Guy ROYER

Mathematiques pour physiciens, physique nucleaire

fission, fusion, emission alpha et de clusters, noyaux superlourds, noyaux super et hyperdeformes, formules de masse et rayons nucleaires, structure géométrique des noyaux N-alphas, modèle de la goutte liquide généralisé, modèle de Landau-Vlasov

Liste des travaux :           https://cv.archives-ouvertes.fr/guy-royer

né le 28 janvier 1951
marié, 3 enfants
Doctorat de 3ème cycle en 1975 :
Equation de Thomas, Bargmann, Michel et Telegdi et application à l'étude du spin du lambda0'
Capes de Mathématiques en 1978
Doctorat d'état en 1986 :
'Contribution à la description macroscopique des phénomènes nucléaires de fusion, fission et fragmentation'
royer@subatech.in2p3.fr

Travaux depuis 2012 :

"Double magic nuclei with Z > 82 and N > 126 "

H.F. Zhang, Y. Gao, N. Wang, J.Q. Li, E.G. Zhao, G. Royer, Phys. Rev. C  85 (2012) 014325.

" Half-lives of cluster radioactivitywith a generalized liquid-drop model "

X.J. Bao, H.F. Zhang, B.S. Hu, G. Royer,J.Q. Li, J. Phys. G : Nucl. Part. Phys. 39 (2012) 095103.

"Fission barriers andhalf-lives of actinides in the quasi-molecular shape valley"

G.Royer, M.Jaffré, D. Moreau, Phys. Rev. C  86 (2012) 044326. 

" Rotating quasi-molecular states formedin capture of light nuclei and in collision of very heavy ions "

G. Royer, E. Zarrouk, J. Gaudillot, C. Beck, W. von Oertzen, 13thInternational Conference on nuclear reaction mechanisms ; (Varenna, Italie:  11-15 juin 2012), CERN Proceedings2012-002, p309.

"Fusion excitationfunction revisited"

Ph. Eudes, Z. Basrak, F. Sébille, V. de la Mota, G. Royer, M.Zoric,  11th InternationalConference on Nucleus-Nucleus collisions, (San Antonio, USA, 27 mai - 1er juin2012), J. Phys. : Conference Series 420 (2013) 012133.   

" Generalized liquiddrop model and fission, fusion, alpha and cluster radioactivity and superheavynuclei  "

G. Royer,Proceedings of the 4th International Conference : Current Problems in NuclearPhysics and Atomic Energy (Kiev, Ukraine, 3-7septembre 2012), edited by Kyiv Institute for Nuclear Research of NationalAcademy of Sciences of Ukraine, ISBN 978-966-02-6750-3, p 62.  

" Spontaneous fissionhalf-lives of heavy and superheavy nuclei within a generalized liquid dropmodel "

X.J. Bao, H.F. Zhang, G. Royer, J.Q.Li, Nucl. Phys. A 906 (2013) 1.             

" Formation of superheavy elements incapture of very heavy ions at high excitation energy "

G.Royer,Phys. Rev. C 87 (2013) 057601.             

" Fission of actinides throughquasimolecular shapes "

G. Royer, H.F. Zhang, P. Eudes, R. Moustabchir, M. Jaffré, D. Moreau, Y.Morabit, B. Particelli, Fission 2013 5th International workshop onnuclear fission and fission product spectroscopy (Caen 28-31 mai 2013),EPJ Web of conferences 62 (2013) 04001.             

" Coefficients ofdifferent macro-microscopic mass formulae from the AME2012 atomic massevaluation "

G. Royer, A. Subercaze, Nucl. Phys. A 917 (2013) 1. (ISIWS)            

" Towards a unified description of evaporation-residue fusion cross sectionsabove the barrier "

P.Eudes, Z. Basrak, F. Sébille, V. de la Mota, G. Royer,  EPL, 104 (2013) 22001.             

" Systematical calculation of alpha decayhalf-lives with a generalized liquid drop model "

X.J. Bao, HongfeiZhang, Haifei Zhang, G. Royer, J.Q. Li, Nucl. Phys. A  921 (2014) 85 .             

" An improved nuclear mass formula with aunified prescription for the shell and pairing corrections "

Haifei Zhang, JianminDong, Nana Ma, G. Royer, Junqing Li, Hongfei Zhang, Nucl. Phys. A  929 (2014) 38.             

" Potential barriers governing the 12C formation anddecay through quasimolecular shapes "

G. Royer, A.Escudie, B. Sublard, Phys. Rev. C 90 (2014) 024607.   

" Is there incomplete fusion mechanism beyond 100A MeV ? "

P. Eudes, Z. Basrak, V. de la Mota, G. Royer, Nucl. Phys. A 930 (2014) 131.

"Comprehensiveanalysis of fusion data well above the barrier "

P.Eudes, Z. Basrak, F. Sébille, V. de la Mota, G. Royer,  Phys. Rev.C 90 (2014) 034609.

"A unified homographic law for fusion excitation functions above the barrier "

P. Eudes,  Z. Basrak, F. Sébille, V. de la Mota, G. Royer, VI International Conference : Fusion14

(New-Delhi 24-28 février 2014), EPJ Web of conferences 86 (2015) 00010

" Impact of reaction cross section on the unified description of fusion excitation function "Z. Basrak, P. Eudes, V. de la Mota, F. Sébille, G. Royer, Scientific workshop on nuclear fission dynamics and the emission of prompt neutrons and gamma rays, THEORY-3, (Opatija, September 2014) Elsevier, Physics Procedia 64 (2015) 120.

 " 12C, 16O,  20Ne,  24Mg, and  32S  nuclei and alpha clustering within a generalized liquid drop model "  

G. Royer, G. Ramasamy, P. Eudes, 14th International Conference on nuclear reaction mechanisms ; (Varenna, Italie :  15-19 juin 2015), CERN Proceedings 2015-001, p71-77.

 " Geometric shapes and relationships of some one-body and multibody leptodermous distributions "  

G. Royer, N. Mokus, J. Jahan, Phys. Rev. C 95 (2017) 054610.

 " Shapes describing the alpha decay, cluster radioactivity, fusion, fission and fragmentation phenomena "
G. Royer, J. Jahan, N. Mokus, Physica Scripta 93 (2018) 094004

 " Uncertainty analysis of the nuclear liquid drop model "
B. Cauchois, H. L. Lü, D. Boilley, G. Royer, Phys. Rev. C 98 (2018) 024305