Güncel Gönderiler: Araştırma ve Uygulama Merkezleri
Toplam kayıt 91, listelenen: 61-80
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Schiff base immobilized silica gel framework as an efficient sorbent for preconcentration of Pb and Zn ions in aqueous media
(Scientific Technical Research Council Turkey-Tubitak, 2016)A novel preconcentration method for Pb and Zn ions using a column packed with Schiff base modified silica gel is described. The method was based on the sorption of analytes on N,N'-bis(4-methoxysalicylidene)-1,3-propanediamine ... -
Linear trinuclear mixed valance Mn-III-Mn-II-Mn-III complex: Synthesis, crystal structure and characterization
(Taylor & Francis Ltd, 2016)A new linear trinuclear Mn-III-Mn-II-Mn-III complex 1 has been synthesized and characterized by elemental, spectral, X-ray and magnetic analysis. X-ray diffraction studies show that the central Mn-II ion is located at a ... -
A multi-channel temperature and humidity measurement system based on a micro-controller
(Natl Inst Optoelectronics, 2016)In recent years, microcontrollers are devices used widely for measuring physical quantities, processing measured values and controlling systems. Their specifications like conversion into embedded systems, quite convenient ... -
The factors predicting academic achievement of ankara university distance education students
(Assoc Measurement & Evaluation Education & Psychology, 2015)The aim of this study was to determine the factors predicting academic achievement of Ankara University Distance Education students. The study group of the research consists of 302 first grade students from Ankara University ... -
Determination of molybdenum by adsorptive catalytic stripping voltammetry in the presence of alizarin red s and persulphate
(Parlar Scientific Publications (P S P),, 2011)An alternative and sensitive method by adsorptive catalytic stripping voltammetry for the determination of trace molybdenum is proposed. The method is based on the adsorption collection of the Mo(VI)-Alizarin Red S complex ... -
Voltammetric determination of boron using cobalt phthalocyanine modified carbon paste electrode
(ESG, 2011)An alternative mercury-free voltammetric method based on the complexation of boron with alizarin red S (ARS) for the determination of boron using cobalt phthalocyanine modified carbon paste electrode (CoPcMCPE) was described. ... -
Magnetic properties and sensitized visible and NIR luminescence of Dy-III and Eu-III coordination polymers by energy transfer antenna ligands
(Taylor & Francis Ltd, 2017)Two coordination polymers, {[Ln(2-stp)(4,4 '-bipy)(H2O)]center dot(H2O)}, [Ln = Dy (1) and Eu (2), 2-stp = 2-sulfoterephthalate and 4,4 '-bipy = 4,4 '-bipyridine] have been characterized by solid state UV-vis, FTIR spectra, ... -
Synthesis, characterization and photoluminescence studies of new Cu(II) complex
(Taylor & Francis Ltd, 2017)In the current work, a new coordination complex, [Cu(HL)(2)], 1 [H2L = 2-((E)-(2-hydroxypropylimino) methyl)-4-nitrophenol] was successfully synthesized and characterized by IR, UV-vis and photoluminescence spectroscopic ... -
In vitro effects of some pesticides on glutathione-s transferase activity
(Parlar Scientific Publications, 2017)Human populations have been constantly exposed to pesticides due to their extensive use and presence in food and drinking water. Therefore, the aim of this study is to compare the inhibitory effect of three commonly used ... -
Sensitization of Ho-III and Sm-III luminescence by efficient energy transfer from antenna ligands: Magnetic, visible and NIR photoluminescence properties of Gd-III, Ho-III and Sm-III coordination polymers
(Elsevier Science Sa, 2017)Hydrothermal reactions of lanthanide metal salts with 2-sulfoterephthalate (2-stp) and 4,4'-bipyridine (4,4'-bipy) led to three coordination polymers, {[Ln(2-stp)(4,4'-bipy)(H2O)]center dot(H2O)), [Ln = Gd (1), Ho (2) and ... -
Ferromagnetic interactions in new double end-on-azide-bridged dinuclear Ni(II) complex: Synthesis, crystal structures, magnetic and photoluminescence properties
(Elsevier Science Bv, 2017)A new double end-on azide-bridged dinuclear nickel(II) Schiff base complex, [Ni-2(mu(1,1)-N-3)(2)(HL)(2)(MeOH)(2)], [HL = 2-[(2-hydroxypropylimino)methyl)-3,5-chlorophenoll has been synthesized and characterized by elemental ... -
Crystal structure and photoluminescence properties of a new monomeric copper(II) complex: Bis(3-{[(3-hydroxypropyl)imino]methyl}-4-nitrophenolato-κ3O,N,O′)copper(II)
(International Union of Crystallography, 2017)Copper(II)-Schiff base complexes have attracted extensive interest due to their structural, electronic, magnetic and luminescence properties. The title novel monomeric CuII complex, [Cu(C10H11N2O4)2], has been synthesized ... -
Preconcentration and determination of metal ions using fluorescein-modified silica gel and inductively coupled plasma-optical emission spectrometry
(Taylor & Francis Ltd, 2018)A new fluorescein modified silica gel was utilized for solid-phase extraction for the simultaneous and selective preconcentrations of Ba2+, Cd2+, Co2+, Cu2+, Mn2+, Ni2+, Pb2+, and Sr2+ prior todetermination by inductively ... -
Impact of deposition rate on the structural and magnetic properties of sputtered ni/cu multilayer thin films
(Walter De Gruyter Gmbh, 2018)The structural and corresponding magnetic properties of Ni/Cu films sputtered at low and high deposition rates were investigated as there is a limited number of related studies in this field. 5[Ni(10 nm)/Cu(30 nm)] multilayer ... -
Parental influence on financial knowledge of university students
(Springer International Publishing AG, 2018)This study aimed to find out the relationship between financial knowledge and parental influence among university students. Online survey instrument was used to collect data. Totally 169 students from Poland, Croatia, ... -
New mixed valence defect dicubane cobalt(ıı)/cobalt(ııı) complex: synthesis, crystal structure, photoluminescence and magnetic properties
(Elsevier Science BV, 2018)A new defect dicubane cobalt(II)/cobalt(III), [(Co(2)(II)Co(2)(III)L(4)2(H2O)(CH3COO)(CH3COOH]center dot 4H(2)O complex (1) where H2L = [1-(3-hydroxypropyliminomethyl)naphthalene-2-ol], has been synthesized and characterized ... -
Catena-poly[[[2,4-dichloro-6-{[(2-hydroxyethyl)imino]methyl}phenolato-n-3,o,o']-copper(ıı)]--chlorido]monohydrate]: synthesis, structural, spectroscopic and luminescent properties
(Taylor & Francis Ltd, 2018)A new chloride bridged polymeric Cu(II) complex, [Cu(HL)(-Cl).H2O](n), 1, (H2L = 2,4-dichloro-6-{[(2-hydroxyethyl)imino]methyl}phenol) has been synthesized and characterized by elemental-spectral analysis, crystal structure ... -
Biological properties of pmma/nhap and pmma/3-apt-nhap nanocomposites
(Taylor & Francis As, 2018)In this study, nanocomposite-implant materials with the filler materials, which are nanohydroxyapatite (nHAp) and nHAp modified by [3-(2-aminoethilamino)propyl]trimethoxysilane, using poly(methylmethacrylate) as a matrix ... -
Financial literacy among university students: a study in eight european countries
(Wiley, 2018)This study analysed the level of financial literacy among university students in Estonia, Germany, Italy, Netherlands, Poland, Romania, Russian Federation and Turkey. The purpose of the study was to determine the level of ... -
Assessment of element partitioning in dairy products: application of three stage sequential fractionation scheme and metal determination by ıcp-oes
(Bentham Science Publ Ltd, 2018)Background: Availability of minerals in foodstuff depends on their physicochemical form. This study was conducted to determine the concentration and partitioning of Fe, Cu, Zn, Mn, Mg, Ca, Cr, Ni, Mo, Al, Ba, Pb, Sn, V, ...
