Oskay Kahraman

Synthesis of Graphene Quantum Dots using Waste Toner Powder in a Simple and Environmentally Friendly Approach, Characterization and Determination of their Antioxidant Potential

Oskay Kahraman

Carbon based quantum dots (GQDs) have attracted considerable attention due to their exceptional physicochemical properties such as high water solubility, biocompatibility and low cytotoxicity. However conventional synthesis routes often involve expensive carbon precursors, harsh reaction condition and use hazardous chemicals. In this …

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Valorization of Waste Materials for the Synthesis of Magnetite Nanoparticles and Assessment of Their Photocatalytic and Electrochemical Properties

Oskay Kahraman

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Effects of Seed Nanopriming via Graphene Quantum Dot Coating on Chickpea (Cicer arietinum L.) Germination under Cold and Salinity Stress

Aysin Guzel Deger, Oskay Kahraman

This study aimed to evaluate the effects of graphene quantum dot (GQD)–based seed nanopriming applied by seed coating on the germination of chickpea (Cicer arietinum) germination under cold and salinity stress conditions. GQDs were applied at concentrations of 0, 50, 100, 200, …

A New Sensitive Technique for Detection of Hepatocyte Carcinoma: Development of Magnetic α-Fetoprotein-Metal Phosphate Hybrid Nanoflower-Based Immunosensor

Ümit Yaşar, Umut Kökbaş, Zehra Gül Yaşar, Fatma Ulusal Erkal et autres

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An APTES-coated magnetic nanoparticle–based immunosensor for prostate cancer diagnosis

Zehra Gül Yaşar, Ümit Yaşar, Oskay Kahraman, Fatma Ulusal et autres

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Solvent-Dependent Antioxidant Profiles of Helichrysum arenarium (L.) Moench Extracts: A Comparative In Vitro Assessment

Ümit Yaşar, İlyas Gönül, Zehra Gül Yaşar, Oskay Kahraman et autres

Aim: Helichrysum arenarium (L.) Moench is perennial herbaceous plant belongs to the Asteraceae family and is widely distributed in Europe and Asia. It is used in medicine due to its phytochemicals. Material and Metod: In the current study, extracts were obtained using …

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Topical delivery of Niaouli essential oil nanoemulsion via Chitosan:Polyvinyl alcohol patches: A promising antimicrobial strategy for potential biomedical applications

Didem Demir, Semih Latif İpek, Oskay Kahraman, Sibel Dağlı et autres

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Eco-friendly synthesis and biomedical assessment of graphene nanomaterials using a holoparasitic plant template

Oskay Kahraman, Pınar Küce Çevik, Ersan Turunç, Ayla Çelık et autres

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Bee products loaded polymeric films as a potential dressing material for skin treatments

Didem Demir, Oskay Kahraman, Seda Ceylan

In this study, bee products such as honey, pollen, and propolis were directly incorporated into the polymer structure prepared based on chitosan and gelatin to obtain biofunctional thin films. Thin films were evaluated according to their potential as wound dressing material with …

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Effects of green and chemically synthesized ZnO nanoparticles on Capsicum annuum under drought stress

Ayşin Güzel Değer, Sertan Çevik, Oskay Kahraman, Ersan Turunç et autres

Abstract Nanoparticle applications have recently become a popular method due to increase the tolerance levels of plants to environmental stresses. In this study, changes induced by exogenous application of green synthesized and commercially purchased zinc oxide nanoparticles (ZnO NPs) (100, 500, 1000 …

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Eco-friendly Synthesis of Silver-Doped Reduced Graphene Oxide Nanocomposite, The Characterization, and Evaluation of Electrochemical Activity

Oskay Kahraman, Ersan Turunç, Rıza Binzet

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Antimicrobial and Antioxidant Activities of Some Maquis Species from Mersin, Turkey

Oskay Kahraman, Ersan Turunç, Deniz Fulya Aktas, Aylin Döğen et autres

In this paper, we have investigated antimicrobial and antioxidant activity of some maquis species from Mersin vil., Turkey. Extracts of Cistus creticus L. Erica manipuliflora L., Myrtus communis L., Pistacia terebinthus L. and Rosmarinus officinalis L., species, which are the elements of …

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