '13' Decay curve */ \\DATA,1; \DATA; TIME COUNTS DELTA-COUNTS (SEC) (NODIM) (NODIM) 5.630E+01 2.507E+01 +-5.078E+00 1.702E+02 2.402E+01 +-4.867E+00 2.833E+02 9.965E+00 +-3.177E+00 3.979E+02 6.988E+00 +-2.629E+00 \END; /* Fig.3-a, p304 in reference */ \\EXP,2; RCT=233U(6LI,6*N)233AM; PHQ=HALF-LIFE; \\DATA,2; \DATA; NUCL HALF-LIFE DELTA-HALF-LIFE ENGY'14' DELTA-ENGY'14' (NODIM) (MIN) (MIN) (KEV) (KEV) 233Am 3.2 +-0.8 6780 +-17 \END; /* Data taken from the sentences in p304. */ /* '14' alpha-particle energy */ \\END;