Search Results - "Elma, Duygu"

New bifunctional carbon material of metal‐free pomegranate peel catalyst and supercapacitor for highly efficient hydrogen production and energy storage by Elma Karakaş, Duygu

“…Summary In this study, pomegranate peel (PP) waste was used as an efficient, cost‐effective, and metal‐free catalyst for the methanolysis reaction of sodium…”
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Catalytic activites of a biomaterial (sumac) catalyst in sodium borohyride methanolysis reactions by KARAKAŞ, Duygu ELMA, KAYA, Mustafa, HOROZ, Sabit

“…•The maximum hydrogen generation rate was found as 8298.5 mLmin−1gcat−1.•Using the Arrhenius equation, the activation energy for the DS-HCl-Co catalyst is…”
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A dual functional material: Spirulina Platensis waste-supported Pd-Co catalyst as a novel promising supercapacitor electrode by Elma Karakaş, Duygu, Akdemir, Murat, Atabani, A.E., Kaya, Mustafa

“…[Display omitted] •SP-Pd-Co catalyst was tested as a supercapacitor electrode for the first time.•SP was used with Pd-Co metals to produce efficient catalyst…”
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A novel cost-effective catalyst from orange peel waste protonated with phosphoric acid for hydrogen generation from methanolysis of NaBH4 by Elma Karakaş, Duygu

“…In this study, orange peel (OP), one of the organic wastes, was first used as a metal-free catalyst for the production of hydrogen from sodium boron hydride…”
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Efficient hydrogen generation from the NaBH4 methanolysis by waste material: banana peel by Elma Karakaş, Duygu, Kaya, Mustafa, Horoz, Sabit

“…The aim and originality of our current study are to use the original biomass (activated carbon) obtained by functionalizing waste banana peels (commonly found…”
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Synthesis of a dual‐functionalized carbon‐based material as catalyst and supercapacitor for efficient hydrogen production and energy storage: Pd‐supported pomegranate peel by Akdemir, Murat, Karakaş, Duygu Elma, Kaya, Mustafa

“…In the current study, firstly, pomegranate peel (PP) was treated with phosphoric acid (H3PO4) and palladium chloride (PdCl2) solution. So, the PP‐supported Pd…”
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The effects of plasma treatment on electrochemical activity of Co–B–P catalyst for hydrogen production by hydrolysis of NaBH4 by Şahin, Ömer, Karakaş, Duygu Elma, Kaya, Mustafa, Saka, Cafer

“…In this paper, the hydrogen generation from the hydrolysis of NaBH4 with plasma treated Co–B–P catalyst are investigated as based on NaBH4 concentration, NaOH…”
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Application of Half‐Sandwich Metal‐Phosphinite Compounds to Biological Activities: Determine the energies of the HOMO and LUMO levels by Meriç, Nermin, Rafikova, Khadichakhan, Zazybin, Alexey, Güzel, Remziye, Kayan, Cezmi, Elma Karakaş, Duygu, Dündar, Abdurrahman, ISLAM, Sholpan, Okumuş, Veysi, Aydemir, Murat

“…Mononuclear transition metal complexes 1‐(furan‐2‐yl)ethyldiphenyl[dichloro(η6‐p‐cymene)ruthenium(II)]phosphinite, (2),…”
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Defatted spent coffee grounds-supported cobalt catalyst as a promising supercapacitor electrode for hydrogen production and energy storage by Karakaş, Duygu Elma, Akdemir, Murat, Atelge, M. R., Kaya, Mustafa, Atabani, A. E.

“…The effect of several parameters, such as different Co 2+ ratios, burning temperatures, and burning times, was examined by using defatted spent coffee grounds…”
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Integrated Catalytic and Energy Storage Performance of Grass Waste Derived Ni-Based Catalyst by Karakaş, Duygu Elma, Horoz, Sabit, Durap, Feyyaz, Orak, Ceren, Kaya, Mustafa

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Biomass-based metal-free catalyst as a promising supercapacitor electrode for energy storage by Karakaş, Duygu Elma, Akdemir, Murat, Imanova, Gunel T., Kivrak, Hilal Demir, Horoz, Sabit, Kaya, Mustafa

“…In present study, biomass doped H 3 PO 4 -Cat, named as STW-H 3 PO 4 -Cat, was used as a catalyst in the methanolysis of sodium borohydride (NaBH 4 ). Spent…”
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Asymmetric transfer hydrogenation of alkyl/aryl or alkyl/methyl ketones catalyzed by known C2-symmetric ferrocenyl-based chiral bis(phosphinite)-Ru(II), Rh(I) and Ir(III) complexes by Durap, Feyyaz, Karakaş, Duygu Elma, Ak, Bünyamin, Baysal, Akin, Aydemir, Murat

“…Known Ru(II), Rh(I) and Ir(III) complexes of C2-symmetric ferrocenyl based chiral bis(phoshinite) ligands were catalyzed the asymmetric transfer hydrogenation…”
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Ketone transfer hydrogenation reactions catalyzed by catalysts based on a phosphinite ligand by Karakaş, Duygu Elma, Rafikova, Khadichakhan, Baysal, Akin, Meriç, Nermin, Zazybin, Alexey, Kayan, Cezmi, Işik, Uğur, Saparbaykyzy, Islam Sholpan, Durap, Feyyaz, Aydemir, Murat

“…Reaction of (±)-1-(2-furyl) ethanol with an equivalent Ph 2 PCl in the presence of Et 3 N proceeds in dry toluene under an argon atmosphere to give…”
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Synthesis, characterization and first application of chiral C 2 ‐symmetric bis(phosphinite)–Pd(II) complexes as catalysts in asymmetric intermolecular Heck reactions by Karakaş, Duygu Elma, Durap, Feyyaz, Aydemir, Murat, Baysal, Akın

“…A series of new chiral C 2 ‐symmetric bis(phosphinite) ligands and their palladium(II) complexes have been synthesized and for the first time used as catalysts…”
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Chiral phosphinites as efficient ligands for enantioselective Ru(II), Rh(I) and Ir(III)-catalyzed transfer hydrogenation reactions by Baysal, Akın, Elma Karakaş, Duygu, Meriç, Nermin, Ak, Bünyamin, Aydemir, Murat, Durap, Feyyaz

“…Metal-catalyzed enantioselective transfer reduction of ketones to enantiomerically enriched chiral alcohols has recently attracted attention. Therefore, a…”
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Transfer hydrogenation reaction using novel ionic liquid based Rh(I) and Ir(III)-phosphinite complexes as catalyst by Elma Karakaş, Duygu, Durap, Feyyaz, Baysal, Akın, Ocak, Yusuf Selim, Rafikova, Khadichakhan, Kaya, Eda Çavuş, Zazybin, Alexey, Temel, Hamdi, Kayan, Cezmi, Meriç, Nermin, Aydemir, Murat

“…Hydrogen transfer reduction methods are attracting increasing interest from synthetic chemists in view of their operational simplicity. Thus, interaction of…”
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The dual functionality of Zn@BP catalyst: methanolysis and supercapatior by Karakaş, Duygu Elma, Akdemir, Murat, Kaya, Mustafa, Horoz, Sabit, Yaşar, Fevzi

“…In the present study, activated carbon is synthesized by combining banana peel (BP) and ZnCl 2 at high temperature for the first time, and the existing…”
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Chiral C2-symmetric η6-p-cymene-Ru(II)-phosphinite complexes: Synthesis and catalytic activity in asymmetric reduction of aromatic, methyl alkyl and alkyl/aryl ketones by Karakaş, Duygu Elma, Aydemir, Murat, Durap, Feyyaz, Baysal, Akın

“…[Display omitted] •C2-symmetric phosphinite ligands and their Ru(II) complexes have been synthesized.•The ATH of various ketones by η6-p-cymene-Ru(II)…”
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Chiral C^sub 2^-symmetric ?^sup 6^-p-cymene-Ru(II)-phosphinite complexes: Synthesis and catalytic activity in asymmetric reduction of aromatic, methyl alkyl and alkyl/aryl ketones by Karakas, Duygu Elma, Aydemir, Murat, Durap, Feyyaz, Baysal, Akin

“…Chiral C2-symmetric bis(phosphinite) ligands and their binuclear ruthenium(II) complexes have been synthesized and used as catalysts in the ruthenium-catalyzed…”
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Synthesis of clay-based superabsorbent composite and its sorption capability by Bulut, Yasemin, Akçay, Gülten, Elma, Duygu, Serhatlı, I. Ersin

“…A novel superabsorbent composite was synthesized by copolymerization reaction of partially neutralized acrylic acid (AA) on bentonite micropowder using…”
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