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Now showing items 1141-1150 of 1207
Combustion Characteristics and Emissions of a Direct-Injection Diesel Engine Fueled with GTL Fuel Blends
(
Hamad bin Khalifa University Press (HBKU Press)
, 2016 , Conference Paper)
Gas to Liquids (GTL) is one of clean alternative fuels which loosely defined terms that is generally used to describe the chemical conversion of natural gas to some type of liquid products. As such, it excludes the production ...
Investigating the Relationship Between Professional Development and Student-Centered Learning Environments in Qatari Math and Science Elementary Classrooms
(2012 , Conference Paper)
While considerable study of the organizational structures and outcomes of Qatari educational reform in Education for a New Era initiatives has been planned and implemented (see Rand, 2007), little attention has been placed ...
The Use of Newly Developed Public Transportation System in Relation to People’s Thermal Perception of Outdoor Climate
(
Qatar University Press
, 2023 , Conference Paper)
In the past decade, Doha the capital city of Qatar has witnessed a massive shift in various fields including economy, education, and sports sector. This flux caused rapid population growth, and as a result have led to an ...
Recycled Polypropylene Fibres for Reinforcing Cement Mortar under Arid Conditions
(
Qatar University Press
, 2023 , Conference Paper)
Concreting in arid environment is a delicate operation, due to many problems, such as the premature evaporation of mixing water, which affects the material consistency and the shrinkage cracking which threatens its durability. ...
Coexistence of IEEE 802154g and WLAN
(
Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
The aging electric grid was established hundred years ago when electricity needs were simple. The power plants were centralized and most homes had only small energy demands such as few lamps and radios. The grid role was ...
Removal of Lead Ions from Aqueous Solutions Using Polyaniline Polystyrene Nanocomposites
(
Hamad bin Khalifa University Press (HBKU Press)
, 2016 , Conference Paper)
Water pollution is an issue of grave importance worldwide, especially in countries that boast of a large number of industries. High concentration of heavy metal ions such as lead, nickel, etc are often found in industrial ...
Wearable RealTime Heart Attack Detection and Warning System to Reduce Car Accidents in Qatar
(
Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
Introduction Fatal car accidents have become an alarming issue all over the globe. A sudden medical condition such as a heart attack causes medical symptoms that lead a driver to lose consciousness while driving and ...
Energy harvesting from railway vibrations - A numerical study based on beam-on-elastic-foundation under quasi-static loading
(
National Technical University of Athens
, 2021 , Conference Paper)
The objective of this paper is to investigate energy harvesting of train-induced rail
vibrations and to provide a comparison between various feasible harvesting locations based on
the expected electrical power output. ...
Invitro conservation of some rare and threatened desert plants in Qatar
(
Hamad bin Khalifa University Press (HBKU Press)
, 2018 , Conference Paper)
Background A range of natural factors, invasive animals and human activity have been severely affecting stability of the ecosystem, resulting in the annihilation of plants habitats and so plant endangerment or even extinction. ...
Origanum Syriacum Inhibits Proliferation, Migration, Invasion and Induces Differentiation of Human Aortic Smooth Muscle Cells
(
Hamad bin Khalifa University Press (HBKU Press)
, 2014 , Conference Paper)
Cardiovascular diseases (CVDs) are still the number one cause of morbidity and mortality both in Qatar and worldwide. A major risk factor of CVDs is atherosclerosis, the hardening of blood vessels caused by decreased ...