Yazar "Karahan, Billur Deniz" için Makale Koleksiyonu listeleme
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Application of the Box–Behnken design in the response surface methodology for the precipitation of Ni/Ni oxalate composite anodes
Gülcan, Mehmet Feryat; Karahan, Billur Deniz; Keleş, Özgül (Springer Science and Business Media B.V., 2023)In this work, first, using the Box-Behnken method, the temperature, oxalic acid/nickel mole ratio, and stirring duration are optimized to maximize the precipitation efficiency of nickel oxalate. Then, ANOVA is used to study ... -
Biowaste valorization into valuable nanomaterials: Synthesis of green carbon nanodots and anode material for lithium-ion batteries from watermelon seeds
Ashraf, Humza; Karahan, Billur Deniz (Elsevier Ltd, 2024)In this study, a solid biowaste watermelon seed is introduced for the first time as an alternative precursor for the production of fluorescent carbon nanodots and nanostructured activated carbon. Firstly, the seeds are ... -
Chemo-mechanical processing of hot chamber die cast scrap to design ZnO-based composite anode for lithium-ion batteries
Karahan, Billur Deniz; Gülcan, Mehmet Feryat (Elsevier Ltd, 2024)Zn–4Al alloy is mostly processed via high pressure, hot chamber die-casting method. For the first time in the open literature, in this study a novel and useful advice regarding the valorization of zinc die-cast scrap in ... -
Corrosion behavior of Ni–Fe–Mo deposits obtained under different electrodeposition conditions
Solmaz, Reyhan; Karahan, Billur Deniz (Springer, 2021)Ternary Ni-Fe-Mo coatings have been proposed for anti-corrosion applications to replace chromium coating. To analyze the effects of deposition current and duration six different Ni-Fe-Mo films have been electrodeposited ... -
Designing carbon-supported Fe2O3 anodes for lithium ion batteries
Gülcan, Mehmet Feryat; Karahan, Billur Deniz (Springer, 2021)In this study, within the defined orthogonal array of Taguchi design, the hydrothermal process parameters have been optimized for fabricating the smallest particle sized iron oxide (Fe2O3) particles. The finest particle ... -
Effect of vinylene carbonate as electrolyte additive for Mn2O3/NiMnO3 anodes of lithium-ion batteries
Solmaz, Reyhan; Karahan, Billur Deniz (Springer Heidelberg, 2021)This study reports for the first time the production and characterization of Mn2O3/NiMnO3 (MO/NMO) powders by the hydrothermal method and the enhanced performance of this electrode upon the addition of 15 vol% vinylene ... -
Electroless nickel-plated ferrochromium flue dust as anode material for lithium-ion batteries
Ashraf, Humza; Karahan, Billur Deniz (Springer, 2023)The flue dust of the electric arc furnace is a waste product generated in the production of ferrochromium alloy. It consists of various transition metal oxides and silicates. In this study, innovatively, it is proposed to ... -
Leaching of iron and chromium from an indigenous ferro chromium alloy via a rotary evaporator: Optimum conditions determination and kinetic analysis
Gülcan, Mehmet Feryat; Karahan, Billur Deniz; Gürmen, Sebahattin (Elsevier, 2020)In the leaching process of chromium-containing precursor hexavalent chromium may form, which provokes damages to environment and human health. As a solution, leaching the chromium containing precursor with sulphuric acid ... -
Modification of the Cu current collector by magnetron sputtering to improve the cycle performance of MxOy (M:Ni,Mn,Co) anodes for lithium ion batteries
Solmaz, Ramazan; Karahan, Billur Deniz (Elsevier Ltd, 2021)The present work reports a methodology to produce electrodes with superior performances for batteries. Herein, the fabrication of an anode material that is made of a ternary transition metal oxides (nickel-manganese-cobalt ... -
Porous, columnar shaped iron rich oxide synthesis for lithium-ion batteries from metallurgical grade, domestic, high carbon ferro-chromium alloys
Gülcan, Mehmet Feryat; Karahan, Billur Deniz; Gürmen, Sebahattin (Elsevier Ltd, 2022)With this article, first time in the open literature, the synthesis, and the characterization of an anode material from a domestic, intermediate product (i.e. ferrochromium alloy) have been carried out. The presented ... -
Rational fabrication of low carbon foot-print electrode materials for lithium-ion batteries from electric arc furnace dust via integrated hydrometallurgical process
Karahan, Billur Deniz (Elsevier Ltd, 2023)Transforming industrial waste into high-value-added products represents a new avenue in the field of material science. This paper puts forward a comprehensive example for future works which target fabricating low-carbon ... -
Upcycling of industrial iron scale waste for reutilization as anode material in lithium ion batteries
Gülcan, Mehmet Feryat; Karahan, Billur Deniz (Elsevier Ltd, 2022)In this work, iron scale is used as the starting raw material to produce anode for lithium ion batteries. In this scope, three different samples are fabricated, then their properties are investigated to evaluate their ...