Guy Tréglia

Axe

Théorie et Simulation Numérique

E-mail

treglia@cinam.univ-mrs.fr

Phone

+33(0)6 62 92 28 85

Fax

+33(0)4 91 41 89 16

Localisation

R3

Grade

DR1

Fonction

chercheur

treglia.jpg

Activité

Modélisation des Surfaces et Interfaces

Thèmes

    -* Solid State Physics -* Computational Material Science -* Surface physics -* Photoemission -* Thermodynamic properties of alloy surfaces -* Elastic properties in surface physics

Parcours

EDUCATION

    -* 1973-1976 : Ingeneer School: Ecole des Mines (Nancy, France) -* 1976-1978 : Thesis at ONERA, Chatillon (France) under the guidance of Francois Ducastelle : "Ordering effects in transition metal alloys in relation with their electronic structure" -* 1979-1983 : Thesis at Laboratoire de Physique des Solides Orsay (France) under the guidance of Francois Ducastelle and Daniel Spanjaard : "Effect on Coulomb correlations on the bulk and surface electronic structure of transition metals"

{[CAREER]} {{{Positions :}}}

    -* 1981 : Appointed as a "CNRS Charge de Recherche", Laboratoire de Physique des Solides, Universit�d'Orsay, France. -* 1992 : "CNRS Directeur de Recherche", Centre de Recherche sur les Mecanismes de Croissance Cristalline, CNRS, Marseille.

{{{Responsabilities :}}}

    -* 1992-2003 : Head of the Modelling Group, Centre de Recherche sur les Mecanismes de Croissance Cristalline, CNRS-Marseille. -* 2000-2004 : Elected Member of CNRS National Comitee (section 05). -* Since 2000 : Head of Master Materiaux, Nanosciences, Aix-Marseille Universities. -* Since 2005 : Member of Bureau SFP.

Publications

2020

Tight-binding Ising modeling of the interplay between bulk ordering and surface segregation in Pt-Ag nanoalloys

Abir Hizi, Alexis Front, Moncef Said, Fabienne Berthier, Guy Treglia, Christine Mottet

Surface Science 700:121626 (2020)10.1016/j.susc.2020.121626

2019

Bidimensional phases in Co–Pt surface alloys: A theoretical study of ordering and surface segregation

Front Alexis, Bernard Legrand, Guy Treglia, Christine Mottet

Surface Science 679:128-138 (2019)10.1016/j.susc.2018.08.024

2018

Theoretical study of xenon adsorption on UO 2 surfaces

Jack Arayro, Guy Treglia, Fabienne Ribeiro

Journal of Physics Communications 2:035041 (2018)10.1088/2399-6528/aab517

2017

Tight-binding modelling of ferromagnetic metals and alloys

M Sansa, A Dhouib, F. Ribeiro, B. Legrand, G. Tréglia, C. Goyhenex

Modelling and Simulation in Materials Science and Engineering 25 (2017)10.1088/1361-651X/aa8fa8

2016

Atomistic modelling of residual stress at UO2 surfaces

Jack Arayro, Guy Treglia, Fabienne Ribeiro

Journal of Physics: Condensed Matter 28:015006 (2016)10.1088/0953-8984/28/1/015006

Stress influence on substitutional impurity segregation on dislocation loops in IV-IV semiconductors

A. Portavoce, J. Perrin Toinin, K. Hoummada, L. Raymond, G. Treglia

Computational Materials Science 114:23-32 (2016)10.1016/j.commatsci.2015.12.016

Effect of magnetism on surface segregation in FeNi alloys

Myriam Sansa, Fabienne Ribeiro, Adnene Dhouib, Guy Treglia

Journal of Physics: Condensed Matter 28:064003 (2016)10.1088/0953-8984/28/6/064003

2015

How to derive tight-binding spd potentials? Application to zirconium

A. Dufresne, F. Ribeiro, G. Tréglia

Journal of Physics: Condensed Matter 27:336301 (2015)

Atomistic Model for Ge Condensation under SiGe Oxidation

P. Ganster, A. Saul, G. Tréglia

Defect and Diffusion Forum 363:210-216 (2015)

Ordering and surface segregation in Co1−cPtc nanoparticles: A theoretical study from surface alloys to nanoalloys

A. Lopes, G. Tréglia, C. Mottet, B. Legrand

Physical Review B: Condensed Matter and Materials Physics 91:035407 (2015)

2014

Atomistic study of porosity impact on phonon driven thermal conductivity: Application to uranium dioxide

M. Colbert, F. Ribeiro, G. Treglia

Journal of Applied Physics 115:034902 (2014)

2013

Surface segregation trends in transition metal alloys

J.H. Los, C. Mottet, G. Tréglia

Physical Review B: Condensed Matter and Materials Physics 88:165408 (2013)

Disentangling coordination and alloy effects in transition-metal nanoalloys from their electronic structure

L. Zosiak, C. Goyhenex, R. Kozubski, G. Tréglia

Physical Review B: Condensed Matter and Materials Physics 88:014205 (2013)

Disentangling coordination and alloy effects in transition metal nanoalloys from their electronic structure

L Zosiak, C. Goyhenex, R Kozubski, G. Treglia

Physical Review B: Condensed Matter and Materials Physics (2013)

2012

Structure and properties of nanoscale materials: theory and atomistic computer simulation

C. Bichara, P. Marsal, C. Mottet, R. Pellenq, F. Ribeiro, A. Saul, G. Tréglia, H.C. Weissker

International Journal of Nanotechnology 9:576-604 (2012)10.1504/IJNT.2012.045335

Nanometric-size effect upon diffusion and reaction in semiconductors: experimental and theoretical investigations

A. Portavoce, Christophe Girardeaux, G. Tréglia, J. Bernardini, Dominique Mangelinck, L. Chow

Defect and Diffusion Forum 323-325:433-438 (2012)

Theoretical investigation of the influence of reaction and diffusion kinetics upon thin-film reactive diffusion

A. Portavoce, G. Treglia

Physical Review B: Condensed Matter and Materials Physics 85:224101 (2012)

Theoretical investigation of the influence of reaction and diffusion kinetics upon thin-film reactive diffusion

A. Portavoce, G. Treglia

Physical Review B: Condensed Matter and Materials Physics 85 (2012)10.1103/PhysRevB.85.224101

Nanometric-Size Effect upon Diffusion and Reaction in Semiconductors: Experimental and Theoretical Investigations

Alain Portavoce, Christophe Girardeaux, Guy Treglia, Jean Bernardini, Dominique Mangelinck, Lee Chow

Defect and Diffusion Forum 323-325:433-438 (2012)

Nanometric-Size Effect upon Diffusion and Reaction in Semiconductors: Experimental and Theoretical Investigations

Alain Portavoce, Christophe Girardeaux, Guy Treglia, Jean Bernardini, Dominique Mangelinck, Lee Chow

Defect and Diffusion Forum 323-325:433-438 (2012)10.4028/www.scientific.net/DDF.323-325.433

2011

Unified picture of d-band and core-level shifts in transition metal alloys

C. Goyhenex, G. Tréglia

Physical Review B: Condensed Matter and Materials Physics 83:075101 (2011)

An atomistic modelling of the porosity impact on UO(2) matrix macroscopic properties

A. Jelea, M. Colbert, F. Ribeiro, G. Tréglia, R.J.M. Pellenq

Journal of Nuclear Materials 415:210-216 (2011)

Ordering trends in transition metal alloys from tight-binding electronic structure calculations

J.H. Los, C. Mottet, G. Tréglia, C. Goyhenex

Physical Review B: Condensed Matter and Materials Physics 84:180202 (R) (2011)

Theoretical and experimental evidences of sequential phase formation during subnanometric-thick film reactive diffusion

A. Portavoce, G. Tréglia, B. Lalmi, Christophe Girardeaux, Dominique Mangelinck, B. Aufray, J. Bernardini

Solid State Phenomena 172-174:633 (2011)

Theoretical and Experimental Evidences of Sequential Phase Formation during Sub-Nanometric-Thick Film Reactive Diffusion

Alain Portavoce, Guy Treglia, Boubekeur Lalmi, Christophe Girardeaux, Dominique Mangelinck, Bernard Aufray, Jean Bernardini

Solid State Phenomena 172-174:633-639 (2011)

Theoretical and Experimental Evidences of Sequential Phase Formation during Sub-Nanometric-Thick Film Reactive Diffusion

Alain Portavoce, Guy Treglia, Boubekeur Lalmi, Christophe Girardeaux, Dominique Mangelinck, Bernard Aufray, Jean Bernardini

Solid State Phenomena 172-174:633-639 (2011)10.4028/www.scientific.net/SSP.172-174.633

Surface segregation maps derived from tight-binding Ising model

J.-M. Roussel, B. Legrand, G. Tréglia

Solid State Phenomena 172-174:1008 (2011)

2010

Physical origin of thickness-controlled sequential phase formation during reactive diffusion: Atomistic modeling

A. Portavoce, G. Tréglia

Physical Review B: Condensed Matter and Materials Physics 82 (2010)10.1103/PhysRevB.82.205431