Güncel Gönderiler: Meslek Yüksekokulları
Toplam kayıt 187, listelenen: 41-60
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Investigation of Mechanical Properties of B4C / SiC Additive Aluminum Based Composites and Modeling of Their Ballistic Performances
(Gazi Univ, 2020)In this study, 7075 grade aluminum-based composites reinforced with SiC (silicon carbide) and B4C (boron carbide) were produced with powder metallurgy at 40%, 20% and 10% reinforcement ratios. The mechanical properties of ... -
Effect of sintering on mechanical property of SiC/B4C reinforced aluminum
(Iop Publishing Ltd, 2019)In this study, SiC (silicon carbide) and B4C (boron carbide) added Al 7075 based composites were prepared at 40%, 20% and 10% reinforcement ratios. Using powder metallurgy, composite sample with 9 different structures were ... -
On Approximation Properties of Two Variables of Modified Kantorovich-Type Operators
(Ankara Univ, Fac Sci, 2019)In the present paper, we introduce certain modification of Szasz-Mirakyan-Kantorovich-type operators in polynomial weighted spaces of continuous functions of two variables. Then we research some approximation properties ... -
Determining the effects of black cumin seed oil on performance and meat fatty acid profile of broiler chickens
(South African Journal Of Animal Sciences, 2019)This study was designed to investigate the effects of adding black cumin (Nigella sativa L.) seed (BCS) oil to diets for broiler chickens on their performance and the meat fatty acid profile of the meat. Broiler chicks ... -
Magnetic properties of the Martensitic transformations with twinned and detwinned
(Elsevier Science Bv, 2019)The effects of the Austenite (A), twinned Martensite (TM) and detwinned Martensite (DTM) structural transformations on the ferromagnetic properties are investegated by means of the effective field theory developed by ... -
The evaluation of MTA and Biodentine as a pulpotomy materials for carious exposures in primary teeth
(Springer Heidelberg, 2019)ObjectiveThis study examined the effects of MTA and Biodentine on the clinical and radiographic success rates of pulpotomies performed on primary teeth with carious pulp exposures.Materials and methodsThis study was conducted ... -
Application of 4-VP-g-PET fibers and its N-oxide derivative as an adsorbent for removal of cationic dye
(Springer, 2019)Poly(ethylene terephthalate) fibers (PET) were grafted with 4-vinyl pyridine (4-VP) by a chemical grafting technique, and an N-oxide derivative was synthesized (N-oxide-4-VP-g-PET). The removal of methylene blue (MB) from ... -
Surface Roughness of Ceramic-Resin Composites After Femtosecond Laser Irradiation, Sandblasting or Acid Etching and Their Bond Strength With and Without Silanization to a Resin Cement
(Operative Dentistry Inc, 2019)Objectives: The aim of this study was to investigate the effects of femtosecond laser irradiation, sandblasting, or acid etching treatments on the surface roughness of ceramic-resin composites and also shear bond strength ... -
Hepato-preventive and anti-apoptotic role of boric acid against liver injury induced by cyclophosphamide
(Elsevier Gmbh, 2019)This study aims to examine cyclophosphamide (CP) exsposure associated toxicity on rat livers and the likely defensive effects of boric acid (BA). The rats used in this study were divided into four groups: control group, ... -
Investigation of some metals in honey samples from West Mediterranean region of Turkey
(Urmia Univ, 2019)Analysis of elements content in honey is important for honey quality and safety and for monitoring of environmental pollution. The levels of 22 elements, aluminum (Al), barium (Ba), calcium (Ca), cadmium (Cd), chromium ... -
The Investigation of the Cox-2 Selective Inhibitor Parecoxib Effects in Spinal Cord Injury in Rat
(Taylor & Francis Inc, 2019)Aim: Today, spinal cord injury (SCI) can be rehabilitated but cannot be treated adequately. This experimental study was conducted to investigate possible beneficial effects of methylprednisolone and parecoxib in treatment ... -
Origin of the hardness in the monolayer nanographene
(Elsevier Science Bv, 2019)In this paper, we investigated the lattice distortion displacement effects (LDDE) on magnetizations versus temperature in a monolayer nanographene (MLNG) by using effective field theory developed by Kaneyoshi. To obtain ... -
Modified F-N solution of the neutron transport equation for the Milne problem with FBIS kernel
(Indian Assoc Cultivation Science, 2019)The solution of the Milne problem is studied by one-speed neutron transport equation in plane geometry with Inonu's scattering kernel, which is known as a linear combination of the forward, backward and isotropic scattering ... -
Synthesis of modified poly(ethylene terephthalate) fibers with antibacterial properties and their characterization
(Taylor & Francis As, 2019)Poly(ethylene terephthalate) (PET) fibers were grafted with vinyl monomers by utilizing benzoyl peroxide. Grafted PET fibers were modified in optimized conditions with several functional groups such as amine, chlorine, ... -
Investigation of cutting tool wear behaviors in machining of silicon carbide and magnesium oxide reinforced aluminum 2024 matrix composites
(Iop Publishing Ltd, 2019)In this study, first Silicon Carbide (SiC) and Magnesium Oxide (MgO) powders of <= 105 micron particle size were mixed in equal amounts. Then, the powder mixture was reinforced by using vortex method in liquid Al2024 ... -
Elevated Tear Human Neutrophil Peptides 1-3, Human Beta Defensin-2 Levels and Conjunctival Cathelicidin LL-37 Gene Expression in Ocular Rosacea
(Taylor & Francis Inc, 2019)Purpose: To investigate the role of innate immunity in ocular rosacea. Methods: Thirty-two patients with ocular rosacea patients (group-1) and 28 healthy volunteers (group-2) who served as controls were enrolled in the ... -
Investigation of Heavy Metal Levels in Blood Samples of Three Cattle Breeds in Turkey
(Springer, 2019)The aim of this study is to determine seasonal changes in the blood levels of some heavy metals in three Turkey-specific cattle breed: Native Land (NL), Grizzle Race (GR), and South Anatolian Red (SR). Blood samples were ... -
Elimination of carcinogenic bromate ions from aqueous environment with 4-vinyl pyridine-g-poly(ethylene terephthalate) fibers
(Springer Heidelberg, 2019)In this study, poly(ethylene terephthalate) fibers grafted with 4-vinyl pyridine (PET-g-4VP) was synthesized with using a radical polymerization method and its removal capacity for bromate ions in the aqueous solution was ... -
Removing of Congo red from aqueous solution by 2-hydroxyethyl methacrylate-g-poly(ethylene terephthalate) fibers
(Springer, 2019)Grafting of 2-hydroxyethyl methacrylate (HEMA) on poly(ethylene terephthalate) (PET) fibers was carried out via free-radical polymerization technique using benzoyl peroxide as initiator. The obtained copolymers were examined ... -
Determination of carotenoids in two algae species from the saline water of Kapulukaya reservoir by HPLC
(Taylor & Francis Inc, 2018)The local algae species, Chlorella vulgaris and Scenedesmus regularis, from a highly saline water body of Kapulukaya Reservoir were isolated to analyze their carotenoid composition and content using HPLC method. The gradient ...