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Active carbon/graphene hydrogel nanocomposites as a symmetric device for supercapacitors
Ateş, Murat; Çınar, Damla; Çalışkan, Sinan; Gecgel, Unal; Uner, Osman; Bayrak, Yüksel; Candan, İdris (Taylor & Francis Inc, 2016)Activated carbons (ACs) are successfully synthesized from Elaeagnus grain by a simple chemical synthesis methodology and demonstrated as novel, suitable supercapacitor electrode materials for graphene hydrogel (GH)/AC ... -
Binary nanocomposites of reduced graphene oxide and cobalt (II, III) oxide for supercapacitor devices
Ateş, Murat; Yöruk, Ozan; Bayrak, Yüksel (Taylor and Francis Ltd., 2021)In this study, a simple and one-step cost-effective preparation of rGO/Co3O4 nanocomposite was given out in different monomer concentrations of [rGO]o/[Co3O4]o= 1:1; 1:2; 1:5 and 1:10. The electroactive materials were ... -
Design and assembly of supercapacitor based on reduced graphene oxide/TiO2/polyaniline ternary nanocomposite and its application in electrical circuit
Yörük, Ozan; Bayrak, Yüksel; Ateş, Murat (Springer Science and Business Media Deutschland GmbH, 2021)Supercapacitor devices are used as energy storage technology for electrical circuits. Graphene, metal oxide, and conducting polymers are used as electroactive materials to enhance energy, power density, and cycle life. The ... -
Reduced graphene oxide/Titanium oxide nanocomposite synthesis via microwave-assisted method and supercapacitor behaviors
Ateş, Murat; Bayrak, Yüksel; Yöruk, Ozan; Çalışkan, Sinan (Elsevier Science Sa, 2017)In this paper, graphene oxide (GO) was firstly synthesized by modification of Hummers method from the literature. Secondly, reduced graphene oxide (rGO)/Titanium oxide (TiO2) nanocomposites were synthesized with different ... -
rGO/CuO/PEDOT nanocomposite formation, its characterisation and electrochemical performances for supercapacitors
Ateş, Murat; Garip, Alpay; Yöruk, Ozan; Bayrak, Yüksel; Kuzgun, Özge; Yıldırım, Murat (Taylor & Francis Ltd, 2019)Supercapacitor properties of rGO, CuO, PEDOT and rGO/CuO at [rGO](o)/[CuO](o) = 1:1; 1:1.5; 1:2 and rGO/CuO/PEDOT nanocomposite at [rGO](o)/[CuO](o)/[EDOT](o) = 1:1:1; 1:1:3; 1:1:5 were investigated using chemical reduction ... -
Supercapacitor performances of RuO2/MWCNT, RuO2/Fullerene nanocomposites
Ateş, Murat; Kuzgun, Özge; Yıldırım, Murat; Yörük, Ozan; Bayrak, Yüksel (Wiley, 2019)In this study, RuO2/Fullerene and RuO2/MWCNT nanocomposites were synthesized to use as an electroactive materials in symmetric supercapacitor device performances. The materials were examined via Fourier transform infrared ... -
Symmetric supercapacitor device applications of rGO / Co3O4 / polypyrrole nanocomposites
Ateş, Murat; Yörük, Ozan; Bayrak, Yüksel (Springer Heidelberg, 2022)Symmetric supercapacitor electrode design and synthesis of micro-nano structured metal oxide (Co3O4) and polypyrrole with reduced graphene oxide (rGO) have played an important role in supercapacitor investigations. The ... -
Synthesis of rGO/TiO2/PEDOT nanocomposites, supercapacitor device performances and equivalent electrical circuit models
Ateş, Murat; Bayrak, Yüksel; Özkan, Haydar; Yöruk, Ozan; Yıldırım, Murat; Kuzgun, Özge (Springer, 2019)A new nanocomposite electrode incorporating poly(3,4-ethylenedioxythiophene) (PEDOT) within the nanocomposite film of the reduced graphene oxide / Titanium dioxide (TiO2) was synthesized to be used in supercapacitor devices. ...