Microwave and Ultrasonic Studies of NH4HSeO4 Crystals
R. Sobiestianskas
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorR. Mizaras
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorV. Valevicius
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorZ. Czapla
Institute of Experimental Physics, Wroclaw University, Cybulskiego 36, PL-50-205 Wroclaw, Poland
Search for more papers by this authorJ. Grigas
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorV. Samulionis
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorA. Brilingas
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorR. Sobiestianskas
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorR. Mizaras
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorV. Valevicius
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorZ. Czapla
Institute of Experimental Physics, Wroclaw University, Cybulskiego 36, PL-50-205 Wroclaw, Poland
Search for more papers by this authorJ. Grigas
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorV. Samulionis
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorA. Brilingas
Faculty of Physics, Vilnius University, Sauletekio Aleja 9, 2054 Vilnius, Lithuania
Search for more papers by this authorAbstract
The paper presents the results of dielectric studies of the sequence of four phase transitions in AHSe crystals in the frequency range 100 Hz to 77 GHz, and ultrasonic studies in the range 10 to 70 MHz.
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