kotlan.JPG

Contact
Name: Ing. Jiří Kotlan, Ph.D.
e-mail: kotlan.jiri@fel.cvut.cz
Position: Researcher
Room: T2:B3-137, Technicka 2, 166 27 Praha 6
Phone-number: (+420) 2 2435 2373


Research interests
Thermally Sprayed Ceramics, Suspension Plasma Spraying, Microstructure and Mechanical Properties of Materials, Dielectric Properties Characterization (permittivity, loss factor, bad-gap, resistivity)

Education
2012-2016: Ph.D studies, Faculty of Electrical Engineering, CTU in Prague, Thesis: Property studies of plasma sprayed titanates (supervised by Josef Sedláček and Pavel Ctibor).
2010-2012: Master's degree, Ing. ,Faculty of Electrical Engineering, CTU in Prague, Thesis: Relations between the microstructure of plasma sprayed titanates and their behavior in an electric field

Research experience
2012-2017 Researcher - Department of Materials Engineering, Institute of Plasma Physics of the Czech Academy of Sciences
4/2016 Visiting scholar - Center for Thermal Spray Research, State University of New York, Stony Brook, USA. Topic: Suspension plasma spraying of alumina and titania. (1 month)
6-8/2014 Visiting scholar - Center for Thermal Spray Research, State University of New York, Stony Brook, USA. Topic: High temperature impedance spectroscopy of plasma sprayed coatings. (3 months)

Academic awards
2017 - Dean's award for outstanding doctoral thesis, Awarded by the dean of the Faculty of Electrical Engineering, CTU in Prague
2015 - 1st place in Scientific projects competition, Awarded by the CEZ Ltd. foundation

Teaching activities
A1B13MVE - Materiály pro výkonovou elektrotechniku (Materials for Power Electrical Engineering)– Instructor in the laboratory
A1B13VST - Výkonové součástky a technologie (Technologies in Electrical Engineering) – Instructor in the laboratory
A2B13PEL - Průmyslová elektrotechnika (Industrial Electrical Engineering) - Instructor in the laboratory

Projects
2016-2018 - SGS16/225/OHK3/3T/13 - Research of the dielectric properties of thermally sprayed ceramic coatings., Principal investigator.
2015-2017 - 15-12145S - Physical aspects of plasma spray deposition from liquid feedstock., Research team member.
2013-2015 - SGS13/195/OHK3/3T/13 - Study of the Structure and Electrical Properties of Plasma Sprayed Ceramics and Silicates., Principal investigator.

Supervised students
2015 - 2016 - Rostislav Hřibal, Preparation of Master´s Thesis: “The role of spray conditions on dielectric properties of plasma sprayed yttria.”
2014 - 2015 - Petr Jech, Preparation of Master's Thesis: “Preparation of calcium titanate by precursor plasma spraying.”

Are you interested in material research or looking for the topic of your thesis? Feel free to contact me (kotlan.jiri@fel.cvut.cz).

Publications in impacted journals

  • Ctibor, P. - Kubatík, T. - Sedláček, J. - Kotlan, J.: Spark Plasma Sintering of Dielectric Ceramics Zr0.8Sn0.2TiO4. Materials Science (MEDŽIAGOTYRA). 2016, vol. 22, no. 3, pp. 435 - 439, 2016. ISSN 1392-1320.
  • Ctibor, P. - Seshadri, R.-C. - Henych, J. - Nehasil, V. - Pala, Z. - Kotlan, J.: Photocatalytic and electrochemical properties of single‐ and multi‐layer sub‐stoichiometric titanium oxide coatings prepared by atmospheric plasma spraying. Journal of Advanced Ceramics. 2016, vol. 5, no. 2, pp. 126 - 136. ISSN 2226-4108.
  • Kotlan, J. - Seshadri, R.-C. - Sampath, S. - Ctibor, P.: The role of amorphous phase content on the electrical properties of atmospheric plasma sprayed (Ba,Sr)TiO3 coatings. Ceramics International. 2016, vol. 42, no. 9, p. 11010-11014. ISSN 0272-8842.
  • Kotlan, J. - Pala, Z. - Musalek, R. - Ctibor, P.: On reactive suspension plasma spraying of calcium titanate. Ceramics International. 2016, vol. 42, no. 3, p. 4607-4615. ISSN 0272-8842.
  • Kotlan, J. - Seshadri, R.-CH. - Sampath, S - Ctibor, P. - et al.: On the dielectric strengths of atmospheric plasma sprayed Al2O3 ,Y2O3 , ZrO2 - 7% Y2O3 and (Ba,Sr)TiO3 coatings. Ceramics International. 2015, vol. 41, no. 9, p. 11169-11176. ISSN 0272-8842.
  • Ctibor, P. - Kotlan, J. - Pala, Z. - Sedláček, J. - et al.: Calcium titanate (CaTiO3) dielectrics prepared by plasma spray and post-deposition thermal treatment. Materials Research Bulletin. 2015, vol. 72, p. 123-132. ISSN 0025-5408.
  • Mušálek, R. - Bertolissi, G. - Medřický, J. - Kotlan, J. - Pala, Z. - Curry, N.:Feasibility of suspension spraying of yttria-stabilized zirconia with water-stabilized plasma torch. Surface and Coatings Technology. 2015, vol. 268, p. 58-62. ISSN 0257-8972
  • Ctibor, P. - Neufuss, K - Pala, Z - Kotlan, J. - et al.: Dielectric and mechanical properties of plasma-sprayed olivine. Romanian Reports in Physics. 2015, vol. 67, no. 2, p. 600-616. ISSN 1221-1451.
  • Kotlan, J. - Ctibor, P. - Pala, Z. - Homola, P. - Nehasil, V.: Improving dielectric properties of plasma sprayed calcium titanate (CaTiO3) coatings by thermal annealing. Ceramics International. 2014, vol. 40, no. 8, p. 13049-13055. ISSN 0272-8842.
  • Ctibor, P. - Píš, I. - Kotlan, J. - Pala, Z. - Khalakhan, I. - et al.: Microstructure and Properties of Plasma-Sprayed Mixture of Cr2O3 and TiO2. Journal of Thermal Spray Technology. 2013, vol. 22, no. 7, p. 1163-1169. ISSN 1059-9630.
  • Sedláček, J. - Ctibor, P. - Kotlan, J. - Pala, Z.: Dielectric properties of CaTiO3 coatings prepared by plasma spraying. Surface Engineering. 2013, vol. 29, no. 5, p. 384-389. ISSN 0267-0844..
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