Former Members
Former PhD Members
Oğuzhan Çimen, graduated from Chemistry Department and received his MSc (2012) at Celal Bayar University. He joined VRG in 2013. He acted as an R&D project engineer in DYO Paints Manufacturing and Trading Company Inc., İzmir and Beta Chemistry, Istanbul as an R&D Engineer. Currently he acts as R&D Manager at Gizem Seramik Frit ve Glazür San. ve Tic. A.Ş. He completed his PhD (2022) about synthesis and characterization of UV curable polyurethane acrylates for encapsulation of organic photonic systems and synthesis of small molecules for WOLEDs.
e-mail : oguzhancimen@hotmail.com
Erkan Aksoy, is graduated from Chemistry Department, concluded his MSc in 2015 at Pamukkale University and earned his PhD in 2020 from Science Institute of Ege University. He joined VRG in 2015. He spent approximately a year at Durham University and studied “Determination of The Exciton Dynamics Properties of New Ethynyl Bridged Perylenediimides By Ultrafast Transient Absorption Spectroscopy” in Prof. Dr. Andrew Monkman’s laboratories. His studies are focused on the synthesis of small molecules which can be used as electron acceptors, emitters and/or absorbents in OLEDs and OPV. He worked as a Post-Doc in “Synthesis of Acetyl Bridged Perylenediimides and Perylene tetraesters and Their Utilization in White Light Emitting Diodes” project funded by TÜBITAK. He is acting as a lecturer in Bartın University.
e-mail: erkanaksoy09@hotmail.com
Halide Diker, received her BSc degree in Chemistry Department at Ege University in 2008. She joined VRG in 2009, completed her MSc (2011) and PhD (2017) at Solar Energy Institute of Ege University. Between 2011 and 2016, she acted as an R&D Engineer in DYO Paints Manufacturing and Trading Company Inc., İzmir. She has many scientific manuscripts and oral/poster presentation at international meetings. She worked as a Post-Doc in “Quantum dot manufacturing for next generation photonic technologies and QLED applications” project funded by TÜBITAK. Her research interests include advanced material technologies for photonic applications of light emitting diodes and solar cells. She is currently working as an Assistant Professor at Solar Energy Institute of Ege University.
e-mail: dikerhalide@gmail.com
Pramod Singh, has a PhD degree from Banaras Hindu University (BHU), India. He has visited South Korea, Norway and Turkey as postdoctoral fellow and visiting scientist. He has spent 10 months in Varlikli research Group from Sept. 2015-Jul. 2016. Dr. Singh has published 90 papers (till October 2016) out of which 87 are in International journals and one book chapter. He is currently associated as editorial board member in 4 International Journals. His research interests comprise: Materials for electrochemical devices; Solid Polymer Electrolytes; DSSCs/Supercapacitors. He is currently working as Associate Professor at Department of Physics, School of Basic Sciences and Research, Sharda University, India.
e-mail: pramodkumar.singh@sharda.ac.in; singhpk71@gmail.com
Lab. Website: www.materialsresearchlab.net
Shirin Siyahjani Gültekin, graduated from Tabriz Azad University, Electronic Engineering Department. Her MSc is in the field of Organic Light Emmiting Diodes (2015). During her MSc, she worked as a visitor researcher in Johannes Kepler University Linz Institute for Organic Solar Cells (LIOS) Labs for 4 months. She joined VRG in 2015 and earned her PhD degree on Electrochemical Double Layer Capacitors (EDLC) in 2021. She worked as a project personnel at Ege University Solar Energy Institute and currently acting as a post-doc in Dr. Koyuncu group at Çanakkale 18 Mart University, Department of Chemical Engineering.
e-mail: s_siahjani@yahoo.com
Ozlem Kap, graduated from Physics Department of Ege University (2010) with a double major in Chemistry. She received her MSc in the field of General Physics from Ege University (2012) and PhD in the field of Material Science and Engineering@IZTECH (2018). She joined the VRG in 2016. During her PhD studies, she obtained scholarship from TÜBİTAK and benefited from the experience of Prof. Dr. Harold Zandvliet group at Twente University for a year (2017-2018). Her research interests involve, investigation of structural and electronic properties of thin organic layers on gold (111) surfaces using scanning tunneling microscopy and spectroscopy. She acted as a post-doc in Prof. Dr. Nesrin Horzum Polat group (2018-2019) than moved to Netherlands and started her second post-doc at University of Twente.
e-mail: ozzkap@gmail.com
Saliha (Özdemir) Öner, graduated from Chemistry Department of Ege University (2007) and received her MSc (2009) and PhD (2017) degrees in VRG at Ege University. Her studies are focused on synthesis and characterization of bipolar host materials for organic light-emitting diodes. During her graduate studies, she obtained scholarship from ESF and visited Queen’s University Ionic Liquid Laboratories (QUILL),UK (2009). Between 2015 and 2018, she worked as an R&D engineer in DYO Paints Manufacturing and Trading Company Inc., İzmir. She is currently acting as a lecturer in Chemical Engineering Department of METU@Northern.
e-mail: salihaozdemir85@gmail.com
İlker Öner, graduated from Astronomy and Space Sciences Department and received his MSc (2009) and PhD degrees (2015) in Varlikli Research Group at Ege University. His studies focused on white organic light emitting diodes and enlarging their active area. During his graduate studies, he obtained scholarships from European Science Foundation and TUBITAK 2214/ program and visited Karlsruhe University, Light Technology Institute and InnovationLab, respectively. Between 2010 and 2015, he acted as a research assistant in Ege University. He acted as R&D engineer in EAE Lighting company (2015-2018) and sales manager at Nanomat (2018). He is currently working at METU@Northern.
e-mail: onerilker@gmail.com
Görkem Memişoğlu, received her BSc. degree in Physics from Ege University in 2007. She received her MSc. and Ph.D. degrees in VRG at 2010 and 2015, respectively. She completed some part of her Ph.D. thesis at Universitat Jaume I (UJI), Spain. She has many scientific manuscripts and oral/poster presentations. Her research interests are in optoelectronic and photonic device architectures-characterizations, energy storage device design and development. She is one of the Bell Labs Prize Finalists of 2015. Between 2012 and 2018 she acted R&D researcher and project manager in Vestel Electronics and acted as invertor in many patents. She has been a Marie-Curie Fellow and currently acting as a post-doc in Yaşar University.
e-mail: gorkemgrkm@yahoo.com
Gamze Saygılı, graduated from Ege University, Chemistry Department (2004), joined the group in 2009 and took her PhD degree in 2012 (while working at Vestel Electronics) on red polymer:quantum dot composites and their electroluminescence properties. She had the chance to visit Linzer Institut für organische Solarzellen, Linz as Erasmus exchange student (2007) and RWTH Aachen University as a European Science Foundation scholar (2010). She worked at Philips handheld diagnostic as process engineer and DSM biomedical coating and drug delivery as formulation developer- scientist. Nowadays, she is working at West pharmaceutical services as material development specialist and lives in Germany.
Cigdem Sahin, graduated from Ege University with a BSc degree in Chemistry. She joined the group in 2005 and earned her Ph.D. degree in 2010. During her Ph.D., she attended to complete some part of her Ph.D. thesis at Helmholtz Center Berlin, Germany and The University of York, UK. Her main research interest is the synthesis and photophysical studies of organometallic compounds for optoelectronic applications. Since 2011, she is working in The Department of Chemistry, Pamukkale University, earned her Associate Professor degree in 2016 and became a full Professor in 2022. She is currently working as a Professor at İstanbul Medeniyet University.
e-mail: cigdem.sahin@medeniyet.edu.tr
Cenk Sevim, received his BSc. from Ege University Chemical Engineering Department, MSc. from Dokuz Eylul University Business Administration Department and Ph.D from Ege University Solar Energy Institute, Izmir in 2001, 2005 and 2009, respectively. His expertise and academic research areas are wind energy, international energy policy and energy strategies. He gave lectures on international energy policy, international energy markets and energy strategies as a part time lecturer. He is the author of “Global Energy Strategies and Geopolitics”. He is a member of World Energy Council of Turkish National Committee. Since 2005 he is working as head of quality management at ENERCON. He earned his Associate Professor degree in 2019.
e-mail: cenksevim@gmail.com
Former MSc Members
Şahika Özgüler, graduated from Department of Physics at Bilkent University in 2018, joined VRG the same year and earned her MSc on QDLEDs in 2021. She is currently working as a R&D personnel in Vestel Electronics.
Fatih Yeşil, graduated from Physics Department of Ege University. He joined the group in 2015 and with his passion in organic light emitting diodes, became one of the experienced device physicists of the group. His MSc thesis was focused on ITO free anode alternates (2017). He is currently working as R&D personnel in Ektam.
e-mail: fatihyesil67@gmail.com
Gamze Belkıs Durmaz Çaycı, graduated from Dokuz Eylül University with a BSc degree in Chemistry, İzmir in 2014. During her MSc, she studied synthesis and photocalatytic activity tests of graphene oxide nanocomposites and obtained her MSc degree from Ege University in 2017. Since than she runs her farm.
e-mail: ggamze.durmaz@gmail.com
Nuriye Demir, was graduated from Ege University Chemistry Department in 2009 and finished her MSc in 2014. She continues her PhD in Ege University Solar Energy Institute.
Özlem Saatçi Kabadayı, graduated from Ege University as a Chemical Engineer in 2022. She worked in different departments of DYO Paint Factory between 2004-2013. The positions are that she worked as quality control engineer in binder production department , quality control specialist in paint production department , paint color R&D specialist in R&D department , industrial R&D specialist in industrial R&D department. While working, she earned her MSc in 2013. Her thesis was focused on performance improvement of cool coatings. She quit Dyo Boya in 2013. She worked as a technical sales specialist in Kemiropa for a short period of 2 months. Between 2014 and 2015, she worked in Veskim as a production specialist in textile performans chemicals department. She worked at the Setaş chemical factory from 2015 to the end of 2019. She worked as an R&D specialist in the ink-jet and auxiliary textile chemicals department at the Setas factory. Currently, she is working as a trader in her own company, armachem.
mail: ozlemchemeng@gmail.com
Volkan Bozkuş, graduated from Department of Physics Engineering at Hacettepe University (2017). He joined VRG in 2018. He earned his MSc degree in 2021 from Photonics Science and Engineering with his studies on perylene based white light emitting organic LEDs. He acts as a Res.Assit. in Department of Photonics.
e-mail : volkanbozkus@iyte.edu.tr
Numan Boduroğlu, received his BSc. degree in Chemistry from Ege University in 2006. He has scientific manuscript and poster presentations. His research interests are in Synthesis of Metal Doped TiO2, photocatalytic activity tests and adsorption of Dyes. He received his MSc. degree in 2009. Since than he has been working as a chemistry teacher.
e-mail: numanboduroglu@gmail.com
Former BSc Members
İlgim Efetürk, İlgim Efetürk graduated from the Photonics undergraduate program in 2023.
Eylül Çağla Ersöz, graduated from the Photonics undergraduate program in 2025. Completed a TÜBİTAK 2209-A project on goniophotometers.
İrem Saçın, graduated from the Photonics undergraduate program in 2025.
Aybala Kale, graduated from the Photonics undergraduate program in 2026.
Elifşan Hazar, graduated from the Photonics undergraduate program in 2026.