Başlık için listeleme
Toplam kayıt 6053, listelenen: 5154-5173
-
Stresin çalışanların işletmeye bağlılığına etkileri: Kamu kuruluşlarında bir uygulama
(Hitit Üniversitesi Sosyal Bilimler Enstitüsü, 2018)Kurumlar belirli amacı gerçekleştirmek için kurulmuş, birimleriyle birbirine sımsıkı bağlı sistem yapısı içerisinde çalışırlar. Söz konusu sistem olduğunda onu meydana getiren öğelerden her birinin diğerinden etkilenmesi ... -
Stress analysis of a rotating FGM circular disc with exponentially-varying properties
(2012)In this study, elastic stress analysis of a thin circular disc made of functionally graded materials (FGMs) subjected to a temperature load and an inertia force due to rotation of the disc is investigated. Based on the two ... -
Stress analysis of functionally graded disc under thermal and mechanical loads
(Elsevier Ltd, 2011)In this study, the elastic stress analysis of annular discs made of functionally graded materials (FGMs) subjected to both uniform pressures on the inner surface and a linearly decreasing temperature distribution has been ... -
Stress Degradation Studies of Macrolide Antibiotics “Roxithromycin, Tilmicosin and Tylosin” by Using HPLC
(2020)Stress degradation studies control the behavior and impurities of drugs under various stress conditions. The present research is related to all degradation studies including acidic, alkaline, thermal and photo stability ... -
Strong correlation between Dy3+ concentration, structure, magnetic and microwave properties of the [Ni0.5Co0.5](DyxFe2-x)O-4 nanosized ferrites
(Elsevier Science Inc, 2020)The dysprosium ions (Dy-3(+))-substituted nanosized ferrites (NFs) of composition [Ni0.5Co0.5](DyxFe2-x)O-4 (x <= 0.08) were prepared using the citrate gel process. To analyse the magnetic properties of the samples, the ... -
Structural analysis of the choroid and the optic nerve in diabetes mellitus
(2020)Aim: The aim of this study was to determine the choroidal and peri-optic nerve head retinal nerve fiber layer (RNFL) changes in diabetes mellitus (DM) patients without retinopathy. Material and Methods: Four groups of 70 ... -
Structural and functional alterations in salivary gland chromosomes and enzyme activity of Chironomus riparius Mg. (Diptera, Chironomidae) from anthropogenically polluted sites in Bulgaria and Turkey
(Taylor & Francis Ltd, 2012)The effect of environment contaminants on genome instability and changes in enzyme activity (acetylcholinesterase (AChE), glutathione S-transferase activities (GST), etoxyresorufin O-deethylase (EROD) and metallothionein ... -
Structural and magnetic properties of thermal- and deformation-induced martensite in an Fe-27%Ni-4%Mn-1%Zn alloy
(Springer New York LLC, 2018)Deformation- and thermal-induced martensite properties were examined according to existing martensite morphology and magnetic properties for same prior austenite homogenization conditions in Fe-27%Ni-4%Mn-1%Zn alloy. ... -
Structural and temperature-dependent optical properties of thermally evaporated CdS thin films
(Elsevier Ltd, 2019)In this work, structural and temperature dependent optical properties of thermally evaporated CdS thin films were investigated. X-ray diffraction, energy dispersive spectroscopy and Raman spectroscopy experiments were ... -
Structural and temperature-tuned optical characteristics of Bi12GeO20 sillenite crystals
(Elsevier, 2020)Sillenite compounds exhibit unique photorefractive and electro-optic characteristics providing attractiveness to these materials in various optoelectronic applications. The present paper aims at investigating one of the ... -
The structural and thermal characterization of new Cu-Arginate complex; experimental and simulated hydrogen adsorbstion properties
(Hitit University, 2016)The copper-arginate complex was synthesized and characterized by using FTIR, TG/DTA-DrTG, UV-Vis spectroscopy and elemental analysis methods. In addition, experimental and theoretical hydrogen storage capabilities were ... -
Structural and thermal studies of non-metal cation pentaborate salts with cations derived from 1,5-diazobicyclo[4.3.0]non-5-ene, 1,8-diazobicyclo[5.4.0] undec-7-ene and 1,8-bis(dimethylamino)naphthalene
(Elsevier B.V., 2012)The reaction of the cyclic amines 1,5-diazobicyclo[4.3.0]non-5-ene (DBN), 1,8-diazobicyclo[5.4.0]undec-7-ene (DBU) and 1,8-bis(dimethylamino)naphthalene (PS) with B(OH)3 in a 1:5 ratio affords in high yields the non-metal ... -
Structural investigation and hyperfine interactions of BaBixLaxFe12−2xO19 (0.0≤x≤0.5) hexaferrites
(Elsevier Ltd, 2016)Barium hexaferrite, BaFe12O19, substituted by Bi3+ and La3+ (BaBixLaxFe12−2xO19 where 0.0≤x≤0.5) were prepared by solid state synthesis route. The effect of substituted Bi3+ and La3+ ions on the structure, morphology, ... -
Structural, absorption, and molecular properties of o,o'-dihydroxyazo resorcinol dyes bearing an acryloyloxy group
(Elsevier B.V., 2017)To the best of our knowledge, this is the first study reporting the synthesis and characterization of o,o?-dihydroxyazo dyes bearing an acryloyl group. The o,o?-dihydroxyazo dyes were synthesized through coupling of ... -
Structural, electronic, and electrochemical analyses of sputter-coated Pt and Pt–Co/GCE electrodes with ultra-low metal loadings for PEM fuel cell applications
(Springer Netherlands, 2017)In this study, unsupported platinum and platinum–cobalt ultra-thin catalyst layers with varying metal loadings were prepared by a sequential magnetron sputtering technique. The deposited catalyst layers were characterized ... -
Structural, Magnetic, and Mossbauer Parameters' Evaluation of Sonochemically Synthesized Rare Earth Er3+ and Y3+ Ions-Substituted Manganese-Zinc Nanospinel Ferrites
(Amer Chemical Soc, 2021)The effect of Er3+ and Y3+ ion-co-substituted Mn0.5Zn0.5ErxYxFe2-2xO4 (MZErYF) (x <= 0.10) spinel nanoferrites (SNFs) prepared by a sonochemical approach was investigated. Surface and phase analyses were carried out using ... -
Structural, magneto-optical properties and cation distribution of SrBixLaxYxFe12-3xO19 (0.0≤x≤0.33) hexaferrites
(Elsevier Ltd, 2016)SrBixLaxYxFe12-3xO19 (00.0≤x≤0.33) hexaferrites were produced via sol-gel auto combustion. XRD patterns show that all the samples are single-phase M-type strontium hexaferrite (SrM). The magnetic hysteresis (σ-H) loops ... -
Structural, morphological, optical, cation distribution and Mössbauer analysis of Bi3+ substituted strontium hexaferrite
(Elsevier Ltd, 2016)Single-phase M-type hexagonal ferrites, SrBixFe12−xO19 (0.0≤x≤1.0), were prepared by a co-precipitation assisted ceramic route. The influence of the Bi3+ substitution on the crystallization of ferrite phase has been examined ... -
Structural, optical and mössbauer study of Ba1 − xCuxFe12O19 (0.5 ≤ x) nano hexaferrites
(Springer New York LLC, 2018)In this study, a novel Ba1−xCuxFe12O19 (0.5 ≤ x) nano-hexaferrites were prepared by a simple and cost-effective sol–gel auto-combustion method using barium nitrates, iron nitrate, copper (II) acetate monohydrate and citric ... -
Structure, Mössbauer and AC susceptibility of strontium nanohexaferrites: Effect of vanadium ions doping
(Elsevier Ltd, 2019)This study contains information about the effect of V3+ vanadium doping on structural, morphological and magnetic properties of SrFe12-xVxO19 (x = 0.00, 0.02, 0.04, 0.06, 0.08, 0.10) nanohexaferrites. Samples have been ...