Browsing by Title
Now showing items 26675-26694 of 50385
-
VHDRA: A Vertical and Horizontal Intelligent Dataset Reduction Approach for Cyber-Physical Power Aware Intrusion Detection Systems
( Hindawi Limited , 2019 , Article)The Cypher Physical Power Systems (CPPS) became vital targets for intruders because of the large volume of high speed heterogeneous data provided from the Wide Area Measurement Systems (WAMS). The Nonnested Generalized ... -
Viability of and Escherichia coli O157:H7 and Listeria monocytogenes in a delicatessen appetizer (yogurt-based) salad as affected by citrus extract (Citrox©) and storage temperature
( Elsevier , 2018 , Article)The antimicrobial effect of citrus extract (at 1 mL/kg [C1] and 2 mL/kg [C2]) on naturally occurring microbiota and inoculated pathogens (E. coli O157:H7 and L. monocytogenes at ca. 6 log cfu/g) in the traditional Greek ... -
Viability of and Escherichia coli O157:H7 and Listeria monocytogenes in a delicatessen appetizer (yogurt-based) salad as affected by citrus extract (Citrox©) and storage temperature
( Academic Press , 2018 , Article)The antimicrobial effect of citrus extract (at 1 mL/kg [C1] and 2 mL/kg [C2]) on naturally occurring microbiota and inoculated pathogens (E. coli O157:H7 and L. monocytogenes at ca. 6 log cfu/g) in the traditional Greek ... -
Vibration characteristics of microplates with GNPs-reinforced epoxy core bonded to piezoelectric-reinforced CNTs patches
( Techno-Press , 2021 , Article)In the current study, vibration characteristics of a three-layered rectangular microplate with Graphene nanoplatelets (GNPs)-reinforced Epoxy core which is fully bonded to piezoelectric-reinforced single-walled Carbon ... -
Vibration Cycling Did Not Affect Energy Demands Compared to Normal Cycling During Maximal Graded Test
( Frontiers Media S.A. , 2019 , Article)The aim of this study was to compare the physiological responses between a vibration induced cycling step protocol (Vib) and normal cycling (without vibration, no-Vib). Eighteen moderate trained males (age 24.1 ± 4.3 years; ... -
Vibration Energy Harvesting in Wireless Sensor Networks (WSNs) for Structural Health Monitoring (SHM)
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Harvesting of vibration energy from the ambient environment, such as vibrations experienced by bridges due to vehicle movements, wind, earthquakes, has become an essential area of study by many scientists aiming to design ... -
Vibration of Periodic Drill-Strings with Local Sources of Resonance
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)A new class of drill-strings is proposed for attenuating undesirable vibrations to ensure effective operation. The drill-string is provided with passive periodic inserts, which are integrated with sources of local resonance ... -
Vibration of rotating functionally graded Timoshenko nano-beams with nonlinear thermal distribution
( Taylor and Francis Inc. , 2018 , Article)The vibration analysis of rotating, functionally graded Timoshenko nano-beams under an in-plane nonlinear thermal loading is studied for the first time. The formulation is based on Eringen's nonlocal elasticity theory. ... -
Vibration Prediction Model for Building Developments Adjacent to Railways
( Qatar Univesrity Press , 2020 , Conference Paper)This paper presents the experimental and computational evaluation of ground-borne noise and vibration impacts at sensitive receivers in the vicinity of existing track sections. Vibration problems occur as an effect of train ... -
Vibration sensing systems based on poly(Vinylidene fluoride) and microwave-assisted synthesized zno star-like particles with controllable structural and physical properties
( MDPI AG , 2020 , Article)This study deals with the effect of zinc oxide (ZnO) star-like filler addition to the poly(vinylidene fluoride) (PVDF) matrix, and its effect on the structural and physical properties and consequences to the vibration ... -
Vibration suppression in metastructures using zigzag inserts optimized by genetic algorithms
( Springer New York LLC , 2017 , Conference Paper)Metastructures are known to provide considerable vibration attenuation for mechanical systems. With the optimization of the internal geometry of metastructures, the suppression performance of the host structure increases. ... -
Vibration wave characteristics in Conventional and Periodic Drill string models
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Drill string models are of two major types- Conventional and Periodic. Conventional drill string models are widely used due to their simplicity in manufacturing and dynamics analysis. Drill strings are affected mainly by ... -
Vibrational Analysis Of TaBr5
( Qatar University , 1987 , Article)Vibrational analysis for TaBr5 is achieved on the basis of D3h symmetry and employing GF matrix method. Each vibration is quantitatively assigned according to the calculated values of the potential energy distributions. ... -
Vibrational Mechanics by Maple Practical Applications
( Qatar University Press (QU Press) , 2023 , Book)The book “Vibrational Mechanics by Maple Practical Applications” is designed to assist undergraduate and postgraduate students majoring in physics, mechanical engineering, electromechanical and aerospace engineering in ... -
Vibrations Serviceability of a Medical Facility Floor for Sensitive Equipment Replacement: Evaluation with Sparse in Situ Data
( American Society of Civil Engineers (ASCE) , 2019 , Article)Vibrations serviceability of building floors has been a growing concern over the years. For steel-framed systems, vibrations serviceability checks often govern the structural design. When the floor is carrying vibration-sensitive ... -
The Vice President for Academic Affairs Dr. Omar Al-Ansari, in a comprehensive interview with Sout Al-Jami'ah: Introducing new academic programmes that keep pace with Qatar's strategy 2030
( Mass Communication Department , 2022 , Article) -
THE VICTIM OF TRAFFICKING IN PERSONS IN TUNISIAN LAW WITH AN OVERVIEW OF THE QATARI LAW
( Beirut Arab University Press , 2021 , Article)It seems that trafficking in persons is a universal phenomenon, which spare no State. Tunisia is affected by this degrading crime as a country of origin, destination and transit. It is doing significant efforts in order to ... -
Video acquisition between USB 2.0 CMOS camera and embedded FPGA system
( IEEE , 2011 , Conference Paper)In this paper, we introduce the hardware implementation of video acquisition in a sensor node of wireless sensor network with the help of USB 2.0 interface. The USB 2.0 video acquisition is based on the CY7C67300 controller ... -
Video Quality Assessment Dataset for Smart Public Security Systems
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Security and monitoring systems are more and more demanding in terms of quality, reliability and flexibility especially those dedicated to video surveillance. The quality of the acquired video signal strongly affects the ...
