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Sökning: WFRF:(Kirsebom O.S.) > First Accurate Norm...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00007482naa a2200901 4500
001oai:research.chalmers.se:63e17d3b-1aad-4b66-92ca-1c28f990cd5d
003SwePub
008181027s2018 | |||||||||||000 ||eng|
024a https://research.chalmers.se/publication/5064812 URI
024a https://research.chalmers.se/publication/5057492 URI
024a https://doi.org/10.1103/PhysRevLett.121.1427012 DOI
040 a (SwePub)cth
041 a engb eng
042 9 SwePub
072 7a art2 swepub-publicationtype
072 7a ref2 swepub-contenttype
100a Kirsebom, O. S.u Århus Universitet,Aarhus University4 aut
2451 0a First Accurate Normalization of the β -delayed α Decay of N 16 and Implications for the C 12 (α,γ) O 16 Astrophysical Reaction Rate
264 1c 2018
338 a electronic2 rdacarrier
520 a Published by the American Physical Society. The C12(α,γ)O16 reaction plays a central role in astrophysics, but its cross section at energies relevant for astrophysical applications is only poorly constrained by laboratory data. The reduced α width, γ11, of the bound 1- level in O16 is particularly important to determine the cross section. The magnitude of γ11 is determined via sub-Coulomb α-transfer reactions or the β-delayed α decay of N16, but the latter approach is presently hampered by the lack of sufficiently precise data on the β-decay branching ratios. Here we report improved branching ratios for the bound 1- level [bβ,11=(5.02±0.10)×10-2] and for β-delayed α emission [bβα=(1.59±0.06)×10-5]. Our value for bβα is 33% larger than previously held, leading to a substantial increase in γ11. Our revised value for γ11 is in good agreement with the value obtained in α-transfer studies and the weighted average of the two gives a robust and precise determination of γ11, which provides significantly improved constraints on the C12(α,γ) cross section in the energy range relevant to hydrostatic He burning.
650 7a NATURVETENSKAPx Fysikx Acceleratorfysik och instrumentering0 (SwePub)103062 hsv//swe
650 7a NATURAL SCIENCESx Physical Sciencesx Accelerator Physics and Instrumentation0 (SwePub)103062 hsv//eng
650 7a NATURVETENSKAPx Fysikx Subatomär fysik0 (SwePub)103012 hsv//swe
650 7a NATURAL SCIENCESx Physical Sciencesx Subatomic Physics0 (SwePub)103012 hsv//eng
650 7a NATURVETENSKAPx Fysikx Atom- och molekylfysik och optik0 (SwePub)103022 hsv//swe
650 7a NATURAL SCIENCESx Physical Sciencesx Atom and Molecular Physics and Optics0 (SwePub)103022 hsv//eng
653 a Thermonuclear reactions
653 a Nuclear reactions
700a Tengblad, O.u CSIC - Instituto de Estructura de la Materia (IEM)4 aut
700a Lica, R.u Horia Hulubei National Institute for R&D in Physics and Nuclear Engineering,Organisation européenne pour la recherche nucléaire (CERN),European Organization for Nuclear Research (CERN)4 aut
700a Munch, M.u Århus Universitet,Aarhus University4 aut
700a Riisager, K.u Århus Universitet,Aarhus University4 aut
700a Fynbo, H. O. U.u Århus Universitet,Aarhus University4 aut
700a Borge, M.u CSIC - Instituto de Estructura de la Materia (IEM),Organisation européenne pour la recherche nucléaire (CERN),European Organization for Nuclear Research (CERN)4 aut
700a Madurga, M.u Organisation européenne pour la recherche nucléaire (CERN),European Organization for Nuclear Research (CERN)4 aut
700a Marroquin, I.u CSIC - Instituto de Estructura de la Materia (IEM)4 aut
700a Andreyev, A.u University of York,Japan Atomic Energy Agency4 aut
700a Berry, Tomu University of Surrey4 aut
700a Christensen, Esben R.u Århus Universitet,Aarhus University4 aut
700a Diaz Fernandez, Paloma,d 1983u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)paloma
700a Doherty, D. T.u University of York4 aut
700a Van Duppen, P.u Katholieke Universiteit Leuven4 aut
700a Fraile, L. M.u Universidad Complutense de Madrid,Complutense University4 aut
700a Gallardo, Mariano C.u Universidad Complutense de Madrid,Complutense University4 aut
700a Greenlees, P. T.u Jyväskylän Yliopisto,University of Jyväskylä,Helsingin Yliopisto,University of Helsinki4 aut
700a Harkness-Brennan, L. J.u University of Liverpool4 aut
700a Hubbard, Nicolasu University of York,Århus Universitet,Aarhus University4 aut
700a Huyse, M.u Katholieke Universiteit Leuven4 aut
700a Jensen, J. H.u Århus Universitet,Aarhus University4 aut
700a Johansson, Håkan T,d 1977u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)f96hajo
700a Jonson, Björn,d 1941u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)bjn
700a Judson, D. S.u University of Liverpool4 aut
700a Konki, J.u Jyväskylän Yliopisto,University of Jyväskylä,Helsingin Yliopisto,University of Helsinki,Organisation européenne pour la recherche nucléaire (CERN),European Organization for Nuclear Research (CERN)4 aut
700a Lazarus, I.u Daresbury Laboratory4 aut
700a Lund, M. V.u Århus Universitet,Aarhus University4 aut
700a Marginean, N.u Horia Hulubei National Institute for R&D in Physics and Nuclear Engineering4 aut
700a Marginean, R.u Horia Hulubei National Institute for R&D in Physics and Nuclear Engineering4 aut
700a Perea, A.u CSIC - Instituto de Estructura de la Materia (IEM)4 aut
700a Mihai, C.u Horia Hulubei National Institute for R&D in Physics and Nuclear Engineering4 aut
700a Negret, A.u Horia Hulubei National Institute for R&D in Physics and Nuclear Engineering4 aut
700a Page, R. D.u University of Liverpool4 aut
700a Pucknell, V.u Daresbury Laboratory4 aut
700a Rahkila, P.u Helsingin Yliopisto,University of Helsinki,Jyväskylän Yliopisto,University of Jyväskylä4 aut
700a Sorlin, Olivieru Organisation européenne pour la recherche nucléaire (CERN),European Organization for Nuclear Research (CERN),IN2P3 Institut National de Physique Nucleaire et de Physique des Particules4 aut
700a Sotty, C.u Horia Hulubei National Institute for R&D in Physics and Nuclear Engineering4 aut
700a Swartz, Jacobus A.u Århus Universitet,Aarhus University4 aut
700a Sørensen, H. B.u Århus Universitet,Aarhus University4 aut
700a Törnqvist, Hans,d 1985u Helmholtz Zentrum,Helmholtz Center,Technische Universität Darmstadt4 aut0 (Swepub:cth)tornqvih
700a Vedia, V.u Universidad Complutense de Madrid,Complutense University4 aut
700a Warr, N.u Universität zu Köln,University of Cologne4 aut
700a De Witte, H.u Katholieke Universiteit Leuven4 aut
710a Århus Universitetb CSIC - Instituto de Estructura de la Materia (IEM)4 org
773t Physical Review Lettersg 121:14q 121:14x 1079-7114x 0031-9007
856u https://research.chalmers.se/publication/506481/file/506481_Fulltext.pdfx primaryx freey FULLTEXT
8564 8u https://research.chalmers.se/publication/506481
8564 8u https://research.chalmers.se/publication/505749
8564 8u https://doi.org/10.1103/PhysRevLett.121.142701

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