/*===================================================================*/ /* NRDF D2003 Data No.3 */ /*===================================================================*/ /* Bibliography */ /*===================================================================*/ \\BIB,3; D#=D2003; TITLE=/ Photodisintegration of 9Be with laser-induced Compton backscattered gamma rays /; ATH=(H.UTSUNOMIYA'1', Y.YONEZAWA'1', H.AKIMUNE'1', T.YAMAGATA'1', M.OHTA'1', M.FUJISHIRO'2', H.TOYOKAWA'3', H.OHGAKI'3'); INST-ATH=(2JPNKON'1', 2JPNJPN'2', 2JPNETL'3'); /* '1' Department of Physics */ /* '2' Osaka Prefecture University, Sakai */ /* '3' Quantum Radiation Division */ REF=PR/C; VLP=63(2001)018801; /* Secondary reference - Utsunomiya, Private communication(2007) RCTS=(9BE(GAMMA,N)8BE, 9BE(GAMMA,), 9BE(GAMMA,GAMMA)9BE, 9BE(GAMMA,N)); PHQS=(XSECTN, REDUCED-WDTH); /*===================================================================*/ /* Experimental Conditions */ /*===================================================================*/ \\EXP,3; /* 2007-01-09 : Recieved, On. Received by e-mail from A.Makinaga /* 2007-01-12 : Compiled, On */ ENR=99.5%; CHM=ELM; PHYS-FORM=SLD; THK-TGT=XMG/CM**2'4'; /* '4' 4 cm */ POL-TGT=0%; ALGN-TGT=0%; ACC='5'; /* '5' To store electron beam at 316 to 587 MeV */ INST-ACC=2JPNETL'6'; /* '6' Electron storage ring TERAS */ POL-PRJ=0%; ION-SOURCE=/ Laser compton scattering photons (lambda=1053 nm (1.2 eV) laser photons used) /; DET-PARTCL=N; COINC=NO; ANT-COINC=NO; DET-SYS=(BF3'7',BGO'8'); /* '7' To measure neutrons */ /* '8' To detect LC photons */ /* Decay channel was assumed to be n+8Be. */ /* Flux correction near neutron threshold of 8Be+n is not included. */ /* Related references - common, none, J(Nucl)120. . See also EXFOR commo.n. - Compared with the present result, none, J(Zeit)326. . See also EXFOR 441.. RCT=(9BE(GAMMA,), 9BE(GAMMA,GAMMA)9BE, 9BE(GAMMA,N)); RTY=ELA-SCATT; PHQ=REDUCED-WDTH; /* Additional results shown but not compiled - B(E1) = 0.107+-0.007 (e**2 fm**2) and 0.039+-0.002 (e**2 fm**2) for 1/2+ and 5/2+ states. /* Analysis: - Er and Gamma(n) were deduced from least squares fit, while Gamma(gamma) was deduced from energy-integrated cross section. /*===================================================================*/ /* Descriptive Parameters */ /*===================================================================*/ \\DATA,3; /*===================================================================*/ /* Data Table */ /*===================================================================*/ \DATA; SPIN PTY RESN-ENGY DELTA-RESN-ENGY'16' WDTH'17' DELTA-WDTH'17,18' WDTH'19' DELTA-WDTH'19,20' (NODIM) (NODIM) (MEV) (MEV) (MEV) (MEV) (MEV) (MEV) 0.5 1 1.748 +-0.01 X +-X 283 +-42 2.5 -1 2.43 +-X 0.049 +-0.012 X +-X 2.5 1 3.082 +-0.012 X +-X 533 +-19 \END; /*===================================================================*/ |