Prof. Petro M. Fochuk Profile

Viсtor Strebezhev, Petro Fochuk, Olena Maslyanchuk, Ivan Yuriychuk, Victoria Pylypko, Volodymyr Strebezhev, Sergiy Nichyi, Aleksey Bolotnikov, Ralph James

Proceedings Volume 11494, 114941E (2020) https://doi.org/10.1117/12.2569534

KEYWORDS: Laser crystals, Crystals, Heterojunctions, Sensors, Transparency, Laser therapeutics, Electronics, Semiconductors, Laser applications, Epitaxy

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Proceedings Article | 20 August 2020 Poster + Paper

Effect of the concentration of impurities: determining the space charge region thickness on detection properties of Cr/CdTe/Au Schottky diode detectors

Valeriy Sklyarchuk, Volodymyr Gnatyuk, Petro Fochuk, Toru Aoki

Proceedings Volume 11494, 1149419 (2020) https://doi.org/10.1117/12.2568235

KEYWORDS: Crystals, Sensors, Diodes, Cesium, Semiconductors, Gold, Crystallography, Chromium, Resistance

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Proceedings Article | 20 August 2020 Poster + Paper

The effect of laser treatment on the morphology of graphene/CdTe x-ray and γ-ray detectors

Olena Maslyanchuk, Viktor Strebezhev, Petro Fochuk, Ihor Fodchuk, Mykola Sorokatyi, Aleksey Bolotnikov, R. James

Proceedings Volume 11494, 1149418 (2020) https://doi.org/10.1117/12.2570634

KEYWORDS: Crystals, Graphene, Sensors, Multilayers, X-ray detectors, Resistance

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Proceedings Article | 6 February 2020 Paper

Ellipsometric studies and scanning electron microscopy of Cd1-xMn xTe films and layers modified by laser irradiation

V. Strebezhev, I. Yuriychuk, P. Fochuk, V. Pylypko, M. Sorokatyi

Proceedings Volume 11369, 113691E (2020) https://doi.org/10.1117/12.2553967

KEYWORDS: Cadmium, Tellurium, Crystals, Manganese, Laser crystals, Refractive index, Scanning electron microscopy, Laser therapeutics, Oxides, Laser irradiation

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Proceedings Article | 9 September 2019 Paper

Ab initio GGA+U investigations of the structural, electronic, and magnetic properties of Cd1-xMnxTe alloy

I. Yuriychuk, P. Fochuk, A. Bolotnikov, R. James

Proceedings Volume 11114, 111141Q (2019) https://doi.org/10.1117/12.2529263

KEYWORDS: Manganese, Tellurium, Cadmium, Magnetism, Ferromagnetics, Chemical species, Magnetic semiconductors, Ions, Crystals, Electrons

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Proceedings Article | 9 September 2019 Paper

High temperature Hall-effect investigations of Cd0.85Mn0.10Zn0.05Te crystals

V. Kopach, O. Kopach, A. Kanak, L. Shcherbak, P. Fochuk, A. Bolotnikov, R. James

Proceedings Volume 11114, 111141P (2019) https://doi.org/10.1117/12.2529066

KEYWORDS: Cadmium, Zinc, Manganese, Tellurium, Crystals, Temperature metrology, Indium, Annealing, Control systems, Magnetic semiconductors

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Proceedings Article | 9 September 2019 Paper

Mechanisms contributing to dark current across metal/CdMnTe/metal structures

V. Sklyarchuk, P. Fochuk, S. Solodin, Z. Zakharuk, A. Rarenko, A. Bolotnikov, R. James

Proceedings Volume 11114, 111141V (2019) https://doi.org/10.1117/12.2530444

KEYWORDS: Crystals, Tellurium, Optical testing, Resistance, Metals

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Proceedings Article | 13 September 2018 Paper

Properties of Cd0.90-xMnxZn0.10Te (x = 0.10, 0.20) crystals grown by Vertical Bridgman method

V. Kopach, O. Kopach, A. Kanak, L. Shcherbak, P. Fochuk, A. Bolotnikov, R. James

Proceedings Volume 10762, 1076212 (2018) https://doi.org/10.1117/12.2320676

KEYWORDS: Crystals, Tellurium, Manganese, Cadmium, Zinc, Semiconducting wafers, Quartz, Carbon, Temperature metrology, Crystallography

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Proceedings Article | 29 August 2017 Paper

Vertical Bridgman growth and characterization of Cd0.95-xMnxZn0.05Te (x=0.20, 0.30) single-crystal ingots

V. Kopach, O. Kopach, L. Shcherbak, P. Fochuk, Svitlana Filonenko, A. Bolotnikov, R. James

Proceedings Volume 10392, 1039214 (2017) https://doi.org/10.1117/12.2271767

KEYWORDS: Crystals, Cadmium, Thermal analysis, Solids, Optoelectronics, Zinc

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Proceedings Article | 30 November 2015 Paper

Software for optical recognition of micro- and nano-objects in solids and colloidal solutions

O. Val', L. Diachenko, E. Minov, S. Ostapov, P. Fochuk, Yu. Khalavka, O. Kopach

Proceedings Volume 9809, 98090U (2015) https://doi.org/10.1117/12.2228627

KEYWORDS: Solids, Object recognition, Crystals, Software development, Nanoparticles, Particles, Statistical analysis, Image filtering, Semiconductors, Photography, Microscopes, 3D image processing

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Proceedings Article | 4 September 2015 Paper

Influence of the thickness of a crystal on the electrical characteristics of Cd(Zn)Te detectors

V. Sklyarchuk, P. Fochuk, I. Rarenko, Z. Zakharuk, O. Sklyarchuk, A. Bolotnikov, R. James

Proceedings Volume 9593, 959319 (2015) https://doi.org/10.1117/12.2187478

KEYWORDS: Crystals, Sensors, Resistance, Indium, Solids, Metals, Semiconductors, Electric field sensors, X-ray detectors, X-rays

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Proceedings Article | 26 August 2015 Paper

Regularities in the melting and crystallization of CdTe-Al alloys

A. Kanak, O. Kopach, P. Fochuk, L. Shcherbak, I. Nakonechnyi, A. Bolotnikov, R. James

Proceedings Volume 9593, 95931B (2015) https://doi.org/10.1117/12.2187488

KEYWORDS: Aluminum, Crystals, Solid state physics, Solids, Thermal analysis, Homogenization, Liquids, Doping, Chemical species, Sensors

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Proceedings Article | 26 August 2015 Paper

Response function of planar Cd(Zn)Te detectors to beta radiation

Alexandr Zakharchenko, Alexandr Rybka, Leonid Davydov, Vladimir Kutny, Manap Khazhmuradov, Petro Fochuk, Aleksey Bolotnikov, Ralph James

Proceedings Volume 9593, 959318 (2015) https://doi.org/10.1117/12.2187202

KEYWORDS: Sensors, Optical filters, Monte Carlo methods, Lead, Gamma radiation, Aluminum, Amplifiers, Strontium, Calibration, Spectroscopy

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Proceedings Article | 5 September 2014 Paper

Purification of p-type CdTe crystals by thermal treatment

P. Fochuk, I. Rarenko, Z. Zakharuk, Ye. Nykoniuk, V. Shlyakhovyj, A. Bolotnikov, Ge Yang, R. James

Proceedings Volume 9213, 92131H (2014) https://doi.org/10.1117/12.2062763

KEYWORDS: Crystals, Cadmium, Tellurium, Diffusion, Annealing, Scattering, Infrared radiation, Infrared imaging, Aluminum, Chlorine

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Proceedings Article | 5 September 2014 Paper

Spectroscopic response of Cd(Zn)Te radiation detectors with a Schottky diode

Alexandr Zakharchenko, Leonid Davydov, Anna Skrypnyk, Alexandr Rybka, Vladimir Kutny, Manap Khazhmuradov, Petro Fochuk, Valery Sklyarchuk, Aleksey Bolotnikov, Ralph James

Proceedings Volume 9213, 92131C (2014) https://doi.org/10.1117/12.2060403

KEYWORDS: Sensors, Gamma radiation, Spectroscopy, Diodes, Energy efficiency, Monte Carlo methods, Physics, Computer simulations, Computer programming, Semiconductor materials

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Proceedings Article | 5 September 2014 Paper

Mechanisms of the passage of dark currents through Cd(Zn)Te semi-insulating crystals

V. Sklyarchuk, P. Fochuk, I. Rarenko, Z. Zakharuk, O. Sklyarchuk, Ye. Nykoniuk, A. Rybka, V. Kutny, A. Bolotnikov, R. James

Proceedings Volume 9213, 92131G (2014) https://doi.org/10.1117/12.2062754

KEYWORDS: Crystals, Sensors, Semiconductors, Absorption, Electrons, Chromium, Tellurium, Indium, Zinc, Crystallography

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Proceedings Article | 26 September 2013 Paper

Effect of side-surface passivation on the electrical properties of metal-Cd(Zn)Te-metal structures

V. Sklyarchuk, P. Fochuk, Z. Zakharuk, R. Grill, V. Kutny, A. Rybka, D. Nakonechny, A. Zakharchenko, Ye. Nykoniuk, A. Bolotnikov, R. James

Proceedings Volume 8852, 88521I (2013) https://doi.org/10.1117/12.2023879

KEYWORDS: Sensors, Semiconductors, Crystals, Resistance, Electric field sensors, P-type semiconductors, N-type semiconductors, Indium, Surface finishing, Metals

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Proceedings Article | 26 September 2013 Paper

The energy dependence of the sensitivity for planar CdZnTe gamma-ray detectors

Alexandr Zakharchenko, Anna Skrypnyk, Manap Khazhmuradov, Alexandr Rybka, Vladimir Kutny, Petro Fochuk, Valery Sklyarchuk, A. Bolotnikov, R. James

Proceedings Volume 8852, 88521B (2013) https://doi.org/10.1117/12.2022593

KEYWORDS: Sensors, Gamma radiation, Monte Carlo methods, Electromagnetism, Absorption, Compton scattering, Calibration, Electrons, Measurement devices, Detection and tracking algorithms

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Proceedings Article | 26 September 2013 Paper

Differential thermal analyses of Cd0.95-xMnxZn0.05Te alloys

V. Kopach, O. Kopach, L. Shcherbak, P. Fochuk, A. Bolotnikov, R. James

Proceedings Volume 8852, 88521D (2013) https://doi.org/10.1117/12.2022837

KEYWORDS: Crystals, Thermal analysis, Supercooling, Solids, Semiconductors, Magnetic semiconductors, Zinc, Magnetism, Manganese, Temperature metrology

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Proceedings Article | 26 September 2013 Paper

Raman analysis of Zn(1-x)Mn(x)Te polycrystalline films

O. Klimov, D. Kurbatov, A. Opanasyuk, V. Kosyak, V. Kopach, P. Fochuk, A. Bolotnikov, R. James

Proceedings Volume 8852, 88521G (2013) https://doi.org/10.1117/12.2023280

KEYWORDS: Raman spectroscopy, Manganese, Solids, Phonons, Thin films, X-rays, Crystals, Zinc, Statistical analysis, X-ray diffraction

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Proceedings Article | 11 September 2013 Paper

Structural and substructural features of chemically deposited zinc oxide thin films

A. Opanasyuk, T. Berestok, P. Fochuk, A. Bolotnikov, R. James

Proceedings Volume 8823, 88230Q (2013) https://doi.org/10.1117/12.2023238

KEYWORDS: Zinc oxide, Zinc, Thin films, Crystals, X-rays, Reflection, Thin film deposition, X-ray diffraction, Scanning electron microscopy, Scattering

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