Kurum Yazarı "Demir, Ersin" İçin Listeleme
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Advancement in electrochemical strategies for quantification of Brown HT and Carmoisine (Acid Red 14) From Azo Dyestuff class
Karimi, Fatemeh; Demir, Ersin; Aydoğdu, Nida; Shojaei, Moein; Taher, Mohammad A.; Asrami, Padideh Naderi; Alizadeh, Marzieh; Ghasemi, Younes; Cheraghi, Somaye (Elsevier, 2022)Brown HT and carmoisine, which are the most used dyestuffs in pharmaceuticals, textiles, cosmetics and foods, are important components of the Azo family. Although the Azo group is not toxic or carcinogenic under normal ... -
Development and characterization of iron (III) phthalocyanine modified carbon nanotube paste electrodes and application for determination of fluometuron herbicide as an electrochemical sensor
Demir, Ersin; Göktuğ, Özge; İnam, Recai; Doyduk, Doğukan (Elsevier, 15.08.2021)This study is the first electroanalytical study conducted for the determination of fluometuron herbicide. For this purpose, a new electrode was prepared by combining iron (III) phthalocyanine − 4.4′,4′′,4′′′-tetrasulfonic ... -
Development of a new analytical method for determination of veterinary drug oxyclozanide by electrochemical sensor and its application to pharmaceutical formulation
Demir, Ersin; Silah, Hülya (MDPI Multidisciplinary Digital Publishing Institute, 2020)A novel highly selective, sensitive and simple analytical technique was recommended for the investigation of anthelmintic veterinary drug oxyclozanide based on square wave anodic stripping voltammetry (SWASV) by using a ... -
Draba cemileae (Karaer): Phytochemical composition, antioxidant and enzyme inhibitory activity
Cüce, Mustafa; Demir, Ersin; Şıhoğlu Tepe, Arzuhan; Sarıkürkçü, Cengiz (Elsevier, 2022)Plant polyphenols have always attracted the attention of researchers with their excellent biological activity potentials. In this study, roots, leaves and seeds of Draba cemileae (Karaer) were evaluated for their chemical ... -
Electrochemical sensor design based on silver nanoparticles modified multiwalled carbon nanotubes paste electrode for the sensitive determination of mepivacaine
Demir, Ersin; Silah, Hülya; Erkmen, Cem; Uslu, Bengi (Bentham Science Publishers, 2022)Mepivacaine, an amide-type local anesthetic drug widely used in regional anesthesia, was studied by some aspects such as electrochemical behavior, mechanism illumination, and analytical applications by cyclic voltammetry ... -
Investigation of temperature-dependent electrical parameters in a Schottky barrier diode with multi-walled carbon nanotube (MWCNT) interface
Ezgin, Hüseyin; Demir, Ersin; Acar, Selim; Özer, Metin (Elsevier, 15.08.2022)We research the electrical parameters of the MWCNT/n-6H-SiC Schottky barrier diode (SBD) as a function of temperature. Voltage-dependent current and the capacitance measurements of the diode have been made between the ... -
Modified indium tin oxide electrodes: Electrochemical applications in pharmaceutical, biological, environmental and food analysis
Silah, Hülya; Erkmen, Cem; Demir, Ersin; Uslu, Bengi (Elsevier, 2021)This paper represents a comprehensive review about the most recent developments in indium tin oxide (ITO) based electrochemical chemosensors and biosensors. ITO electrode has received increasing attention due to its large ... -
Nano solid phase micro membrane tip and electrochemical methods for vanillin analysis in chocolate samples
Ali, Imran; Mısır, Murat; Demir, Ersin; Dinçer, İrem; Locatelli, Marcello; Alothman, Zeki A. (Academic Press, 2023)A polymer-based nanosensor and electrochemical methods were developed for the quantitative analysis of vanillin. The sample preparation was done using nano solid phase micro membrane tip extraction (NSPMMTE). A novel ... -
Phthalocyanine Modified Electrodes in Electrochemical Analysis
Demir, Ersin; Silah, Hülya; Uslu, Bengi (Taylor & Francis Inc, 2020)Phthalocyanines are aromatic or macrocyclic organic compounds and attract great attention due to their numerous properties. They have many high-tech applications in different areas of the industry such as dyestuffs, thermal ... -
Recent advantages in electrochemical monitoring for the analysis of amaranth and carminic acid as food color
Alizadeh, Marzieh; Demir, Ersin; Aydoğdu, Nida; Zare, Najmeh; Karimi, Fatemeh; Kandomal, S Masoud; Rokni, Hassan; Ghasemi, Younes (Elsevier, 18.03.2022)This study provides a comprehensive review of the latest developments in the electrochemical impressions of the important dyestuffs including amaranth and carminic acid. Food colors are organic substances that have important ... -
Reviewing analytical methods for detection and determination of tadalafil
Bozal Palabıyık, Burçin; Erkmen, Cem; Demir, Ersin; Uslu, Bengi (Nova Science Publishers, Inc., 2020)One of the most reversible, potent and selective phosphodiesterase-5 (PDE-5) inhibitors, which has been used for the treatment of erectile dysfunction (ED) is tadalafil (6R,12aR) - 2, 3, 6, 7, 12, 12a- hexahydro- 2- methyl- ... -
Square wave voltammetric determination of pencycuron fungicide and application to commercial formulation
Acer, Selvi; Demir, Ersin; İnam, Recai (Springer, 2020)Pencycuron is a rather new, non-systemic protective fungicide of the phenylurea class, which is used in the treatment of diseases on various crops and whose residues must therefore, be determined with reliable analytical ... -
Studies of mechanism, kinetic model and determination of bupivacaine and its application pharmaceutical forms
Demir, Ersin; İnam, Onur; Silah, Hülya; Karimi-Maleh, Hassan (Elsevier, 2020)Bupivacaine, a local anesthetic that is often preferred in many wide ophthalmology applications, was investigated from different aspects such as electrochemical behavior, kinetic model, mechanism illumination, and analytical ... -
Türk ve Filtre Kahve Örneklerindeki Toplam Antioksidan Kapasitelerin Elektrokimyasal Yöntemlerle Belirlenmesi
Yıldırım, Sevinç; Demir, Ersin; Gök, İlkay (Bilecik Şeyh Edebali Üniversitesi, 2020)Bu çalışmada, az, orta ve koyu gibi değişik derecelerde farklı kavrulmuş kahve çekirdekleriyle demlenen Türkve Filtre kahvelerindeki toplam antioksidan kapasitesinin (TAC) belirlenmesi için dönüşümlü (CV), kare dalgasıyırma ... -
Use of electrochemical techniques for determining the effect of brewing techniques (espresso, Turkish and filter coffee) and roasting levels on total antioxidant capacity of coffee beverage
Yıldırım, Sevinç; Gök, İlkay; Demir, Ersin; Tokuşoğlu, Özlem (Wiley, 11.04.2022)In this study, we determined how roasting levels (light, medium, and dark) of Arabica coffee seed and three brewing techniques—decoction methods (Turkish coffee), infusion method (filter coffee), and pressure methods ... -
Voltammetric and spectrophotometric pathways for the determination of total antioxidant capacity in commercial turnip juice
Öztürk, Merve; Demir, Ersin; Özdal, Tuğba (2021)In this study, total flavonoid substances, total phenolic substances, and total antioxidant capacity in turnip juice which made from the turnip (Brassica rape), a plant belonging to the family of “Turpgiller” (Brassicaceae), ... -
Voltammetric pathways for the analysis of ophthalmic drugs
İnam, Onur; Demir, Ersin; Uslu, Bengi (Bentham Science Publishers, 2020)Background: This review investigates the ophthalmic drugs that have been studied with voltammetry in the web of science database in the last 10 years. Introduction: Ophthalmic drugs are used in the diagnosis, evaluation ...
