Dr. Algimantas Kežionis

Dr. Algimantas Kežionis

Phone: +370 522 34 575

E-mail: 

Institute of Applied Electrodynamics and Telecommunications (IAET)

Material science

Chief researcher

Impedance spectroscopy, ionic conductivity, microwaves

https://orcid.org/0000-0002-6146-6061

https://www.researchgate.net/profile/Algimantas-Kezionis

1. Kazlauskas S., Kezionis A., Salkus T., et al., Electrical properties of YSZ and CaSZ single crystals, SOLID STATE IONICS 231, p. 37-42, 2013. DOI: 10.1016/j.ssi.2012.10.020.
2. Kazlauskas S., Kezionis A., Kazakevicius E., et al., Charge carrier relaxation and phase transition in scandium stabilized zirconia ceramics, ELECTROCHIMICA ACTA 134, p. 176-181, 2014. DOI: 10.1016/j.electacta.2014.04.112.
3. Kezionis A.; Petrulionis D.; Kazakevicius E. et al.Charge carrier relaxation phenomena and phase transition in La2Mo2O9 ceramics investigated by broadband impedance spectroscopy, ELECTROCHIMICA ACTA 213, p. 306-313, 2016. DOI: 10.1016/j.electacta.2016.07.124.
4. Kezionis A., Kazakevicius E., Kazlauskas S. et al. Metal-like temperature dependent conductivity in fast Li+ ionic conductor Lithium Lanthanum Titanate, SOLID STATE IONICS 342 Article Number: UNSP 115060, 2019. DOI: 10.1016/j.ssi.2019.115060.
5. Kezionis A., Kazakevicius E., Some features of the analysis of broadband impedance data using distribution of relaxation times, ELECTROCHIMICA ACTA 349, Article Number 136379, 2020. DOI: 10.1016/j.electacta.2020.136379.
6. Kezionis, A and Kazakevicius, E., Charge carrier relaxation in YSZ and CaSZ single crystals: In search of the analytic representation of DRT. Dec 1 2021 | SOLID STATE IONICS 372 DOI: 10.1016/j.ssi.2021.115788

1.Modeling of radio waves propagation using ray tracing method

2. Development of fast impedance spectrometer

3. Measurements of EM field in low frequency microwave range

4.Development of measurements method of EM response of Pockels cells

Invited Lecture: “Broadband high temperature Impedance spectroscopy of Solid Oxide Ionic conductors”, In international symposium ISSFIT-12, July3-7, 2016, Kaunas, Lithuania

Supervised one doctoral student

Supervised about 50 bachelor's and master's theses

Reviewer of journals: "Advanced functional material", Electrochimica Acta", "Solid state Ionics'" '"Arabian Journal of Chemistry'", "Lithuanian journal of physics".