Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 1058, listelenen: 1019-1038
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Unusual Very Strong O-H center dot center dot center dot O Hydrogen Bonding in Zinc Complex: Crystal Structure and Photoluminescence of [Zn(HL)(bpy)(2)(H2O)](2)(L) (L = O2C(CF2)(6)CO2, bpy = 2,2 ' bipyridine)
(Springer/Plenum Publishers, 2012)The centrosymmetric dimer zinc compound, [Zn(HL)(bpy)(2)(H2O)](2)(L), (L = O2C(CF2)(6)CO2, bpy = 2,2'-bipyridine), was obtained through the reaction of Zn(ClO4)(2)center dot 6H(2)O, bpy and perfluorosuberic acid. Zn(II) ... -
Use of bilayer gate insulator to increase the electrical performance of pentacene based transistor
(Elsevier Science Sa, 2017)In this study, bottom-gate top-contact pentacene-based organic field effect transistors (OFET) with various spin coated ultrathin organic dielectrics on anodized aluminum oxide (Al2O3) bilayer gate dielectrics were fabricated. ... -
Use of molecular imprinted nanoparticles as biorecognition element on surface plasmon resonance sensor
(Elsevier Science Sa, 2011)In this study, we have prepared lysozyme imprinted poly(ethylene glycol dimethacrylate-N-methacryloyl-L-histidine methylester) (PEDMAH) nanoparticles and then attached on the surface of surface plasmon resonance (SPR) ... -
Using heavy atom rare gas matrix to control the reactivity of 4-methoxybenzaldehyde: A comparison with benzaldehyde
(Amer Inst Physics, 2012)Different patterns of photochemical behavior were observed for 4-methoxybenzaldehyde (p-anisaldehyde) isolated in xenon and in argon matrices. Monomers of the compound isolated in solid Xe decarbonylate upon middle ultraviolet ... -
Utilization of the Phaseolus vulgaris L. waste biomass for decolorization of the textile dye Acid Red 57: determination of equilibrium, kinetic and thermodynamic parameters
(Taylor & Francis Inc, 2007)In the present study, biosorption of Acid Red 57 (AR57) onto a waste biomass of Phaseolus vulgaris L. was investigated by varying pH, contact time, biosorbent concentration and temperature, to determine the equilibrium, ... -
UV-spectral changes for some azo compounds in the presence of different solvents
(Elsevier Science BV, 2011)The electronic absorption spectra of four azo dyes with different substituents (such as Cl, I, OH) are determined at room temperature in twenty-one solvents with different polarities. The electronic transitions of azo dyes ... -
Validated capillary electrophoresis study for the determination of cetirizine in pharmaceutical forms
(Taylor & Francis Inc, 2006)A capillary electrophoretic method for the determination of cetirizine is described in this study. The method was developed by using a running buffer consisting of 10 mM of 10% methanol with pH 8.5, employing a fused silica ... -
A validated capillary electrophoretic method for the determination of indacaterol and its application to a pharmaceutical preparation
(Food & Drug Adminstration, 2018)Indacaterol is a new inhaled ultra-long acting beta(2)-agonist. It has been recently approved in the European Union for the treatment of chronic obstructive pulmonary disease. This paper reports, for the first time, a ... -
A Validated Capillary Electrophoretic Method for the Determination of Olopatadine and Its Application to a Pharmaceutical Preparation of Eye Drops
(Aoac Int, 2017)A validated rapid and sensitive capillary zone electrophoretic method for the determination of olopatadine hydrochloride (OLO) is described. Optimum conditions were found: 20 mmol/L sodium tetraborate buffer, acetonitrile ... -
Validated method for the determination of deflazacort by a flow-injection analysis with UV detection: Application to pharmaceutical formulations
(Taylor & Francis Inc, 2004)A simple, precise, accurate, and fast flow-injection analysis (FIA) method employing UV detection is described for the determination of deflazacort (DEF) in pharmaceutical tablets. The best carrier solvent system consisted ... -
Validated UV-Vis Spectrophotometric Method for the Determination of Copper using 2,3,4,6 '-Tetrahydroxy-3 '-Sulfoazobenzene in Real Samples
(Chem Soc Pakistan, 2018)A selective and sensitive spectrophotometric method has been proposed for the determination of copper by forming red-brown chelate at pH 3.5 (3-4) with 2,3,4,6'-tetrahydroxy-3' sulfoazobenzene (THSA). Molar absorptivity ... -
The variation of electronic properties with the doping concentration of modulation-doped AlxGa1-xAs-GaAs double quantum wells
(Academic Press LTD Elsevier Science LTD, 2007)In this paper we have calculated the sub-band structure and the confinement potential of modulation-doped Ga1-xAlxAs-GaAs double quantum wells as a function of the doping concentration. The electronic properties of this ... -
Variation of photoluminescence from Si nanostructures in SiO2 matrix with Si+ post implantation
(2007)Si nanoclusters were formed by 28Si ion implantation into SiO2 matrix and subsequently annealed at 1050 °C for 2 h under N2 ambient. The photoluminescence (PL) characteristics depend on the 28Si fluence. The PL signals ... -
The variation of temperature-dependent carrier concentration and mobility in AlGaN/AlN/GaN heterostructure with SiN passivation
(Wiley-V C H Verlag GMBH, 2015)The effects of surface passivation effect on electron mobility and crystal structure in Al0.3Ga0.7N/AlN/GaN heterostructures are investigated by classical Hall effect measurements and an X-ray diffraction method. ... -
Variational Computations for Excitons in Quantum Dots: a Quantum Monte Carlo Study
(World Scientific Publ Co Pte LTD, 2011)A study of variational wave functions for calculation of the ground-state energies of excitons confined in a two-dimensional (2D) disc-like and three-dimensional (3D) spherical parabolic GaAs quantum dots (QDs) is presented. ... -
Vibrational and morphological properties of Sn-doped CdS films deposited by ultrasonic spray pyrolysis method
(Elsevier Sci LTD, 2010)Cd1-chi Sn chi S films (chi=0.0, 0.1 and 0.2) were prepared by the ultrasonic spray pyrolysis (USP) method on the glass substrate at 300 degrees C. Effect of Sn doping on the vibrational and morphological properties of CdS ... -
Vibrational and X-ray diffraction spectra of SnS film deposited by chemical bath deposition method
(Edp Sciences S A, 2009)Tin sulphide films have been deposited onto glass substrates at room temperature by chemical bath deposition using aqueous solution. The structural and vibrational properties of the deposited films have been characterized ... -
Vibrational investigation of 1-cyclopentylpiperazine: A combined experimental and theoretical study
(Science Press, 2014)FT-IR and Raman spectra of 1-cyclopentylpiperazine (1cppp) have been experimentally examined in the region of 4000-200 cm(-1). The optimized geometric parameters, conformational equilibria, normal mode frequencies and ... -
Vibrational spectra, DFT calculations, conformational stabilities and assignments of the fundamentals of the 1-butylpiperazine
(Elsevier Science BV, 2016)FT-IR and FT-Raman spectra of 1-butylpiperazine (1bpa) were experimentally recorded in the region of 4000-10 cm(-1) and 4000-100 cm(-1), respectively. The optimized geometric parameters, conformational equilibria, normal ... -
Vibrational spectroscopic analysis of some Hofmann-T-d type complexes
(Pergamon-Elsevier Science LTD, 2012)New Hofmann-T-d type complexes in the form of Ni(4Chpy)(2)M(CN)(4) (M = Cd or Hg and 4chpy = 4-(3-cyclohexen-1-yl)pyridine) have been prepared and their FT-IR and FT-Raman spectra have been reported. The results suggest ...
