تصفح Academic حسب العنوان
السجلات المعروضة 10750 -- 10769 من 26925
-
High temperature thermal stability of innovative nanostructured thin coatings for advanced tooling
( Trans Tech Publications Ltd , 2014 , Article)Tools for machining are made of hard steels and cemented carbide (WC-Co). For specialized applications, such as aluminium machining, diamond or polycrystalline cubic boron nitride are also used. The main problem with steel, ... -
High toughness resorbable brushite-gypsum fiber-reinforced cements
( Elsevier Ltd , 2021 , Article)The ideal bone substitute material should be mechanically strong, biocompatible with a resorption rate matching the rate of new bone formation. Brushite (dicalcium phosphate dihydrate) cement is a promising bone substitute ... -
High vaccine coverage is crucial for preventing the spread of infectious diseases during mass gathering
( Qatar University Press , 2020 , Poster)Background: Vaccines are the most cost-effective intervention in public health as they prevent the spread of highly contagious infectious diseases. Because of vaccine implementation and high coverage, Measles was eradicated ... -
High voltage pulse generator based on DC-to-DC boost converter with capacitor-diode voltage multipliers for bacterial decontamination
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)High voltage pulse generators can be used effectively in water treatment applications, as applying a pulsed electric field on the infected sample guarantees killing of harmful germs and bacteria. In this paper, a new high ... -
A High-Availability Data Collection Scheme based on Multi-AUVs for Underwater Sensor Networks
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)In this paper, a high-availability data collection scheme based on multiple autonomous underwater vehicles (AUVs) (HAMA) is proposed to improve the performance of the sensor network and guarantee the high availability of ... -
High-efficiency c-Si based interdigitated point contact back heterojunction solar cells
( Springer New York LLC , 2017 , Article)We report on the modeling and performance optimization studies of point contact back heterojunction (BHJ) solar cells. BHJ solar cell technology is a combination of front heterojunction (a-Si:H/c-Si) solar cell technology ... -
High-Efficiency Solar Desalination Accompanying Electrocatalytic Conversions of Desalted Chloride and Captured Carbon Dioxide
( American Chemical Society , 2019 , Article)The sustainability of conventional water- and energy-associated systems is being examined in terms of water-energy nexus. This study presents a high-efficiency, off-grid solar desalination system for saline water (salinities ... -
High-frequency viscoelastic measurements of fluids based on microcantilever sensing: New modeling and experimental issues
( Elsevier , 2013 , Article)In general, microrheology is carried out using active or passive particle-tracking techniques. In the present paper, a novel technique based on the out-of-plane bending vibrations of a microcantilever beam immersed into a ... -
High-gain DC-DC converters for high-power PV applications: Performance assessment
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Conventional non-isolated DC-DC converters provide limited practical gains at high duty cycles due to their parasitic losses. Such trend is not suitable for renewables grid integration due to the high required gain, while ... -
High-Gain Non-isolated Single-Switch DC-DC Converters in Power Factor Correction Rectifiers: A Performance Assessment
( IEEE , 2022 , Conference Paper)Conventional single-stage Power Factor Correction (PFC) rectifiers struggle with extreme duty ratio operation for low-voltage applications, like Low-speed Electric Vehicles (LSEV). This worsens the performance of the ... -
High-intensity exercise training does not influence body weight but improves lipid oxidation in obese adults: A 6-week RCT
( BMJ Publishing Group , 2017 , Article)Objectives This study examined the effects of 6 weeks of high-intensity training (HIT) on lipid oxidation (LO) rates during incremental exercises in obese adults. Methods Twenty-four obese adults were randomised into a ... -
High-intensity interval training improves acute plasma volume responses to exercise that is age dependent
( American Physiological Society , 2018 , Article)Plasma volume (PV) is affected by several factors including age, physical training and, acutely, by exercise intensity. The purpose of this study was to investigate the effects of 6 weeks of high-intensity interval training ... -
High-performance adaptive Perturb and observe MPPT technique for photovoltaic-based microgrids
( IEEE , 2011 , Article)Solar photovoltaic (PV) energy has witnessed double-digit growth in the past decade. The penetration of PV systems as distributed generators in low-voltage grids has also seen significant attention. In addition, the need ... -
High-Performance BiCMOS Transimpedance Amplifiers for Fiber-Optic Receivers
( Sultan Qaboos University , 2017 , Article)High gain, wide bandwidth, low noise, and low-power transimpedance amplifiers based on new BiCMOS common- base topologies have been designed for fiber-optic receivers. In particular a design approach, hereafter called "A ... -
High-performance removal of toxic phenol by single-walled and multi-walled carbon nanotubes: Kinetics, adsorption, mechanism and optimization studies
( Korean Society of Industrial Engineering Chemistry , 2016 , Article)The adsorption capabilities of two nano-sized adsorbents: multi-walled carbon nanotubes (MWCNTs) and single-walled carbon nanotubes (SWCNTs) were investigated for the removal of toxic phenol. The maximum adsorption capacities ... -
High-Performance Work Systems, Psychological Capital and Future Time Perspective: A Cross-Nations Study
( Inderscience , 2021 , Article)This study explores central questions related to the connections between a firm’s High-Performance Work System (HPWS) and its ability to foster the positive employee outcomes, Psychological Capital (PsyCap) and Future Time ... -
High-Power Drive Systems for Industrial Applications: Practical Examples
( John Wiley & Sons, Ltd , 2014 , Book chapter) -
HIGH-POWER ISOLATED MODULAR DC-DC CONVERTER SYSTEM FOR HEAVY-DUTY FUEL-CELL-BASED ELECTRIC VEHICLES
(2022 , Master Thesis)Electric Vehicles (EVs) have attracted researchers' attention to further develop and enhance this strategic area. Compared with fuel-based vehicles, EVs are more demanded nowadays due to their high performance and new ... -
High-Power Multiport Dc-Dc Converter For PV Farm Applications
(2019 , Master Thesis)The trend toward generating electricity from renewable energy sources has encouraged researchers to work on finding more reliable and efficient ways of combining various sources, storage systems, and loads with different ... -
High-Precision Nonenzymatic Electrochemical Glucose Sensing Based on CNTs/CuO Nanocomposite
( Springer , 2022 , Article)The measurement of blood glucose levels is essential for diagnosing and managing diabetes. Enzymatic and nonenzymatic approaches using electrochemical biosensors are used to measure serum or plasma glucose accurately. ...
