Başlık için Kimya Bölümü listeleme
Toplam kayıt 171, listelenen: 23-42
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An evaluation on S-type adsorption isotherm in the model of crosslinked polyhydroxamates/oxazine dyes/water interactions
(SPRINGER, ONE NEW YORK PLAZA, SUITE 4600 , NEW YORK, NY 10004, UNITED STATES, AUG 2022)The efects of crosslinker and dye type on swelling and S-type adsorption properties of crosslinked polyhydroxamates (CHP) were investigated. CHPs containing N,Nʹ-methylenebisacrylamide (N), or ethylene glycol dimethacrylate ... -
An evaluation on S-type adsorption isotherm in the model of crosslinked polyhydroxamates/oxazine dyes/water interactions
(SPRINGER, ONE NEW YORK PLAZA, SUITE 4600 , NEW YORK, NY 10004, UNITED STATES, AUG 2022)The effects of crosslinker and dye type on swelling and S-type adsorption properties of crosslinked polyhydroxamates (CHP) were investigated. CHPs containing N,NMODIFIER LETTER PRIME-methylenebisacrylamide (N), or ethylene ... -
An indirect method for the analysis of bisphenol A, as a Mn(iii)-chelate complex, in milk samples by ultrasound assisted-cloud point extraction/flame atomic absorption spectrometry
(2022)A method for indirect determination of bisphenol A (BPA), as a Mn(iii)-chelate complex, in milk samples by flame atomic absorption spectrometry (FAAS) was developed. The method was based on cloud point extraction with ... -
An indirect method for the analysis of bisphenol A, as a Mn(III)–chelate complex, in milk samples by ultrasound assisted-cloud point extraction/flame atomic absorption spectrometry
(The Royal Society of Chemistry, 06.07.2022)A method for indirect determination of bisphenol A (BPA), as a Mn(III)–chelate complex, in milk samples by flame atomic absorption spectrometry (FAAS) was developed. The method was based on cloud point extraction with ... -
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. ... -
Analysis of boronic acids containing amino ferrocene by DFT approach and in silico studies
(Elsevier, 2023)The synthesized (2)-(6) complexes and (2′)-(6′) hypothetical complexes formed by attached boranic acid esters were optimized at the DFT-B3LYP/GEN level. The structural and spectroscopic properties (IR, 1HNMR , 13CNMR ) of ... -
Anti-corrosion behavior of 2-((3-(2-morpholino ethylamino) -N3-((pyridine-2-yl)methyl)propylimino)methyl)pyridine and its reduced form on Carbon Steel in Hydrochloric Acid solution: Experimental and theoretical studies
(2022)A comparative investigation of the corrosion inhibition of two ligands, 2-((3-(2-morpholinoethylamino)-N3- ((pyridine-2-yl)methyl) propylimino) methyl)pyridine (SB) and N1-(2-morpholinoethyl)-N1,N3-bis(pyridine-2- ylme ... -
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 ... -
Application of chemometric modeling for ionic liquid-based ultrasonic-assisted dispersive liquid-liquid microextraction: Analysis of fosetyl-aluminum in fruit and vegetable samples
(Elsevier, 2023)This manuscript presents a new method for selective extraction and determination of fosetyl-aluminum in fruits and vegetable samples based on ultrasonic-assisted dispersive liquid-liquid microextraction method using ionic ... -
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 ... -
Bromination and conversion of tetrahydro-1H-indene to bisoxirane with a new approach: synthesis, structural characterization by spectroscopic and theoretical methods, and biological analysis supported by DFT and docking
(TÜBİTAK, 2023)In this study, a new method for synthesizing diepoxides is proposed. Tetrahydroindene 1 was brominated with NBS in the presence of LiClO4 and acetic acid, resulting in the formation of dibromodiacetate derivatives 2 and ... -
Calculations of the magnitude of responsivities in pH-, temperature- and ion- responsive hydrogels
(ELSEVIER, RADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, JUN 2022)Stimuli-responsive hydrogels (SRHs) were prepared by thermal free radical redox polymerization in the aqueous solution of N-isopropyl acrylamide (NIPAAm), acrylamide (AAm) with any weak organic acid (such as propenoic acid, ... -
Calculations of the magnitude of responsivities in pH-, temperature- and ion- responsive hydrogels
(ELSEVIER, RADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, JUN 2022)Stimuli-responsive hydrogels (SRHs) were prepared by thermal free radical redox polymerization in the aqueous solution of N-isopropyl acrylamide (NIPAAm), acrylamide (AAm) with any weak organic acid (such as propenoic acid, ... -
Chemical composition, antimicrobial activities, and molecular docking studies of Turkish propolis ethanol extract
(CAAS Agricultural Journals, 2023)The purpose of the present study was to investigate the antimicrobial effect of propolis ethanol extract collected from the Tarsus district of Mersin province, Kilis province, Yayladagi district of Hatay province in southern ... -
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 ...