Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 1058, listelenen: 116-135
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Characterization of natural- and organo-bentonite by XRD, SEM, FT-IR and thermal analysis techniques and its adsorption behaviour in aqueous solutions
(Mineralogical Soc, 2012)In this study, natural bentonite was modified with hexadecyltrimethylammonium (HDTMA) bromide to obtain organobentonite (HDTMA-bentonite). Bentonite and HDTMA-bentonite were then characterized using XRD, XRF, SEM, FT-IR, ... -
Characterization of Punica granatum L. peels and quantitatively determination of its biosorption behavior towards lead(II) ions and Acid Blue 40
(Elsevier Science BV, 2012)In this study, a waste biomass of Punica granatum L. (P. granatum L.) peels was firstly characterized by means of Brunauer-Emmett-Teller (BET) surface area, elemental analysis, FT-IR, thermogravimetric (TG) analysis and ... -
Characterization of zincblende CuInS2 nanostructured film: The XRD, Raman, FT-IR and UV-vis spectroscopical investigations
(Natl Inst Science Communication-Niscair, 2016)Zincblende semiconductor CuInS2 has not been focus of studies until recently. Ultrasonic spray pyrolysis (USP) method is used to deposit zincblende CuInS2 nanostructured film on glass substrate at 250 degrees C in this ... -
Chiral recognition of proteins having L-histidine residues on the surface with lanthanide ion complex incorporated-molecularly imprinted fluorescent nanoparticles
(Elsevier Science BV, 2013)In this study, lanthanide ion complex incorporated molecularly imprinted fluorescent nanoparticles were synthesized. A combination of three novel approaches was applied for the purpose. First, lanthanide ions [Terbium(III)] ... -
Classical and quantum hall effect measurements in GaInNAs/GaAs quantum wells
(Elsevier Science BV, 2013)We have performed magneto-transport experiments in modulation-doped Ga0.7In0.3NyAs1-y/GaAs quantum wells with nitrogen mole fractions 0.4%, 1.0% and 1.5%. Classical magnetotransport (resistivity and low-field Hall effect) ... -
Comments on the Langmuir probe measurements of radio-frequency capacitive argon-hydrogen mixture discharge at low pressure
(Canadian Science Publishing, Nrc Research Press, 2018)In this paper, the current-voltage graphs of discharge in the chamber of capacitive coupled radio frequency (CCRF) at low pressure were presented for Langmuir probe. The Langmuir probe measurements for estimating the ... -
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 ...
