Active Graduate Students

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Graduated Students 

Zainab Raad Shamsulddin (Fizik Doktora), "Point defect investigation in Cu and Cr codoped ZnO with varying Cr content prepared via Sol-Gel method," Marmara University, Institute for Graduate Studies in Applied Science and Engineering (28.9.2022 - 21.8.2025)
Advisor: Prof. Dr. Uğur Yahşi and Prof. Dr. Lütfi Arda (Bahçeşehir University)

Hümeyra Kılıç (MSc in Physics), "Free Volume Investigation of PAMAM Dendrimers Using Positron Annihilation Lifetime Spectroscopy," Marmara University, Institute for Graduate Studies in Applied Science and Engineering, İstanbul (2019).
Advisors: Assoc. Prof. Dr. Ayşe Yumak Yahşi and Prof. Dr. Uğur Yahşi

Muhammed Adil UMER (MSc in Physics), “Automated Data Acquisition and Analysis System For Positron Annihilation Spectroscopy,” Marmara University, Institute for Graduate Studies in Applied Science and Engineering, İstanbul (2019).
Advisors: Prof. Dr. Cumali Tav and Prof. Dr. Uğur Yahşi

Fikret Çetin (MSc in Physics), “Investigation of Doped PNN-PZT Piezoelectric Ceramics by Positron Annihilation Lifetime Techniques,” Marmara University, Institute for Graduate Studies in Applied Science and Engineering, İstanbul (2019).
Advisors: Prof. Dr. Cumali Tav and Prof. Dr. Uğur Yahşi 

Murat Yavuz YENER (MSc in Physics), "Characteristic Properties of Thermoplastic Polyurethane/Boron Nitride Composite Using Techniques of Thermal, Electrical, and Positron Annihilation Lifetime Spectroscopy," Marmara University, Institute for Graduate Studies in Applied Science and Engineering, İstanbul (2017). 
Advisors: Prof. Dr. Cumali Tav and Assoc. Prof. Dr. Seyfullah Madakbaş.

Saygın KÜZECİ (PhD in Physics), “On the Extraction of Free Volume Depth Profile of Polymer Surface Using Simha-Somcynsky and Cahn Hilliard Theory,” Marmara University, Institute for Graduate Studies in Applied Science and Engineering, İstanbul (2011). 
Advisors: Prof. Dr. Uğur Yahşi and Prof. Dr. Cumali Tav.

Bilgehan ÇOŞKUN (MSc in Physics), “An Investigation of Relationship Between Free Volume And Ionic Conductivity of Polymer-Salt Electrolytes By Using Positron Annihilation Lifetime Spectroscopy,” Marmara University, Institute for Graduate Studies in Applied Science and Engineering, İstanbul (2009).
Advisors: Prof. Dr. Uğur Yahşi and Prof. Dr. Cumali Tav.

Gonca ERDEMCİ (MSc in Physics), "The Correlation Between Conductivity and Free Volume in Polymer Electrolytes Using Positron Techniques," Marmara University, Institute for Graduate Studies in Applied Science and Engineering, İstanbul (2009). 
Advisors: Prof. Dr. Cumali Tav and Prof. Dr. Uğur Yahşi.

 

Visited Graduate Students

Ayça Müftüler (PhD in Chemical Engineering), "Development and characterization of novel fast charge transferring polymer electrolyte materials," İstanbul University-Cerrahpaşa (in 2024-2025)
Advisor: Prof. Dr. Hüseyin Deligöz

Hacer Yeşim Cengiz (PhD in Chemical Engineering), "Investigation of functional polymeric films for self-healing smart materials," İstanbul University-Cerrahpaşa (in 2024)
Advisor: Prof. Dr. Hüseyin Deligöz

NourelHouda Ketita (PhD in Physics) "CuO films prepared for different annealing temperatures and pressures," Univ. of Skikda, Algeria (2024) (in 2-28 December 2024) 
Advisor: Prof. Daira Radouane 

Mohamed Halid Halimi (PhD in Physics) "Defect characterization of FeCo and FeCr nanostructured powders prepared by hydrothermal methods and mechanical alloying processes using positron techniques," Blida University, Algeria (2024). (in 1-30 October 2024)
Advisor: Prof. Abderrahim Guittoum

Ayşe Nur Şahin (Fizik Doktora), "Investigation of depth profile of defects on ZnO films in terms of their thickness," Yıldız Technical University (from 21.02.2021 to 2023)
Advisor: Prof. Dr. Ahmet Altındal (Yıldız Technical University)

Duygu TULUK TÜRKMANİ (MSc in Materials Engineering), "Bor Karbür Katkılı PMMA (Polimetilmetakrilik) Polimer Kompozitlerin ATRP Methodu ile Sentezi ve Karakterizasyonu," İstanbul Technical University, Department of Metallurgical and Materials Science (in 2022)
Advisor: Prof. Dr. Cüneyt ARSLAN and Prof. Dr. Nilgün BAYDOĞAN

Recep Bakar (PhD in Materials Science Engineering), "Developing Various Design Strategies for Poly (ethylene oxide) (PEO) Based Dry Polymer Electrolytes," Department of Material Science and Engineering, Koç University, Graduate School of Science and Engineering (in 2022)
Advisor: Asst. Prof. Dr. Erkan Şenses

Limam Saida (PhD in Physics), "Analyzed the CR39 samples irradiated by alpha particles by using the Slow Positron Beam System," Faculty of Sciences, M’Hamed Bougara University of Boumerdes, UMBB, Algiers, 2019. (from 15 October 2018 to 14 November 2018)
Advisor: Prof. Dr. Abderrahim Guittoum. 

Behiye Öztürk Şen (PhD in Chemistry), “Preparation and Characterization of Some Side Chain Liquid Crystalline Polymer Graft Copolymers of High-Density Polyethylene and Isotactic Polypropylene,” Bolu Abant İzzet Baysal University, The Graduate School of Natural and Applied Sciences, Bolu (2016). (Thesis in English) (from 01 February 2016 to 15 April 2016)
Advisor: Assoc. Prof. Dr. Sedat Çetin.