ENTRY E1932 20080904 E054E193200000001 SUBENT E1932001 20080904 E054E193200100001 BIB 11 43 E193200100002 TITLE In-beam gamma-ray spectroscopy of neutron-rich boron E193200100003 isotopes 15,17B via inelastic scattering on 12C E193200100004 AUTHOR (Y.Kondo, T.Nakamura, N.Aoi, H.Baba, D.Bazin, N.Fukuda,E193200100005 T.Gomi, H.Hasegawa, N.Imai, M.Ishihara, T.Kobayashi, E193200100006 T.Kubo, M.Miura, T.Motobayashi, A.Saito, H.Sakurai, E193200100007 S.Shimoura, T.Sugimoto, K.Watanabe, Y.X.Watanabe, E193200100008 T.Yakushiji, Y.Yanagisawa, K.Yoneda) E193200100009 INSTITUTE (2JPNTIT) Department of Physics E193200100010 (2JPNIPC) E193200100011 (2JPNTOK) Center for Nuclear Study (CNS) E193200100012 (1USAMSU) National Superconducting Cyclotron E193200100013 Laboratory E193200100014 (2JPNYOK) Department of Physics E193200100015 (2JPNTOH) Department of Physics E193200100016 (2JPNTOK) Department of Physics E193200100017 (2JPNKEK) E193200100018 REFERENCE (J,PR/C,71,(4),044611,200504) E193200100019 SAMPLE - Chemical-form of target is element. E193200100020 - Physical-form of target is solid. E193200100021 - Target-thickness is 377 mg/cm**2. E193200100022 METHOD The momentum vector of the outgoing particles was E193200100023 reconstructed from tracking analysis. E193200100024 (TOF) For outgoing boron isotopes. E193200100025 (EDE) For outgoing boron isotopes. E193200100026 FACILITY (CYCLO,2JPNIPC) 22Ne beam at 110 MeV/nucleon bombarded E193200100027 a primary Be target of thickness 1.1 E193200100028 g/cm**2 to produce the secondary 15B E193200100029 and 17B beams. E193200100030 (PRJFS,2JPNIPC) RIKEN Projectile Fragment Separator E193200100031 (RIPS) E193200100032 DETECTOR (MAGSP) To analyze outgoing boron isotopes E193200100033 (BPAIR) E193200100034 (NAICR) To detect deexcitation gamma rays using about E193200100035 a half-set of the DALI system [T. Motobayashi E193200100036 et al., Phys. Lett. B346(1995)9] E193200100037 ERR-ANALYS (ERR-1) Due to the gamma-ray detection efficiency E193200100038 which has been evaluated from the difference E193200100039 between the simulation and the measurement E193200100040 using the 22Na, 60Co, and 137Cs gamma sources. E193200100041 ADD-RES (COMP) DWBA (Distorted wave Born approximation) (Using E193200100042 the code ECIS97 [J. Raynal, Coupled channel E193200100043 code ECIS97 (unpublished)].) E193200100044 HISTORY (20050728C) Kc + On E193200100045 ENDBIB 43 0 E193200100046 COMMON 1 3 E193200100047 ERR-1 E193200100048 PER-CENT E193200100049 16. E193200100050 ENDCOMMON 3 0 E193200100051 ENDSUBENT 50 0 E193200199999 SUBENT E1932002 20080903 E054E193200200001 BIB 10 15 E193200200002 REACTION (6-C-12(5-B-17,INL)6-C-12,PAR,DA) E193200200003 PART-DET (G) 1.07 MeV prompt gamma of 17B, 1.07 MeV prompt E193200200004 gamma of 17 B E193200200005 (5-B-17) E193200200006 EN-SEC ANG-CM is polar angle between beam and 17B in center E193200200007 of mass system E193200200008 (E-LVL,5-B-17) E193200200009 LEVEL-PROP (5-B-17,E-LVL=1.07,SPIN=2.5,PARITY=-1.) E193200200010 INC-SOURCE Beam intensity is 820 PPS. E193200200011 INC-SPECT EN: Average kinetic energy at the middle of target E193200200012 METHOD (COINC) Detect 17B and prompt gamma in coincidence. E193200200013 ERR-ANALYS (ERR-S) Statistical uncertainty E193200200014 STATUS (TABLE) Data (Fig.4, p044611-4 in reference) received E193200200015 from Y. Kondo by e-mail (2005.06.30) E193200200016 HISTORY (20071231U) On. N1 of BIB corrected E193200200017 ENDBIB 15 0 E193200200018 COMMON 4 3 E193200200019 EN E-LVL E-LVL-ERR ANG-RSL E193200200020 MEV/A MEV MEV ADEG E193200200021 72. 1.07 0.01 1.52 E193200200022 ENDCOMMON 3 0 E193200200023 DATA 3 19 E193200200024 ANG-CM DATA-CM ERR-S E193200200025 ADEG MB/SR MB/SR E193200200026 0.7500000 604.3183 366.1728 E193200200027 1.250000 806.1691 166.6320 E193200200028 1.750000 745.7422 39.76178 E193200200029 2.250000 589.6937 118.2959 E193200200030 2.750000 342.4283 50.84863 E193200200031 3.250000 267.4374 38.37714 E193200200032 3.750000 246.2981 33.27595 E193200200033 4.250000 172.6050 30.01106 E193200200034 4.750000 167.1158 27.34696 E193200200035 5.250000 71.29372 21.21012 E193200200036 5.750000 76.13354 19.55217 E193200200037 6.250000 36.08989 14.02882 E193200200038 6.750000 20.25480 14.78790 E193200200039 7.250000 53.07612 14.96983 E193200200040 7.750000 34.26053 19.54967 E193200200041 8.250000 2.054728 19.22268 E193200200042 8.750000 9.322991 12.57411 E193200200043 9.250000 3.529269 18.63997 E193200200044 9.750000 4.824896 206.4775 E193200200045 ENDDATA 21 0 E193200200046 ENDSUBENT 45 0 E193200299999 SUBENT E1932003 20080903 E054E193200300001 BIB 10 21 E193200300002 REACTION (6-C-12(5-B-15,INL)6-C-12,PAR,DA) E193200300003 Effective cross section defined by the yield of the E193200300004 detected gamma-ray and the effective efficiency E193200300005 obtained by simulation (See Eq. 5 of the reference) E193200300006 PART-DET (G) 1.35 MeV prompt gamma of 15B, Doublet of two 15B E193200300007 deexcitation gamma lines 1.30+-0.04 MeV (1st to E193200300008 g.s.) and 1.41+-0.02 MeV (2nd to 1st) could not be E193200300009 separated due to the low statistics. E193200300010 (5-B-15) E193200300011 EN-SEC ANG-CM is polar angle between beam and 15B in center E193200300012 of mass system E193200300013 (E-LVL,5-B-15) E193200300014 INC-SOURCE Beam intensity is 12000 PPS. E193200300015 INC-SPECT EN: Average kinetic energy at the middle of target E193200300016 METHOD (COINC) Detect 15B and prompt gamma in coincidence. E193200300017 ERR-ANALYS (ERR-S) Statistical uncertainty E193200300018 COMMENT 2 gamma-lines 1.30(4) and 1.41(2) are observed in E193200300019 12C(17B,15B*) in this work. E193200300020 STATUS (TABLE) Data (Fig.7, p044611-7 in reference) received E193200300021 from Y. Kondo by e-mail (2005.06.30) E193200300022 HISTORY (20071231U) On. N1 of BIB corrected E193200300023 ENDBIB 21 0 E193200300024 COMMON 4 3 E193200300025 EN E-LVL E-LVL ANG-RSL E193200300026 MEV/A MEV MEV ADEG E193200300027 72. 1.30 2.71 1.44 E193200300028 ENDCOMMON 3 0 E193200300029 DATA 3 19 E193200300030 ANG-CM DATA-CM ERR-S E193200300031 ADEG MB/SR MB/SR E193200300032 0.7500000 680.5435 520.0280 E193200300033 1.250000 723.2661 243.9240 E193200300034 1.750000 979.7197 161.3323 E193200300035 2.250000 735.7481 164.3014 E193200300036 2.750000 838.1882 417.2768 E193200300037 3.250000 444.9529 100.2425 E193200300038 3.750000 373.2469 88.86176 E193200300039 4.250000 169.5277 56.88166 E193200300040 4.750000 165.6147 53.08438 E193200300041 5.250000 194.5213 55.74784 E193200300042 5.750000 171.1736 49.53484 E193200300043 6.250000 171.1513 48.37786 E193200300044 6.750000 88.21300 36.18578 E193200300045 7.250000 92.15921 35.21562 E193200300046 7.750000 74.56228 38.82680 E193200300047 8.250000 89.47507 42.28251 E193200300048 8.750000 63.69012 37.54509 E193200300049 9.250000 69.21046 60.74707 E193200300050 9.750000 61.31623 92.42928 E193200300051 ENDDATA 21 0 E193200300052 ENDSUBENT 51 0 E193200399999 SUBENT E1932004 20080903 E054E193200400001 BIB 12 19 E193200400002 REACTION (6-C-12(5-B-17,INL)6-C-12,PAR,IPA) E193200400003 PART-DET (G) 1.07 MeV prompt gamma of 17B, 1.07 MeV prompt E193200400004 gamma of 17 B E193200400005 (5-B-17) E193200400006 EN-SEC ANG-CM is polar angle between beam and 17B in center E193200400007 of mass system E193200400008 (E-LVL,5-B-17) E193200400009 LEVEL-PROP (5-B-17,E-LVL=1.07,SPIN=2.5,PARITY=-1.) E193200400010 MISC-COL (MISC) Quadrupole deformation length delta (fm) = E193200400011 deformation parmeter (beta) * nuclear radius, E193200400012 obtained by using Coupled-Channel calculation E193200400013 INC-SOURCE Beam intensity is 820 PPS. E193200400014 INC-SPECT EN: Average kinetic energy at the middle of target E193200400015 METHOD (COINC) Detect 17B and prompt gamma in coincidence. E193200400016 ERR-ANALYS (ERR-T) Total uncertainty E193200400017 ADD-RES (COMP) Shell model (For quadrupole deformation length) E193200400018 STATUS (TABLE) Taken from Table III, p044611-5 in reference E193200400019 HISTORY (20071231U) On. N1 of BIB corrected E193200400020 (20080903D) Ty. 1.20, 0.08 in DATA section deleted E193200400021 ENDBIB 19 0 E193200400022 COMMON 5 3 E193200400023 ANG-CM-MAX E-LVL E-LVL-ERR MISC MISC-ERR E193200400024 ADEG MEV MEV FERMI FERMI E193200400025 10. 1.07 0.01 1.2 0.08 E193200400026 ENDCOMMON 3 0 E193200400027 DATA 3 1 E193200400028 EN DATA ERR-T E193200400029 MEV/A MB MB E193200400030 72. 11.8 2.5 E193200400031 ENDDATA 3 0 E193200400032 ENDSUBENT 31 0 E193200499999 SUBENT E1932005 20080903 E054E193200500001 BIB 13 28 E193200500002 REACTION (6-C-12(5-B-15,INL)6-C-12,PAR,IPA) E193200500003 Effective cross section is defined by the yield of the E193200500004 detected gamma-rays and the effective efficiency E193200500005 obtained by the simulation. E193200500006 PART-DET (G) 1.35 MeV prompt gamma of 15B, Doublet of two 15B E193200500007 deexcitation gamma lines 1.30+-0.04 MeV (1st to E193200500008 g.s.) and 1.41+-0.02 MeV (2nd to 1st) could not be E193200500009 separated due to the low statistics. E193200500010 (5-B-15) E193200500011 EN-SEC ANG-CM is polar angle between beam and 15B in center E193200500012 of mass system E193200500013 (E-LVL,5-B-15) E193200500014 LEVEL-PROP ((1.)5-B-15,E-LVL=1.30,SPIN=2.5,PARITY=-1.) E193200500015 ((2.)5-B-15,E-LVL=2.71,SPIN=3.5,PARITY=-1.) E193200500016 MISC-COL (MISC) Quadrupole deformation length delta (fm) = E193200500017 deformation parmeter (beta) * nuclear radius, E193200500018 obtained by using Coupled-Channel calculation E193200500019 INC-SOURCE Beam intensity is 12000 PPS. E193200500020 INC-SPECT EN: Average kinetic energy at the middle of target E193200500021 METHOD (COINC) Detect 15B and prompt gamma in coincidence. E193200500022 ERR-ANALYS (ERR-T) Total uncertainty E193200500023 ADD-RES (COMP) Shell model (For quadrupole deformation length) E193200500024 COMMENT 2 gamma-lines 1.30(4) and 1.41(2) are observed in E193200500025 12C(17B,15B*) in this work. E193200500026 STATUS (TABLE) Taken from Table III, p044611-5 in reference E193200500027 HISTORY (20071231U) On. N1 of BIB corrected E193200500028 (20080903A) Ty. EN-SEC: 6-C-12 -> 5-B-15 and E-EXC -> E193200500029 E-LVL E193200500030 ENDBIB 28 0 E193200500031 COMMON 3 3 E193200500032 ANG-CM-MAX MISC MISC-ERR E193200500033 ADEG FERMI FERMI E193200500034 10. 1.17 0.12 E193200500035 ENDCOMMON 3 0 E193200500036 DATA 5 2 E193200500037 EN E-LVL DATA ERR-T LVL-FLAG E193200500038 MEV/A MEV MB MB NO-DIM E193200500039 72. 1.30 7.4 3.7 1. E193200500040 72. 2.71 6.3 2.1 2. E193200500041 ENDDATA 4 0 E193200500042 ENDSUBENT 41 0 E193200599999 ENDENTRY 5 0 E193299999999