Browsing Makale Koleksiyonu by Title
Now showing items 1115-1134 of 5745
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Density Functional Theory (DFT) modeling and Monte Carlo simulation assessment of inhibition performance of some carbohydrazide Schiff bases for steel corrosion
(ELSEVIER SCIENCE BV, 2016)DFT and Monte Carlo simulation were performed on three Schiff bases namely, 4-(4-bromophenyl)-N'-(4-methoxybenzylidene)thiazole-2-carbohydrazide (BMTC), 4-(4-bromophenyl)-N'-(2,4-dimethoxybenzylidene)thiazole-2-carbohydrazide ... -
Density functional theory and ab-initio computational study of molecular structure, tautomerism, and geometrical isomerism of ethynyl-bridged dipyridinones: In the gas phase and dielectric media
(ELSEVIER SCIENCE BV, 2009)The geometries and relative stabilities for the different isomers and tautomers of ethynyl-bridged dipyridinones were calculated with full geometry optimizations using DFT method. Solvent effects have been analysed using ... -
Density of impurity states of hydrogenic impurities in an inverse parabolic quantum well under the magnetic field
(ELSEVIER SCIENCE BV, 2007)We investigated the effects of the magnetic field on the density of impurity states in a GaAs/GaAlAs inverse parabolic quantum well (lPQW) for different Al concentrations at the well center. The calculations were performed ... -
Dental anomalies in the primary dentition of Turkish children
(2012)Objective: The aim of this study was to determine the prevalence of double teeth, hypodontia, microdontia, and hyperdontia of primary teeth in Turkish children. Methods: The study group comprised 1149 children (554 girls, ... -
Dental Findings in Cornelia De Lange Syndrome
(YONSEI UNIV COLL MEDICINE, 2009)Cornelia de Lange syndrome is a congenital disease, basically characterized by psychomotor retardation associated with a series of malformations, including mainly skeletal, craniofacial deformities together with gastrointestinal ... -
The dental pathology analysis of Van-Karagunduz (medieval age) adults [Van-Karagündüz (orta çag) eriskin bireylerinin dental patoloji analizi]
(Cumhuriyet University Faculty of Dentistry, 2018)Objectives: The skeletal remains belonging to 188 individuals with jaws and teeth from the medieval cemetery region of the first structured level of the Van-Karagündüz Höyük have been investigated in order to study the ... -
DEPENDENCE OF CHARACTERISTIC DIODE PARAMETERS IN Ni/n-GaAs CONTACTS ON THERMAL ANNEALING AND SAMPLE TEMPERATURE
(WORLD SCIENTIFIC PUBL CO PTE LTD, 2009)We have prepared the sputtered Ni/n-GaAs Schottky diodes which consist of as deposited, and diodes annealed at 200 and 400 degrees C for 2 min. The effect of thermal annealing on the temperature-dependent current-voltage ... -
Dependence of film thickness on the structural and optical properties of ZnO thin films
(ELSEVIER SCIENCE BV, 2009)ZnO thin films are prepared on glass substrates by pulsed filtered cathodic vacuum arc deposition (PFCVAD) at room temperature. Optical parameters such as optical transmittance, reflectance, band tail, dielectric coefficient, ... -
Dependence of impurity binding energy on nitrogen and indium concentrations for shallow donors in a GaInNAs/GaAs quantum well under intense laser field
(SPRINGER, 2011)Within the framework of the effective-mass approximation, using a variational method, we have calculated the effect of intense laser radiation on the binding energy of the shallow-donor impurities in a Ga1-xInxNyAs1-y/GaAs ... -
The dependence of the intersubband transitions in square and graded QWs on intense laser fields
(PERGAMON-ELSEVIER SCIENCE LTD, 2004)The intersubband absorption in square and graded quantum wells under a laser field is calculated within the framework of the effective mass approximation. We conclude that, for quantum wells with different shapes, the laser ... -
DEPENDENCY OF NANOFLUID RHEOLOGY ON PARTICLE SIZE AND CONCENTRATION OF VARIOUS METAL OXIDE NANOPARTICLES
(BRAZILIAN SOC CHEMICAL ENG, 2018)Impact of the nanoparticle size and concentration on the rheology of ethylene glycol based nanofluids containing nanoparticles of five different metal oxides is investigated. Particle mass concentrations ranged from 5 to ... -
Depending on the electric and magnetic field of the linear optical absorption and rectification coefficient in triple quantum well
(SPRINGER, 2017)In this study, the alteration of the potential profile, the energy levels, the dipole matrix element and the resonant peaks of the linear optical absorption (OA) and optical rectification (OR) coefficients in GaAs/GaAlAs ... -
Depositional stages of the Egribucak inner basin (terrestrial to marine evaporite and carbonate) from the Sivas Basin (Central Anatolia, Turkey)
(SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2017)The Sivas Cenozoic Basin and coeval Central Anatolian basins such as Cankiri and Tuz Golu are characterized by both marine and terrestrial sediments ranging in age from the Eocene to early Miocene. The evaporite regime ... -
Depression and health-related quality of life in hemodialysis patients
(2004)Objective. The objective of this study was to examine the association between depression and health-related quality of life (HRQoL) in hemodialysis patients independent of known predictors of HRQoL. Methods and Materials. ... -
Depression in the elderly patients admitted to the emergency department: A multicenter study [Aci?l servi?se kabul edi?len yaşli hastalarda depresyon: Çok merkezli? çalişma]
(2013)Introduction: To investigate the prevalence and characteristics of depression in geriatric patients admitted to the emergency department (ED), and to determine the factors concerning depression. Materials and Method: This ... -
Derivatization of some maleic anhydride containing copolymers with amine functionalized pharmaceutical active substances, structural characterizations and biological activities [Bazı maleik anhidrit İçeren kopolimerlerin amin yapılı İlaç etken maddeleri İle türevlendirilmesi, yapısal karakterizasyonu ve biyolojik aktiviteleri]
(2015)Poly(maleic anhydride-co-styrene) (MAST), poly(maleic anhydride-co-vinyl acetate) (MAVA), poly(maleic anhydride-co-methyl methacrylate) (MAMMA), poly(maleic anhydride-co-allyl phenyl ether) (MAAFE) and poly(maleic ... -
Dermanyssus gallinae infestation: An unusual cause of scalp pruritus treated with permethrin shampoo
(INFORMA HEALTHCARE, 2010)Dermanyssus gallinae is a blood parasite of wild birds, but it is also a pest in the poultry industry. It occasionally bites mammals and thus rarely creates skin problems such as itching, papules, vesicles, and dermatitis. ... -
Dermatoglyphic characteristics in panic disorder
(DRUNPP-SARAJEVO, 2010)Objectives: Panic disorder is one of the most common anxiety disorders. There are various etiological factors in panic disorder. Dermatoglyphics are special patterns formed by epidermal ridges in fingertips, palms and ... -
Dermatoglyphic features in patients with multiple sclerosis
(RIYADH ARMED FORCES HOSPITAL, 2014)Objective: To examine dermatoglyphic features to clarify implicated genetic predisposition in the etiology of multiple sclerosis (MS). Methods: The study was conducted between January and December 2013 in the Departments ... -
Descriptions of two new Early Cretaceous (Hauterivian) ensign wasp genera (Hymenoptera : Evaniidae) from Lebanese amber
(ACADEMIC PRESS LTD ELSEVIER SCIENCE LTD, 2004)Two new ensign wasp (Hymenoptera: Evaniidae) genera, Protoparevania Deans and Eovernevania Deans, and species, P. lourothi Deans and E. cyrtocerca Deans, are described from the Lebanese amber outcrop of Mdeirij/Hammana. ...