Tea Time 学术活动系列邀请报告(135)

报告题目:  Raman scattering studyof structural phase transitions

报 告 人:  Alexander N. Vtyurin(Professor, Siberian Federal University)

时    间：9月27日（星期五），10:00-11:00

地    点：1-401物理学科会议室

报告摘要：

Basics of Raman Scattering

Phenomenological approach

Temperature effects inRaman spectra

Structural phasetransition and lattice dynamics

Hard mode spectroscopy

Soft mode spectroscopy

Phase transitions andRaman intensities

报告人简介：

Professor, Head ofPhotonics and Laser Technologies, Institute of Engineering Physics andRadioelectronics, Siberian Federal University.

Main scientific interests:(1) Optical and spectral properties of dielectric crystals, Raman spectroscopyand nonlinearoptics in ferroelectric, molecular, incommensurate, and disorderedsystems. (2) Structure and macroscopic properties of crystals, latticedynamics, phase transitions.

Scientific Education: PhD:Physics and Mathematics (Optics), Kirensky Institute of Physics SB RAS, 1981(Optical Properties of Incommensurate Phases of the K2SeO4 FerroelectricCrystal, Prof. V. F. Shabanov). Dr. Sci.: Physics and Mathematics (Optics),Kirensky Institute of Physics SB RAS, 2002 (Raman Scattering Study of theStructural Phase Transitions in Dielectric Crystals with Molecular Groups).

Career: 1972–Present:Laboratory Assistant, Junior Scientist, Senior Scientist, Scientific Secretary,Deputy Director, Principal Scientist–at Kirensky Institute of Physics SB RAS,Krasnoyarsk. 1985 – Present: Associate Professor, Professor, Head of Photonicsand Laser Technologies Dept. – at Siberian Federal University, Krasnoyarsk.