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Toplam kayıt 4099, listelenen: 21-40
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The accuracy of new and aged mechanical torque devices employed in five dental implant systems
(Hindawi Ltd, 2017)Purpose. Friction-style and spring-style torque wrenches are used to tighten implant abutments and prosthetic screws. the mechanical stability of these torque wrenches is crucial for the implant-abutment connection. the ... -
Accurate free and forced vibration behavior prediction of functionally graded sandwich beams with variable cross-section: A finite element assessment
(Taylor & Francis Ltd., 2024)The current investigation proposes an enhanced finite element beam model to assess the dynamic behavior of functionally graded sandwich beams with variable cross-sections. By integrating the shear effect, this beam model ... -
Acetate bridged dinuclear Cu(II) complexes with ferrocene based benzimidazol ligands: Synthesis, spectroscopy, electrochemistry, DFT calculations and catecholase activity
(Pergamon-Elsevier Science Ltd, 2016)Two new benzimidazole ligands, 1-[(E)-ferrocenylmethylidenehydrazino]-2-{5,6-dichloro-2-[(o-chloro-phenyl)methyl]-1,3-diaza-1H-inden-1-yl}-1-ethanone (1) and 1-[(E)-ferrocenylmethylidenehydrazino]-2-{2-[p-(trifluoromethy ... -
Achieving improved stability for automatic voltage regulation with fractional-order PID plus double-derivative controller and mountain gazelle optimizer
(Springer, 2024)The stability of voltage in a power system is a critical factor that impacts the system’s performance. Automatic voltage regulator system plays a vital role in maintaining stable voltage levels, ensuring efficient and ... -
An acoustic survey in the southeastern Black Sea in the assessment of trachurus mediterraneus (Steindachner, 1868) distribution
(Springer, 2022)Horse mackerel (Trachurus mediterraneus, Steindachner, 1868) is an important commercial fish distributed along the coast of Turkey. Although, the variety of catching amount of the species fluctuate by years, it is obvious ... -
Acrylamide in heat-treated carbohydrate-rich foods in Turkey
(Taylor & Francis Ltd., 2024)This study was conducted to provide data on the amount of acrylamide (AA) in 270 heat-treated carbohydrate-rich foods in Turkey, determined by gas chromatography-mass spectrometry (GC-MS). A total of 270 samples were ... -
Activated carbon derived from tea waste: A promising supporting material for metal nanoparticles used as catalysts in hydrolysis of ammonia borane
(Pergamon-Elsevier Science Ltd, 2020)Activated carbons with high porosity and high surface area are promising materials to be used in wide-range applications. They can easily be prepared from various biomass source following by simple and reproducible activation ... -
Actual distributions and validity of petroleuciscus spp., with the range extension and length-weight relationship data in case of petroleuciscus ninae
(Central Fisheries Research Inst, 2023)The genus Petroleuciscus was known from the Marmara, Aegean, and Black Sea drainages, as well as southeast Anatolia and Iran. However, studies conducted in recent years have suggested that the species described in southeast ... -
Acute airway compromise due to ruptured inferior thyroid artery aneurysm
(W B Saunders Co-Elsevier Inc, 2015)A cervical hematoma secondary to the spontaneous rupture of an aneurysm is an uncommon but catastrophic life-threatening condition because it can potentially obstruct the airway. Inferior thyroid artery aneurysm and rupture ... -
Acute copper accumulation in Mediterranean mussel and sea snail
(Taylor & Francis Inc., 2021)In this study, the rate of copper accumulation in mussel (Mytilus galloprovincialis) and sea snail (Rapana venosa) organisms exposed to acutely different non-lethal copper concentrations was investigated for 5 days under ... -
Acute effect of repeated sprint and aerobic endurance training on Foxp3+ regulatory T cells and cytokine levels
(Galenos Yayıncılık, 2021)Objective: The aim of our study was to investigate the acute effect of repeated sprints and aerobic endurance training on Foxp3+ T regulatory cells and cytokines. Materials and Methods: The study population consisted ... -
The acute effects of preoperative ozone theraphy on surgical wound healing
(Acta Cirurgica Brasileira, 2016)PURPOSE: To investigate the effects of preoperative rectal ozone insufflation on surgical wound healing over the proinflammatory cytokines and histopathological changes. METHODS: Twenty one rabbits were divided into 3 ... -
The acute effects of single cup of coffee on ocular biometric parameters in healthy subjects
(Elsevier, 2019)Purpose: To evaluate ocular biometric changes in healthy subjects after caffeine consumption from a cup of coffee. Methods: A total of 36 subjects were included in this prospective observational study. Axial length (AL) ... -
Acute renal involvement in organophosphate poisoning: histological and immunochemical investigations
(Taylor & Francis Ltd, 2018)Purpose: Today, the long-term effects of partial exposure of cholinesterase on the kidney continue to be a research topic. in this study, we aimed to histopathologically investigate the possible effect of acute toxicity ... -
Acute toxicity of ammonia and nitrite to angel fish (Pterophyllum scalare, Liechtenstein 1823) and the effect of erythrocyte morphology
(Parlar Scientific Publications (P S P), 2016)Angelfish (Pterophyllum scalare, 1.54 +/- 0.03 g, n=500) were exposed for 24, 48, 72 and 96 hours to different concentrations NH3-N (0.2-2 mg/L), and NO2-N (1-35 mg/L) at pH 7.2 +/- 0.3. Using Probit analysis, 50% lethal ... -
Acute toxicity of pozzolanic cement on two crustacean species, water flea (Daphnia magna) and gammarus komareki
(Springer, 2021)This study was conducted to determining the values of LC50, mortality rates and DNA damages (Daphnia magna) of species exposed to pozzolanic cement concentrations of 50, 100, 150, 200, 250, and 300 mg/L for 24 h. To compare ... -
Adakite-like parental melt generation by partial fusion of juvenile lower crust, Sakarya Zone, NE Turkey: A far-field response to break-off of the southern Neotethyan oceanic lithosphere
(Elsevier Science Bv, 2019)The timing of major tectonic events and the driving mechanisms for magma generation during Late Cenozoic convergence and collision between Arabia and Eurasia still remain unknown. the Sakarya Zone (SZ) in northern Turkey ... -
Adalimumab ameliorates abdominal aorta cross clamping which induced liver injury in rats
(Hindawi Ltd, 2014)The aim of this study was to investigate the possible protective effects of adalimumab (ADA) on cell damage in rat liver tissue during ischemia/reperfusion (I/R) injury of infrarenal abdominal aorta. Thirty male Wistar-albino ... -
Adaptation of self-assessment instrument for educators' digital competence into Turkish culture: A study on reliability and validity
(Springer, 2022)In this study, the adaptation of the "Digital Competence for Educators" self-assessment instrument developed by the European Commission Joint Research Centre to Turkish culture and the validity and reliability study of the ...
