Metrikler
Yayın
21
Açık Erişim
3
BM Sürdürülebilir Kalkınma Amaçları
Eğitim Bilgileri
2017 - 2022
2017 - 2022Doktora
Orta Doğu Teknik Üniversitesi, Rektörlük, Türkiye
Akademik Ünvanlar / Görevler
2020 - Devam Ediyor
2020 - Devam EdiyorÖğretim Görevlisi Dr.
Orta Doğu Teknik Üniversitesi, Rektörlük, Rektörlük
Makaleler
Tümü (12)
SCI-E, SSCI, AHCI (12)
SCI-E, SSCI, AHCI, ESCI (12)
Scopus (12)
2025
20251. Self-Assembled Superacid Monolayers on c-Si Provide Exceptional Surface Passivation and Low Contact Resistivity
Ghasemi M., Maden C., Bektaş G., Tsoi K., GÜNBAŞ E. G., TOFFOLİ H., et al.
Solar RRL
, cilt.9, sa.14, 2025 (SCI-Expanded, Scopus)
2024
20242. Interfacial modification by 2-fluoroisonicotinic acid enabling high-efficiency and stable n-i-p perovskite solar cells
Sun L., Zhang C., Bektaş G., Li X., Ma C., Ma T.
Solar Energy Materials and Solar Cells
, cilt.278, 2024 (SCI-Expanded, Scopus)
2024
20243. Influence of boron doping profile on emitter and metal contact recombination for n-PERT silicon solar cells
BEKTAŞ G., Aslan S., Keçeci A. E., Özyahni V., Canar H. H., Asav H., et al.
Solar Energy Materials and Solar Cells
, cilt.272, 2024 (SCI-Expanded, Scopus)
2024
20244. Development of Low-Cost c-Si-Based CPV Cells for a Solar Co-Generation Absorber in a Parabolic Trough Collector
Aydin E., Buchroithner A., Felsberger R., Preßmair R., Azgın A., TURAN R., et al.
Energies
, cilt.17, sa.12, 2024 (SCI-Expanded, Scopus)
2023
20235. A comparative study on alternative industrial manufacturing routes for bifacial n-PERT silicon solar cells
BEKTAŞ G., Seyrek S., Keçeci A. E., Aslan S., Özyahni V., Canar H. H., et al.
Progress in Photovoltaics: Research and Applications
, cilt.31, sa.10, ss.1016-1022, 2023 (SCI-Expanded, Scopus)
2023
20236. On the passivation performance of SiNx, SiOxNy and their stack on c-Si wafers for solar cell applications: Correlation with optical, chemical and interface properties
Canar H. H., Bektaş G., Turan R.
SOLAR ENERGY MATERIALS AND SOLAR CELLS
, cilt.256, 2023 (SCI-Expanded, Scopus)
2023
20237. High carrier lifetimes in UMG multicrystalline wafers after P- diffusion compatible with high-efficiency cell structures
Dasilva-Villanueva N., Arikan B., Canar H. H., Fuertes Marron D., Hong B., Kececi A. E., et al.
SOLAR ENERGY MATERIALS AND SOLAR CELLS
, cilt.250, 2023 (SCI-Expanded, Scopus)
2022
20228. Impact of ion implantation and annealing parameters on bifacial PERC and PERT solar cell performance
Siddiqui A., Bektaş G., Nasser H., Turan R., Usman M.
Sustainable Energy Technologies and Assessments
, cilt.53, 2022 (SCI-Expanded, Scopus)
2021
20219. Simplified process flow for the fabrication of PERC solar cells with ion implanted emitter
Bektas G., Kokbudak G., Kececi A. E., Butuner S. K., Asav H., Ciftpinar E. H., et al.
Renewable Energy
, cilt.179, ss.2295-2299, 2021 (SCI-Expanded, Scopus)
2019
201910. Guideline for Optical Optimization of Planar Perovskite Solar Cells
Koc M., Soltanpoor W., Bektas G., Bolink H. J., Yerci S.
Advanced Optical Materials
, cilt.7, sa.23, 2019 (SCI-Expanded, Scopus)
2019
201911. Electrical, optical and surface characterization of reactive RF magnetron sputtered molybdenum oxide films for solar cell applications
Mehmood H., BEKTAŞ G., YILDIZ İ., Tauqeer T., Nasser H., TURAN R.
MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING
, cilt.101, ss.46-56, 2019 (SCI-Expanded, Scopus)
2018
201812. Mechanical and optical properties of SiO2 thin films deposited on glass
Simurka L., Ctvrtlik R., Tomastik J., Bektas G., Svoboda J., Bange K.
Chemical Papers
, cilt.72, sa.9, ss.2143-2151, 2018 (SCI-Expanded, Scopus)
Hakemli Bilimsel Toplantılarda Yayımlanmış Bildiriler
2022
20221. The effect of SiNx:H stoichiometry on electrical and chemical passivation of Al2O3/SiNx:H stack layer on p-type silicon wafers
Canar H. H., BEKTAŞ G., Keçeci A. E., Asav H., Bütüner S. K., Arlkan B., et al.
12th International Conference on Crystalline Silicon Photovoltaics, SiliconPV 2022, Hybrid, Konstanz, Almanya, 28 - 30 Mart 2022, cilt.2826, (Tam Metin Bildiri)
2022
20222. Optimization of front and rear surface dielectric passivation layers for ion implanted PERC solar cells
BEKTAŞ G., Canar H. H., Keçeci A. E., Asav H., Seyrek S., Bütüner S. K., et al.
12th International Conference on Crystalline Silicon Photovoltaics, SiliconPV 2022, Hybrid, Konstanz, Almanya, 28 - 30 Mart 2022, cilt.2826, (Tam Metin Bildiri)
2021
20213. Effect of Implanted Phosphorus Profile on iVoc Variations During Firing Process of n-type Silicon
BEKTAŞ G., ÇİFTPINAR E. H., Bütüner S. K., Keçeci A. E., Canar H. H., Kökbudak G., et al.
11th International Conference on Crystalline Silicon Photovoltaics, SiliconPV 2021, Hamelin, Virtual, Almanya, 19 - 23 Nisan 2021, cilt.2487, (Tam Metin Bildiri)
2021
20214. Selective Emitter Formation via Laser Doping with Picosecond Pulsed Laser for High-Efficiency PERC Solar Cells
ASAV H., BEKTAŞ G., TURAN R.
38th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Almanya, 06 Eylül 2021, ss.271-273, (Tam Metin Bildiri)
2021
20215. Comparison of Electrical Performances of Fully Ion Implanted n-PERT Solar Cells Made of Different n-Type Wafer Feedstocks
BEKTAŞ G., TURAN R.
38th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Almanya, 6 - 10 Eylül 2021, ss.281-282, (Tam Metin Bildiri)
2021
20216. Performance Enhancement of PERC Solar Cell with SiOxNy Back Surface Passivation by Low Temperature Annealing Process
KEÇECİ A. E., BEKTAŞ G., TURAN R.
38th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Almanya, 06 Eylül 2021, ss.257-260, (Tam Metin Bildiri)
2021
20217. Effect of surface morphology on passivation quality of Al2O3/SiNx stack layer for PERC solar cell
KOÇAK BÜTÜNER S., BEKTAŞ G., TURAN R.
38th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Almanya, 06 Eylül 2021, ss.291-292, (Tam Metin Bildiri)
2021
20218. Effect of Doping Profile on Contact Resistivity Between Screen Printed Ag/Al and Implanted Boron Emitter
EGE Ö., BEKTAŞ G., TURAN R.
38th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Almanya, 06 Eylül 2021, (Tam Metin Bildiri)
2020
20209. Comparative Evaluation of Rear Local Contact Patterns for P-Type Mono Crystalline Silicon PERC Solar Cell
Asav H., BEKTAŞ G., Kececi A. E., Kokbudak G., Arikan B., TURAN R.
2nd International Conference on Photovoltaic Science and Technologies, PVCon 2020, Ankara, Türkiye, 30 Kasım - 02 Aralık 2020, (Tam Metin Bildiri)