Kategori "Makale - Ulusal Hakemli Dergi - Kurum Öğretim Elemanı" Kimya Bölümü İçin Listeleme
Toplam kayıt 19, listelenen: 1-19
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Antimicrobial activities, absorption characteristics and tautomeric structures of o,o’-hydroxyazo dyes containing an acryloyloxy group and their chromium complexes
(Hacettepe University, 2012)E-1-((2-hydroxy-5-methylphenyl)diazenyl)naphthalene-2,7-diol’ün ve akrilat türevlerinin ve onların krom komplekslerinin farklı çözücüler, pH ve sıcaklıklardaki UV-VIS davranışları tespit edildi. Çözücü içinde boyalar azo ... -
Calcined Eggshell for the Removal of Victoria Blue R Dye from Wastewater Medium by Adsorption
(2021)In this study, the use of calcined eggshell (CE) as an adsorbent in removing Victoria Blue R (VBR) dyestuff from the solution medium was investigated. For this purpose, pH, interaction time, adsorbate concentration, amount ... -
Characterization of boron doped Cobalt/Zinc acetate composite fibers
(Hacettepe University, 2009)PVA/cobalt acetate/zinc acetate doped with boron composite fibers were prepared by electrospinning technique. Electrospinning was performed by putting solutions at different applied voltage in a range from 13 to 18 kV. The ... -
Coal an impure fuel source: Radiation effects of coal-fired power plants in Turkey
(Hacettepe Üniversitesi, 2010)Turkish coal is generally poor quality and the levels of chemical and radiological toxic trace elements in it are higher with respect to mean values of activity concentrations given in United Nations Scientific Committee ... -
Development of a flow-injection with spectrophotometric method for total iron in water samples
(Hacettepe University, 2017)Asimple spectrophotometric flow-injection method is reported for the highly sensitive and fast determination of iron(III) and total iron. The method is based on the formation of iron(III)- (1-nitroso-2-naphthol-3,6 sulphonate) ... -
Engelliler için belediyelerin erişilebilirlik sorumlulukları: Çorum Engel Haritası Projesi
(Hitit Üniversitesi, 2017)Bu çalışmanın amacı ve önemi; yasal açıdan yetkili ve sorumlu birimler olarak belediyelerin engellilerin yaşam kalitelerinin artmasına yapacağı katkıdan kaynaklanmaktadır. Çalışmanın varsayımları, yaşam kalitesinin kentin ... -
İyonofor olarak bir Kaliks[4]aren türevinin kullanıldığı iyodür-seçici PVC Membran elektrot
(2017)Bu çalışmada, iyonofor olarak 5,11,17,23-tetra(tert-bütil)-25,26,27,28- tetra(4-propilimidazol asetamit)-kaliks[4]aren bileşiğinin kullanıldığı iyodürseçici yeni bir polivinil klorür (PVC) membran elektrot hazırlandı. ... -
Lead removal from industrial waste
(Hitit University, 2017)In this study, the heavy metal removal performance of poly(2-hydroxyethyl methacrylate-N-methacryloyl-(L)-histidine methyl ester), poly(HEMA-MAH) cryogel, a known polymer, in HNO3 was investigated. To determine the heavy ... -
Mixed ligand complexes of acesulfame/nicotinamide with earth alkaline metal cations MgII, CaII, BaII and SrII : synthesis and characterization
(Hittite Journal of Science and Engineering, 2014-12-31)I n the scope of this study, acesulfame (ace, acs)-nicotinamide (na) mixed ligand complexes of Mg(II), Ca(II), Sr(II) and Ba(II) were synthesized for the first time. Possible formulas for complexes were determined as [Mg(H2 ... -
Nanofibers by electrospinning of nylon 6 doped with boron
(Hacettepe University, 2009)In this study, Nylon 6 was successfully cross-linked with boron using formic acid as solution. Electrospinning process was performed by putting hybrid nylon 6/boric acid solutions at different applied voltage in a range ... -
A new adsorptive square-wave stripping voltammetric method for the trace analysis of germanium
(Hacettepe University, 2008)The adsorptive stripping voltammetric determination of trace amounts of germanium(IV) based on the adsorptive accumulation of the germanium(IV)-N-(2-hydroxyphenyl)-3-hydroxysalicylaldimine complex on the hanging mercury ... -
Optimization of the schiff-base reaction of acetylacetone with biogenic amines
(Hitit University, 2017)In this work, optimum conditions for the derivatization reaction of biogenic amines (histamine, tyramine, putrecine, tryptamine, phenylethylamine, cadaverine, spermidine and spermine) with acetylacetone have been determined. ... -
A simple and rapid method for preparing carbon nanopore electrode ensemble by coating a glassy carbon electrode with chromate
(Hitit University, 2016)A simple preparation method for carbon nanopore electrode ensemble (CNEE) was reported. The CNEE consists of a number of pinholes which remain after coating a carbon surface with chromate. The transformation from transient ... -
Simultaneous determination of three phenolic compounds in water samples by pre-column derivatization coupled with reversed-phase high performance liquid chromatography
(Hacettepe University, 2018)In this study, a sensitive and accurate method for simultaneous separation and determination of three phenolic compounds (phenol, m-cresol and resorcinol) in water by revesed-phase high performance liquid chromatography ... -
Spectroscopic properties of 2,2’-[Thiobis(p-phenylenenitrilo-methylidyne)]bis(4-chloro/bromo/methyl/nitro/methoxy)phenol
(Hacettepe University, 2012)Novel Schiff base has been synthesized from the reaction of 4,4’-diaminodiphenyl sulfide with 2-hydroxy5-substituebenzaldehyde and 2-hydroxynaphtaldehyde. The compounds were characterized by elemental analysis, FT-IR, 1 H ... -
Synthesis and thermal characterization of p-coumaric acid complexes of CoII, NiII, CuII and ZnII metal cations and biological applications
(Hitit University, 2016)The phenolic compound used in this study is p-coumaric acid, which is the derivative of phenolic acid playing a role in giving color, odor and taste to the plants. The p-coumaric acid is an organic compound derived from ... -
Synthesis, characterization, and antimicrobial properties of a new ligand and its Pd(II), Ru(II), Fe(II), Co(II) complexes
(Düzce Üniversitesi, 2018)Schiff bases and their complexes are versatile compounds synthesized from the condensation of an amino compound with carbonyl compounds and widely used for industrial purposes and also exhibit a broad range of biological ... -
Synthesis, spectroscopic and thermal characterization of non-metal cation (nmc) pentaborates salts containing cations derived from histidine and arginine
(Hacettepe University, 2012)The new non-metal cation (NMC) pentaborate structures of cationic histidine and arginine aminoacids were synthesized and characterized using spectroscopic (11B NMR and IR) methods. Their thermal properties have been ... -
A validated RP-HPLC method for the estimation of ornidazole in pharmaceutical dosage forms
(Hacettepe University, 2012)A new, simple, rapid, selective, precise and accurate isocratic reverse phase high performance liquid chromatography assay has been developed and validated for assay of Ornidazole in tablet formulations. Tinidazole was ...