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السجلات المعروضة 11 -- 20 من 760
Effects of Using Seawater and Recycled Coarse Aggregates on Plain Concrete Characteristics
(
Qatar Univesrity Press
, 2020 , Conference Paper)
Using seawater and/or recycled coarse aggregates (RCA) for concrete mixing is deemed
advantageous from a sustainability perspective. This paper reports on the results of an
experimental study on fresh and hardened properties ...
Box Jacking/Pushing Method for Tunnel Construction in Rock: Doha Metro, Gold Line Project
(
Qatar Univesrity Press
, 2020 , Conference Paper)
The case of a box pushing tunneling method in rock, on Doha Metro Gold Line project,
successfully implemented to connect multiple entrance structures of Sport City station
under a live traffic junction, in a heavy urban ...
Improving Concrete Durability by Using Optimized Aggregate Gradation and Reducing Cement Content
(
Qatar Univesrity Press
, 2020 , Conference Paper)
"This study evaluated the effects of (1) reducing the cementitious content, (2) the use of
optimized aggregate gradation (OAG) technique, and (3) the use of Portland limestone
cement (Type IL) in Florida Class I pavement ...
Development of novel thin film composite reverse osmosis membranes for desalination
(
American Institute of Physics Inc.
, 2019 , Conference Paper)
Microporous Polyetherimide (PEI) membranes were prepared by wet phase inversion at different temperatures. The thin film composites (TFC) of polyamide on microporous PEI were prepared using meta-Phenylenediamine (MPD) and ...
Numerical conformal mapping onto the entire complex plane bounded with finite straight slit and logarithmic spiral slits
(
Institute of Physics Publishing
, 2019 , Conference Paper)
This paper presents a fast boundary integral equation method with for computing conformal mappings of multiply connected regions. We consider the canonical region consists of the entire complex plane bounded by a finite ...
BIM Based Facility Condition Assessment
(
Qatar Univesrity Press
, 2020 , Conference Paper)
Current practices of using traditional methods of managing data using spreadsheets or
hard paper copies for various building data, are commonly being used during building
inspection and condition assessment. Building ...
HW/SW co-design based implementation of Gas discrimination
(
Institute of Electrical and Electronics Engineers Inc.
, 2016 , Conference Paper)
A gas discrimination system is mainly made of two parts, the sensing part and the processing part. As an alternative solution to pure software or hardware implementation of the processing part of a gas identification system, ...
Embedded Retaining Wall Design and Performance Monitoring for Deep Excavation in Geological Conditions of Qatar
(
Qatar Univesrity Press
, 2020 , Conference Paper)
Embedded retaining walls such as diaphragm walls and secant bored pile walls have
become viable water-tight earth retaining and stabilizing systems for deep excavation
in urban areas. In this article, the design aspects ...
Energy Efficiency in Buildings and Excess Summer Mortality in the UK
(
Qatar Univesrity Press
, 2020 , Conference Paper)
One of the main objective of the building design is to provide comfort and safety to occupants, particularly during adverse weather conditions. In most part of the world, people stay indoors during adverse weather conditions, ...
Determination of Bromate, Perchlorate and selected ions in drinking water supplies in Qatar
(
OMICS
, 2017 , Conference Paper)
About 99% of the potable water used in Qatar is desalinated and Qataris spend approximately 15 million dollars in importing bottled water (90 million L), as the public thinks it is of better quality than the tap water. ...