Kurum Yazarı "Aslan, Sema" Kimya Bölümü Koleksiyonu İçin Listeleme
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Carbon Microrod Material Derived from Human Hair and Its Electrochemical Supercapacitor Application
Bal Altuntaş, Derya; Aslan, Sema; Nevruzoğlu, Vagif (Gazi Üniversitesi, 2021)Here, Turkish human hair fibers were used as a carbon source at the synthesis of human hair-sourced activated carbons (HHC). During the synthesis of HHCs sodium carbonate (Na2CO3) was added to the synthesis process for an ... -
Combination of a poly(3,4-ethylene-dioxythiophene) electrode in the presence of sodium dodecyl sulfate with centri-voltammetry
Tepeli, Yudum; Aslan, Sema; Sezer, Esma; Anık, Ülkü (Royal Soc Chemistry, 2015)A poly(3,4-ethylene-dioxythiophene) (PEDOT) electrode was prepared by electropolymerization of 3,4-ethylene-dioxythiophene (EDOT) in the presence of sodium dodecyl sulfate (SDS). The electrode was combined with centri-voltammetry ... -
Determination of Exogenous Adrenaline Levels in Patients Undergoing Cardiopulmonary Resuscitation
Altuntaş, Mehmet; Altuntaş, Derya Bal; Aslan, Sema; Yılmaz, Ersin; Nalbant, Ercan (American Chemical Society, 2023)Core-shell quantum dot ZnS/CdSe screen-printed electrodes were used to electrochemically measure human blood plasma levels of exogenous adrenaline administered to cardiac arrest patients. The electrochemical behavior of ... -
Development of an Osmium Redox Polymer Mediated Bioanode and Examination of its Performance in Gluconobacter oxydans Based Microbial Fuel Cell
Aslan, Sema; Conghaile, Peter O.; Leech, Donal; Gorton, Lo; Timur, Suna; Anık, Ülkü (Wiley-V C H Verlag Gmbh, 2017)Gluconobacter oxydans (G. oxydans) cells together with an osmium redox polymer (ORP) [Osmium (2,2'-bipyridine) 2(poly-vinylimidazole) 10Cl] Cl were combined with a glassy carbon paste electrode (GCPE) to form a bioanode ... -
Development of MoS2 and Au nanoparticle including disposable CEA-based immuno-cytosensor platforms
Altuntaş, Derya Bal; Nalkıran, Hatice S.; Aslan, Sema; Yolcu, Zuhal (SPRINGER INTERNATIONAL PUBLISHING AG, 2022)In this study, an electrochemical biosensor for determination of Carcinoembryonic antigen (CEA) biomarker using human breast ductal adenocarcinoma (MCF-7) and human ovarian adenocarcinoma (SK-OV-3) cancer cells was presented. ... -
Electrochemical Carbon Dioxide Detection
Işık C.; Mamuk A.E.; Aslan, Sema (Elsevier, 2023)In this chapter, initially, the concerns about global warming and greenhouse effects, and the research on sensing, capturing, and monitoring carbon dioxide (CO2) have been discussed in a general manner. After that, the ... -
Electrochemical Evaluation of Titanium (IV) Oxide/Polyacrylonitrile Electrospun Discharged Battery Coals as Supercapacitor Electrodes
Aslan, Sema; Bal Altuntaş, Derya; Koçak, Çağdaş; Kara Subaşat, Hülya (Wiley-V C H Verlag Gmbh, 2020)The TiO(2)nanoparticles are electrospun with polyacrylonitrile (PAN) polymer solution onto the discharged battery coal (DBC) electrode and the results are evaluated as a supercapacitor. The morphology and chemical composition ... -
An electrochemical immunosensor modified with titanium IV oxide/polyacrylonitrile nanofibers for the determination of a carcinoembryonic antigen
Aslan, Sema (Royal Society of Chemistry, 2021)Carcinoembryonic antigen (CEA) is considerably addressed for the clinical diagnosis of miscellaneous tumor types. In this study, an electrochemical immunosensor for the determination of the CEA biomarker was presented. ... -
Evaluation of the fuel cell performances of TiO2/PAN electrospun carbon-based electrodes
Aslan, Sema (SCIENTIFIC TECHNICAL RESEARCH COUNCIL, 2021)Electrocatalytic effect of the untreated and TiO2+polyacrylonitrile (PAN) modified discarded battery coal (DBC) and pencil graphite electrodes (PGE) were evaluated in fuel cell (FC) applications. TiO2 + PAN solution is ... -
Fabrication of Biofuel Cell Based on Nanomaterial Modified Composite Glassy Carbon Paste Electrode
Anık, Ülkü; Tutum, Murat; Aslan, Sema (Bentham Science Publ Ltd, 2016)In this work, an enzymatic biofuel cell (BFC) was developed by combining nanomaterial modified and plain glassy carbon paste electrodes (GCPE). Because of the composite nature of GCPE, very practical and economic bio-anode ... -
Microbial glucose biosensors based on glassy carbon paste electrodes modified with Gluconobacter Oxydans and graphene oxide or graphene-platinum hybrid nanoparticles
Aslan, Sema; Anık, Ülkü (Springer Wien, 2016)We have performed a study on the performance of two microbial glucose sensors based on immobilized Gluconobacter oxydans (G. oxydans). The first one was prepared by modifying a glassy carbon paste electrode (GCPE) containing ... -
NaOH impregnated sepiolite based heterogeneous catalyst and its utilization for the production of biodiesel from canola oil
Aslan, Sema; Aka, Necdet; Karaoğlu, Muhammet Hamdi (Taylor & Francis Inc, 2019)NaOH/sepiolite nanocomposite heterogenous base catalyst (NaOH/sep.) was prepared via impregnation process and tested in a three-neck flask equipped with thermometer and reflux condenser for the production of biodiesel from ... -
PREPARATION AND APPLICATION OF KOH IMPREGNATED SEPIOLITE AS A SOLID BASE CATALYST FOR BIODIESEL PRODUCTION USING MICROWAVE IRRADIATION
Karaoğlu, M. Hamdi; Zholobenko, Vladimir; Aslan, Sema (SOC CHILENA QUIMICA, 2021)An active basic solid catalyst for biodiesel production was obtained via KOH impregnation onto sepiolite support followed by high temperature calcination. The transesterification of rapeseed oil over the resulting nanocomposite ... -
Synthesis of new carbon material produced from human hair and its evaluation as electrochemical supercapacitor
Bal Altuntas, Derya; Aslan, Sema; Akyol, Yesim; Nevruzoglu, Vagif (Taylor & Francis Inc, 2020)In this study, carbon material similar to graphene structure (GLS) was prepared from graphite and the carbonization of Turkish human hair fibers (HHC) and utilized for the modification of electrode to evaluate the ...