St. Petersburg Polytechnic University Journal: Physics and Mathematics Научно-технические ведомости СПбГПУ. Физико-математические науки 2304-9782, 2618-8686, 2405-7223 16 The influence of heat treatment on dielectric  properties of ceramic oxide materials Влияние термической закалки на диэлектрические свойства керамических оксидных материалов Lankin Sergei golubeva0212@mail.ru Vanina Elena evanina@yandex.ru Kiselyova Alena golubeva0212@mail.ru Golubeva Irina 10 06 2010 2 98 107 110

Alumina ceramic dielectrics were investigated after thermal treatment. Activation energy values of conductivity were obtained before and after heat treatment of ceramics samples. The frequency dependences of permittivity and dielectric loss for hardened samples were considered.

 thermal training ceramic materials dielectric permittivity activation energy