Results 1 to 10 of about 15,293,756 (260)

Longitudinal relationships between changes in body composition and changes in selected metabolic risk factors (abdominal obesity and blood pressure) among South African adolescents [PDF]

open access: yesPeerJ, 2020
Background Incidence of childhood high blood pressure (BP) is increasing worldwide. This study examined the longitudinal relationship between changes in body composition (i.e.
Vincent Masocha   +2 more
doaj   +2 more sources

Bifunctional catalytic effect of Mo2C/oxide interface on multi-layer graphene growth

open access: yesScientific Reports, 2021
The role of the Mo2C/oxide interface on multi-layer graphene (MLG) nucleation during a chemical vapor deposition (CVD) process is investigated. During the CVD process, MLG growth is only observed in the presence of a Mo2C/SiO2 interface, indicating that ...
Seda Kizir   +5 more
doaj   +1 more source

Nutrition and HIV/AIDS: Nutritional Guidelines for HIV-infected Adults and Children in Southern Africa (Sections 3-6)

open access: yesSouthern African Journal of HIV Medicine, 2008
No abstract available.
David Spencer   +2 more
doaj   +1 more source

W/B short period multilayer structures for soft x-rays

open access: yesAIP Advances, 2020
X-ray W/B multilayer mirrors with a period of 2.5 nm were deposited by dc magnetron sputtering and studied in comparison with W/Si multilayer systems of the same period.
R. V. Medvedev   +4 more
doaj   +1 more source

Estimation of energy potential and power generation from tidal basin in coastal area of malaysia

open access: yesMATEC Web of Conferences, 2016
This paper presents the potential of tidal energy in Malaysia. Malaysia is heavily depending on the fossil fuel to satisfy the energy demand. However, this reserve energy is reported will be depleted.
Nazri Nazani   +4 more
doaj   +1 more source

Theoretical Analysis on the Economic Performance of Micro Gas Turbine-Trigeneration System with Different Operation Strategies for Residential Building in a Tropical Region

open access: yesMATEC Web of Conferences, 2016
This study investigates how operation strategies of micro gas turbine trigeneration system (MGTTGS) affect its economic performance. MGT-TGS was required to sustain power, heating and cooling load of 148 residential terrace houses located in Kuala Lumpur.
Basrawi Firdaus   +3 more
doaj   +1 more source

Optimum Performance Enhancing Strategies of the Gas Turbine Based on the Effective Temperatures

open access: yesMATEC Web of Conferences, 2016
Gas turbines (GT) have come to play a significant role in distributed energy systems due to its multi-fuel capability, compact size and low environmental impact and reduced cost.
Ibrahim Thamir K.   +4 more
doaj   +1 more source

Design of portable 3-axis filament winding machine with inexpensive control system

open access: yesJournal of Mechanical Engineering and Sciences, 2018
Filament winding technology is one of the fundamental fabrication methods invcomposite material fields, which has a high degree of automation. It is the process invwhich continuous strands or filament of fibres is wound on the mandrel, which is suitable
Ma Quanjin   +6 more
doaj   +1 more source

User Quality of Experience (QoE) Satisfaction for Video Content Selection (VCS) Framework in Smartphone Devices

open access: yesمجلة بغداد للعلوم, 2021
Video streaming is widely available nowadays. Moreover, since the pandemic hit all across the globe, many people stayed home and used streaming services for news, education,  and entertainment.
Muhamad Hanif Jofri   +4 more
doaj   +1 more source

Crushing behaviour of composite square honeycomb structure: a finite element analysis

open access: yesJournal of Mechanical Engineering and Sciences, 2017
This paper investigates the compression properties of square honeycomb core materials based on glass fibre reinforced plastic. The objective of this project is to determine the failure strength and energy absorption of the square honeycomb structure and
Z. Ansari   +6 more
doaj   +1 more source

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