ENTRY O2025 20181112 O068O202500000001 SUBENT O2025001 20181112 O068O202500100001 BIB 11 50 O202500100002 TITLE Study of the N-13(d,n)O-14 reaction cross section and O202500100003 its astrophysical implications for the N-13 proton O202500100004 capture reaction. O202500100005 AUTHOR (P.Decrock, M.Gaelens, M.Huyse, G.Reusen, O202500100006 G.Vancraeynest, P.Van Duppen, J.Wauters, Th.Delbar, O202500100007 W.Galster, P.Leleux, I.Licot, E.Lienard, P.Lipnik, O202500100008 C.Michotte, J.Vervier, H.Oberhummer) O202500100009 INSTITUTE (2BLGLEU,2BLGLVN,2AUSTHV) O202500100010 REFERENCE (J,PR/C,48,2057,1993) - final publ. O202500100011 (J,PL/B,304,50,1993) - resonance parameters of O202500100012 N-13(p,gamma)O-14 obtained; prelim. N-13(d,n)O-14 O202500100013 cr.sect. O202500100014 (J,PRL,67,808,1991) - cr. sect., resonance parameters O202500100015 of N-13(p,gamma)O-14 obtained and experim.details O202500100016 REL-REF (M,F0562001,W.Galster+,J,PR/C,44,2776,1991) - O202500100017 The experimental techniques and methods of analysis O202500100018 FACILITY (CYCLO,2BLGLVN) Two accelerators: O202500100019 1. A 30-MeV proton cyclotron produces large quantitiesO202500100020 (2 x 10.**12 /s) of N-13 nuclei by the 13C(p,n)13N O202500100021 reaction O202500100022 2. second cyclotron brings 13N+ ions to the desired O202500100023 energy O202500100024 INC-SOURCE Radioactive N-13( T(1/2) = 9.96 min ) beam O202500100025 METHOD (SITA) O202500100026 Three experiments have been performed: O202500100027 (i) the measurement of the partial gamma-width of the O202500100028 N-13(p,gamma)O-14 resonance; O202500100029 (ii) the measurement of the resonance energy Er and O202500100030 total width; O202500100031 (iii) the determination of the spectroscopic factor S O202500100032 for the 13N(d,n)O-14 g.s. reaction to the O-16 groundO202500100033 state (g.s.). O202500100034 SAMPLE In these three experiments, O202500100035 for (i) and (ii)) or deuterated (for (iii)) O202500100036 polyethylene targets were used. O202500100037 (CH2)n was 100-200 mu-g/cm2 thick. O202500100038 (CD2)n was 50 and 300 mug/cm2 thick. O202500100039 DETECTOR (GELI) The gamma detection was carried out with two O202500100040 large volume Ge detectors, 70% and 90% efficiencies on O202500100041 the 1332 keV gamma-line of Co relative to a O202500100042 7.6 cm*7.6 cm NaI at a source to detector distance of O202500100043 25 cm. O202500100044 (SIBAR) A surface-barrier diode, positioned at 17.degr.O202500100045 with respect to the incident beam direction, detects O202500100046 the scattered 13N projectiles and the 13C and H recoilsO202500100047 (SI) two silicon detectors were mounted which recorded O202500100048 the scattered 13N and the recoiling deuterons. O202500100049 HISTORY (20120830C) sb O202500100050 (20181112A) SD: Ref. PL/B,304,50 was added. BIB was O202500100051 updated. Subents 003,004 were added. O202500100052 ENDBIB 50 0 O202500100053 NOCOMMON 0 0 O202500100054 ENDSUBENT 53 0 O202500199999 SUBENT O2025002 20181112 O068O202500200001 BIB 4 7 O202500200002 REACTION ((1-H-2(7-N-13,N)8-O-14,PAR,SIG)= O202500200003 (7-N-13(D,N)8-O-14,PAR,SIG)) O202500200004 ERR-ANALYS (DATA-ERR) The error bars on the data points contain O202500200005 the statistical uncertainty and the uncertainty on the O202500200006 detection efficiency at a gamma-ray energy of 2.3 MeV O202500200007 STATUS (CURVE).By CAJAD-fig.11 of Phys.Rev.C48(1993)2057 O202500200008 HISTORY (20181112A) SD: ERR-S -> DATA-ERR. O202500200009 ENDBIB 7 0 O202500200010 COMMON 1 3 O202500200011 E-LVL O202500200012 MEV O202500200013 0. O202500200014 ENDCOMMON 3 0 O202500200015 DATA 3 4 O202500200016 EN-CM DATA DATA-ERR O202500200017 MEV MB MB O202500200018 1.04 8.168 1.479 O202500200019 1.54 11.586 1.581 O202500200020 2.06 16.232 2.041 O202500200021 3.77 16.049 1.888 O202500200022 ENDDATA 6 0 O202500200023 ENDSUBENT 22 0 O202500299999 SUBENT O2025003 20181112 O068O202500300001 BIB 4 5 O202500300002 REACTION (7-N-13(P,G),,WID) O202500300003 ERR-ANALYS (ERR-S) Statistical error O202500300004 (ERR-SYS) Systematic error O202500300005 STATUS (TABLE) From text, p.52 of Phys.Lett.,B304(1993)50 O202500300006 HISTORY (20181112C) SD O202500300007 ENDBIB 5 0 O202500300008 NOCOMMON 0 0 O202500300009 DATA 6 1 O202500300010 EN-RES DATA ERR-S ERR-SYS SPIN J PARITY O202500300011 MEV EV EV EV NO-DIM NO-DIM O202500300012 0.545 3.3 0.7 0.6 1. -1. O202500300013 ENDDATA 3 0 O202500300014 ENDSUBENT 13 0 O202500399999 SUBENT O2025004 20181112 O068O202500400001 BIB 4 4 O202500400002 REACTION (7-N-13(P,TOT),,WID) O202500400003 ERR-ANALYS (DATA-ERR) Total error (no details) O202500400004 STATUS (TABLE) From text, p.52 of Phys.Lett.,B304(1993)50 O202500400005 HISTORY (20181112C) SD O202500400006 ENDBIB 4 0 O202500400007 NOCOMMON 0 0 O202500400008 DATA 4 1 O202500400009 EN-RES EN-ERR DATA DATA-ERR O202500400010 MEV MEV EV EV O202500400011 0.526 0.003 37.0 1.1 O202500400012 ENDDATA 3 0 O202500400013 ENDSUBENT 12 0 O202500499999 SUBENT O2025005 20181112 O068O202500500001 BIB 4 18 O202500500002 REACTION (1-H-1(7-N-13,G)8-O-14,PAR,SIG) O202500500003 ERR-ANALYS (ERR-T) The 28% experimental uncertainty results from O202500500004 the quadratic combination of the following O202500500005 contributions: O202500500006 (ERR-S) statistics error (85+-18 counts in the O202500500007 gamma-ray peak); O202500500008 (ERR-1) uncertainty for the full-energy gamma-ray O202500500009 detection efficiency; O202500500010 (ERR-2) uncertainty for the dead-time and pileup O202500500011 corrections; O202500500012 (ERR-3) uncertainty for the charged-particle detector O202500500013 solid angle; O202500500014 (ERR-4) uncertainty for the Rutherford cross section, O202500500015 mainly due to the uncertainty on the beam O202500500016 position on target, and hence on the scatteringO202500500017 angle of the 13N projectiles. O202500500018 STATUS (TABLE) From the abstract of Phys.Rev.Lett.,67(1991)808O202500500019 HISTORY (20181112C) SD O202500500020 ENDBIB 18 0 O202500500021 COMMON 6 3 O202500500022 E-LVL ERR-S ERR-1 ERR-2 ERR-3 ERR-4 O202500500023 MEV PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT O202500500024 0. 21. 15. 5. 3.5 9. O202500500025 ENDCOMMON 3 0 O202500500026 DATA 4 1 O202500500027 EN-MIN EN-MAX DATA ERR-T O202500500028 MEV MEV MB MB O202500500029 5.8 8.2 106. 30. O202500500030 ENDDATA 3 0 O202500500031 ENDSUBENT 30 0 O202500599999 SUBENT O2025006 20190211 O068O202500600001 BIB 5 10 O202500600002 REACTION 1(7-N-13(P,G)8-O-14,,SGV) O202500600003 2(7-N-13(P,G)8-O-14,,SGV) O202500600004 ANALYSIS 1 using 545 keV as resonance energy O202500600005 2 using 526 keV as resonance energy O202500600006 STATUS (TABLE) Tbl. IV of Phys.Rev.,C48(1993)2057 O202500600007 1(DEP,O2025003) using 545 keV as resonance energy O202500600008 2(DEP,O2025004) using 526 keV as resonance energy O202500600009 COMMENT S-factor was given only on fig.12 of O202500600010 Phys.Rev.,C48(1993)2057 O202500600011 HISTORY (20090820C) SD O202500600012 ENDBIB 10 0 O202500600013 NOCOMMON 0 0 O202500600014 DATA 3 24 O202500600015 KT DATA 1DATA 2 O202500600016 K9 CM3/S/MOL CM3/S/MOL O202500600017 0.05 4.62E-10 5.54E-10 O202500600018 0.06 4.78E-09 5.75E-09 O202500600019 0.07 3.11E-08 3.74E-08 O202500600020 0.08 1.46E-07 1.76E-07 O202500600021 0.09 5.38E-07 6.52E-07 O202500600022 0.1 1.66E-06 2.02E-06 O202500600023 0.2 1.19E-03 1.48E-03 O202500600024 0.3 3.65E-02 4.85E-02 O202500600025 0.4 5.46E-01 8.00E-01 O202500600026 0.5 4.98 7.24 O202500600027 0.6 25.2 35.2 O202500600028 0.7 82.1 110. O202500600029 0.8 198. 256. O202500600030 0.9 388. 490. O202500600031 1.0 658. 812. O202500600032 2.0 5.39E+03 601. O202500600033 3.0 8.58E+03 926. O202500600034 4.0 9.63E+03 10.2E+03 O202500600035 5.0 9.63E+03 10.1E+03 O202500600036 6.0 9.19E+03 9.60E+03 O202500600037 7.0 8.60E+03 8.96E+03 O202500600038 8.0 7.99E+03 8.30E+03 O202500600039 9.0 7.41E+03 7.68E+03 O202500600040 10.0 6.88E+03 7.12E+03 O202500600041 ENDDATA 26 0 O202500600042 ENDSUBENT 41 0 O202500699999 ENDENTRY 6 0 O202599999999