Güncel Gönderiler: Fakülteler
Toplam kayıt 3310, listelenen: 2861-2880
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Fully reacted high strength geopolymer made with diatomite as a fumed silica alternative
(Elsevier Ltd, 2017)Geopolymers are formed by mixing of aluminosilicate sources with alkaline meta-silicate solution at room temperature. In the current study, diatomite of Turkish origin was fully utilized as a fumed silica alternative for ... -
Magneto-optical and microstructural properties of spinel cubic copper ferrites with Li-Al co-substitution
(Elsevier Ltd, 2018)Nanospinel Li2xCu1-xAlyFe2-yO4 ferrites with composition x = y = 0.0, 0.2, 0.3 and 0.4, were successfully synthesized via hydrothermal method. The effect of co-substitution (Li and Al) on structural, morphological and ... -
Substitution effect of Cr 3+ on hyperfine interactions, magnetic and optical properties of Sr-hexaferrites
(Elsevier Ltd, 2018)Chromium-substituted strontium nano-hexaferrites, SrCrxFe12-xO19 (0.0 ≤ x ≤ 1.0), were produced by the hydrothermal route. The structure, morphology, optical and magnetic properties were studied. Crystal structure, spinel ... -
AC susceptibility and hyperfine interactions of Mg-Ca ions co-substituted BaFe 12 O 19 nanohexaferrites
(Elsevier Ltd, 2019)Magnesium and calcium co-substituted Ba M-type nanohexaferrite (NHFs) is fabricated via sol-gel auto-combustion technique. The phase formation was proved by XRD powder pattern, FESEM and HR-TEM. Magnetic properties of Ba ... -
AC susceptibility and hyperfine interactions of vanadium substituted barium nanohexaferrites
(Elsevier Ltd, 2018)Vanadium ions substituted BaFe12O19 nanohexaferrites, BaFe12-xVxO19 (0.0 ≤x ≤ 0.1), were produced through the sol-gel auto-combustion route. The structure, morphology and the elemental compositions of various products were ... -
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 ... -
Comparison with some porous materials and the effects of powder filling on breakage parameters of diatomite in dry ball milling
(Taylor and Francis, 2011)In this study, a comparison of breakage parameters with some porous materials (pumice, trass, and amorphous silica) and the effects on breakage kinetics of powder filling of diatomite were investigated on at batch grinding ... -
Comparison of the curing kinetic behavior for two epoxy resin systems containing EPIKOTE 828-EPIKURE 3090 and DURATEK KLM 606a-DURATEK KLM 606b
(2007)The aim of the study is to determine the optimum cure temperatures and kinetics for two different epoxy resin systems without using solvent. Two resin systems consist of EPIKOTE 828® epoxy resin-EPIKURE® 3090 polyamidoamine ... -
Estimation of the bond grindability index from the sink-float test data of two different particulate pumices
(Taylor and Francis, 2012)In this study, equations for estimating the Bond grindability index by the sink-float test data of pumice were developed. Primarily, the cumulative weight and porosity content of the floating fraction were determined for ... -
Effects of mill speed on kinetic breakage parameters of four different particulate pumices
(Taylor and Francis, 2013)In this study, the effect of mill speed was investigated on different particulate pumice samples at batch grinding conditions based on a kinetic model. For this purpose, S i and B i,j equations were determined from the ... -
Computer simulation of product size distribution of a laboratory ball mill
(Taylor and Francis Inc., 2011)In this study, a computer simulation of a suitable matrix notation of the Broadbent and Callcott grinding model was written. First, a chromite sample was ground in the laboratory type batch ball mill at different grinding ... -
Anti-Pneumococcal Vaccine-Induced Cellular Immune Responses in Post-Traumatic Splenectomized Individuals
(Springer New York LLC, 2017)Splenectomy is associated with increased risk of overwhelming post-splenectomy infections despite proper anti-pneumococcal vaccination. As most studies concentrated on vaccination-induced humoral immunity, the cellular ... -
Alpha-tocopherol decreases iron-induced hippocampal and nigral neuron loss
(2010)There are many studies about iron-induced neuronal hyperactivity and oxidative stress. Some reports also showed that iron levels rise in the brain in some neurodegenerative diseases such as Parkinson’s (PD) and Alzheimer’s ... -
The effects of powder filling on the kinetic breakage parameters of natural amorphous silica
(Taylor and Francis Inc., 2017)In this study, the effects of powder filling were investigated on natural amorphous silica at batch grinding conditions based on a kinetic model. For this purpose, first eight different mono-sized fractions were carried ... -
Simultaneous determination and validation of emtricitabine, rilpivirine and tenofovir from biological samples using LC and CE methods
(John Wiley and Sons Ltd, 2018)A combination of antiretroviral agents is frequently used in effective treatment of the human immunodeficiency virus infection. In this study, two different separation methods are presented for the simultaneous determination ... -
Effects of tadalafil - Type-V phosphodiesterase enzyme inhibitor - On rats with spinal trauma
(Informa Healthcare, 2015)In this research, the effect of tadalafil, a selective inhibitor of cyclic guanosine monophosphate-specific phosphodiesterase type 5, on rats with spinal trauma was evaluated. The evaluation consisted of neurological ... -
Investigation of heme oxygenase 2 enzyme protein expression in keratoconus and normal human corneal epithelium: an immunohistochemical study
(Taylor and Francis Ltd, 2019)Purpose: To compare heme oxygenase 2 (HO-2) enzyme levels detected by immunohistochemical staining methods in the cornea epithelium obtained from keratoconus patients and normal subjects. Materials and Methods: The keratoconus ... -
Potential role of electrostimulation in augmentation of venous blood flow after total knee replacement: A pilot study
(SAGE Publications Ltd, 2016)Aim: To investigate the potential role of a novel electrostimulation device in augmenting the femoral vein venous blood flow following total knee replacement surgery. Material and methods: A total of 30 consecutive patients ... -
Saphenous nerve injury after endovenous laser ablation of incompetent greater saphenous vein: An electroneuromyography study
(SAGE Publications Ltd, 2016)Aim: To determine whether endovenous laser ablation of incompetent greater saphenous vein causes a detectable impairment in saphenous nerve conduction. Material and methods: Thirty-five patients (mean age: 44.78 ± 8.6, ... -
Rivaroxaban vs. warfarin on extended deep venous thromboembolism treatment: A cost analysis
(SAGE Publications Ltd, 2018)Background: Standard treatment for deep venous thromboembolism involves parenteral anticoagulation overlapping with a vitamin K antagonist, an approach that is effective but associated with limitations including the need ...
