Structure and Properties of Ferroelectric Materials after Mechanoactivation


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Abstract

The mechanoactivation of ferroelectric materials with perovskite structure is performed. Structural changes of the ferroelectric materials after mechanoactivation based on X-ray absorption spectra (XAFS) and X-ray diffraction data (XRD) are studied. The Fourier analysis of EXAFS spectra allows quantitative estimates to be obtained for the local atomic structure of the investigated materials after activation. The effect mechanoactivation has on permittivity in a wide range of frequencies and temperatures is considered.

About the authors

G. B. Sukharina

Faculty of Physics

Author for correspondence.
Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

N. Y. Smolentsev

Faculty of Physics

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

L. A. Avakyan

Faculty of Physics

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

V. V. Srabionyan

Faculty of Physics

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

E. V. Khramov

Kurchatov Synchrotron Radiation Center

Email: galina_sukharina@mail.ru
Russian Federation, Moscow, 123182

V. V. Stashenko

Institute of Physics

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

S. P. Kubrin

Institute of Physics

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

E. I. Sitalo

Institute of Physics

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

A. A. Guda

Smart Materials Research Center

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

B. K. Abdulvakhidov

Smart Materials Research Center

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

L. A. Bugaev

Faculty of Physics

Email: galina_sukharina@mail.ru
Russian Federation, Rostov-on-Don, 344090

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