Soutenance de Thèse de Henu Sharma : Theoretical studies of PbTiO3 and SrTiO3 under uniaxial mechanical constraints combining first-principles calculations and phenomenological Landau theory

Henu Sharma thesis

Theoretical studies of PbTiO3 and SrTiO3 under uniaxial mechanical constraints combining first-principles calculations and phenomenological Landau theory

Thesis directed by Prof. Philippe Ghosez of Univ. Liège (Belgium) and Prof. Jens Kreisel of Gabriel Lippmann (Luxembourg).

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Key words
oxydes pérovskites, théorie de la fonctionnelle de la densité, férroélectricité, contrainte mécanique, théorie de Landau, transitions de phase structurales, mode férroélectrique, mode antiferrodistortif

Jury members
Pr. Philippe Ghosez - PhyTheMa Unit, Univ. Liège (Belgium)
J. Kreisel, Dept. Science and Analysis of Materials (SAM), Centre de Recherche Public Gabriel Lippmann (Luxembourg)
Pr. L. Wirtz, Physique & Matériaux, Univ. Luxembourg
Dr. F. Weiss, LMGP, Grenoble (France)
Dr. M. Verstraete, Nano-bio Spectroscopy Group, Univ. Liège (Belgium)