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Roman Fiala

Founder of the company

WOS: 26 publications in international reviewed journal with 666 citations. The h-index is 13. Researgate index is 36. The list of publications is in the attachment. Orcid: 0000-0002-9401-3376, ResearcherID: -7742-2015, ScopusID: 27667521400

Publications in peer-reviewed journals:

  • Nováková, J; Dubau, M; Fuka, Š; Duchoň, T; Johánek, V; Fiala, R; Veltruská, K; Potin, V; Matolín, V; Matolínová, I, Role of nitrogenated carbon in tuning Pt-CeOx based anode catalysts for higher performance of hydrogen-powered fuel cells
    Surf. Sci., 515 (Mar): Art. No. 146054 (10 pages), 2020.
  • Ostroverkh, A; Dubau, M; Kúš, P; Haviar, S; Václavů, M; Šmíd, B; Fiala, R; Yakovlev, Y; Ostroverkh, Y; Johánek, V, Durable ultra‐low‐platinum ionomer‐free anode catalyst for hydrogen proton exchange membrane fuel cell
    Int J Energy Res, 44 (6): 4641–4651, 2020.
  • Johánek, V; Ostroverkh, A; Fiala, R
    Vapor-feed low temperature direct methanol fuel cell with Pt and PtRu electrodes: Chemistry insight
    Renewable Energy, 138(JAN): 409–415, 2019.
  • Kúš, P; Ostroverkh, A; Khalakhan, I; Fiala, R; Kosto, Y; Šmíd, B; Lobko, Y; Yakovlev, Y; Nováková, J; Matolínová, I; Matolín, V
    Magnetron sputtered thin-film vertically segmented Pt-Ir catalyst supported on TiC for anode side of proton exchange membrane unitized regenerative fuel cells
    J. Hydrog. Energy, 44(31): 16087–16098, 2019.
  • Ostroverkh, A; Johánek, V; Dubau, M; Kúš, P; Khalakhan, I; Šmíd, B; Fiala, R; Václavů, M; Ostroverkh, Y; Matolín, V
    Optimization of ionomer-free ultra-low loading Pt catalyst for anode/cathode of PEMFC via magnetron sputtering
    J. Hydrog. Energy, 44(35): 19344–19356, 2019.
  • Ostroverkh, A; Dubau, M; Johánek, V; Václavů, M; Šmíd, B; Veltruská, K; Ostroverkh, Y; Fiala, R; Matolín, V
    Efficient Pt-C MEA for PEMFC with Low Platinum Content Prepared by Magnetron Sputtering
    Fuel Cells, 18(1): 51–56, 2018.
  • Khalakhan, I; Vorokhta, M; Kúš, P; Dopita, M; Václavů, M; Fiala, R; Tsud, N; Skála, T; Matolín, V
    In situ probing of magnetron sputtered Pt-Ni alloy fuel cell catalysts during accelerated durability test using EC-AFM
    Acta, 245(10 Aug): 760–769, 2017.
  • Fiala, A. Figueroba, A. Bruix, M. Vaclavu, A. Rednyk, I. Khalakhan, M. Vorokhta, J. Lavkova, F. Illas, V. Potin, I. Matolinova, KM. Neyman, V. Matolin,
    High efficiency of Pt2+- CeO2 novel thin film catalyst as anode for proton exchange membrane fuel cells
    Appl. Catal. B-Environ., 197(15 Nov): 262–270, 2016.
  • Khalakhan, R. Fiala, J. Lavková, P. Kúš, A. Ostroverkh, M. Václavů, M. Vorokhta, I. Matolínová, V. Matolín,
    Candle Soot as Efficient Support for Proton Exchange Membrane Fuel Cell Catalyst
    Fuel Cells, 16(5): 652–655, 2016.
  • Johánek, V; Ostroverkh, A; Fiala, R; Rednyk, A; Matolín, V
    Mass Spectrometry of Polymer Electrolyte Membrane Fuel Cells
    Anal. Methods Chem., 2016(9 Nov?): Art. No. 6097285 (9 pages), 2016.
  • Brummel, F. Waidhas, F. Faisal, R. Fiala, M. Vorokhta, I. Khalakhan, M. Dubau, A. Figueroba, G. Kovács, HA. Aleksandrov, GN. Vayssilov, SM. Kozlov, KM. Neyman, V. Matolín, J. Libuda,
    Stabilization of Small Platinum Nanoparticles on Pt–CeO2 Thin Film Electrocatalysts During Methanol Oxidation
    J. Phys. Chem. C, 120(35): 19723–19736, 2016.
  • Kúš, A. Ostroverkh, K. Ševčíková, I. Khalakhan, R. Fiala, T. Skála, N. Tsud, V. Matolin, V
    Magnetron sputtered Ir thin film on TiC-based support sublayer as low-loading anode catalyst for proton exchange membrane water electrolysis
    Int. J. Hydrog. Energy, 41(34): 15124–15132, 2016.
  • Khalakhan, M. Vorokhta, M. Václavů, B. Šmíd, J. Lavková, I. Matolínová, R. Fiala, N. Tsud, T. Skála, V. Matolín,
    In-situ electrochemical atomic force microscopy study of aging of magnetron sputtered Pt-Co nanoalloy thin films during accelerated degradation test
    Electrochim. Acta, 211(1 Sep): 52–58, 2016.
  • Fiala, M. Vaclavu, A. Rednyk, I. Khalakhan, M. Vorokhta, J. Lavkova, V. Potin, I. Matolinova, V. Matolin,
    Pt–CeOx thin film catalysts for PEMFC
    Catal. Today, 240 Part B(1 Feb): 236–241, 2015.
  • Fiala, M. Vaclavu, M. Vorokhta, I. Khalakhan, J. Lavkova, V. Potin, I. Matolinova, V. Matolin,
    Proton exchange membrane fuel cell made of magnetron sputtered Pt–CeOx and Pt–Co thin film catalysts
    J. Power Sources, 273(Jan): 105–109, 2015.
  • Bruix, Y. Lykhach, I. Matolinova, A. Neitzel, T. Skala, N. Tsud, M. Vorokhta, V. Stetsovych, K. Sevcikova, J. Myslivecek, R. Fiala, M. Vaclavu, K C. Prince, S. Bruyere, V. Potin, F. Illas, V. Matolin, J. Libuda, KM. Neyman,
    Maximum Noble-Metal Efficiency in Catalytic Materials: Atomically Dispersed Surface Platinum
    Angew. Chem.-Int. Edit., 53 (39): 10525–10530, 2014.
  • Fiala, I. Matolinova, V. Matolin, K. Sevcikova, H. Yoshikawa, A. Tapan,
    Electro-Oxidation Activity of Pt-CeOx Carbon Supported Catalysts
    Int. J. Electrochem. Sci., 8(8): 10204–10218, 2013.
  • Matolin, R. Fiala, I. Khalakhan, J. Lavkova, M. Vaclavu, M. Vorokhta,
    Nanoporous Ptn+–CeOx catalyst films grown on carbon substrates
    Int. J. Nanotechnol., 9(8/9): 680–694, 2012.
  • Matolínová, R. Fiala, I. Khalakhan, M. Vorokhta, Z. Sofer, H. Yoshikawa, K. Kobayashi, V. Matolín, Synchrotron Radiation Photoelectron Spectroscopy Study of Metal-Oxide Thin Film Catalysts: Pt-CeO2 coated CNTs
    Appl. Surf. Sci., 258(6): 2161–2164, 2012.
  • R Fiala, I Khalakhan, I Matolínová, M Václavů, M Vorokhta, Z Sofer, S Huber, V Potin and V Matolín, Pt-CeO2 coating of CNTs grown on anode GDL of the polymer electrolyte membrane fuel cell, Nanosci. Nanotechnol., 11(6): 5062–5067, 2011.
  • Matolin, I. Matolinova, M. Vaclavu, I. Khalakhan, M. Vorokhta, R. Fiala, I. Pis, Z. Sofer, J. Poltierova-Vejpravova, T. Mori, V. Potin, H.Yoshikawa, S.Ueda, K. Kobayashi, Platinum-Doped CeO2 Thin Film Catalysts Prepared by Magnetron Sputtering, Langmuir, 26(15): 12824–12831, 2010.
  • Vaclavu, I. Matolinova, J. Myslivecek, R. Fiala, V. Matolin,
    Anode Material for Hydrogen Polymer Membrane Fuel Cell: Pt–CeO2 RF-Sputtered Thin Films, J. Electrochem. Soc., 156(8): B938–B942, 2009.

Conferences:

  • Fiala, J. Drnec, M. Václavů and V. Matolín, X-Ray Absorption Study of Sputtered Pt-CeO2 Catalyst Used in PEM-FC, 232nd ECS Meeting (2017), National Harbor, MD, USA – talk.
  • Fiala, M. Dubau, T. Duchoň, M. Aulická, M. Václavů and V. Matolín, Pt doped CeO2 magnetron sputtered thin layer on CN x at Ultra Low loadings for PEMFC catalyst, Electrolysis and Fuel Cell Discussions 2015, La Grande Motte, France – poster.
  • Fiala, J. Drnec, M. Vaclavu, M. Vorokhta, I. Khalakhan, V. Matolin, X-ray Absorption Study of Sputtered Platinum Doped Cerium Oxide Catalyst Used in Proton Exchange Membrane Fuel Cell, Hydrogen Days 2015, / Prague, Czech Republic – Poster. Received best poster award.
  • Fiala, M. Vaclavu, V. Matolin, M. Vorokhta, J. Drnec,

X-ray Absorption Study of Sputtered Platinum Doped Cerium Oxide Catalyst Used in Proton Exchange Membrane Fuel Cell

Fuel Cell Seminar & Energy Exposition 2014, CA, USA – talk

  • Fiala, M. Václavů, I. Matolínová, Z. Sofer, V. Matolín, The Sputtered Platinum Doped CeO2 Thin Layer as a Catalyst for PEM-FC, The First International Education Forum on Environment and Energy Science 2012, Waikoloa Beach Marriott Resort & Spa, Hawaii’s Big Island, USA – talk.
  • Fiala, M. Václavů, P. Homola, I. Matolínová, I. Khalakhan, M. Vorohta, Z. Sofer, Š. Huber, V. Matolín, Pt Doped Sputtered CeO2 on Carbon Electrodes for Proton Exchange Membrane Fuel Cells, The Fuel Cell Seminar & Exposition 2012, Uncasiville, CT, USA – poster.
  • Fiala, P. Homola, I. Matolinova and V. Matolin, Investigation of Pt-CeO2 Catalyst for Polymer Membrane Fuel Cell, The Energy and Material Research Conference 2012, Torremolinos, Málaga, Spain – poster.
  • Fiala, M. Vaclavu, I. Matolinova, M. Vorokhta, Z. Sofer and V. Matolin, Investigation of New Anode catalyst for Miniaturized Polymer Membrane Fual Cell, EFCATS 2010, Izmir, Turkey – oral presentation at summer school.
  • Fiala, M. Václavů, V. Matolín,
    Miniaturized Direct Methanol/Hydrogen Polymer Membrane Fuel Cell for
    Anode Catalyst Investigations    , Fuel Cell Seminar & Exposition 2009,
    Palm Springs CA, USA – poster.

Other sources:

  • Yakovlev, YV; Lobko, YV; Vorokhta, M; Nováková, J; Mazur, M; Matolínová, I; Matolín, V
    Ionomer content effect on charge and gas transport in the cathode catalyst layer of proton-exchange membrane fuel cells
    Power Sources, 490(1 Apr): Art. No. 229531 (9 pages), 2021.
  • Hrbek, T; Kúš, P; Yakovlev, Y; Nováková, J; Lobko, Y; Khalakhan, I; Matolín, V; Matolínová
    Sputter-etching treatment of proton-exchange membranes: Completely dry thin-film approach to low-loading catalyst-coated membranes for water electrolysis
    J. Hydrog. Energy, 45(41): 20776–20786, 2020.
  • Khalakhan, I; Supik, L; Vorokhta, M; Yakovlev, Y; Dopita, M; Sandbeck, DJS; Cherevko, S; Veltruská, K; Matolínová, I
    Compositionally tuned magnetron co-sputtered PtxNi100-x alloy as a cathode catalyst for proton exchange membrane fuel cells
    Surf. Sci., 511: Art. No. 145486 (8 pages), 2020.
  • Khalakhan, I; Supik, L; Vorokhta, M; Yakovlev, Y; Dopita, M; Sandbeck, DJS; Cherevko, S; Veltruská, K; Matolínová, I
    Compositionally tuned magnetron co-sputtered PtxNi100-x alloy as a cathode catalyst for proton exchange membrane fuel cells
    Surf. Sci., 511: Art. No. 145486 (8 pages), 2020.
  • Yakovlev, YV; Nováková, J; Kúš, P; Dinhová, TN; Matolínová, I; Matolín, V
    Highly developed nanostructuring of polymer-electrolyte membrane supported catalysts for hydrogen fuel cell application
    Power Sources, 439(Nov): Art. No. 227084 (8 pages), 2019.
  • Isaac Martens, Antonis Vamvakeros, Raphael Chattot, Maria V. Blanco, Miika Rasola, Janne Pusa, Simon D.M. Jacque, Dan Bizzotto, David P. Wilkinson, Bastian Ruffmann, Stefan Heidemann, Veijo Honkimäki and Jakub Drnec
    X-ray transparent proton-exchange membrane fuel cell design for in situ wide and small angle scattering tomography
    Journal of Power Sources, 437(2019), 226906,

Works

Bachelor:

2008: Charles University, Faculty of Mathematics and Physics

  • Bachelor’s degree in Physics (course: General physics)
  • Graduation thesis: “Chip fuel cell”
  • Author: Roman Fiala

2015: Charles University, Faculty of Mathematics and Physics

  • Bachelor’s degree in Physics (course: General physics)
  • Graduation thesis: “Investigation of thin films for hydrogen fuel cells”
  • Author: Zuzana Komárková

2016: Charles University, Faculty of Mathematics and Physics

  • Bachelor’s degree in Physics (course: General physics)
  • Graduation thesis: “Studium tenkovrstvových katalyzátorů pro anody přímých metanolových palivových článků”
  • Author: Lukáš Fusek

Master:

2010: Charles University, Faculty of Mathematics and Physics

    • Master’s degree: Physics of Surface and Plasma Science
    • Graduation thesis: “Investigation of new anode materials for methanol polymer fuel cells”
    • Author: Roman Fiala

2017: Charles University, Faculty of Mathematics and Physics

  • Master’s degree: Physics of Surface and Plasma Science
  • Graduation thesis: “Study of thin film catalysts for oxygen reduction reaction on proton exchange membrane fuel cell cathode”
  • Author: Zuzana Komárková

2017: Charles University, Faculty of Mathematics and Physics

  • Master’s degree: Physics of Surface and Plasma Science
  • Graduation thesis: “Study of 3-phase catalytic layers for polymer electrolyte fuel cells and electrolysers”
  • Author: Šimon Fuka

2019: Charles University, Faculty of Mathematics and Physics

  • Master’s degree: Physics of Surface and Plasma Science
  • Graduation thesis: “Study of CO and N2 Interaction with Anode Catalysts of Proton-Exchange Membrane Fuel Cells”
  • Author: Lukáš Fusek

Doctor:

2013: Charles University, Faculty of Mathematics and Physics, Prague

  • PhD study in Physics (course: Physics of Surface and Plasma Science)
  • Thesis topic: “Preparation and Characterization of Novel Oxide Catalysts for Fuel Cell Applications”.
  • Author: Ivan Khalakhna

2017: Charles University, Faculty of Mathematics and Physics, Prague

  • PhD study in Physics (course: Physics of Surface and Plasma Science)
  • Thesis topic: “Investigation of new catalysts for polymer membrane fuel cells”.
  • Author: Roman Fiala

2018: Charles University, Faculty of Mathematics and Physics, Prague

  • PhD study in Physics (course: Physics of Surface and Plasma Science)
  • Thesis topic: “Thin-film catalysts for proton exchange membrane water electrolyzers and unitized regenerative fuel cells”.
  • Author: Peter Kúš

Awards:

  • 2012 Bolzano Award for Investigation of New Anode Materials for Methanol Polymer Fuel Cell. Czech national award for the best master students for Roman Fiala. http://iforum.cuni.cz/IFORUM-12530.html
  • 2012 Siemens Honorable Award for Nanostructured catalysts for fuel cells with small amounts of Pt, a team of authors – Vladimír Matolín, Tomáš Skála, Michal Václavů, Mykhailo Vorokhta, Ivan Khalakhan, Roman Fiala (Mathematics and Physics Faculty of Charles University). https://cuni.cz/UK-8104.html