Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 1058, listelenen: 122-141
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A compact biquaternionic formulation of massive field equations in gravi-electromagnetism
(Springer Heidelberg, 2011)In this paper, after presenting the biquaternion formalism, a new formulation is proposed for the massive gravi-electromagnetism with monopole terms. By combining the generalized field equations in electromagnetism with ... -
A comparative adsorption study of C2H4 and SO2 on clinoptilolite-rich tuff: Effect of acid treatment
(Elsevier Science BV, 2013)In this study, ethylene (C2H4) and sulphur dioxide (SO2) adsorption properties of clinoptilolite tuff from Gordes, Turkey and that of acid treated forms were studied at 293 K using volumetric apparatus up to 38 and 100 ... -
Comparative evaluation of InAs/GaSb superlattices for mid infrared detection: p-i-n versus residual doping
(IOP Publishing LTD, 2015)We report on the opto-electronic characterization of an InAs/GaSb superlattice (SL) midwave infrared p-i-n photodetector structure (pin-SL) in comparison with the same structure with no intentional doping (i-SL). Both ... -
A comparative photoluminescence study on Mn-Free GaAs/AlAs and Mn-containing Ga1-xMnxAs/AlAs quantum wells (QWs) grown on various orientations by MBE
(Taylor & Francis LTD, 2016)Optical properties of diluted magnetic semiconductor Ga0.999Mn0.001As/AlAs quantum well structures grown on (1 0 0 ), (1 1 0), (3 1 1)B and (4 1 1)B by molecular beam epitaxy are reported. Temperature-dependent spectral ... -
A comparative study on the efficiency of electro-Fenton process in the removal of propham from water
(Elsevier Science BV, 2009)Electro-Fenton process has been widely used in the treatment of organic pollutants lately. Its oxidation efficiency mainly depends on the electrode materials. In this study, boron doped diamond (BDD), carbon sponge (CS) ... -
A comparison for application time of electrical discharge onto 3-acetamidocoumarin molecule
(Elsevier Science BV, 2016)A topic of great interest is discussed as the atmospheric-pressure non-equilibrium plasma jets and their applications. In this study, our plasma generated here can be described as the dielectric barrier discharge-like. It ... -
Comparison of adsorption and selectivity characteristics for 4-nitrophenol imprinted polymers prepared via bulk and suspension polymerization
(Marcel Dekker Inc, 2004)This manuscript describes a method for the selective removal of phenolic compounds from aqueous medium by imprinted polymers, which is the noncovalent approach based on both hydrogen bonding and hydrophobic interaction. ... -
Comparison of adsorption performances of metal-chelated polyamide hollow fibre membranes in lysozyme separation
(Elsevier Science BV, 2002)Commercially available microporous polyamide hollow fibres are modified by acid hydrolysis to activate the reactive groups and subsequently binding of the ligand, i.e. Cibacron Blue F3GA. Then the Cibacron Blue F3GA-derived ... -
Comparison of supercritical fluid and Soxhlet extractions for the quantification of hydrocarbons from Euphorbia macroclada
(Elsevier Science BV, 2004)This study compares conventional Soxhlet extraction and analytical scale supercritical fluid extraction (SFE) for their yields in extracting of hydrocarbons from arid-land plant Euphorbia macroclada. The plant material was ... -
Complementary and alternative technique for the determination of electron effective mass: quantum Hall effect
(Natl Inst Optoelectronics, 2016)The quantum Hall effect measurements in the AlInN/AlN/GaN heterostructure are studied in the temperature range from 1.8 K to 14 K and a magnetic field up to 11 T. The quantized two-dimensional electron gas was placed at ... -
Complete analysis of the H-1 and C-13 NMR spectra of diastereomeric mixtures of (R,S- and S,S-)-3,6-dimethoxy-2,5-dihydropyrazine-substituted indoles and their conformational preference in solution
(Wiley-Blackwell, 2010)Complete analysis of the H-1 and C-13 NMR spectra obtained with and without a chemical shift reagent (Eu(fod)(3)), of bis-lactim ether 1 (Schollkopf auxiliary) and monosubstituted 3- or 2-{(2R,5S or 2S,5S)-5-isopropyl-3, ... -
Complete removal of the insecticide azinphos-methyl from water by the electro-Fenton method - A kinetic and mechanistic study
(Pergamon-Elsevier Science LTD, 2013)The removal of organophosphorous insecticide azinphos-methyl (AZPM) from water has been investigated by the electro-Fenton method which produces hydroxyl radicals electrocatalytically. The reaction between these radicals ... -
Complex quaternionic reformulation of the relativistic elastic collision problem
(IOP Publishing LTD, 2007)An alternative representational method is proposed for the investigation of relativistic elastic collision. Although using four vectors is a common way to represent relativistic quantities, complex quaternionic representation ... -
Comprehensive growth and characterization study on highly n-doped InGaAs as a contact layer for quantum cascade laser applications
(IOP Publishing LTD, 2018)We present growth and characterization studies of highly n-doped InGaAs epilayers on InP substrate by metal organic vapor phase epitaxy to use as an n-contact layer in quantum cascade laser applications. We have introduced ... -
Computational study on favipiravir adsorption onto undoped-and silicon-decorated C60 fullerenes
(World Scientific Publ Co Pte LTD, 2017)Adsorption and interaction mechanisms of fullerene-based complex systems for possible drug delivery vehicles have been at the center of increasing attention. In the scope of this work, the interaction mechanism between an ... -
Conformation and NH stretching of 1,1-dihalogenoheptan-1-amines[CH3(CH2)(5)CX2NH2; X = F, Cl or Br]: Halogen and solvent effects
(Pergamon-Elsevier Science LTD, 2015)The effects of halogen and solvent on the conformation and NH stretching of 1,1-dihalogeno-heptan-1amines [CH3(CH2)(5)CX2NH2: X = F, Cl or Br] were investigated using the density functional theory method. The functional ... -
Conformational analysis and vibrational spectroscopic investigation of 3-phenylpropylamine
(Elsevier Science BV, 2009)The possible stable forms of 3-phenylpropylamine (3-PPA) molecule were experimentally and theoretically studied by infrared and Raman spectroscopy. FT-IR and Raman spectra of 3-PPA were recorded in the regions of 4000-400 ... -
Conformational and electronic properties of hydroquinone adsorption on C60 fullerenes: Doping atom, solvent and basis set effects
(Elsevier Science BV, 2018)Hydroquinone (HQ) is widely used as a reducing agent with well-known antioxidant properties. The interaction with pristine and doped fullerenes seems to have a promising research field particularly for the drug delivery ... -
Conformational and electronic properties of N-methacryloyl-(L)-glutamic acid
(Taylor & Francis LTD, 2017)Conformers of N-methacryloyl-(L)-glutamic acid (MAGA, C9H13NO5) in the gas phase, benzene or methanol environment were searched by the density functional theory (DFT) and time-dependent DFT. Selected conformational isomers ... -
Conformers of beta-aminoisobutyric acid probed by jet-cooled microwave and matrix isolation infrared spectroscopic techniques
(Amer Inst Physics, 2013)beta-aminoisobutyric acid (BAIBA) has been studied in isolation conditions: in the gas phase and trapped into a cryogenic N-2 matrix. A solid sample of the compound was vaporized by laser ablation and investigated through ...
