• optics and solid state physics
• optical properties of biological objects

• Bioelectronics (153 - Sensor and diagnostic electronic systems)
• Biomedical Engineering and Artificial Intelligence (153 - Sensory and diagnostic electronic systems)
• Modeling of Nanotechnologies (122 CS)
• Physical bases of methods of medical diagnostics (153 - Sensor and diagnostic electronic systems)
• Physical Fundamentals of Electronics (122- Computer Science)
• Physical Fundamentals of Electronics (171 - Electronics and Computer Technology)

• Padlyak B.V., Buchynskiі P.P., Bordun O.M. Intrinsic Luminescence of the Undoped Glasses of (CaO-Ga2O5-GeO2) System // Acta Physica Polonica A. –1999.–V95. №6.–P.921–929.
• Bordun O.M. Thermally Stimulated Depolarization in Bi4Ge3O12 Single Crystals and Thin Films // Phys.Stat.Sol.A.–1999.–V.176.–P.1089–1091.
• Bordun O.M., Stetskiv A.T. Luminescent Properties of Thin Bi2WO6 Films // Functional Materials.–2000.–v.7, №2.–P.347–349.
• Bordun O.M., Kukharskyy I.Yo., Antonyuk V.G., Dmytruk V. Luminescence of thin films of bismuth and lead complex oxide compounds // Radiation Measurements, Volume 42, Issues 4-5, April-May 2007, Pages 569–571.
• Bordun O., Drobchak O. Photoluminescence of urine salt // Proc. SPIE.– 2008.–V.6863.–68630N.
• Drobchak O., Bordun O. IR analysis of CaOx kidney calculi // Proceedings of the SPIE. –2009.– Vol. 7368. – P.73681Z-73681Z-7.
• Bordun O.M., Drobchak O.Z. Luminescence centers in dried urine samples containing urate and oxalate salts // Ukr. J. Phys. Opt. – 2009/- V.10, N 3.- P.124-133.
• Bordun O.M. Thermally stimulated and tunnel luminescence in Y2O3 and SC2O3 ceramics / O.M. Bordun, I.M. Bordun, I.Yo.Kukharskyy // Електроніка та інформаційні технології – Львів, 2011. – Вип.1. – с.18-29
• O. M. Bordun, I. Yo. Kukharskyy, V. G. Bihday. Effect of the synthesis and annealing atmosphere composition on the fundamental absorption edge of ZnGa₂O₄ thin films // J. Appl. Spectrosc. – 2013.  – V. 79 ,№6. – 997-1001.
• O. M. Bordun, I. O. Bordun, I. Yo. Kukharskyy. Dispersion and edge absorption of Y₂O₃ thin films obtained by different methods // J. Appl. Spectrosc. – 2013. – V. 79, №6. –  982-987.
• O. M. Bordun, V. G. Bihday, I. Yo. Kukharskyy. Influence of Annealing Conditions on the Luminescence and Photoelectric Properties of Pure and Mn²⁺-Activated ZnGa₂O₄ Thin Films // J. Appl. Spectrosc. – 2013. – V. 80,  №5. – 721-725.
• O. M. Bordun, V. G. Bihday, I. Yo. Kukharskyy. Photo- and Cathodoluminescence of ZnGa₂O₄:Cr Thin Films // J. Appl. Spectrosc. – 2014. – V. 81, №1. – 43-48.
• O. M. Bordun, I. Yo. Kukharskyy, B. O. Bordun, V. B. Lushchanets. Dispersion of Refractive Index of β-Ga₂O₃ Thin Films // J. Appl. Spectrosc. – 2014. – V. 81,  №5. – 771-775.
• O. M. Bordun, I. O. Bordun, I. Yo. Kukharskyy. Effect of Preparation Conditions on the Fundamental Absorption Edge of  Y₂O₃ Thin Films // J. Appl. Spectrosc. – 2015. – V. 82,  №3. – 390-395.
• O. M. Bordun, I. Yo. Kukharskyy, I. I. Medvid. Dispersion Properties of (Y_0.06Ga_0.94)₂O₃ Thin Films // J. Appl. Spectrosc. – 2016. – V. 83,  №1. – 141-144.
• O. M. Bordun, B. O. Bordun, I. Yo. Kukharskyy, I. I. Medvid. Photoluminescence Properties of β-Ga₂O₃ Thin Films Produced by Ion-Plasma Sputtering //  J. Appl. Spectrosc. – 2017. – V. 84, №1. – 46–51.
• O. M. Bordun, I. O. Bordun, I. Yo. Kukharskyy. Cathodoluminescence of  Y₂O₃:Eu Thin Films Obtained by RF Sputtering  // J. Appl. Spectrosc. –  2017. – V. 84, №2 – P. 249–254.
• S.S. Novosad, I.S. Novosad, O.M. Bordun, L.V. Kostyk, I.O. Bordun and O.Ya. Tuzyak. The Influence of Europium Impurity on the Recombination Luminescence in Y₂O₃ // Acta Physica Polonica A – 2018. – V. 133,  No. 4. – 806–810. DOI: 10.12693/APhysPolA.133.806
• O.M. Bordun, B.O. Bordun, I.I. Medvid and I.Yo. Kukharskyy. Microstructure and Thermally Stimulated Luminescence of β-Ga₂O₃ Thin Films // Acta Physica Polonica A – 2018. – V. 133, No. 4. – 910–913. DOI: 10.12693/APhysPolA.133.910
• I.O. Bordun, O.M. Bordun, I.Yo. Kukharskyy and Zh.Ya. Tsapovska. Structure and Cathodoluminescence of Y₂O₃:Eu Thin Films obtained at Different Conditions // Acta Physica Polonica A – 2018. – V. 133,  No. 4. – 914–917.  DOI: 10.12693/APhysPolA.133.914
• O. M. Bordun, I. O. Bordun, I. I. Kukharskyy, I. I. Medvid, Zh. Ia. Tsapovska, and D. S. Leonov. Features of Deposition and Formation of the Structure of Y₂O₃:Eu Thin Films Obtained by Radio-Frequency Sputtering // Nanosistemi, Nanomateriali, Nanotehnologii – 2019. – V. 17, № 2. – pp. 353–360.
• O. M. Bordun, I. O. Bordun, I. M. Kofliuk, I. Yo. Kukharskyy, I. I. Medvid, Zh. Ya. Tsapovska, D. S. Leonov. Morphology ofThin Films Y₂O₃:Eu Obtained by Different Methods // Nanosistemi, Nanomateriali, Nanotehnologii – 2020. – V.18, № 1, pp. 53–58.
• O. M. Bordun, I. O. Bordun, I. M. Kofliuk, I. Yo. Kukharskyy, I. I. Medvid, Zh. Ya. Tsapovska, D. S. Leonov. Effect of Activator Concentration on the Morphology of Thin Films of Y₂O₃:Eu Obtained by Radio-Frequency Sputtering // Nanosistemi, Nanomateriali, Nanotehnologii – 2020. – V.18, № 3, pp. 717–725.
• O. M. Bordun, B. O. Bordun, I. Yo. Kukharskyy, I. I. Medvid. Density of States and Interband Light Absorption in β-Ga₂O₃ Thin Films // J. Appl. Spectrosc.– 2021.– V.88, №2 – p. 257–260.
• O. M. Bordun, B. O. Bordun, I. Yo. Kukharskyy, I. I. Medvid, I.I. Polovynko, Zh. Ya. Tsapovska, D. S. Leonov. Surface Morphology of Thin β-Ga₂O₃ Films Obtained by Radio-Frequency Sputtering // Nanosistemi, Nanomateriali, Nanotehnologii – 2021. – V.19, № 1, pp. 159–165.
• O. Bordun, B. Bordun, I. Kukharskyy, I. Medvid, Zh. Tsapovska. Influence of the obtaining conditions on the electroconductivity of Ga₂O₃ thin films // Electronics and information technologies. – 2021. – Issue 16, P. 87–93.
• O.M. Bordun, B.O. Bordun, I.M. Kofliuk, I.Yo. Kukharskyy, I.I. Medvid Influence of the Composition of the Radio-Frequency Sputtering Atmosphere on the Density of States and Interband Light Absorption in thin Y₂O₃ Films // J. Appl. Spectrosc. –  2022. – V. 88, №6 – P. 1152–1156.
• O. M. Bordun, I. O. Bordun, I. M. Kofliuk, I. Yo. Kukharskyy, I. I. Medvid, Zh. Ya. Tsapovska, D. S. Leonov. Surface Morphology of Y2O3:Eu Thin Films at Different Activator Concentrations // Nanosistemi, Nanomateriali, Nanotehnologii – 2022. – V.20, № 1, pp. 91–96.
• О. М. Bordun, B. О. Bordun, I. Yo. Kukharskyy, I. I. Medvid, D. М. Maksymchuk, Zh. Ya. Tsapovska, D. S. Leonov. Photoconductivity of Thin β-Ga₂O₃ and β-Ga₂O₃:Cr³⁺ Films // Nanosistemi, Nanomateriali, Nanotehnologii – 2023. V. 21, № 1, pp. 49–55.
• O. M. Bordun, V. G. Bihday, І. Yo. Kukharskyy, І. І. Medvid, І. М. Kofliuk, I. Yu. Khomyshyn, Zh. Ya. Tsapovska, D. S. Leonov Surface Morphology of Thin ZnGa2O4 Films Obtained by Different Methods // Nanosistemi, Nanomateriali, Nanotehnologii – 2023. – V. 21, № 2, pp. 403–411.
• O. M. Bordun, B. O. Bordun, I. I. Medvid, M. V. Protsak, K. L. Biliak, I. Yo. Kucharskyy, D. M. Maksymchuk, I. M. Kofliuk, D. S. Leonov Surface Morphology of (La0.06Ga0.94)2O3:Eu Thin Films // Nanosistemi, Nanomateriali, Nanotehnologii – 2023. – V. 21, № 3, pp. 593–603.
• O.M. Bordun, B.O. Bordun, I.Yo. Kukharskyy, D.M. Maksymchuk, I.I. Medvid. Luminescence of Cr-doped β-Ga2O3 thin films // Phys. and Chem. of Solid State –2023. – V. 24, № 3, pp. 490-494.

Born on February 5, 1964, in the village of Obroshino, Pustomyty district, Lviv region. Physicist, physics teacher. Graduated from the Ivan Franko National University of Lviv. Years of study at the university: 1981 – 1986 b. University address: Lviv, Universitetskaya str. 1. Candidate of Physical and Mathematical Sciences 1993, Doctor of Physical and Mathematical Sciences since 2005, Associate Professor since 2001, Professor since 2008 Since 1986 he has been working at the Ivan Franko National University of Lviv, in particular from 1986 to 1989 – Senior laboratory assistant at the Department of General Physics, 1989 – 1991. – Trainee researcher at the Department of General Physics. In 1991 he entered the postgraduate course at the Ivan Franko National University of Lviv on a full-time basis, and in 1992. He was transferred to the correspondence form of study in connection with the transfer to the post of assistant of the Department of General Physics, where he worked since 1992. Up to 1999 From 1999 to 2003 – Associate Professor of the Department of General Physics. In connection with the formation of the Faculty of Electronics in 2003, he was transferred to the position of Associate Professor of the Department of Physical and Biomedical Electronics and from 2003 to 2017 served as Deputy Dean of the Faculty of Electronics for academic work. Since 2006 he was transferred to the position of professor of the Department of Physical and Biomedical Electronics. Since 2017, Head of the Department of Physical and Biomedical Electronics.

Investigates the relationship of structural complexes and crystal-chemical properties with optical-luminescent and electro-physical properties in acidic scintillation compounds in monocrystalline, ceramic, and thin-film states. Conducts research on the optical properties of biological systems.

Currently, Bordun O.M. is the author of about 250 scientific papers, incl. 133 articles, 105 theses of reports and materials at scientific conferences, 4 patents, and 7 teaching aids. In particular:

• Bordun O.M. “Optical spectrophotometry in biomedical research” / Textbook recommended by the Ministry of Education and Science for students of higher education institutions – Lviv, Ivan Franko National University of Lviv Publishing Center, 2008. 272 p.
• Bordun O.M., Bigun R.I., Kukharsky I.I., Pastyrsky Y.A. “Experimental methods of physical and biomedical electronics” – Lviv, Ivan Franko National University Publishing Center, 2011. 291 p.

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