Ara
Toplam kayıt 136, listelenen: 11-20
Optimization of ultrafast laser parameters for 3D micromachining of fused silica
(Elsevier Sci Ltd, 2020)
We present an optimization study on laser parameters for 3D micromachining of fused silica to achieve critical goals for practical applications including high surface quality, high volume production, and complex surfaces ...
Right Ventricular Early Inflow-Outflow Index-A new method for echocardiographic evaluation of right ventricle dysfunction in acute pulmonary embolism
(Wiley, 2020)
Introduction Acute pulmonary embolism (APE) is a cardiothoracic thromboembolic emergency at risk of life-threatening. Several risk graduation algorithms may be applied to delineate short-term mortality in patients with ...
Mineralogy, chemistry, and genesis of zeolitization in Eocene tuffs from the Bayburt area (NE Turkey): Constraints on alteration processes of acidic pyroclastic deposits
(Pergamon-Elsevier Science Ltd, 2020)
Eocene vitric tuffs in the Bayburt area (NE Turkey) possess a dacite-rhyodacite composition and contain abundant altered glass shards and flattened fibrous pumice with lesser amounts of pyrogenic minerals (plagioclase, ...
Illness perception, perceived social support and quality of life in patients with diagnosis of cancer
(Wiley, 2020)
Introduction Research has shown that social support has a significant impact on quality of life. The purpose of this cross-sectional study was to determine the relationship between perceived social support, perception of ...
MODELING OF THREE-PHASE THREE-LEVEL RECTIFIER WITH SPACE VECTOR PULSE WIDTH MODULATION METHOD IN MATLAB/SIMULINK PROGRAM
(Yildiz Technical Univ, 2020)
Multi-level rectifiers have low harmonic content and electromagnetic interference (EMI). In recent years, especially in medium and high-power applications are increasing use. As the voltage level per switch and switching ...
Degradation kinetics of bioactive compounds and antioxidant activity in strawberry juice concentrate stored at high and low temperatures
(Springer, 2020)
In this study, changes in ascorbic acid (AA), phenolics, anthocyanins (ACNs) and antioxidant activity (AOA) were monitored during storage at - 25, 4, 10 and 20 degrees C to observe the stability of bioactive compound in ...
Reading comprehension, Mathematics self-efficacy perception, and Mathematics attitude as correlates of students' non-routine Mathematics problem-solving skills in Turkey
(Taylor & Francis Ltd, 2020)
Literature that investigates the factors affecting problem-solving evaluates the cognitive and affective components, such as reading comprehension, metacognition, Mathematics anxiety, Mathematics attitude and Mathematics ...
Tracking the timing of Neotethyan oceanic slab break-off: Geochronology and geochemistry of the quartz diorite porphyries, NE Turkey
(Pergamon-Elsevier Science Ltd, 2020)
The initiation of the break-off of the northern branch of the Neotethyan oceanic lithosphere is an important but poorly understood event in the geology of the Sakarya Zone (SZ) in northeastern Turkey. Although it is wellknown ...
Hazard analysis using a Bayesian network and linear programming
(Taylor & Francis Ltd, 2020)
In order to make a system safer, it is necessary to determine which hazard should be removed by considering the interactions of all hazards in the process. In this study, the influence of the hazards related to iron works ...
Evaluating the feasibility of blockchain in logistics operations: A decision framework
(Pergamon-Elsevier Science Ltd, 2020)
The main purpose of this study is to investigate the feasibility of blockchain technology in logistics industry using a quantitative approach. To this end, a decision framework is proposed based on a multi-criteria decision ...