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Now showing items 1741-1750 of 1762
Heat transfer measurements of Polyalpha-Olefin- boron nitride nanofluids for thermal management and lubrication applications
(
Elsevier
, 2020 , Article)
In this paper, the first study is reported combining Polyalpha-Olefin (PAO) oil with hexagonal Boron Nitride (hBN) to produce new class of nanofluids for heat transfer and lubrication applications. The heat transfer ...
Turbulence Modeling Using Z-F Model and RSM for Flow Analysis in Z-SHAPE Ducts
(
Wiley
, 2020 , Article)
Turbulent flow in Z-shape duct configuration is investigated using Reynolds stress model (RSM) and ζ-f model and compared to experimental results. Both RSM and ζ-f models are based on steady-state RANS solutions. The focus ...
Isobaric Expansion Engines Powered by Low-Grade Heat-Working Fluid Performance and Selection Database for Power and Thermomechanical Refrigeration
(
Wiley-VCH Verlag
, 2020 , Article)
A database is developed for the most suitable working fluids for Worthington-type and Bush-type isobaric engines based on their performances for a wide range of heat source temperature, from 40 to 300 °C, and operating ...
Large-eddy simulation of the flow in Z-Shape duct
(
Cogent OA
, 2020 , Article)
A numerical study is conducted of the transient flow in a z-shape three-dimensional duct using large-eddy simulation (LES) with dynamic eddy viscosity subgrid-scale (SGS) model with a fully structured grid system. The ...
Students' perceptions of flipped classrooms, gender, and country difference
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IGI Global
, 2020 , Article)
Information technology and the Internet has enabled faculty and educational institutions to implement new teaching methods to enrich the educational environment. The flipped classroom (FC) method changed the teaching ...
Predictors for the adoption of e-democracy: an empirical evaluation based on a citizen-centric approach
(
Emerald Insight
, 2020 , Article)
Purpose: This study aims to explore the factors influencing the intention to use e-democracy. The literature depicted conflicting results regarding such domain and especially in the Middle East, where the authors aim at ...
Major factors influencing the adoption of cloud computing in Jordan
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IGI Global
, 2020 , Article)
Cloud computing is emerging as a major advancement in organizational infrastructure, which aims to bring with it great benefits to technology users. Jordan is one of the developing countries that seeks to adopt such ...
Customer satisfaction with online food ordering portals in Qatar
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IGI Global
, 2020 , Article)
The recent boom in online food ordering and delivery in Qatar has led to increased competition among service providers within the industry. Identifying the gap in research in the context of Qatar's online food industry, ...
Exploring the factors affecting user satisfaction with metrash2 system
(
IGI Global
, 2020 , Article)
This research investigated Qatari citizens' perceptions regarding the factors influencing their satisfaction with Metrash2 system. Qatari residents use Metrash2 to query, transact, and follow-up their needed information/services ...
Challenges facing faculty members when using a learning management system
(
IGI Global
, 2020 , Article)
Universities use learning management systems (LMS) to support teaching practices and add value to the educational system. A leading university in the gulf region (XYZ) provides support for faculty members (FMs) through its ...