Browsing Mathematics, Statistics & Physics by Type "Conference Paper"
Now showing items 41-52 of 52
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Production of hazardous gas sensors using spinel ferrite nanoparticles
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)This work reports on sensitive and selective gas sensors based on copper ferrite (CuFe2O4) nanoparticles. The nanoparticles were produced different methods including: colloid microwave assisted hydrothermal method, and ... -
Production of hazardous gas sensors using spinel ferrite nanoparticles
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)This work reports on sensitive and selective gas sensors based on copper ferrite (CuFe2O4) nanoparticles. The nanoparticles were produced different methods including: colloid microwave assisted hydrothermal method, and ... -
Production Of Size-selected Copper Nanoclusters For Petroleum Refinery Applications
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Atomic nanoclusters exhibit large surface to volume ratio which enhances their ability to interact with external materials, thus, they can be utilized efficiently for catalysts and gas sensing applications. Copper (Cu) ... -
Re-emission of slow positrons from tungsten at elevated temperatures
( Elsevier , 2002 , Conference Paper)A series of measurements have been made on the dependence of the intensity and energy spectrum of slow positrons re-emitted from polycrystalline tungsten foil held at temperatures of up to 500 °C. Irrespective of target ... -
Robust adaptive learning control for different classes of dissipative vehicle systems
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Conference Paper)This paper presents a methodology that leverages learning techniques and robust control theory to design an adaptive controller for a wide class of linear dynamical dissipative vehicle systems. In particular, learning ... -
Single-step feedback linearization with assignable dynamics for hyperbolic PDE
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)The present work proposes an extension of single-step feedback linearization with pole-placement formulation to the class of nonlinear hyperbolic systems. In particular, the mathematical formulation in the context of ... -
Social And Behavioral Risk Factors Influencing Driver's Involvement In Rd Traffic Accidents In Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)On average, traffic accidents kill around 137 people around the world every hour. In 2004, road injuries were the first leading cause of death and predicted to be the fifth leading cause of death by 2030. Although the ... -
Spatial Covariate Adjusted Survival Rates for Middle East Respiratory Syndrome (Mers) Coronavirus in the Arabian Peninsula
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)The frequent outbreaks of novel or emerging infectious diseases are alarming. There is a need for urgent and appropriate intervention that can be adapted quickly for such diseases. Middle East respiratory syndrome coronavirus ... -
A superconducting millimetre switch with multiple nano-bridges
( International Symposium on Space Terahertz Technology , 2014 , Conference Paper)In this paper, we describe the design of a planar superconducting on/off switch comprising a high normal resistance nano-bridge deposited across a slotline transmission line. We present preliminary experimental results ... -
Synthesis and characterization of Cu-doped TiO2 thin films produced by the inert gas condensation technique
( Institute of Physics Publishing , 2017 , Conference Paper)The bandgap of thin films Cu-doped TiO2 nanoclusters prepared using the inert gas condensation (IGC) technique have been investigated at various Cu contents. The samples were characterized using XRD, SEM/EDS and UV-visible ... -
Tests of a diamond field-assisted positron moderator
( Elsevier , 2002 , Conference Paper)Diagnostic studies have been performed on a 70 μm thick diamond film with a view to its development as a possible field-assisted moderator (FAM) for slow positron emission. The film was coated on one side with a 200 nm ... -
"The use of Arabic version of Social Communication Questionnaires (SCQ) in School Screening for Autism Spectrum Disorder (ASD) in Qatar"
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Introduction: The prevalence rate of Autism Spectrum Disorder (ASD) in Qatar is uncertain, obtaining a reliable estimate is important in shedding the light on the magnitude of the problem, and help in better planning for ...