Browsing Fysisk institutt by Author "Bello Garrote, Frank Leonel"

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  • 137,138,139La(n,γ) cross sections constrained with statistical decay properties of 138,139,140La nuclei 
    Kheswa, Bonginkosi Vincent; Wiedeking, Mathis; Brown, Joshua A.; Larsen, Ann-Cecilie; Goriely, Stéphane; Guttormsen, Magne Sveen; Bello Garrote, Frank Leonel; Bernstein, Lee A.; Bleuel, Darren L.; Eriksen, Tomas Kvalheim; Giacoppo, Francesca; Görgen, Andreas; Goldblum, Bethany L.; Hagen, Trine Wiborg; Koehler, Paul Edward; Klintefjord, Malin; Malatji, Kgashane L.; Midtbø, Jørgen Eriksson; Nyhus, Hilde-Therese; Papka, P.; Renstrøm, Therese; Rose, Sunniva Johanne; Sahin, Eda; Siem, Sunniva; Tornyi, Tamas Gabor (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    The nuclear level densities and γ-ray strength functions of 138,139,140La were measured using the 139La(3He,α), 139La(3He,'3He), and 139La(d,p) reactions. The particle-γ coincidences were recorded with the silicon particle ...
  • B(E2) anomalies in the yrast band of 170Os 
    Goasduff, A; Ljungvall, Joa; Rodríguez, Tomás R.; Bello Garrote, Frank Leonel; Etile, Asénath; Georgiev, Georgi; Giacoppo, Francesca; Grente, Lucie; Klintefjord, Malin; Kusoglu, A; Matea, Iolanda; Roccia, Stéphanie; Salsac, Marie Delphine; Sotty, Christophe (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Background: The neutron-deficient osmium isotopic chain provides a great laboratory for the study of shape evolution, with the transition from the soft triaxial rotor in 168Os to the well-deformed prolate rotor in 180Os, ...
  • Benchmarking the extraction of statistical neutron capture cross sections on short-lived nuclei for applications using the β-Oslo method 
    Liddick, Sean N.; Larsen, Ann-Cecilie; Guttormsen, Magne Sveen; Spyrou, Artemis; Crider, Benjamin P.; Naqvi, Farheen; Midtbø, Jørgen Eriksson; Bello Garrote, Frank Leonel; Bleuel, Darren L.; Crespo Campo, Lucia; Couture, Aaron J.; Dombos, Alexander C.; Giacoppo, Francesca; Görgen, Andreas; Hadynska-Klek, Katarzyna; Hagen, Trine Wiborg; Ingeberg, Vetle Wegner; Kheswa, Bonginkosi Vincent; Lewis, Rebecca; Mosby, Shea M.; Perdikakis, Georgios; Prokop, Christopher J.; Quinn, Stephen; Renstrøm, Therese; Rose, Sunniva Johanne; Sahin, Eda; Siem, Sunniva; Tveten, Gry Merete; Wiedeking, Mathis; Zeiser, Fabio (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Numerous scientific fields including astrophysics, nuclear power, and nuclear forensics require a knowledge of basic nuclear properties for large numbers of short-lived, radioactive isotopes far removed from stable nuclei. ...
  • Completing the nuclear reaction puzzle of the nucleosynthesis of Mo 92 
    Tveten, Gry Merete; Spyrou, A; Schwengner, R; Naqvi, F; Larsen, Ann-Cecilie; Eriksen, Tomas Kvalheim; Bello Garrote, Frank Leonel; Bernstein, LA; Bleuel, DL; Crespo Campo, Lucia; Guttormsen, Magne Sveen; Giacoppo, Francesca; Görgen, Andreas; Hagen, Trine Wiborg; Hadynska-Klek, Katarzyna; Klintefjord, Malin; Meyer, BS; Nyhus, Hilde-Therese; Renstrøm, Therese; Rose, Sunniva Johanne; Sahin, Eda; Siem, Sunniva; Tornyi, Tamas Gabor (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2016)
    One of the greatest questions for modern physics to address is how elements heavier than iron are created in extreme astrophysical environments. A particularly challenging part of that question is the creation of the ...
  • Comprehensive Test of the Brink-Axel Hypothesis in the Energy Region of the Pygmy Dipole Resonance 
    Markova, Maria; von Neumann-Cosel, Neumann-Cosel; Larsen, A.C.; Bassauer, S.; Görgen, A.; Guttormsen, Magne Sveen; Bello Garrote, Frank Leonel; Berg, Hannah; Bjerke, Marianne; Dahl-Jacobsen, Thomas; Eriksen, Tomas Kvalheim; Gjestvang, Dorthea; Isaak, J.; Mbabane, M.; Paulsen, Wanja; Pedersen, Line Gaard; Pettersen, Nina; Richter, A.; Sahin, Eda; Scholz, P.; Siem, S.; Tveten, G.M.; Valsdottir, Vala Maria; Wiedeking, M.; Zeiser, F. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    The validity of the Brink-Axel hypothesis, which is especially important for numerous astrophysical calculations, is addressed for 116,120,124Sn below the neutron separation energy by means of three independent experimental ...
  • Consolidating the concept of low-energy magnetic dipole decay radiation 
    Midtbø, Jørgen E.; Larsen, Ann-Cecilie; Renstrøm, Therese; Bello Garrote, Frank Leonel; Lima, Erlend (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    We have made a thorough study of the low-energy behavior of the γ -ray strength function within the framework of the shell model. We have performed large-scale calculations spanning isotopic and isotonic chains over several ...
  • Evolution of the gamma-ray strength function in neodymium isotopes 
    Guttormsen, Magne Sveen; Ay, Kursad Osman; Ozgur, Mustafa; Algin, Emel; Larsen, Ann-Cecilie; Bello Garrote, Frank Leonel; Berg, Hannah; Crespo Campo, Lucia; Dahl-Jacobsen, Thomas; Furmyr, Frida; Gjestvang, Dorthea; Görgen, Andreas; Hagen, Trine Wiborg; Ingeberg, Vetle Wegner; Kheswa, Bonginkosi Vincent; Kullmann, Ina Kristine Berentsen; Klintefjord, Malin Linnea; Markova, Maria; Midtbø, Jørgen E.; Modamio, Victor; Paulsen, Wanja; Pedersen, Line Gaard; Renstrøm, Therese; Sahin, Eda; Siem, Sunniva; Tveten, Gry Merete; Wiedeking, Mathis (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    The experimental γ-ray strength functions (γSFs) of 142,144–151Nd have been studied for γ-ray energies up to the neutron separation energy using the Oslo method. The results represent a unique set of γSFs for an isotopic ...
  • Excitation energy dependence of prompt fission γ-ray emission from 241Pu* 
    Gjestvang, Dorthea; Siem, Sunniva; Zeiser, Fabio; Randrup, Jørgen; Vogt, Ramona; Wilson, Jonathan Nicholas; Bello Garrote, Frank Leonel; Bernstein, Lee A.; Bleuel, DL; Guttormsen, Magne Sveen; Görgen, Andreas; Larsen, Ann-Cecilie; Malatji, Kgashane L.; Matthews, Eric Francis; Oberstedt, Andreas; Oberstedt, Stephan; Tornyi, Tamas Gabor; Tveten, Gry; Voyles, Andrew (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
  • Experimental observation of the M1 scissors mode in 254No 
    Bello Garrote, Frank Leonel; Lopez-Martens, Araceli; Larsen, Ann-Cecilie; Deloncle, I.; Péru, Sophie; Zeiser, Fabio; Greenlees, Paul T.; Kheswa, Bonginkosi Vincent; Auranen, Kalle; Bleuel, Darren L.; Cox, Daniel M.; Crespo Campo, Lucia; Giacoppo, Francesca; Görgen, Andreas; Grahn, Tuomas; Guttormsen, Magne Sveen; Hagen, Trine Wiborg; Harkness-Brennan, Laura; Hauschild, Karl; Henning, Greg; Herzberg, R.-D.; Julin, Rauno; Juutinen, S.; Laplace, Thibault A.; Leino, M.; Midtbø, Jørgen E.; Modamio, Victor; Pakarinen, Janne; Papadakis, P.; Partanen, J.; Renstrøm, Therese; Rezynkina, Kseniia; Sandzelius, Mikael; Sarén, Jan; Scholey, Cath S.; Siem, Sunniva; Sorri, J.; Stolze, S.; Uusitalo, J. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    We present the first experimental evidence of the scissors mode in the superheavy nucleus 254No produced in the 208Pb(48Ca, 2nγ))254No reaction. The spectrum of γrays emitted by the excited 254No nuclei shows an enhanced ...
  • Experimentally constrained (p,γ) y 89 and (n,γ) y 89 reaction rates relevant to p -process nucleosynthesis 
    Larsen, Ann-Cecilie; Guttormsen, Magne Sveen; Schwengner, Ronald; Bleuel, Darren L.; Goriely, Stephane; Harrisopulos, Sotirios; Bello Garrote, Frank Leonel; Byun, Y.; Eriksen, Tomas Kvalheim; Giacoppo, Francesca; Görgen, Andreas; Hagen, Trine Wiborg; Klintefjord, Malin; Renstrøm, Therese; Rose, Sunniva Johanne; Sahin, Eda; Siem, Sunniva; Tornyi, Tamas Gabor; Tveten, Gry Merete; Voinov, Alexander; Wiedeking, Mathis (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2016)
    The nuclear level density and the γ -ray strength function have been extracted for 89Y by using the Oslo method on 89Y(p,p γ ) 89Y coincidence data. The γ -ray strength function displays a low-energy enhancement consistent ...
  • First experimental constraint on the 191Os(n,γ) reaction rate relevant to s-process nucleosynthesis 
    Kullmann, Ina Kristine Berentsen; Larsen, Ann-Cecilie; Renstrøm, Therese; Beckmann, Kristine Sønstevold; Bello Garrote, Frank Leonel; Crespo Campo, Lucia; Görgen, Andreas; Guttormsen, Magne Sveen; Midtbø, Jørgen E.; Sahin, Eda; Siem, Sunniva; Tveten, Gry Merete; Zeiser, Fabio (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    The nuclear level density and γ -decay strength of 192 Os have been extracted using particle- γ coincidence data from the 192 Os ( α , α ′ γ ) 192 Os reaction by means of the Oslo method. The level density is found to be ...
  • First observation of the π0h11/2-ν0h9/2 partner orbital configuration in the odd-odd i 138 nucleus 
    Moon, B.; Gargano, A.; Naïdja, H.; Moon, C.-B.; Odahara, A.; Lozeva, R.; Nishimura, S.; Yuan, C.; Browne, F.; Doornenbal, P.; Lorusso, G.; Patel, Z.; Rice, S.; Si, M.; Sinclair, L.; Söderström, P.-A.; Sumikama, T.; Watanabe, H.; Wu, J.; Xu, Z.Y.; Yagi, A.; Ahn, D.S.; Baba, H.; Bello Garrote, Frank Leonel; Daido, R.; Daugas, J.M.; Didierjean, F.; Fang, Y.; Fukuda, N.; Hong, B.; Ideguchi, E.; Inabe, N.; Ishigaki, T.; Isobe, T.; Jung, H.S.; Kameda, D.; Kojouharov, I.; Komatsubara, T.; Kubo, T.; Kwon, Y.K.; Lee, C.S.; Lee, P.; Morimoto, S.; Murai, D.; Niikura, M.; Nishibata, H.; Nishizuka, I.; Sakurai, H.; Shimizu, Y.; Suzuki, H.; Takeda, H.; Tshoo, K.; Yokoyama, R. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    The β-decay scheme of 138Te and the level structure of 138I is reported for the first time. The experiment was performed at the Radioactive Isotope Beam Factory of RIKEN, as one of the EUROBALL-RIKEN Cluster Array campaigns. ...
  • First spectroscopic study of odd-odd Cu 78 
    Pedersen, Line Gaard; Sahin, Eda; Görgen, Andreas; Bello Garrote, Frank Leonel; Tsunoda, Y.; Otsuka, T.; Niikura, M.; Nishimura, S.; Xu, Z.; Baba, H.; Benzoni, G.; Browne, F.; Bruce, A.M.; Ceruti, S.; Crespi, F.C.L.; Daido, R.; De Angelis, Angelis; Delattre, M.-C.; Dombradi, Zs.; Doornenbal, P.; Fang, Y.; Franchoo, S.; Gey, G.; Gottardo, A.; Isobe, T.; John, P.R.; Jung, H.S.; Kojouharov, I.; Kubo, T.; Kurz, N.; Kuti, I.; Li, Z.; Lorusso, G.; Matea, I.; Matsui, K.; Mengoni, D.; Miyazaki, T.; Modamio, Victor; Momiyama, S.; Morales, A.I.; Morfouace, P.; Napoli, D.R.; Naqvi, F.; Nishibata, H.; Odahara, A.; Orlandi, R.; Patel, Z.; Rice, S.; Sakurai, H.; Schaffner, H.; Sinclair, L.; Söderström, P.-A.; Sohler, D.; Stefan, I.G.; Sumikama, T.; Suzuki, D.; Taniuchi, R.; Taprogge, J.; Vajta, Z.; Valiente-Dobón, J.J.; Watanabe, H.; Werner, V.; Wu, J.; Yagi, A.; Yalcinkaya, M.; Yokoyama, R.; Yoshinaga, K. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Nuclei in the vicinity of 78Ni are important benchmarks for nuclear structure, which can reveal changes in the shell structure far from stability. Spectroscopy of the odd-odd isotope 78Cu was performed for the first time ...
  • Galactic production of 138La: Impact of 138,139La statistical properties 
    Kheswa, Bonginkosi Vincent; Wiedeking, Mathis; Giacoppo, Francesca; Goriely, Stephan; Guttormsen, Magne Sveen; Larsen, Ann-Cecilie; Bello Garrote, Frank Leonel; Eriksen, Tomas Kvalheim; Görgen, Andreas; Hagen, Trine Wiborg; Koehler, Paul Edward; Klintefjord, Malin; Nyhus, Hilde-Therese; Papka, P.; Renstrøm, Therese; Rose, Sunniva Johanne; Sahin, Eda; Siem, Sunniva; Tornyi, Tamas Gabor (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    The γ-ray strength functions and nuclear level densities of 138La and 139La have been measured below the neutron separation energies. These new data were used to calculate astrophysical Maxwellian-averaged () cross-sections ...
  • Gamma decay from the quasicontinuum of 197,198Au 
    Giacoppo, Francesca; Bello Garrote, Frank Leonel; Bernstein, Lee; Bleuel, D.l.; Firestone, R.B.; Görgen, Andreas; Guttormsen, Magne Sveen; Hagen, Trine Wiborg; Klintefjord, Malin; Koehler, Paul Edward; Larsen, Ann-Cecilie; Nyhus, Hilde-Therese; Renstrøm, Therese; Sahin, Eda; Siem, Sunniva; Tornyi, Tamas Gabor (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    The average electromagnetic dipole response of levels in the quasicontinuum of 197,198Au has been measured using (3He,3He ) and (d,p) reactions. The extracted γ -ray strength functions have been normalized according to ...
  • Gamma Decay of Unbound Neutron-Hole States in Sn-133 
    Vaquero, V; Jungclaus, A; Doornenbal, P; Wimmer, K; Gargano, A; Tostevin, JA; Chen, S; Nacher, E; Sahin, Eda; Shiga, Y; Steppenbeck, D; Taniuchi, R; Xu, ZY; Ando, T; Baba, H; Bello Garrote, Frank Leonel; Franchoo, S; Hadynska-Klek, Katarzyna; Kusoglu, A; Liu, J; Lokotko, T; Momiyama, S; Motobayashi, T; Nagamine, S; Nakatsuka, N; Niikura, M; Orlandi, R; Saito, T; Sakurai, H; Soderstrom, PA; Tveten, Gry Merete; Vajta, Zs; Yalcinkaya, M (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2017)
    Excited states in the nucleus 133Sn, with one neutron outside the doubly-magic 132Sn core, were populated following one-neutron knockout from a 134Sn beam on a carbon target at relativistic energies at the Radioactive ...
  • Gamow-Teller decay of Te 142 to i 142 
    Moon, B.; Moon, C.-B.; Odahara, A.; Lozeva, R.; Nishimura, S.; Yuan, C.; Browne, F.; Doornenbal, P.; Lorusso, G.; Patel, Z.; Rice, S.; Sinclair, L.; Söderström, P.-A.; Sumikama, T.; Watanabe, H.; Wu, J.; Xu, Z.Y.; Yagi, A.; Ahn, D.S.; Baba, H.; Bello Garrote, Frank Leonel; Daido, R.; Daugas, J.M.; Didierjean, F.; Fang, Y.; Fukuda, N.; Hong, B.; Ideguchi, E.; Inabe, N.; Ishigaki, T.; Isobe, T.; Jung, H.S.; Kameda, D.; Kojouharov, I.; Komatsubara, T.; Kubo, T.; Kwon, Y.K.; Lee, C.S.; Lee, P.; Morimoto, S.; Murai, D.; Niikura, M.; Nishibata, H.; Nishizuka, I.; Sakurai, H.; Shimizu, Y.; Suzuki, H.; Takeda, H.; Tshoo, K.; Yokoyama, R. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
  • In-beam γ-ray spectroscopy of 136Te at relativistic energies 
    Vaquero, Victor; Jungclaus, Andrea; Doornenbal, Pieter C.; Wimmer, Kathrin; Moro, Antônio M.; Ogata, Kazuyuki; Furumoto, Takenori; Chen, Sidong; Nácher, Enrique; Sahin, Eda; Shiga, Yoshiaki; Steppenbeck, David; Taniuchi, Ryo; Xu, Zhengyu; Ando, Takashi; Baba, Hidetada; Bello Garrote, Frank Leonel; Franchoo, Serge; Hadynska-Klek, Katarzyna; Kuşoǧlu, Asli; Liu, Jiajian; Lokotko, Taras I.; Momiyama, Satoru; Motobayashi, Tohru; Nagamine, Shungsbre; Nakatsuka, Noritsugu; Niikura, Megumi; Orlandi, Riccardo; Saito, Takeshi; Sakuraï, Hiroyoshi; Söderström, Pär Anders; Tveten, Gry Merete; Vajta, Zsolt; Yalcinkaya, M. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    The reduced transition probability B(E2;0+1→ 2 + 1 ) to the first excited 2+ state of the neutron-rich nucleus 136 Te , with two protons and two neutrons outside the doubly magic 132 Sn core, was measured via Coulomb ...
  • Inclusive cross sections for one- and multi-nucleon removal from Sn, Sb, and Te projectiles beyond the N = 82 shell closure 
    Vaquero, V; Sahin, Eda; Bello Garrote, Frank Leonel; Hadynska-Klek, Katarzyna; Tveten, Gry Merete; et, al (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Inclusive one- and multi-nucleon removal cross sections have been measured for several Sn, Sb and Te isotopes just beyond the neutron shell closure. The beams were produced in the projectile fission of a 238U beam at the ...
  • Indirect measurement of the (n,γ)127Sb cross section 
    Pogliano, Francesco; Larsen, Ann-Cecilie; Markova, Maria; Bello Garrote, Frank Leonel; Bjørøen, M.M.; Eriksen, Tomas Kvalheim; Gjestvang, Dorthea; Görgen, Andreas; Guttormsen, Magne Sveen; Li, Kevin Ching Wei; Matthews, Eric Francis; Paulsen, Wanja; Pedersen, Line Gaard; Siem, Sunniva; Storebakken, Tellef; Tornyi, Tamas Gabor; Vevik, Julian Ersland (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Nuclei in the 135I region have been identified as being a possible bottleneck for the i process. Here we present an indirect measurement for the Maxwellian-averaged cross section of 126Sb(n,γ). The nuclear level density ...