doc. RNDr. Libor MACHALA, Ph.D.

Employee photo

585634301, 776309459

Katedra experimentální fyziky

Přírodovědecká fakulta

17. listopadu 12



Synthesis of iron(III) oxide nanoparticles and their characterization Mössbauer spectroscopy of iron containing compounds and nanomaterials. Transformation mechanisms of iron containing species.

Functions & membership in academic & non academic bodies:

  • Vedoucí katedry/ústavu/kliniky (1. 9. 2019 – 31. 8. 2022)
Stichleutner S., Herczeg B., Pechoušek J., Machala L., Smrčka D., Kouřil L., Vondrášek R., Krupa L. Change in Superparamagnetic State Induced by Swift Heavy Ion Irradiation in Nano-Maghemite. Metals. 2024.
Ochmann M., Machala L., Mašláň M., Heger V., Krátký T. Zinc Ferrite Nanoparticle Coatings on Austenitic Alloy Steel. Materials. 2024.
Písaříková A., Olejníček J., Venkrbcová I., Nožka L., Mašláň M., Machala L. CuFeO2 prepared by electron cyclotron wave resonance-assisted reactive HiPIMS with two magnetrons and radio frequency magnetron sputtering. JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A. 2023.
Gracheva M., Klencsár Z., Homonnay Z., Solti Á., Péter L., Machala L., Novák P., Kovács K. Revealing the nuclearity of iron citrate complexes at biologically relevant conditions. BIOMETALS. 2023.
Kuzmann E., Nomura K., Stichleutner S., Pechoušek J., Machala L., Vondrášek R., Malina O., Ingr T. Swift heavy ion irradiation-induced amorphous iron and Fe-Si oxide phases in metallic Fe-57 layer vacuum deposited on surface of SiO2/Si. JOURNAL OF MATERIALS RESEARCH. 2023.
Kuzmann E., Nomura K., Stichleutner S., Pechoušek J., Machala L., Vondrášek R., Malina O., Ingr T. Swift heavy ion irradiation‑induced amorphous iron and Fe–Si oxide phases in metallic57Fe layer vacuum deposited on surface of SiO2/Si. JOURNAL OF MATERIALS RESEARCH. 2023.
Kuzmann E., Stichleutner S., Machala L., Pechoušek J., Vondrášek R., Smrčka D., Kouřil L. Change in Magnetic Anisotropy at the Surface and in the Bulk of FINEMET Induced by Swift Heavy Ion Irradiation. Nanomaterials. 2022.
Ochmann M., Vrba V., Kopp J., Ingr T., Malina O., Machala L. Microwave-Enhanced Crystalline Properties of Zinc Ferrite Nanoparticles. Nanomaterials. 2022.
Zubrik A., Matik M., Mačingová E., Machala L., Pechoušek J. The use of microwave irradiation for preparation and fast-acting regeneration of magnetic biochars. CHEMICAL ENGINEERING AND PROCESSING-PROCESS INTENSIFICATION. 2022.
Ochmann M., Machala L., Kašlík J. Microwave Synthesis of Magnetite Nanoparticles and Mg-Doped Magnetite Nanoparticles by Precipitation of Fe 2+ Ions. JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY. 2021.
Müller B., Kovács K., Pham H., Pechoušek J., Machala L., Zbořil R. Chloroplasts preferentially take up ferric–citrate over iron–nicotianamine complexes in Brassica napus. PLANTA. 2019.
McNally MJ., Galinis G., Youle O., Petr M., Prucek R., Machala L., von Haeften K. Silver nanoparticles by atomic vapour deposition on an alcohol micro-jet. Nanoscale Advances. 2019.
Huan Y., Han C., Liu Y., Nadagouda MN., Machala L., O'Shea KE., Sharma VK., Dionysiou DD. Degradation of atrazine by ZnxCu1 (-) xFe2O4 nanomaterial-catalyzed sulfite under UV-vis light irradiation: Green strategy to generate SO4 center dot(-). Applied Catalysis B: Environmental. 2018.
Arodhiya SK., Placke A., Kocher J., Kumar A., Pechoušek J., Malina O., Machala L. Nickel-induced magnetic behaviour of nano-structured α-Fe2O3, synthesised by facile wet chemical rout. PHILOSOPHICAL MAGAZINE. 2018.
Zubrík A., Matík M., Lovás M., Štefušová K., Danková Z., Hredzák S., Václavíková M., Bendek F., Briančin J., Machala L., Pechoušek J. One-step microwave synthesis of magnetic biochars with sorption properties. Carbon Letters. 2018.
Novák P., Kolář M., Machala L., Machalová Šišková K., Karlický F., Petr M., Zbořil R. Transformations of ferrates(IV,V,VI) in liquids: Mössbauer spectroscopy of frozen solutions. PHYSICAL CHEMISTRY CHEMICAL PHYSICS. 2018.
Han C., Machala L., Medřík I., Prucek R., Kralchevska RP., Dionysiou DD. Degradation of the cyanotoxin microcystin-LR using iron-based photocatalysts under visible light illumination. Environmental Science and Pollution Research. 2017.
Alotaibi KM., Shiels L., Lacaze L., Peshkur TA., Anderson P., Machala L., Critchley K., Patwardhan SV., Gibson LT. Iron supported on bioinspired green silica for water remediation. Chemical Science. 2017.
Kuzmann E., Zoppellaro G., Pechoušek J., Klencsar Z., Machala L., Tuček J., Homonnay Z., Čuda J., Szalay R., Papai M. Magnetic coupling and relaxation in Fe[N(SiPh2Me)(2)](2) molecular magnet. Structural Chemistry. 2017.
Kovács K., Kamnev AA., Pechoušek J., Tugarova AV., Kuzmann E., Machala .., Zbořil R., Homonnay Z., Lazár K. Evidence for ferritin as dominant iron-bearing species in the rhizobacterium Azospirillum brasilense Sp7 provided by low-temperature/in-field Mössbauer spectroscopy. Analytical and Bioanalytical Chemistry. 2016.
Kralchevska RP., Sharma VK., Machala L., Zbořil R. Ferrates(Fe-VI, Fe-V, and Fe-IV) oxidation of iodide: Formation of triiodide. Chemosphere. 2016.
Machalová Šišková K., Jančula D., Drahoš B., Machala L., Babica P., Alonso PG., Trávníček Z., Tuček J., Maršálek B., Sharma VK., Zbořil R. High-valent iron (Fe-VI, Fe-V, and Fe-IV) species in water: characterization and oxidative transformation of estrogenic hormones. Physical Chemistry Chemical Physics. 2016.
Kolář M., Novák P., Machalová Šišková K., Machala L., Malina O., Tuček J., Sharma VK., Zbořil R. Impact of inorganic buffering ions on the stability of Fe(VI) in aqueous solution: role of the carbonate ion. Physical Chemistry Chemical Physics. 2016.
Sharma VK., Machala L. Mechanism of thermal decomposition of K2FeO4 and BaFeO4: A review. Hyperfine Interactions. 2016.
Kralchevska RP., Prucek R., Kolařík J., Tuček J., Machala L., Filip J., Sharma VK., Zbořil R. Remarkable efficiency of phosphate removal: Ferrate(VI)-induced in situ sorption on core-shell nanoparticles. Water Research. 2016.
Kovacs K., Pechoušek J., Machala L., Zbořil R., Klencsar Z., Solti A., Toth B., Mueller B., Hong DP., Kristof Z., Fodor F. Revisiting the iron pools in cucumber roots: identification and localization. Planta. 2016.
Machala L., Zbořil R. Thermal decomposition of ammonium ferrocyanide, (NH4)4[Fe(CN)6], in air. AIP Conference Proceedings. 2016.
Machala L., Sharma VK., Kuzmann E., Homonnay Z., Filip J., Kralchevska RP. Thermal decomposition of barium ferrate(VI): Mechanism and formation of Fe-IV intermediate and nanocrystalline Fe2O3 and ferrite. Journal of Alloys and Compounds. 2016.
Novák P., Pechoušek J., Procházka V., Navařík J., Kouřil L., Kohout P., Vrba V., Machala L. Time differential Fe-57 Mossbauer spectrometer with unique 4 pi YAP:Ce 122.06 keV gamma-photon detector. Nuclear Instruments & Methods in Physics Research. Section A: Accelerators, Spectrometers, Detectors, and Associated Equipment. 2016.
Machala L., Procházka V., Miglierini M., Sharma V., Marušák Z., Wille H., Zbořil R. Direct evidence of Fe(V) and Fe(IV) intermediates during reduction of Fe(VI) to Fe(III): a nuclear forward scattering of synchrotron radiation approach. Physical Chemistry Chemical Physics. 2015.
Kment Š., Schmuki P., Hubička Z., Machala L., Kirchgeorg R., Liu N., Wang L., Lee K., Olejníček J., Čada M., Gregora I., Zbořil R. Photoanodes with Fully Controllable Texture: The Enhanced Water Splitting Efficiency of Thin Hematite Films Exhibiting Solely (110) Crystal Orientation. ACS Nano. 2015.
Machala L., Filip J., Prucek R., Tuček J., Jiří F., Sharma V., Zbořil R. Potassium Ferrite (KFeO2): Synthesis, Decomposition, and Application for Removal of Metals. Science of Advanced Materials. 2015.
Navařík J., Novák P., Pechoušek J., Machala L., Jančík D., Mašláň M. Precise Compact System For Ionizing Radiation Detection And Signal Processing With Advanced Components Integration And Electronic Control. Journal of Electrical Engineering. 2015.
Tuček J., Machala L., Ono S., Namai A., Yoshikiyo M., Imoto K., Tokoro H., Ohkoshi S., Zbořil R. Zeta-Fe2O3 - A new stable polymorph in iron(III) oxide family. Scientific Reports. 2015.
Novák P., Navařík J., Pechoušek J., Procházka V., Machala L., Tuček J. Development of fast pulse processing algorithm for nuclear detectors and its utilization in LabVIEW-based Mossbauer spectrometer. Journal of Instrumentation. 2014.
Kuzmann E., Zoppellaro G., Pechoušek J., Čuda J., Klencsár Z., Homonnay Z., Tuček J., Szalay R., Pápai M., Machala L., Zbořil R. Ferromagnetic Coupling in an Fe[C(SiMe3)3]2/Ferrihydrite Hetero-Mixture Molecular Magnet. European Journal of Inorganic Chemistry. 2014.
Marková Z., Novák P., Kašlík J., Plachtová P., Brázdová M., Jančula D., Machalová Šišková K., Machala L., Maršálek B., Zbořil R., Varma R. Iron(II,III)−Polyphenol Complex Nanoparticles Derived from Green Tea with Remarkable Ecotoxicological Impact. ACS Sustainable Chemistry & Engineering. 2014.
Sharma VK., Hommonay Z., Machalová Šišková K., Machala L., Zbořil R. Mossbauer investigation of the reaction of ferrate(VI) with sulfamethoxazole and aniline in alkaline medium. Hyperfine Interactions. 2014.
Machalová Šišková K., Stráská J., Křížek M., Tuček J., Machala L., Zbořil R. Formation of Zero-valent Iron Nanoparticles Mediated by Amino Acids. Procedia Environmental Science 2013. 2013.
Machalová Šišková K., Machala L., Tuček J., Kašlík J., Mojzeš P., Zbořil R. Mixtures of L-amino acids as reaction medium for formation of iron nanoparticles: the order of addition into a ferrous salt solution matters. International Journal of Molecular Sciences (online). 2013.
Pechoušek J., Novák P., Navařík J., Kohout P., Machala L. Mössbauer Spectroscopy System with Increased Performance and Flexibility - Utilization In Material Research. Journal of Electrical Engineering. 2013.
Machala L., Zoppellaro G., Tuček J., Šafářová K., Marušák Z., Filip J., Pechoušek J., Zbořil R. Thermal decomposition of Prussian Blue microcrystals and nanocrystals – iron(III) oxide polymorphism control through reactant particle size. RSC Advances (online). 2013.
ŠIŠKOVÁ K., TUČEK J., MACHALA L., OTYEPKOVÁ E., FILIP J., ŠAFÁŘOVÁ K., PECHOUŠEK J., ZBOŘIL R. Air-stable nZVI formation mediated by glutamic acid: solid-state storable material exhibiting 2D chain morphology and high reactivity in aqueous environment. Journal of Nanoparticle Research. 2012.
Frydrych J., Machala L., Tuček J., Šišková K., Filip J., Pechoušek J., Šafářová K., Vondráček M., Seo JH., Schneeweiss O., Graetzel M., Sivula K., Zbořil R. Facile fabrication of tin-doped hematite photoelectrodes – effect of doping on magnetic properties and performance for light-induced water splitting. Journal of Materials Chemistry. 2012.
Maity D., Zoppellaro G., Šeděnková V., Tuček J., Šafářová K., Poláková K., Tománková K., Diwoky C., Stollberger R., Machala L., Zbořil R. Surface design of core-shell superparamagnetic iron oxide nanoparticles drives record relaxivity values in functional MRI contrast agents. Chemical Communications. 2012.
APARICIO ORDONEZ C., MACHALA L., MARUŠÁK Z. Thermal decomposition of Prussian blue under inert atmosphere. Journal of Thermal Analysis and Calorimetry. 2012.
Zbořil R., Andrle M., Opluštil F., Machala L., Tuček J., Filip J., Marušák Z., Sharma V. Treatment of chemical warfare agents by zero-valent iron nanoparticles and ferrate(VI)/(III) composite. Journal of Hazardous Materials. 2012.
MACHALA L., TUČEK J., ZBOŘIL R. Polymorphous Transformations of Nanometric Iron(III) Oxide: A Review. Chemistry of Materials. 2011.
Frydrych J., Machala L., Heřmánek M., Medřík I., Mašláň M., Tuček J., Pechoušek J., Sharma VK. A nanocrystalline hematite film prepared from iron(III) chloride precursor. Thin Solid Films. 2010.
Dobeš M., Machala L., Fürst T. Blurred image restoration: A fast method of finding the motion length and angle. Digital Signal Processing. 2010.
Park C., Walker J., Tannenbaum R., Stiegman A., Frydrych J., Machala L. Sol-Gel-Derived Iron Oxide Thin Films on Silicon: Surface Properties and Interfacial Chemistry. ACS Applied Materials & Interfaces. 2009.
Machala L., Zbořil R., Sharma V., Filip J., Jančík D., Homonnay Z. Transformation of Solid Potassium Ferrate(VI) (K2FeO4): Mechanism and Kinetic Effect of Air Humidity. European Journal of Inorganic Chemistry. 2009.
Machala L., Zbořil R., Gedanken A. Amorphous Iron(III) Oxide - A Review. Journal of Physical Chemistry B. 2007.
Machala L., Zbořil R., Sharma V., Filip J., Schneeweiss O., Homonnay Z. Mössbauer Characterization and in Situ Monitoring of Thermal Decomposition of Potassium Ferrate(VI), K2FeO4 in Static Air Conditions. Journal of Physical Chemistry B. 2007.
Filip J., Machala L., Zbořil R., Sharma V., Medřík I. Solid-state synthesis, characterization and applications of potassium ferrate(VI): A multi-analytical approach. Materials Structure in Chemistry, Biology, Physics and Technology. 2007.
Heřmánek M., Zbořil R., Mašláň M., Machala L., Schneeweiss O. Thermal behaviour of iron(II) oxalate dihydrate in the atmosphere of its conversion gases. Journal of Materials Chemistry. 2006.
Dobeš M., Machala L., Tichavský P., Pospíšil J. Human eye iris recognition using the mutual information. Optik. 2004.
Zbořil R., Machala L., Mašláň M., Tuček M., Schneeweiss O. Magnetism of amorphous Fe2O3 nanopowders synthesized by solid-state reactions. Physica Status Solidi (C). 2004.
Mašláň M., Zbořil R., Machala L., Vujtek M., Walla J., Nomura K. Mössbauer spectroscopy in study of thermally induced crystallization of amorphous Fe2O3 nanoparticles. Journal of metastable and nanocrystalline materials. 2004.
Zbořil R., Machala L., Mašláň M., Heřmánek M., Miglierini M., Fojtik A. Structural, magnetic and size transformations induced by isothermal treatment of ferrous oxalate dihydrate in static air conditions. Physica Status Solidi (C). 2004.
Pospíšil J., Machala L. Biometric verification and biometric identification of a person by methods of statistical analysis of digitized iris images. Acta Universitatis Palackianae Olomucensis, Facultas Rerum Naturalium, Physica. 2002.
Novák P., Pechoušek J., Malina O., Navařík J., Machala L. Liquid nitrogen cryostat for the low-temperature Mössbauer spectra measurements. In Tuček J., Miglierini M. (Eds.) AIP Conference Proceedings. 2014.
Kuzmann E., Pechoušek J., Čuda J., Yin H., Wei Y., Homonnay Z., Klencsár Z., Horváth A., Machala L., Kubuki S., Zoppellaro G., Zbořil R., Nath A. Magnetic Interaction in Oxygenated Alpha Fe-Phthalocyanines. In Tuček J., Miglierini M. (Eds.) AIP Conference Proceedings. 2014.
Pechoušek J., Novák P., Navařík J., Machala L. Mössbauer spectroscopy systém with increased performance and flexibility – utilization in materiál research. In Vajda J., Jamnický I. (Eds.) 19th International Conference on applied physics of condensed matter (APCOM 2013). 2013.
Miglierini M., Dekan J., Kopáni M., Lančok A., Kohout J., Cieslar M. Iron in Spleen Tissues. In Tuček J., Machala L. (Eds.) AIP Conference Proceedings. 2012.
Křížek M., Pechoušek J., Tuček J., Šafářová K., Medřík I., Machala L. Iron Oxide Nanoparticle Powders with High Surface Area. In Tuček J., Machala L. (Eds.) AIP Conference Proceedings. 2012.
Tuček J., Tuček P., Čuda J., Filip J., Pechoušek J., Machala L., Zbořil R. Iron(III) Oxide Polymorphs and Their Manifestations in In-Field 57Fe Mössbauer Spectra. In Tuček J., Machala L. (Eds.) AIP Conference Proceedings. 2012.
Petr M., Šišková K., Machala L., Kašlík J., Šafářová K., Zbořil R. Laser-Induced Transformations of Zero-Valent Iron Particles. In Tuček J., Machala L. (Eds.) AIP Conference Proceedings. 2012.
Čuda J., Mousa I., David B., Pizúrová N., Tuček J., Žák T., Mašláň M., Schneeweiss O. Magnetic Properties of CoFe2O4–BaTiO3 Composites. In Tuček J., Machala L. (Eds.) AIP Conference Proceedings. 2012.
Sharma V., Machalová Šišková K., Machala L., Zbořil R. Mechanism of Oxidation of Cysteine and Methionine by Ferrate(VI): Mossbauer Investigation. In Tuček J., Machala L. (Eds.) AIP Conference Proceedings. 2012.
Čuda J., Kohout T., Tuček J., Filip J., Medřík I., Mašláň M., Zbořil R. Mössbauer Study and Magnetic Measurement of Troilite Extract from Natan Iron Meteorite. In Tuček J., Machala L. (Eds.) AIP Conference Proceedings. 2012.
Pechoušek J., Jančík D., Frydrych J., Navařík J., Novák P. Setup of Mossbauer Spectrometers at RCPTM. In Tuček J., Machala L. (Eds.) AIP Conference Proceedings. 2012.
Kašlík J., Filip J., Šeděnková V., Tuček J., Čuda J., Zbořil R. Thermally Induced Solid-State Route toward Magnetite Nanoparticles with Controlled Stoichiometry. In Tuček J., Machala L. (Eds.) Proceedings of the International Conference MSMS-12. 2012.
Kovács K., Kuzmann E., Fodor F., Homonnay Z., Machala L., Vértes A. Low temperature 57Fe Mössbauer study of cucumber root. In . (Eds.) Journal of Physics: Conference Series (online). 2010.
Machala L., Zbořil R., Sharma V., Homonnay Z. Decomposition of Potassium Ferrate(VI) (K2FeO4) and Potassium Ferrate(III) (KFeO2): In-situ Mössbauer Spectroscopy Approach. Mössbauer Spectroscopy in Materials Science 2008. 2008.
Vůjtek M., Kubínek R., Zbořil R., Machala L. AFM Monitoring of Size Changes during Thermal Syntheses of Ferric Oxide Nanoparticles. Modern Research and Educational Topics in Microscopy. 2007.
Dobeš M., Machala L. COMPARISSON OF STATISTICAL METHODS IN STEGANOGRAPHY. Proceedings of the 6-th International Conference APLIMAT, Bratislava. 2007.
Dobeš M., Machala L., Mikeš J. Iterative Image Restoration and the Stopping Criteria. Proceedings of the 11th World Multi-Conference on Systemics, Cybernetics and Informatics. 2007.
Praks P., Machala L., Snášel V. Iris Recognition Using the SVD-Free Latent Semantic Indexing. In . (Eds.) Proceeding of the Fifth International Workshop on Multimedia Data Mining (MDM/KDD'04). 2006.
Zbořil R., Machala L., Mašláň M., Heřmánek M. Nanocrystalline Iron(III) Oxides Formed under Dynamic Heathing of Ferrous Oxalate Dihydrate in Air. Industrial Applications of the Mössbauer Effect. 2005.
Machala L., Zbořil R., Mašláň M., Tuček J., Sharma V. Nanoparticles of Iron (III) Oxides from Thermal Processes - Syntheses, Characterization and Applications. Florida Tech-BME Partnership Programme Yearbook. 2005.
Machala L. Statistická analýza struktury oční duhovky se zřetelem k identifikaci osob. 14. konference českých a slovenských fyziků. 2002.
Černík M., Zeman J., Tanapon P., Skácelová P., Petala E., Correia Velosa A., Filip J., Machala L., Zajíček P., Kolařík J., Gawande MB. Advanced Nano-Bio Technologies for Water and Soil Treatment. 2020.
Tuček J., Machala L., Frydrych J., Pechoušek J., Zbořil R. Mössbauer Spectroscopy in Study of Nanocrystalline Iron Oxides from Thermal Processes. Mossbauer Spectroscopy: Applications in Chemistry, Biology, Industry, and Nanotechnology. 2013.
Frydrych J., Pechoušek J., Novák P., Machala L., Schovánek P., Pech M., Hrabovský M., Palatka M., Navařík J., Nožka L. Detekční blok Mossbauerova spektrometru. 2013.
Navařík J., Novák P., Pechoušek J., Jančík D., Machala L., Mašláň M. Systém pro detekci ionizujícího záření. 2013.
Machala L., Tuček J., Ševčíková J., Miglierini M., Schneeweiss O., Lančok A. 10th International Conference on Mossbauer Spectroscopy in Materials Science (MSMS). 2012.
Frydrych J., Mašláň M., Machala L. Technologie pro nanášení tenkých hematitových vrstev. 2008.
Kvítek L., Machala L., Měřínská D., Tesaříková A., Obr T. Prototypy aktivních obalových fólií - Fólie obsahující aktivní železo. 2015.
Pechoušek J., Frydrych J., Novák P., Navařík J., Medřík I., Machala L. Samočinné doplňování LN2 pro spektrometr LT CEMS/CXMS. 2012.
FRYDRYCH J., PECHOUŠEK J., Novák P., Navařík J., Medřík I., MACHALA L. Systém automatického plnění kapalného dusíku pro nízkoteplotní mössbauerovské experimenty. 2012.
MEDŘÍK I., FRYDRYCH J., MACHALA L., MAŠLÁŇ M. Kalcinační víková pec (technická dokumentace k prototypu). 2011.
Current courses
Course title Department/Abbrev. Semester Type Classes
Theory of Signals and Information 1 KEF/STI1X ZS 3
Theory of Signals and Information 2 KEF/STI2X LS 3
Theory of Signals and Information 2 KEF/STI2X LS Cv 1
Theory of Signals and Information 1 KEF/TSI1E ZS 0
Theory of Signals and Information 2 KEF/TSI2E LS Cv 0
Theory of Signals and Information 2 KEF/TSI2E LS 0
Physics of surfaces KEF/FPOV ZS 2
Molecular Physics and Thermodynamics KEF/MFTX LS Cv 4
Molecular Physics and Thermodynamics KEF/MFTX LS 2
Experimental applied physics SLO/EAFX ZS Cv 6

Doctoral study on UP

Name Faculty Study programme Year of completion
HAVRDOVÁ PRF Fyzika 2017
PETR PRF Fyzika 2021
KAŠLÍK PRF Fyzika 2019
BAĎURA PRF Fyzika 2023
List contains doctoral study graduates

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