A. V. Umarov

38 ta ish

Toshkent temir yoʻl muhandislari instituti

1. Influence of the parameters to transition capacitance at NCDS-PSI heterostructure

   I.B. Sapaev, Б. Сапаев, Diyorjon Àbdullaev +5

   MaqolaOAOchiq kirishChalcogenide Semiconductor Thin FilmsE3S Web of Conferences202317 iqtibos

   ABIABI:AkademIndex/2023.article.000847

2. Design and optimization of a modified solar-driven energy system utilizing advanced heat recovery methods for electricity and hydrogen production in sustainable urban applications

   Mohamed A. Ismail, Ghanim Kadhim Abdul Sada, Abdelfattah Amari +5

   MaqolaHybrid Renewable Energy SystemsProcess Safety and Environmental Protection202416 iqtibos

   ABIABI:AkademIndex/2024.article.000309

3. Investigation of ultrafine expansion in Epr studies of a polymer composition based on polystyrene

   A. V. Umarov, Dilnavoz Kamalova

   MaqolaMaterial Properties and ApplicationsAIP conference proceedings202016 iqtibos

   ABIABI:AkademIndex/2026.other.104835

4. Synthesis and Structural Investigations of Metal-Containing Nanocomposites Based on Polyethylene

   A. V. Umarov, U. Abdurakhmanov, H. E. Khamzayev +2

   MaqolaThermal and Kinetic AnalysisZeitschrift für Naturforschung A201813 iqtibos

   ABIABI:AkademIndex/2026.other.215596

5. Synthesis of diamonds in the C – Mn - Ni - (H) system and the diamond-shaped mechanism

   Kamola Negmatova, Abdusattor Daminov, A. V. Umarov +1

   MaqolaOAOchiq kirishDiamond and Carbon-based Materials ResearchE3S Web of Conferences202111 iqtibos

   ABIABI:AkademIndex/2021.article.001418

6. Electron-paramagnetic resonance and infrared spectroscopic research of the structure of a southfield Polyvinylidene difluoride near the percolation threshold

   A. V. Umarov, Dilnavoz Kamolova, Makhmudjon Kurbonov

   MaqolaOAOchiq kirishPolymer Nanocomposite Synthesis and IrradiationE3S Web of Conferences202111 iqtibos

   ABIABI:AkademIndex/2021.article.001428

7. Investigation of the Electroconductivity of Resistive Compositions Based on Glass and Cadmium Oxide with Alternating Current

   A. V. Umarov, M.A. Askarov, R.H. MAKHMUDOV +1

   Maqola199711 iqtibos

   ABIABI:AkademIndex/2026.other.399971

8. Electrical conductivity of semiconductor pyropolymers in an alternating electrical field

   U. Abdurakhmanov, A. V. Umarov, A. Kh. Zainutdinov +1

   MaqolaPolymer Nanocomposite Synthesis and IrradiationPolymer Science U.S.S.R.198910 iqtibos

   ABIABI:AkademIndex/1989.article.000015

9. Electrical conductivity of a sitall

   M.A. Magrupov, A. V. Umarov, Sh. R. Khamidov +1

   Maqola199210 iqtibos

   ABIABI:AkademIndex/2026.other.399972

10. Influence of the parameters to transition capacitance at nCdS-pSi heterostructure

    I.B. Sapaev, Б. Сапаев, S. Sadullaev +5

    MaqolaOAOchiq kirishChalcogenide Semiconductor Thin FilmsE3S Web of Conferences20239 iqtibos

    ABIABI:AkademIndex/2026.other.432352

11. Development and research of layered composite materials based on Cu₂ZnSnS(Se)₄ for solar cells

    A. V. Umarov, Baxodir Mirsalixov, D. K. Djumabayev +1

    MaqolaOAOchiq kirishChalcogenide Semiconductor Thin FilmsE3S Web of Conferences20238 iqtibos

    ABIABI:AkademIndex/2023.article.003892

12. Engineering novel 2D MXene-based dual Z-scheme heterojunction photocatalyst for enhanced TC hydrochloride degradation and hydrogen evolution

    Abdelfattah Amari, Hakim S. Sultan Aljibori, Mohamed A. Ismail +5

    MaqolaAdvanced Photocatalysis TechniquesJournal of Water Process Engineering20258 iqtibos

    ABIABI:AkademIndex/2025.article.000020

13. Study and analysis of the IR spectra of a composition based on polyamide filled with iron nanoparticles

    A. V. Umarov, H. Kuchkarov, M. M. Kurbanov

    MaqolaOAOchiq kirishSynthesis and properties of polymersE3S Web of Conferences20237 iqtibos

    ABIABI:AkademIndex/2023.article.002607

14. Manufacturing technology of photovoltaic devices based on layered compositions and their properties

    A. V. Umarov, D. K. Djumabayev, Bahodir Abdusamatovich Mirsalikhov +1

    MaqolaOAOchiq kirishChalcogenide Semiconductor Thin FilmsE3S Web of Conferences20237 iqtibos

    ABIABI:AkademIndex/2023.article.009593

15. Investigation of some physico-chemical properties of Elaeagnus L. GUM

    O. G. Abdullaev, A. V. Umarov, N. Abdukelimu +2

    MaqolaOAOchiq kirishPhytochemical and Pharmacological StudiesE3S Web of Conferences20237 iqtibos

    ABIABI:AkademIndex/2023.article.009615

16. Analysis of technology methods and study of properties of high-temperature superconducting ceramics based on YTTIRIUM

    A. V. Umarov, N. A. Makhmudov, Sh. Eshkuvvatov +2

    MaqolaOAOchiq kirishMuon and positron interactions and applicationsE3S Web of Conferences20237 iqtibos

    ABIABI:AkademIndex/2023.article.009652

17. Study of thermophysical properties of polyamide-based nanocomposites filled with iron nanoparticles

    A. V. Umarov, M. M. Kurbanov, F. Sh. Xusniddinov +2

    MaqolaOAOchiq kirishMaterial Properties and ApplicationsE3S Web of Conferences20237 iqtibos

    ABIABI:AkademIndex/2023.article.009654

18. Mathematical simulation of process of curing auto-filler based on unsaturated polyester resin

    O. G. Abdullaev, Yu. U. Toshmirzaev, T. S. Mirzaev +1

    MaqolaOAOchiq kirishPolymer Science and ApplicationsE3S Web of Conferences20237 iqtibos

    ABIABI:AkademIndex/2023.article.009659

19. Study of the electro and thermophysical properties of composite ceramic materials containing nickel nanoparticles

    A. V. Umarov, U. Abdurakhmanov, Ya. Raximova +3

    MaqolaOAOchiq kirishThermal Radiation and Cooling TechnologiesE3S Web of Conferences20237 iqtibos

    ABIABI:AkademIndex/2023.article.009738

20. Machine learning-based optimization and dynamic performance analysis of a hybrid geothermal-solar multi-output system for electricity, cooling, desalinated water, and hydrogen production: A case study

    Mohamed A. Ismail, Ghanim Kadhim Abdul Sada, Abdelfattah Amari +4

    MaqolaThermodynamic and Exergetic Analyses of Power and Cooling SystemsApplied Thermal Engineering20255 iqtibos

    ABIABI:AkademIndex/2025.article.000093

21. Renewable Energy, Private Sector Development, and CO2 Emissions: Evidence from Early Demographic Dividend Countries

    Gulchekhra Nigmatullaeva, Farangiz Ibragimova, Nargiza Dekhkanova +2

    MaqolaOAOchiq kirishEnergy, Environment, Economic GrowthInternational Journal of Energy Economics and Policy20254 iqtibos

    ABIABI:AkademIndex/2025.article.000954

22. Renewable Energy and CO2 Emissions in Upper-Middle Income Transition Countries

    Gulchekhra Allaeva, Gulchekhra Yusupkhodjaeva, Avazbek Sadikov +1

    MaqolaOAOchiq kirishEnergy, Environment, and Transportation PoliciesInternational Journal of Energy Economics and Policy20254 iqtibos

    ABIABI:AkademIndex/2025.article.000984

23. Technology of fabrication of CdS_xTe_1-x solid solution on silicon substrate

    I.B. Sapaev, S. Sadullaev, D. Babajanov +5

    MaqolaOAOchiq kirishAdvanced Semiconductor Detectors and MaterialsE3S Web of Conferences20233 iqtibos

    ABIABI:AkademIndex/2026.other.432351

24. Digital Twin-Enabled Thermal Energy Management System for Sustainable Manufacturing Process Optimization

    Otabek Mukhitdinov, Doniyor Jumanazarov, Egambergan Madrahimovich Xudaynazarov +2

    MaqolaOAOchiq kirishDigital Transformation in IndustryInternational Journal of Industrial Engineering and Management20261 iqtibos

    ABIABI:AkademIndex/2026.article.000344

25. STUDY OF PHYSICO-CHEMICAL PROPERTIES OF NANOCOMPOSITE MADE FROM MIXTURE OF NATURAL POLYAMIDE BASE AND FeO FILLER

    Makhmuddjan Kurbonov, X.O. Kuchkarov, A. V. Umarov +1

    MaqolaOAOchiq kirish20251 iqtibos

    ABIABI:AkademIndex/2026.other.940565