Browsing Kimya Bölümü Makale Koleksiyonu by Title
Now showing items 1-20 of 88
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A DFT study on OH radical scavenging activities of eriodictyol, Isosakuranetin and pinocembrin
(2021)Flavonoids are natural compounds with antioxidant properties that have positive effects on human health, which reduce toxic effects of reactive oxygen species (ROS) and partially oxidative damage. In the work, the density ... -
A new analytical approach for preconcentration, separation and determination of Pb(II) and Cd(II) in real samples using a new adsorbent: Synthesis, characterization and application
(Elsevier, 2021)A green and efficient analytical approach was reported for simultaneous preconcentration, and separation of Pb(II) and Cd(II) in water, vegetables, and barbecue samples by dispersive solid-phase microextraction prior to ... -
A New Enrichment Method for Quantification of 5-Hydroxymethylfurfural by Indirect Flame Atomic Absorption Spectrometry in Honey and Jam Samples
(OXFORD UNIV PRESS INCJOURNALS DEPT, 2001 EVANS RD, CARY, NC 27513, 2021)Background: Because of increasing amounts of 5-hydroxymethylfurfural (5-HMF) in processed foods and the complexity of the matrix, monitoring of trace 5-HMF requires accurate and reliable methods. Hence, an efficient sample ... -
A novel sonication assisted dispersive liquid-liquid microextraction method for methylparaben in cosmetic samples using deep eutectic solvent
(2022)A simple, green and sensitive analytical methodology for extraction and determination of methylparaben (MP) in cosmetic samples, based on deep eutectic solvent-based sonication assisted dispersive liquid-liquid microextraction ... -
A simple and green ultrasound liquid–liquid microextraction method based on low viscous hydrophobic deep eutectic solvent for the preconcentration and separation of selenium in water and food samples prior to HG-AAS detection
(Elsevier, 2021)A simple and green ultrasound liquid-liquid microextraction method based on low viscous hydrophobic deep eutectic solvent (ULLME-LV-HDES) was proposed for the preconcentration and separation of selenium prior to HG-AAS ... -
An optimization approach for fast, simple and accurate determination of indigo-carmine in food samples
(Elsevier, 2021)This study report optimization of vortex-assisted natural deep eutectic solvent based liquid-phase microextraction (VA-NADES-LPME) for determination of indigo-carmine in some food samples by UV–Visible spectrophotometer. ... -
Antioxidant activities of Alyssum virgatum plant and its main components
(Springer, 01.02.2022)The antioxidant properties of methanol extract of above-ground parts of Alyssum virgatum, an endemic plant, were analyzed. Together with their total phenolic, flavonoid, and antioxidant capacities, their effects on reactive ... -
Application of a novel poly(SMAm)-Tris-Fe3O4 nanocomposite for selective extraction and enrichment of Cu(I) /Cu(II) from beer, soft drinks and wine samples, and speciation analysis by micro-volume UV-Vis spectrophotometry
(ELSEVIERRADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, 2021)In this study, a novel functional nanocomposite was synthesized, characterized and selectively used in pHcontrolled separation, pre-concentration and speciation analysis of Cu(I) and Cu(II) from sample matrices where ... -
Application of a novel poly(SMAm)-Tris-Fe3O4 nanocomposite for selective extraction and enrichment of Cu(I) /Cu(II) from beer, soft drinks and wine samples, and speciation analysis by micro-volume UV–Vis spectrophotometry
(ELSEVIER, 2021)In this study, a novel functional nanocomposite was synthesized, characterized and selectively used in pHcontrolled separation, pre-concentration and speciation analysis of Cu(I) and Cu(II) from sample matrices where ... -
Application of central composite design in parameters optimization of nano-structured supramolecular solvent based on liquid-liquid microextraction for determination of total lead in food, vegetables, grilled meat products, and water samples
(2022)The main aim of this research article is to develop a new sample preparation method based on liquid-liquid microextraction using nanostructured supramolecular solvent for analysis of total lead in food, vegetables, grilled ... -
Assessment of arsenic in water, rice and honey samples using new and green vortex-assisted liquid phase microextraction procedure based on deep eutectic solvent: Multivariate study
(2022)The aim of present study was to determine the arsenic in water, honey and rice samples using a new and green vortex-assisted liquid phase microextraction (VA-LPME), which is based on deep eutectic solvent (DES) by hydride ... -
Assessment of arsenic in water, rice and honey samples using new and green vortex-assisted liquid phase microextraction procedure based on deep eutectic solvent: Multivariate study
(2022)The aim of present study was to determine the arsenic in water, honey and rice samples using a new and green vortex-assisted liquid phase microextraction (VA-LPME), which is based on deep eutectic solvent (DES) by hydride ... -
Biologically active phthalocyanine metal complexes: Preparation, evaluation of α-glycosidase and anticholinesterase enzyme inhibition activities, and molecular docking studies
(Wiley, mart 2021)In this study, preparation, as well as investigation of α-glycosidase and cholinesterase (ChE) enzyme inhibition activities of furan-2-ylmethoxy-substituted compounds 1–7, are reported. Peripherally, tetra-substituted ... -
Chemically modifiedguargumandethylacrylate composite asanewcorrosioninhibitorfor reduction inhydrogenevolutionandtubularsteel corrosion protectioninacidicenvironment
(Elsevier, Şubat 2021)The paper deals with the synthesis of Guar gum and ethyl acrylate (GG-EEA) composite. The synthesized natural polysaccharide composite was used as a corrosion inhibitor to reduce hydrogen evolution and P110 steel corrosion ... -
Chemometric approach for the spectrophotometric determination of chloramphenicol in various food matrices: Using natural deep eutectic solvents
(2022)A novel, simple and green temperature controlled-natural deep eutectic solvent emulsification liquid–liquid microextraction (TC-NADES-LLME) coupled with UV–vis spectrophotometry was optimized for preconcentration and ... -
Chemometric approach for the spectrophotometric determination of chloramphenicol in various food matrices: Using natural deep eutectic solvents
(2022)A novel, simple and green temperature controlled-natural deep eutectic solvent emulsification liquid–liquid microextraction (TC-NADES-LLME) coupled with UV–vis spectrophotometry was optimized for preconcentration and ... -
Chemometric design-based optimization of a green, selective and inexpensive switchable hydrophilicity solvent-based liquid phase microextraction procedure for pre-concentration and extraction of sulfadiazine in milk, honey and water samples
(2022)In this research, a green, selective and inexpensive switchable hydrophilicity solvent-based liquid phase microextraction (SHS-LPME) procedure has been optimized for the extraction and preconcentration of sulfadiazine ... -
Computational design and characterization of platinum-II complexes of some Schiff bases and investigation of their anticancer–antibacterial properties
(Wiley, June 2022)Pt(L1)2-, Pt(L2)2-, and Pt(L3)2-type four-coordinated hypothetical platinum-II complexes were designed and characterized computationally. Where L1, L2, and L3 are the Schiff base anions as 2-((ethylamino)methyl)-6-meth ... -
Computational design and characterization of platinum-II complexes of some Schiff bases and investigation of their anticancer–antibacterial properties
(Wiley, July 2022)Pt(L1)2-, Pt(L2)2-, and Pt(L3)2-type four-coordinated hypothetical platinum-II complexes were designed and characterized computationally. Where L1, L2, and L3 are the Schiff base anions as 2-((ethylamino)methyl)-6-methox ... -
Computational investigation of molecular structures, spectroscopic properties and antitumor-antibacterial activities of some Schiff bases
(ELSEVIER, 2021)Molecular structures, spectroscopic properties (IR, 1 H NMR and 13C NMR, UV-VIS), molecular electrostatic poten tial maps and some molecular properties (ionization energy, electron affinity, energy gap, hardness, electroneg ...
