ENTRY E2814 20260116 E281400000001 SUBENT E2814001 20260116 20260228 E281400100001 BIB 10 24 E281400100002 TITLE Experimental determination of the resonance width and E281400100003 the branching ratio Gamma-p1 / Gamma-p0 for the E281400100004 19.40-MeV state in 8Be for studying the 7Be(n, p1)7Li* E281400100005 reaction relevant to the cosmological lithium problem E281400100006 AUTHOR (N.Iwasa, K.Ichimura, S.Ishikawa, M.Egeta, E281400100007 T.Haginouchi, S.Ishio, S.Matsue, S.Kubono, K.Nishio, E281400100008 K.Hirose, H.Makii, R.Orlandi, F.Suzaki, J.Smallcombe) E281400100009 INSTITUTE (2JPNTOH,2JPNIPC,2JPNTOK,2JPNJAE) E281400100010 REFERENCE (J,PR/C,112,035801,2025) E281400100011 PART-DET (D,P) E281400100012 SAMPLE - Chemical-form of target is . E281400100013 - Physical-form of target is solid. E281400100014 - Target-thickness is 0.187 mg/cm2. The target was E281400100015 tilted 45 degrees, resulting in an effective E281400100016 thickness of 0.264 mg/cm2. E281400100017 - Backing is carbon. E281400100018 - Backing-thickness is 0.03 mg/cm2. E281400100019 (3-LI-7,ENR=0.994) E281400100020 METHOD (EDE) E281400100021 FACILITY (VDG,2JPNJAE) Tandem accelerator E281400100022 DETECTOR (MAGSP) E281400100023 (SCIN) E281400100024 (SISD) E281400100025 HISTORY (20251218C) Y. O. E281400100026 ENDBIB 24 0 E281400100027 COMMON 1 3 E281400100028 EN E281400100029 MEV E281400100030 28. E281400100031 ENDCOMMON 3 0 E281400100032 ENDSUBENT 31 0 E281400199999 SUBENT E2814002 20260116 20260228 E281400200001 BIB 6 11 E281400200002 REACTION (3-LI-7(HE3,P+D)3-LI-7,ISP,DA/DA/DE,P/D/BE8) E281400200003 ANG-SEC (ANG1-CM,P) E281400200004 proton emission angle in the rest frame of 8Be E281400200005 (ANG2-CM,D) E281400200006 EN-SEC (E-EXC,4-BE-8) E281400200007 (E-LVL,3-LI-7) E281400200008 LEVEL-PROP (3-LI-7,E-LVL=0.,SPIN=1.5,PARITY=-1.) E281400200009 ERR-ANALYS (DATA-ERR) No information on source of uncertainties E281400200010 STATUS (TABLE,,N.Iwasa+,J,PR/C,112,035801,2025) Table 1 in E281400200011 Supplemental E281400200012 material E281400200013 ENDBIB 11 0 E281400200014 COMMON 4 3 E281400200015 E-LVL E-EXC-MIN E-EXC-MAX ANG2-CM E281400200016 MEV MEV MEV ADEG E281400200017 0. 18.875 18.925 0. E281400200018 ENDCOMMON 3 0 E281400200019 DATA 3 9 E281400200020 ANG1-CM DATA-CM DATA-ERR E281400200021 ADEG MUB/SR2MEV MUB/SR2MEV E281400200022 58.1 3565. 357. E281400200023 67.3 3576. 358. E281400200024 76.1 4058. 406. E281400200025 97.9 3972. 397. E281400200026 107.6 4429. 443. E281400200027 116.7 4778. 478. E281400200028 140.6 4683. 469. E281400200029 148.8 3561. 356. E281400200030 155.3 4697. 470. E281400200031 ENDDATA 11 0 E281400200032 ENDSUBENT 31 0 E281400299999 SUBENT E2814003 20260116 20260228 E281400300001 BIB 6 11 E281400300002 REACTION (3-LI-7(HE3,P+D)3-LI-7,ISP,DA/DA/DE,P/D/BE8) E281400300003 ANG-SEC (ANG1-CM,P) E281400300004 proton emission angle in the rest frame of 8Be E281400300005 (ANG2-CM,D) E281400300006 EN-SEC (E-EXC,4-BE-8) E281400300007 (E-LVL,3-LI-7) E281400300008 LEVEL-PROP (3-LI-7,E-LVL=0.478,SPIN=0.5,PARITY=-1.) E281400300009 ERR-ANALYS (DATA-ERR) No information on source of uncertainties E281400300010 STATUS (TABLE,,N.Iwasa+,J,PR/C,112,035801,2025) Table 2 in E281400300011 Supplemental E281400300012 material E281400300013 ENDBIB 11 0 E281400300014 COMMON 4 3 E281400300015 E-LVL E-EXC-MIN E-EXC-MAX ANG2-CM E281400300016 MEV MEV MEV ADEG E281400300017 0.478 18.875 18.925 0. E281400300018 ENDCOMMON 3 0 E281400300019 DATA 3 9 E281400300020 ANG1-CM DATA-CM DATA-ERR E281400300021 ADEG MUB/SR2MEV MUB/SR2MEV E281400300022 58.1 504. 51. E281400300023 67.3 425. 43. E281400300024 76.1 493. 50. E281400300025 97.9 523. 53. E281400300026 107.6 568. 57. E281400300027 116.7 436. 44. E281400300028 140.6 509. 52. E281400300029 148.8 355. 37. E281400300030 155.2 448. 46. E281400300031 ENDDATA 11 0 E281400300032 ENDSUBENT 31 0 E281400399999 SUBENT E2814004 20260116 20260228 E281400400001 BIB 6 11 E281400400002 REACTION (3-LI-7(HE3,P+D)3-LI-7,ISP,DA/DA/DE,P/D/BE8) E281400400003 ANG-SEC (ANG1-CM,P) E281400400004 proton emission angle in the rest frame of 8Be E281400400005 (ANG2-CM,D) E281400400006 EN-SEC (E-EXC,4-BE-8) E281400400007 (E-LVL,3-LI-7) E281400400008 LEVEL-PROP (3-LI-7,E-LVL=0.,SPIN=1.5,PARITY=-1.) E281400400009 ERR-ANALYS (DATA-ERR) No information on source of uncertainties E281400400010 STATUS (TABLE,,N.Iwasa+,J,PR/C,112,035801,2025) Table 3 in E281400400011 Supplemental E281400400012 material E281400400013 ENDBIB 11 0 E281400400014 COMMON 4 3 E281400400015 E-LVL E-EXC-MIN E-EXC-MAX ANG2-CM E281400400016 MEV MEV MEV ADEG E281400400017 0. 19.325 19.375 0. E281400400018 ENDCOMMON 3 0 E281400400019 DATA 3 9 E281400400020 ANG1-CM DATA-CM DATA-ERR E281400400021 ADEG MUB/SR2MEV MUB/SR2MEV E281400400022 57.2 1276. 128. E281400400023 66.3 1546. 155. E281400400024 74.9 1676. 168. E281400400025 96.6 1636. 164. E281400400026 106.3 1901. 190. E281400400027 115.5 1936. 194. E281400400028 139.5 2544. 255. E281400400029 147.8 2105. 211. E281400400030 154.6 3096. 310. E281400400031 ENDDATA 11 0 E281400400032 ENDSUBENT 31 0 E281400499999 SUBENT E2814005 20260116 20260228 E281400500001 BIB 6 11 E281400500002 REACTION (3-LI-7(HE3,P+D)3-LI-7,ISP,DA/DA/DE,P/D/BE8) E281400500003 ANG-SEC (ANG1-CM,P) E281400500004 proton emission angle in the rest frame of 8Be E281400500005 (ANG2-CM,D) E281400500006 EN-SEC (E-EXC,4-BE-8) E281400500007 (E-LVL,3-LI-7) E281400500008 LEVEL-PROP (3-LI-7,E-LVL=0.478,SPIN=0.5,PARITY=-1.) E281400500009 ERR-ANALYS (DATA-ERR) No information on source of uncertainties E281400500010 STATUS (TABLE,,N.Iwasa+,J,PR/C,112,035801,2025) Table 4 in E281400500011 Supplemental E281400500012 material E281400500013 ENDBIB 11 0 E281400500014 COMMON 4 3 E281400500015 E-LVL E-EXC-MIN E-EXC-MAX ANG2-CM E281400500016 MEV MEV MEV ADEG E281400500017 0.478 19.325 19.375 0. E281400500018 ENDCOMMON 3 0 E281400500019 DATA 3 9 E281400500020 ANG1-CM DATA-CM DATA-ERR E281400500021 ADEG MUB/SR2MEV MUB/SR2MEV E281400500022 57.2 258. 27. E281400500023 66.3 357. 36. E281400500024 74.9 326. 34. E281400500025 96.6 376. 38. E281400500026 106.3 353. 36. E281400500027 115.5 324. 34. E281400500028 139.5 233. 25. E281400500029 147.8 181. 21. E281400500030 154.6 191. 22. E281400500031 ENDDATA 11 0 E281400500032 ENDSUBENT 31 0 E281400599999 ENDENTRY 5 0 E281499999999