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Oleksii Ostapenko

Observed names: O. I. Ostapenko, O. Ostapenko, O. V. Ostapenko, O.V. Ostapenko, О. В. Остапенко, О.В. Остапенко
ORCID: 0000-0003-0990-7883
Observed ORCIDs: 0000-0003-0990-7883, 0000-0002-0042-6509
OpenAlex ID: A5004183700
"transformation" of Hired Labor as One of the Conditions for Reforming Labor Legislation of Ukraine: Economic and Legal Dimension
2023 · Mariia Blikhar, Oleksii Ostapenko, et al. · Financial and credit activity problems of theory and practice · 7
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Preparation and properties of Bi2S3 films
2000 · V. N. Semenov, O. V. Ostapenko · Inorganic Materials · 5
Physical properties of CdS-In2S3 thin films
2000 · V. N. Semenov, O. V. Ostapenko, et al. · Inorganic Materials · 5
Photovoltaic converters based on CdxZn1−x S/Cu2S variband heterostructures
2002 · M. N. Levin, V. N. Semenov, et al. · Technical Physics Letters · 4
Heat loads analysis and creation of a uniform model for commercial refrigeration equipment calculation
2022 · Ivan Konstantinov, Mykhailo Khmelniuk, et al. · EUREKA Physics and Engineering · 2
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Judicial Jurisdiction of Consideration of Cases on Administrative Offences in the Field of Finance and Monitoring of their Implementation
2022 · Oleksii Ostapenko, Leontii Chystokletov, et al. · Review of Economics and Finance · 2
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Energy efficiency projects
2018 · O.Y. Yakovleva, M.G. Khmelniuk, et al. · Refrigeration Engineering and Technology · 2
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Power Efficiency Opportunities for Industrial Refrigeration System of Food Processing Enterprise
2017 · O. Ostapenko, O. Zimin, et al. · Refrigeration Engineering and Technology · 2
Ecological Aspects of Sustainable Development of Ukraine’s Regions: Integration of Heat Pumps and Renewable Sources of Energy
2025 · O. Ostapenko · Izdevniecība “Baltija Publishing” eBooks · 1
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Vertical Social Mobility in Ukraine in the Context of the Ukrainian-russian War
2023 · O. Ostapenko · Philosophical Horizons · 1
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Performance Analysis of the Small-Scale Refrigeration System Using Natural Refrigerants and Their Mixtures
2020 · Mykhailo Khmelniuk, Oleksii Ostapenko, et al. · Lecture notes in civil engineering · 1
Energy audit for complex energy system simulated using TRNSYS software
2020 · Volodymyr Bezhan, Volodymyr Zhytarenko, et al. · Energy Engineering and Control Systems · 1
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Low-temperature condensation refrigeration unit energy efficiency after applying of a hydrocarbon mixture as a working fluid in a propane refrigeration installation.
2013 · Mykhailo Khmelniuk, Oleksii Ostapenko, et al. · 1
Physics-informed Hybrid Anomaly Detectionand Fault Diagnosis for an R744 Booster Refrigeration Systemwith Heat Recovery and Oil Management
2026 · O. Yu. Yakovleva, O. V. Ostapenko · Collection of Scientific Publications NUS
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On a complaint as one of the types of citizens’ appeals to state authorities
2026 · O. I. Ostapenko, Ya. M. Malanych · Analytical and Comparative Jurisprudence
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On the new format of relations between the “Center” and newly established territorial communities
2026 · Oleksii Ostapenko, Ivan Flys · Visnik Nacional’nogo universitetu «Lvivska politehnika» Seria Uridicni nauki
Political majority and opposition in Ukraine
2026 · Oleksii Ostapenko, Ivan Flys · Visnik Nacional’nogo universitetu «Lvivska politehnika» Seria Uridicni nauki
On the optimization of administrative penalties for committing corruption acts.
2026 · Oleksii Ostapenko · Visnik Nacional’nogo universitetu «Lvivska politehnika» Seria Uridicni nauki
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Administrative and Legal Ensuring the Right to Housing in Ukraine by Citizens
2022 · Oleksii Ostapenko, Anatolii Kryzhanovskyi · International scientific journal Internauka Series Juridical Sciences
EN Energy system efficient performance and energy policy
2021 · O. Yakovleva, O. Ostapenko, et al. · Refrigeration Engineering and Technology
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EN Energy efficiency projects deployment for Ukrainian industry. Efficiency assessment method for energy exchange and the ratio of temperature change in heat exchangers
2020 · O. Yakovleva, O. Ostapenko, et al. · Refrigeration Engineering and Technology
Features of Techno-economic Calculation of Commercial Cooling Chambers
2017 · M. Khmelniuk, D. Vazhinskyi, et al. · Refrigeration Engineering and Technology
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Теплонасосні Технології Та Їх Потенційний Вплив На Проблеми Енергоефективності Та Захисту Навколишнього Середовища В Енергетичному Секторі України
2015 · О.В. Остапенко, П.Ф. Стоянов, et al. · Refrigeration Engineering and Technology
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Оптимальний Синтез Процесів Для Холодильної Системи Комплексу Низькотемпературної Конденсації Попутного Нафтового Газу
2015 · О. В. Остапенко, О. Ю. Яковлєва, et al. · Refrigeration Engineering and Technology
Structural organisation of femoral bones of white laboratory rats associated with aminophosphonates and aminobisphosphonates.
2014 · S. O. Mostovoy, O. V. Ostapenko, et al. · Morphologia
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Works count: 27
Citation count: 34
H-index: 4
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