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Koray Bahadır Dönmez

PhD in Chemistry

Work Experience

SUNUM-Energy Lab. Team Leader (2022-2023)

SUNUM-Technical Specialist (2020-2022)

Yıldız Teknopark A.Ş. / Technology Transfer Office (2018-2020)

Mir Araştırma ve Geliştirme A.Ş- RD Engineer (2013-2018)

Research Interests


electrochemical processes,

asymmetrical/symmetrical energy storage devices,

lead acid batteries,


electrochemistry of materials,

applied electrochemistry,


battery additives,

analytical electrochemistry,

gel electrolyte,

flexible electrode

Last 5 Publications

1.Wide-Temperature-Range Flexible Micro-Supercapacitors Using Liquid Crystal Gel Electrolyte (2023). Min Li, Chen Jia, Yurdanur Türker, Mert Umut Özkaynak, Libo Zhao, Danyu Zhang, Yunyun Luo, Guoxi Luo, Lu Wang, Yong Xia, Zhikang Li, Nan Zhu, Ping Yang, Koray Bahadır Dönmez, Rabah Boukherroub, Zhuangde Jiang. ACS Appl. Energy Mater. 2023, 6, 10, 5230–5238

2.High-performance supercapacitor electrolytes based on high-mole-ratio phosphoric acid/lauryl ether surfactant liquid crystalline gel (2023). Mert Umut Özkaynak, Yurdanur Türker, Koray Bahadır Dönmez, Nilgün Karatepe, F. Seniha Güner. International Journal of Energy Research 46 (14), 19980-19991, 2022

3.Development of preconcentration process of iron by using graphene adsorbent and experimental design methodology (2018). Seda Deveci, Ebru Çetinkaya, Koray Bahadır Dönmez, Sevinç Orman, Mustafa Doğu. Microchemical Journal 143 (2018) 272–2

4.A performance comparison of protective silicate-coated lead and non-coated lead electrodes in various kind electrolytes of gel valve-regulated lead-acid battery (2018). Koray B. Dönmez, Metin Gençten, Yücel Şahin. Ionics volume 24, pages3655–3664

5.Development of an automated flow injection analysis system for determination of phosphate in nutrient solutions (2018) Sevinç Karadağ, Emine M Görüşük, Ebru Çetinkaya, Seda Deveci, Koray B Dönmez, Emre Uncuoğlu, Mustafa Doğu. J Sci Food Agric2018;98: 3926–3934


1.Liquid Crystalline Mesophases For High Performance Energy Storage Systems Inventors: Yurdanur Türker, Koray Bahadır Dönmez, Mert Umut Özkaynak, Nilgün Karatepe Yavuz, Seniha Güner Applicant: SUNUM 2021/016436, 2021

2.Polysiloxane-based gel electrolyte and its production method Inventors: Ender Suvacı, Oktay Uysal, Koray Bahadır Dönmez, Metin Gençten, Yücel Şahin, Applicant: Ericsson A.Ş. 2014-G-180683,2017

3.An electrode coated with a sodium silicate-based membrane and its production method Inventors: Yücel Şahin, Koray Bahadır Dönmez, Metin Gençten, Kadir Pekmez, Ender Suvacı, Applicant(s): Ericsson A.Ş. 2014-G-90712, 2017

4.Gel electrolyte and production method used in lead acid batteriesInventors: Yücel Şahin, Metin Gençten, Koray Bahadır Dönmez, Kadir Pekmez, Ender Suvacı, Oktay Ünsal, Applicant(s): Ericsson A.Ş. 2013-G-378559, 2016