Angular momentum generation in nuclear fission.


Journal

Nature
ISSN: 1476-4687
Titre abrégé: Nature
Pays: England
ID NLM: 0410462

Informations de publication

Date de publication:
02 2021
Historique:
received: 18 06 2020
accepted: 09 12 2020
entrez: 25 2 2021
pubmed: 26 2 2021
medline: 26 2 2021
Statut: ppublish

Résumé

When a heavy atomic nucleus splits (fission), the resulting fragments are observed to emerge spinning

Identifiants

pubmed: 33627809
doi: 10.1038/s41586-021-03304-w
pii: 10.1038/s41586-021-03304-w
doi:

Types de publication

Journal Article Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

566-570

Références

Wilhelmy, J. B., Cheifetz, E., Zared, R. C., Thompson, S. G. & Bowman, H. R. Angular momentum of primary products formed in the spontaneous fission of
doi: 10.1103/PhysRevC.5.2041
Schmidt, K.-H. & Jurado, B. Review on the progress in nuclear fission—experimental methods and theoretical descriptions. Rep. Prog. Phys. 81, 10630 (2018).
doi: 10.1088/1361-6633/aacfa7
Andreyev, A. N., Nishio, K. & Schmidt, K.-H. Nuclear fission: a review of experimental advances and phenomenology. Rep. Prog. Phys. 81, 016301 (2018).
pubmed: 28753131 doi: 10.1088/1361-6633/aa82eb
Rasmussen, J. O., Nörenberg, W. & Mang, H. J. A model for calculating the angular momentum distribution of fission fragments. Nucl. Phys. A 136, 465 (1969).
doi: 10.1016/0375-9474(69)90066-9
Moretto, L. G. & Peaslee, G. F. & Wozniak, G. J. Angular-momentum-bearing modes in fission. Nucl. Phys. A 502, 453 (1989).
doi: 10.1016/0375-9474(89)90682-9
Mişicu, S., Săndulescu, A., Ter-Akopian, G. M. & Greiner, W. Angular momenta of even-even fragments in the neutronless fission of
doi: 10.1103/PhysRevC.60.034613
Shneidman, T. M. et al. Role of bending mode in generation of angular momentum of fission fragments. Phys. Rev. C 65, 064302 (2002).
doi: 10.1103/PhysRevC.65.064302
Gönnenwein, F., Tsekhanovich, I. & Rubchenya, V. Angular momentum of near-spherical fission fragments. Int. J. Mod. Phys. E 16, 410−424 (2007).
doi: 10.1142/S0218301307005843
Bonneau, L., Quentin, P. & Mikhailov, A. N. Scission configurations and their implication in fission-fragment angular momenta. Phys. Rev. C 75, 064313 (2007).
doi: 10.1103/PhysRevC.75.064313
Hoffman, M. M. Directional correlation of fission fragments and prompt gamma rays associated with thermal neutron fission. Phys. Rev. 133, B714 (1964).
doi: 10.1103/PhysRev.133.B714
Mikhailov, I. N. & Quentin, P. On the spin of fission fragments, an orientation pumping mechanism. Phys. Lett. B 462, 7 (1999).
doi: 10.1016/S0370-2693(99)00891-6
Bertsch, G. F., Kawano, T. & Robledo, L. M. Angular momentum of fission fragments. Phys. Rev. C 99, 034603 (2019).
doi: 10.1103/PhysRevC.99.034603
Rimpault, G. et al. Needs of accurate prompt and delayed γ-spectrum and multiplicity for nuclear reactor designs. Phys. Proc. 31, 3–12 (2012).
doi: 10.1016/j.phpro.2012.04.002
Lemaire, M., Vaglio-Guadard, C., Lyoussi, A. & Reynard-Carette, C. For a better estimation of gamma heating in nuclear material-testing reactors and associated devices: status and work plan from calculation methods to nuclear data. J. Nucl. Sci. Technol. 52, 9 (2015).
doi: 10.1080/00223131.2015.1009957
Dudouet, J. et al.
pubmed: 28474951 doi: 10.1103/PhysRevLett.118.162501
Ha, J. et al. Shape evolution of neutron-rich
doi: 10.1103/PhysRevC.101.044311
Zagrebaev, V. I., Aritomo, Y., Itkis, M. G., Oganessian, Yu. Ts. & Ohta, M. Synthesis of superheavy nuclei: how accurately can we describe it and calculate the cross sections? Phys. Rev. C 65, 014607 (2001).
doi: 10.1103/PhysRevC.65.014607
Itkis, M. G., Vardaci, E., Itkis, I. M., Knyazhev, G. N. & Kozulin, E. M. Fusion and fission of heavy and superheavy nuclei (experiment). Nucl. Phys. A 944, 204−237 (2015).
doi: 10.1016/j.nuclphysa.2015.09.007
Talou, P. et al. Late-time emission of prompt fission γ rays. Phys. Rev. C 94, 064613 (2016).
doi: 10.1103/PhysRevC.94.064613
Armbruster, P., Labus, H. & Reichelt, K. Investigation on the primary spins of the
doi: 10.1515/zna-1971-0320
Pleasonton, F. Prompt γ-rays emitted in the thermal-neutron induced fission of
doi: 10.1016/0375-9474(73)90161-9
Glässel, P., Schmid-Fabian, R. & Schwalm, D.
doi: 10.1016/0375-9474(89)90672-6
Naik, H., Dange, S. P. & Singh, R. J. Angular momentum of fission fragments in low energy fission of actinides. Phys. Rev. C 71, 014304 (2005).
doi: 10.1103/PhysRevC.71.014304
Abdelrahman, Y. et al. Average spins of primary fission fragments. Phys. Lett. B 199, 504−508 (1987).
doi: 10.1016/0370-2693(87)91617-0
Boutoux, G. et al. Study of the surrogate-reaction method applied to neutron-induced capture cross sections. Phys. Lett. B 712, 319−325 (2012).
doi: 10.1016/j.physletb.2012.05.012
Lebois, M. et al. Development of a kinematically focused neutron source with the p(
doi: 10.1016/j.nima.2013.07.061
Wilson, J. N. et al. The LICORNE neutron source and measurements of prompt γ-rays emitted in fission. Phys. Proc. 64, 107−113 (2015).
Lebois, M. et al. The ν-ball spectrometer. Nucl. Instrum. Meth. Phys. Res. A 960, 163580 (2020).
doi: 10.1016/j.nima.2020.163580
Gaudefroy, L. et al. Impact of Coriolis mixing on a two-quasi-neutron isomer in
doi: 10.1103/PhysRevC.97.064317
Brosa, U., Grossmann, S. & Müller, A. Nuclear scission. Phys. Rep. 197, 167−262 (1990).
doi: 10.1016/0370-1573(90)90114-H
Franke-Arnold, S., Barnett, S. M., Leach, J., Courtial, J. & Padgett, M. Uncertainty principle for angular position and angular momentum. New J. Phys. 6, 103 (2004).
doi: 10.1088/1367-2630/6/1/103
Terrell, J. Neutron yields from individual fission fragments. Phys. Rev. 128, 2925 (1962).
doi: 10.1103/PhysRev.128.2925.2
Göök, A., Hambsch, F. & Vidali, M. Prompt neutron multiplicity in correlation with fragments from spontaneous fission of
doi: 10.1103/PhysRevC.90.064611
Bethe, H. A. An attempt to calculate the number of energy levels of a heavy nucleus. Phys. Rev. 50, 332 (1936).
doi: 10.1103/PhysRev.50.332
Oberstedt, A. et al. Improved values for the characteristics of prompt-fission γ-ray spectra from the reaction
doi: 10.1103/PhysRevC.87.051602
Chyzh, A. et al. Systematics of prompt γ-ray emission in fission. Phys. Rev. C 87, 034620 (2013).
doi: 10.1103/PhysRevC.87.034620
Qi, L. et al. Statistical study of the prompt-fission γ-ray spectrum for
doi: 10.1103/PhysRevC.98.014612
Valentine, T. E. Evaluation of Prompt Fission Gamma Rays for Use in Simulating Nuclear Safeguard Measurements. Oak Ridge National Laboratory Report TM-1999/300, https://www.osti.gov/servlets/purl/753485-4TSmOw/webviewable/ (US Department of Energy Office of Scientific and Technical Information, 2001).
Flynn, K. F. et al. Distribution of mass in the spontaneous fission of
doi: 10.1103/PhysRevC.5.1725
Andreyev, A. et al. New type of asymmetric fission in proton-rich nuclei. Phys. Rev. Lett. 105, 252502 (2010).
pubmed: 21231583 doi: 10.1103/PhysRevLett.105.252502
Etasse, D. et al. Fast Acquisition System for nuclEar Research (FASTER); http://faster.in2p3.fr (2013).
Hamilton, J. et al. New insights from studies of spontaneous fission with large detector arrays. Prog. Part. Nucl. Phys. 35, 635 (1995).
doi: 10.1016/0146-6410(95)00048-N
Smith, A. G. et al. Spectroscopy of neutron-rich nuclei populated in the spontaneous fission of
doi: 10.1063/1.59541
Agostinelli, S. et al. GEANT IV—a simulation toolkit. Nucl. Instrum. Meth. Phys. Res. A 506, 250−303 (2003).
doi: 10.1016/S0168-9002(03)01368-8
Radford, D. C. ESCL8R and LEVIT8R: software for interactive graphical analysis of HPGe coincidence data sets. Nucl. Instrum. Meth. Phys. Res. A 361, 297-305 (1995).
doi: 10.1016/0168-9002(95)00183-2
Tuli, J. K. Evaluated nuclear structure data file. Nucl. Instrum. Meth. Phys. Res. A 369, 506-510 (1996).
doi: 10.1016/S0168-9002(96)80040-4
Wilson, J. N. et al. Anomalies in the charge yields of fission fragments from the
pubmed: 28621970 doi: 10.1103/PhysRevLett.118.222501
Pühlhofer, F. On the interpretation of evaporation residue mass distributions in heavy-ion induced fusion reactions. Nucl. Phys. A 280, 267−284 (1977).
doi: 10.1016/0375-9474(77)90308-6
Weizsäcker, C. F. Zur Theorie der Kernmassen. Z. Phys. 96, 431–458 (1935).
doi: 10.1007/BF01337700
Kirsch, L. E. & Bernstein, L. A. RAINIER: a simulation tool for distributions of excited nuclear states and cascade fluctuations. Nucl. Instrum. Meth. Phys. Res. A 892, 30−40 (2018).
doi: 10.1016/j.nima.2018.02.096
England, T. R. & Rider, B. F. Evaluation and Compilation of Fission Product Yields. Los Alamos Report LA-UR-94-3106, ENDF-349, https://www-nds.iaea.org/endf349/ (International Atomic Energy Agency Nuclear Data Services, 1993).

Auteurs

J N Wilson (JN)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France. jonathan.wilson@ijclab.in2p3.fr.

D Thisse (D)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

M Lebois (M)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

N Jovančević (N)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

D Gjestvang (D)

Department of Physics, University of Oslo, Blindern, Oslo, Norway.

R Canavan (R)

Department of Physics, University of Surrey, Guildford, UK.
National Physical Laboratory, Teddington, UK.

M Rudigier (M)

Department of Physics, University of Surrey, Guildford, UK.
Technische Universität Darmstadt, Fachbereich Physik, Institut für Kernphysik, Darmstadt, Germany.

D Étasse (D)

LPC Caen, Caen, France.

R-B Gerst (RB)

Institut für Kernphysik, Universität zu Köln, Cologne, Germany.

L Gaudefroy (L)

CEA/DAM Bruyères-le-Châtel, Arpajon, France.

E Adamska (E)

Faculty of Physics, University of Warsaw, Warsaw, Poland.

P Adsley (P)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

A Algora (A)

IFIC, CSIC-University of Valencia, Valencia, Spain.
Institute for Nuclear Research (Atomki), Debrecen, Hungary.

M Babo (M)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

K Belvedere (K)

Department of Physics, University of Surrey, Guildford, UK.

J Benito (J)

Grupo de Fisica Nuclear & IPARCOS, Universidad Complutense de Madrid, CEI Moncloa, Madrid, Spain.

G Benzoni (G)

INFN, Milan, Italy.

A Blazhev (A)

Institut für Kernphysik, Universität zu Köln, Cologne, Germany.

A Boso (A)

National Physical Laboratory, Teddington, UK.

S Bottoni (S)

INFN, Milan, Italy.
Dipartimento di Fisica, Universitá degli Studi di Milano, Milan, Italy.

M Bunce (M)

National Physical Laboratory, Teddington, UK.

R Chakma (R)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

N Cieplicka-Oryńczak (N)

Institute of Nuclear Physics, Polish Academy of Sciences, Krakow, Poland.

S Courtin (S)

Université de Strasbourg, CNRS, IPHC UMR 7178, Strasbourg, France.

M L Cortés (ML)

RIKEN Nishina Center, Hirosawa, Japan.

P Davies (P)

School of Physics and Astronomy, University of Manchester, Manchester, UK.

C Delafosse (C)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

M Fallot (M)

Subatech, IMT-Atlantique, Université de Nantes, Nantes, France.

B Fornal (B)

Institute of Nuclear Physics, Polish Academy of Sciences, Krakow, Poland.

L Fraile (L)

Grupo de Fisica Nuclear & IPARCOS, Universidad Complutense de Madrid, CEI Moncloa, Madrid, Spain.

A Gottardo (A)

INFN Laboratori Nazionali di Legnaro, Legnaro, Italy.

V Guadilla (V)

Subatech, IMT-Atlantique, Université de Nantes, Nantes, France.

G Häfner (G)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.
Institut für Kernphysik, Universität zu Köln, Cologne, Germany.

K Hauschild (K)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

M Heine (M)

Université de Strasbourg, CNRS, IPHC UMR 7178, Strasbourg, France.

C Henrich (C)

Technische Universität Darmstadt, Fachbereich Physik, Institut für Kernphysik, Darmstadt, Germany.

I Homm (I)

Technische Universität Darmstadt, Fachbereich Physik, Institut für Kernphysik, Darmstadt, Germany.

F Ibrahim (F)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

Ł W Iskra (ŁW)

INFN, Milan, Italy.
Institute of Nuclear Physics, Polish Academy of Sciences, Krakow, Poland.

P Ivanov (P)

National Physical Laboratory, Teddington, UK.

S Jazrawi (S)

Department of Physics, University of Surrey, Guildford, UK.
National Physical Laboratory, Teddington, UK.

A Korgul (A)

Faculty of Physics, University of Warsaw, Warsaw, Poland.

P Koseoglou (P)

Technische Universität Darmstadt, Fachbereich Physik, Institut für Kernphysik, Darmstadt, Germany.
GSI Helmoltzzentrum für Schwerionenforschung GmbH, Darmstadt, Germany.

T Kröll (T)

Technische Universität Darmstadt, Fachbereich Physik, Institut für Kernphysik, Darmstadt, Germany.

T Kurtukian-Nieto (T)

Université de Bordeaux, CNRS, CENBG UMR 5797, Gradignan, France.

L Le Meur (L)

Subatech, IMT-Atlantique, Université de Nantes, Nantes, France.

S Leoni (S)

INFN, Milan, Italy.
Dipartimento di Fisica, Universitá degli Studi di Milano, Milan, Italy.

J Ljungvall (J)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

A Lopez-Martens (A)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

R Lozeva (R)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

I Matea (I)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

K Miernik (K)

Faculty of Physics, University of Warsaw, Warsaw, Poland.

J Nemer (J)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

S Oberstedt (S)

European Commission, Joint Research Centre, Geel, Belgium.

W Paulsen (W)

Department of Physics, University of Oslo, Blindern, Oslo, Norway.

M Piersa (M)

Faculty of Physics, University of Warsaw, Warsaw, Poland.

Y Popovitch (Y)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

C Porzio (C)

INFN, Milan, Italy.
Dipartimento di Fisica, Universitá degli Studi di Milano, Milan, Italy.
TRIUMF, Vancouver, British Columbia, Canada.

L Qi (L)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

D Ralet (D)

Grand Accélérateur National d'Ions Lourds, Caen, France.

P H Regan (PH)

Department of Physics, University of Surrey, Guildford, UK.
National Physical Laboratory, Teddington, UK.

K Rezynkina (K)

Institute for Nuclear and Radiation Physics, Katholieke Universiteit Leuven, Leuven, Belgium.

V Sánchez-Tembleque (V)

Grupo de Fisica Nuclear & IPARCOS, Universidad Complutense de Madrid, CEI Moncloa, Madrid, Spain.

S Siem (S)

Department of Physics, University of Oslo, Blindern, Oslo, Norway.

C Schmitt (C)

Université de Strasbourg, CNRS, IPHC UMR 7178, Strasbourg, France.

P-A Söderström (PA)

Technische Universität Darmstadt, Fachbereich Physik, Institut für Kernphysik, Darmstadt, Germany.
Extreme Light Infrastructure-Nuclear Physics, Horia Hulubei National Institute for Physics and Nuclear Engineering, Bucharest-Măgurele, Romania.

C Sürder (C)

Technische Universität Darmstadt, Fachbereich Physik, Institut für Kernphysik, Darmstadt, Germany.

G Tocabens (G)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

V Vedia (V)

Grupo de Fisica Nuclear & IPARCOS, Universidad Complutense de Madrid, CEI Moncloa, Madrid, Spain.

D Verney (D)

Université Paris-Saclay, CNRS/IN2P3, IJC Laboratory, Orsay, France.

N Warr (N)

Institut für Kernphysik, Universität zu Köln, Cologne, Germany.

B Wasilewska (B)

Institute of Nuclear Physics, Polish Academy of Sciences, Krakow, Poland.

J Wiederhold (J)

Technische Universität Darmstadt, Fachbereich Physik, Institut für Kernphysik, Darmstadt, Germany.

M Yavahchova (M)

Institute for Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences, Sofia, Bulgaria.

F Zeiser (F)

Department of Physics, University of Oslo, Blindern, Oslo, Norway.

S Ziliani (S)

INFN, Milan, Italy.
Dipartimento di Fisica, Universitá degli Studi di Milano, Milan, Italy.

Classifications MeSH