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LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00005269naa a22010573a 4500
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007cr||||||||||||
008170323s2015 sw |||| o |||| ||eng c
024a http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-2671962 uri
024a urn:nbn:se:uu:diva-2671962 urn
024a 10.1103/PhysRevC.92.0443242 doi
040 a S
041a eng
042 9 EPLK
100a Stahl, C.4 aut
2451 0a Population of the 2(ms)(+) mixed-symmetry state of Ba-140 with the alpha-transfer reactionh [Elektronisk resurs]
260 c 2015
500 a Published
500 a EU, Europeiska forskningsrådet
506a gratis
520 a Background: Identification of proton-neutron mixed-symmetric one-quadrupole phonon excitations (the 2(ms)(+) states) of atomic nuclei provides information on the isovector part of the residual nucleon-nucleon interaction. It was predicted that the 2(ms)(+) state of particular nuclei close to the U(5) limit of the interacting boson model, in particular Ba-140, should be considerably populated by alpha-transfer reactions [C. E. Alonso et al., Phys. Rev. C 78, 017301 (2008)]. Purpose: We aim at the identification of the 2(ms)(+) mixed-symmetry state (MSS) of radioactive Ba-140 and investigate its population by the alpha-transfer reaction as a suitable tool to selectively populate MSSs and as a potential new signature for its mixed-symmetric character. Method: A gamma-ray spectroscopy experiment was performed in inverse kinematics in order to populate the 2(ms)(+) state of Ba-140 by alpha-transfer from a C-nat target on Xe-136 beam ions. The population of the candidate for the 2(ms)(+) state of Ba-140 was measured relative to the population of the 2(1)(+) state. Results: The candidate for the 2(ms)(+) state of Ba-140 was populated by a transfer three times weaker than predicted. Another 2(+) state that can be ruled out as the MSS was in turn as strongly populated by the a transfer as predicted for the MSS. Conclusions: The relative population of 2(+) states by alpha-transfer cannot serve as a new signature for MSSs, since other 2(+) states are also strongly populated. Nevertheless, the substantial population of the MSS candidate of Ba-140 by alpha transfer qualifies this type of reaction as suitable tool to excite MSSs and study their electromagnetic decay properties.
650 7a Natural Sciences2 hsv
650 7a Physical Sciences2 hsv
650 7a Atom and Molecular Physics and Optics2 hsv
650 7a Naturvetenskap2 hsv0 264446
650 7a Fysik2 hsv0 274895
650 7a Atom- och molekylfysik och optik2 hsv
700a Leske, J.4 aut
700a Bauer, C.4 aut
700a Bazzacco, D.4 aut
700a Farnea, E.4 aut
700a Gottardo, A.4 aut
700a John, P. R.4 aut
700a Michelagnoli, C.4 aut
700a Pietralla, N.4 aut
700a Reese, M.4 aut
700a Sahin, E.4 aut
700a Birkenbach, B.4 aut
700a Bracco, A.4 aut
700a Crespi, F. C. L.4 aut
700a de Angelis, G.4 aut
700a Desesquelles, P.4 aut
700a Eberth, J.4 aut
700a Gadea, A.4 aut
700a Goergen, A.4 aut
700a Grebosz, J.4 aut
700a Hess, H.4 aut
700a Jolie, J.4 aut
700a Jungclaus, A.4 aut
700a Korten, W.4 aut
700a Lenzi, S. M.4 aut
700a Lunardi, S.4 aut
700a Menegazzo, R.4 aut
700a Mengoni, D.4 aut
700a Modamio, V.4 aut
700a Napoli, D. R.4 aut
700a Pullia, A.4 aut
700a Quintana, B.4 aut
700a Recchia, F.4 aut
700a Reiter, P.4 aut
700a Rosso, D.4 aut
700a Salsac, M. D.4 aut
700a Söderström, Pär. -A4 aut
700a Stezowski, O.4 aut
700a Theisen, Ch.4 aut
700a Ur, C. A.4 aut
700a Valiente-Dobon, J. J.4 aut
7101 2a Uppsala universitetb Teknisk-naturvetenskapliga vetenskapsområdet4 pbl
7721 8i channel recordw 19753896
7730 8i Värdpublikationt Physical Review C. Nuclear Physicsg 92:4x 0556-2813
8564 0u http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-267196
8564 0u http://dx.doi.org/10.1103/PhysRevC.92.044324
8564 0u http://uu.diva-portal.org/smash/get/diva2:872545/FULLTEXT01
950 k6 650a Atomerw hu Naturvetenskap
950 k6 650a Experimentw hu Naturvetenskap
950 k6 650a Fysikw hu Naturvetenskap
950 k6 650a Kemiw hu Naturvetenskap
950 k6 650a Kloningw hu Naturvetenskap
950 k6 650a Laboratorierw hu Naturvetenskap
950 k6 650a Marinbiologiw hu Naturvetenskap
950 k6 650a Matematikw hu Naturvetenskap
950 k6 650a Medicinska experimentw hu Naturvetenskap
950 k6 650a Tyngdlagenw hu Naturvetenskap
950 k6 650a Utvecklingsläraw hu Naturvetenskap
950 k6 650a Naturvetenskapw gu Fysik
841 5 APISa x ab 170323||0000|||||001||||||000000e 1
0245 APISa urn:nbn:se:uu:diva-2671962 urn
852 5 APISb APIS
8564 05 APISu http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-267196

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