Výsledky vyhledávání - "Sinem Ortaboy"

Capacitive performance of electrochemically deposited Co/Ni oxides/hydroxides on polythiophene-coated carbon-cloth

Autor: Gülten Atun, Filiz Şahin, Elif Türker Acar, Sinem Ortaboy

Publikováno v: Journal of Polymer Engineering. 42:151-162

Cobalt, nickel, and their mixed hydroxides were electrochemically deposited on polythiophene-coated carbon-cloth substrate to develop new pseudo-capacitive electrodes for energy storage devices. Thiophene was electro-polymerized on carbon-cloth by th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5831bda07fdf1f871297342158598b71
https://doi.org/10.1515/polyeng-2021-0049

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A systematic study for the removal of anionic dyes by sepiolites modified with a homologous series of trimethylammonium-surfactants from single and binary component solutions

Autor: Sinem Ortaboy, Elif Tüzün, Gülten Atun, Gül Hisarlı

Publikováno v: Separation Science and Technology. 57:1304-1326

Trimethylammonium surfactants have been extensively used for modification of sepiolite to improve its sorption ability for anionic dye removal. Here, a detailed systematic sorption study is present...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::88371e4512a03fe79bae3d05a4a7fdf6
https://doi.org/10.1080/01496395.2021.1977825

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Screening of the antioxidant properties of olive (Olea europaea) leaf extract by titanium based reduced graphene oxide electrode

Autor: Gülten Atun, Selin Şahin, Sinem Ortaboy, Sibel Yazar, Ebru Kurtulbaş

Publikováno v: Korean Journal of Chemical Engineering. 36:1184-1192

Olive leaves were extracted with homogenizer-assisted extraction (HAE). Box-Behnken (BBN) design was employed through response surface approach (RSA) to achieve the optimum conditions. Bioactivity of the extract was assessed by its oleuropein, total

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f07a9e3e5a7000a844383f4b386c970e
https://doi.org/10.1007/s11814-019-0288-9

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Evaluation of the phenolic antioxidants of olive (Olea europaea) leaf extract obtained by a green approach: Use of reduced graphene oxide for electrochemical analysis

Autor: Sibel Yazar, Sinem Ortaboy, Ebru Kurtulbaş, Selin Şahin, Gülten Atun

Publikováno v: Chemical Engineering Communications. 207:920-932

Deep Eutectic Liquids (DELs) have been specially designed, and used for the extraction of bioactive natural products from a bio-waste, since they have attracted much attention from economic and eco...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cf798b0a477b5e3f7dc37130b9e2fa94
https://doi.org/10.1080/00986445.2019.1630397

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A comparison of sorptive removal of anthraquinone and azo dyes using fly ash from single and binary solutions

Autor: Sinem Ortaboy, Ayşe Engin Kurtoğlu, Gülten Atun, Nihat Ayar

Publikováno v: Journal of Hazardous Materials. 371:94-107

Sorptive removal of an anthraquinone-dye (Acid Blue 127, AB-127) and an azo-dye (Acid Yellow 17, AY-17) from single and binary solutions using fly ash (FA) was compared. The diffuse reflectance infrared Fourier-transform spectra and scanning electron

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a82e62a8fbd930b12906fc4db5b1873f
https://doi.org/10.1016/j.jhazmat.2019.03.006

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Photocatalytic efficiency of titania nonylphenol ethoxylate composite thin films under solar irradiation

Autor: Gülten Atun, Sinem Ortaboy, Sibel Yazar Aydoğan, Elif Turker Acar

Publikováno v: Materials Chemistry and Physics. 275:125210

Photocatalytic efficiency of titania thin-films on ITO synthesized in the presence of nonylphenol-surfactants containing different numbers of ethoxylate-units was investigated under solar-irradiation. A colorless transparent titania-gel formed in the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::225369dc3fd2d67058ad440e32913e74
https://doi.org/10.1016/j.matchemphys.2021.125210

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The removal of radioactive strontium ions from aqueous solutions by isotopic exchange using strontium decavanadates and corresponding mixed oxides

Autor: Sinem Ortaboy, Gülten Atun, Elif Turker Acar

Publikováno v: Chemical Engineering Journal. 344:194-205

Two types of strontium decavanadate samples (A and B) were synthesized conductometrically in different pH ranges of 6.7–5.6 and 4.2–3.5, respectively. The samples were used as isotope exchangers after heat treatment at 333, 378 and 573 K for the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0d1d3ab13486d5c2ba644cc82406bdd8
https://doi.org/10.1016/j.cej.2018.03.069

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Effects of CO2 and temperature on the structure and chemistry of C–(A–)S–H investigated by Raman spectroscopy

Autor: Sinem Ortaboy, Paulo J.M. Monteiro, Guoqing Geng, Rupert J. Myers, Carlo Carraro, Roya Maboudian, Jiaqi Li

Publikováno v: Ortaboy, S, Li, J, Geng, G, Myers, R J, Monteiro, P J M, Maboudian, R & Carraro, C 2017, ' Effects of CO2 and temperature on the structure and chemistry of C–(A–)S–H investigated by Raman spectroscopy ', RSC Advances, vol. 7, no. 77, pp. 48925-48933 . https://doi.org/10.1039/C7RA07266J

Calcium (alumino)silicate hydrate (C-(A-)S-H) is the critical binding phase in modern Portland cementbased concrete, yet the relationship between its structure and stoichiometry is not completely understood. In this study, Raman spectroscopy is used

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::35c34121f770534c3f063a6926071559
https://doi.org/10.1039/c7ra07266j

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Preparation of well-developed mesoporous activated carbon with high yield by ammonium polyphosphate activation

Autor: Qinyan Yue, Baoyu Gao, Yujiao Kan, Yuan Gao, Sinem Ortaboy, Shiping Xu

Publikováno v: Journal of the Taiwan Institute of Chemical Engineers. 66:394-399

Ammonium polyphosphate was used as a novel activating agent for producing activated carbons (APACs) with well-developed mesoporous structure and high carbon yield from a renewable biomass (Enteromorpha). The influences of activation temperature and c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2b280d9499431c745d17ab92d181dc54
https://doi.org/10.1016/j.jtice.2016.06.037

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