Güncel Gönderiler: Fizik-Makale Koleksiyonu
Toplam kayıt 620, listelenen: 261-280
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Ab initio calculations on the structural and lattice dynamical properties of TmX (X=As, P) compounds
(Pergamon-Elsevier Science Ltd, 2012)The structural and lattice dynamical properties of TmX (X=As, P) compounds were investigated using normconserving pseudopotentials within the generalized gradient approximation correction (GGA) of Perdew-Burke-Ernzerhof ... -
Influence of atomic force microscopy acquisition parameters on thin film roughness analysis
(Wiley-Blackwell, 2012)A reliable procedure for measuring parameters connected to surface roughness is needed to compare the gas sensing properties of various thin films or the effect of different fabrication procedures on the surface roughness ... -
Preparation and characterization of calix[6]arene Langmuir–Blodgett thin film
(Elsevier Science, 2012)Calix[6] arene monolayer/multilayer was prepared on a glass substrate and the behavior of monolayer properties investigated at the air-water interface by taking Langmuir isotherm graph. UV-visible, wettability measurements, ... -
Influence of steps on the tilting and adsorption dynamics of ordered pentacene films on vicinal ag(111) surfaces
(Amer Chemical Soc, 2012)Here we present a structural study of pentacene (Pn) thin films on vicinal Ag(111) surfaces by He atom diffraction measurements and density functional theory (DFT) calculations supplemented with van der Waals (vdW) ... -
Investigation of kinetic and dosimetric features of citric acid using esr spectroscopy
(Springer Wien, 2012)In the present work, dosimetric potential and temperature-dependent behaviors of the radicals produced upon gamma-irradiation of anhydrous and monohydrate citric acid were explored through a detail electron spin resonance ... -
Cyanide-bridged trinuclear Mn-III-Fe-III assembly: Crystal structure, magnetic and photoluminescence behavior
(Elsevier Sci Ltd, 2016)A trinuclear cyanide-bridged Mn-III-Fe-III compound, [NEt4][Mn(3,5-ClL)(2)(MeOH)](2)Fe(CN)(6)], [3,5-ClLH2 = N, N'-bis(3,5-chlorosalicylidenato)-1,2-diamino propane)], 1, has been characterized by X-ray analyses, magnetic ... -
The interaction between the gas sensing and surface morphology properties of LB thin films of porphyrins in terms of the adsorption kinetics
(Elsevier Science Sa, 2012)In this work we investigate the adsorption characteristics due to exposure to benzene, toluene and chloroform vapor of 2,3,7,8,12,13,17,18-Octaethyl-21H,23H-porphine metal free thin films fabricated by using the Langmuir-Blodgett ... -
Two tridentate Schiff base ligands and their mononuclear cobalt (III) complexes: Synthesis, characterization, antibacterial and antifungal activities
(Pergamon-Elsevier Science Ltd, 2012)Two Schiff base ligands (HL1, HL2) and their Co(III) complexes, [Co(HL1)(L1)] (1) and [Co(HL2)(L2)] (2) [where HL1 = 2-((E)-(2-hydroxyethylimino)methyl)-4-chlorophenol and HL2 = 2-((E)-(2-hydroxyethylimino)methyl)-4-bromophenol] ... -
Electrodeposition and characterization of co/cu multilayers
(Polish Acad Sciences Inst Physics, 2016)Co/Cu multilayers having different bilayer number (total thickness) were electrodeposited on polycrystalline Cu substrates with a strong [100] texture from an electrolyte including Co and Cu ions under potentiostatic ... -
The finite-size scaling study of the ising model for the fractals
(Springer / Plenum Publishers, 2016)The fractals are obtained by using the model of diffusion-limited aggregation (DLA) for 40 a parts per thousand currency sign L a parts per thousand currency sign 240. The two-dimensional Ising model is simulated on the ... -
Effect of ball scribing on power loss separation of fe-3%si grain-oriented silicon steel
(Wuhan Univ Technology, 2016)Power loss of Fe-3%Si grain-oriented silicon steel was measured after ball scribing with different spacing using a self-designed tool. Three different sections of power loss, including hysteresis loss, abnormal loss, and ... -
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 ... -
Electrical characterisation of poly(methyl methacrylate)/arachidic acid langmuir-blodgett films
(Elsevier Science Sa, 2008)A series of poly(methyl methacrylate) (PMMA) molecules with different molecular weights and arachidic acid has been used to fabricate alternate layer Langmuir-Blodgett (LB) films onto aluminum coated glass substrates and ... -
Electric dipole moments in U(1)' models
(Amer Physical Soc, 2008)We study electric dipole moments of electrons and protons in E(6)-inspired supersymmetric models with an extra U(1) invariance. Compared to the Minimal Supersymmetric Standard Model, in addition to offering a natural ... -
Buffer optimization for crack-free GaN epitaxial layers grown on Si(111) substrate by MOCVD
(IOP Publishing Ltd, 2008)We report the growth of GaN films on the Si(1 1 1) substrate by metalorganic chemical vapour phase deposition (MOCVD). Different buffer layers were used to investigate their effects on the structural and optical properties ... -
Free standing double walled boron nanotubes
(Pergamon-Elsevier Science Ltd, 2008)Based on density functional calculations we propose stable structures of free standing double walled boron nanotubes in the form of two single walled boron nanotubes (SWBNTs) inside one another. Puckering of the boron ... -
Growth of CdS nanoparticles in Y- and Z-type Langmuir–Blodgett thin film using 1,3-bis-(p-iminobenzoic acid) indane
(Springer, 2012)Cadmium sulphide (CdS) nanoparticles were formed in 1,3-bis-(p-iminobenzoic acid)indane by exposing Cd2+ doped Y- and Z-type multilayered Langmuir-Blodgett (LB) films to H2S gas. The growth of CdS nanoparticles were monitored ... -
Fabrication of Langmuir-Blodgett thin films of calix[4]arenes and their gas sensing properties: Investigation of upper rim para substituent effect
(Elsevier Science Bv, 2014)This study reports the characterization and organic vapor sensing properties of Langmuir-Blodgett (LB) thin films of calix[4] arene derivatives that contain different numbers of tert butyl groups on their upper rims. Surface ... -
Crystal structure and photoluminescence properties of a new Cd-II coordination polymer catena-poly[bis[4-bromo-2-({[2-(pyrrolidin-1-yl)ethyl]imino}methyl)phenolato-kappa N-3,N ',O]di-mu(3)-chlorido-di-mu(2)-chlorido-bis(methanol-kappa O)tricadmium(II)]
(Int Union Crystallography, 2016)Schiff base-metal complexes have been used widely as catalysts for many organic reactions, such as ring-opening polymerization and oxidation. In view of the importance of Cd-II coordination polymers and in an effort to ... -
Influence of co:cu ratio on properties of co-cu films deposited at different conditions
(Elsevier Science Bv, 2012)A series of Co-Cu films with different Co:Cu ratio was electrodeposited at different electrolyte pH, deposition potential and film thickness, and their morphology, crystal structure and magnetic properties were investigated. ...
