ENTRY E1644 20070514 E043E164400000001 SUBENT E1644001 20070514 E043E164400100001 BIB 12 36 E164400100002 TITLE Measurement of the 8Li(alpha,n)11B reaction cross E164400100003 section at energies of astrophysical interest E164400100004 AUTHOR (R.N.Boyd, I.Tanihata, N.Inabe, T.Kubo, T.Nakagawa, E164400100005 T.Suzuki, M.Yonokura, X.X.Bai, K.Kimura, S.Kubono, E164400100006 S.Shimoura, H.S.Xu, D.Hirata) E164400100007 INSTITUTE (2JPNIPC) E164400100008 (1USAOSU) Department of Physics and Department of E164400100009 Astronomy E164400100010 (3CPRAEP) E164400100011 (2JPNKYU) Faculty of Science E164400100012 (2JPNTOK) Institute for Nuclear Study E164400100013 (2JPNTOK) Faculty of Science E164400100014 (3CPRIMP) E164400100015 (3BZLBZL) Instituto de Estudos Avancados - Centro E164400100016 Tecnico Aeroespacial, Sao Jose das Campos, E164400100017 Sao Paulo E164400100018 REFERENCE (J,PRL,68,(9),1283,199203) E164400100019 PART-DET (5-B-11) E164400100020 INC-SOURCE Beam intensity is 1000 PPS. E164400100021 SAMPLE - Chemical-form of target is element. with a 3% E164400100022 admixture of butane (to speed up the signals) E164400100023 - Physical-form of target is gas. E164400100024 FACILITY (PRJFS,2JPNIPC) RIKEN projectile fragment separator E164400100025 (RIPS) [T. Kubo et al., in Proceedings E164400100026 of the First International Conference E164400100027 on Radioactive Nuclear Beams, edited E164400100028 by W.D. Myers, J.M. Nitschke, and E.B. E164400100029 Norman (World Scientific, Singapore, E164400100030 1990), p563]. E164400100031 ANALYSIS 8Li beam and alpha gas target were used in E164400100032 experimental set up. E164400100033 DETECTOR (IOCH) MUltiple Sampling Ionization Chamber (MUSIC) E164400100034 [K. Kimura et al., Nucl. Instrum. Methods Phys. E164400100035 Res., A297(1990)190]. E164400100036 ERR-ANALYS (ERR-S) Statistical uncertainty E164400100037 HISTORY (20030820T) Am + On. Data converted from NRDF D1644 E164400100038 ENDBIB 36 0 E164400100039 COMMON 1 3 E164400100040 ERR-S E164400100041 PER-CENT E164400100042 15. E164400100043 ENDCOMMON 3 0 E164400100044 ENDSUBENT 43 0 E164400199999 SUBENT E1644002 20070514 E043E164400200001 BIB 5 10 E164400200002 REL-REF (D,F0076002,T.Paradellis+,J,ZP/A,337,(2),211,1990) E164400200003 8Li(alpha,n)11B(g.s) cross section was obtained by E164400200004 using inverse reaction. The reaction cross section to E164400200005 all allowed 11B states (present work) was found to be E164400200006 larger than that to just the 11B ground states (this E164400200007 related reference) by about a factor of 5. E164400200008 REACTION (2-HE-4(3-LI-8,N)5-B-11,,SIG) E164400200009 ERR-ANALYS (DATA-ERR) No information on source of uncertainties E164400200010 STATUS (CURVE) Data scanned from Fig.2, p1286 in reference E164400200011 HISTORY (20061127A) At. Re-digitized E164400200012 ENDBIB 10 0 E164400200013 NOCOMMON 0 0 E164400200014 DATA 3 19 E164400200015 EN-CM DATA DATA-ERR E164400200016 MEV MB MB E164400200017 1.599E+00 3.818E+02 1.022E+02 E164400200018 1.962E+00 5.125E+02 1.259E+02 E164400200019 2.200E+00 5.184E+02 1.259E+02 E164400200020 2.427E+00 5.315E+02 1.057E+02 E164400200021 2.733E+00 4.638E+02 9.504E+01 E164400200022 2.949E+00 4.139E+02 1.022E+02 E164400200023 3.244E+00 4.792E+02 9.623E+01 E164400200024 3.527E+00 3.747E+02 8.554E+01 E164400200025 3.777E+00 2.784E+02 7.128E+01 E164400200026 4.049E+00 4.246E+02 8.792E+01 E164400200027 4.314E+00 4.161E+02 8.453E+01 E164400200028 4.593E+00 2.749E+02 7.128E+01 E164400200029 4.832E+00 3.367E+02 7.722E+01 E164400200030 5.127E+00 3.046E+02 7.485E+01 E164400200031 5.376E+00 1.311E+02 5.465E+01 E164400200032 5.626E+00 1.929E+02 5.227E+01 E164400200033 5.898E+00 9.666E+01 4.039E+01 E164400200034 6.193E+00 1.858E+02 7.722E+01 E164400200035 6.436E+00 1.625E+02 6.817E+01 E164400200036 ENDDATA 21 0 E164400200037 ENDSUBENT 36 0 E164400299999 ENDENTRY 2 0 E164499999999