0000000000976955

AUTHOR

D. Rytz

showing 2 related works from this author

Dynamique d'un oscillateur photoréfractif : instabilités et analogie avec la loi de Curie-Weiss

2002

La dynamique et l'etat stationnaire du faisceau issu d'une cavite oscillante comprenant un cristal non-lineaire de titanate de baryum utilise en tant que miroir a conjugaison de phase sont etudies. Le parametre du systeme etant le gain du milieu non-lineaire, les dependances de l'intensite de l'oscillation et de l'inverse du temps de reponse sont similaires aux lois de Curie en physique du solide.

General Physics and AstronomyJournal de Physique IV (Proceedings)
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Photorefractive detection of antiparallel ferroelectric domains in BaTiO 3 and BaTiO 3 :Co crystals

1998

An all-optical method involving one coherent beam of light and based on photorefractive wave mixing is used to reveal antiparallel ferroelectric domains in one pure, and two cobalt-doped, barium titanate crystals (BaTiO 3 ). Rod-shaped domains with square cross sections are revealed.

Materials scienceCondensed matter physicsbusiness.industryPhysics::OpticsGeneral ChemistryPhotorefractive effectFerroelectricityCondensed Matter::Materials Sciencechemistry.chemical_compoundOpticschemistryCondensed Matter::SuperconductivityBarium titanateLight beamGeneral Materials SciencebusinessMixing (physics)Antiparallel (electronics)Applied Physics A: Materials Science & Processing
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