Results 21 to 30 of about 3,690,024 (303)

Performance Enhancement of Double-Pass Solar Air Heater Using Phase Change Materials and Air Flow Turbulators

open access: yesJournal of Engineering and Sustainable Development
In this study, two techniques to improve the thermal performance of the double-pass solar air heater are experimentally investigated. The first is integrating a phase change material (PCM) as a thermal storage system, and the second is using flow ...
Zainab Nadeem Suzah   +2 more
doaj   +1 more source

Design and Implementation of Neuro-Fuzzy Controller Using FPGA for Sun Tracking System [PDF]

open access: yesIraqi Journal for Electrical and Electronic Engineering, 2016
Nowadays, renewable energy is being used increasingly because of the global warming and destruction of the environment. Therefore, the studies are concentrating on gain of maximum power from this energy such as the solar energy.
Ammar A. Aldair   +2 more
doaj  

Azerbaijan: From Small to Regional Power?

open access: yesМеждународная аналитика, 2021
The article gives a general overview of the main factors influencing the formation of Azerbaijan’s foreign policy, as well as analyzes how these factors have changed since Azerbaijan’s independence until 2021.
R. F. Ibrahimov
doaj   +1 more source

Prediction in Photovoltaic Power by Neural Networks [PDF]

open access: yes, 2017
The ability to forecast the power produced by renewable energy plants in the short and middle term is a key issue to allow a high-level penetration of the distributed generation into the grid infrastructure. Forecasting energy production is mandatory for
Altilio, Rosa   +3 more
core   +1 more source

Social and Humanitarian Factor in South Korea's External Relations and The Korean Question

open access: yesVestnik MGIMO-Universiteta, 2020
The development of the socio-humanitarian dimension of world politics provides new opportunities for enhancing the role and influence of the middle powers in the global affairs.
O. S. Pugacheva
doaj   +1 more source

Multifaceted Islam: Malaysia

open access: yesМеждународная аналитика, 2021
This paper analyzes the Islam’s impact on the Malaysian politics. Islam as an instrument of Malaysia’s foreign policy has been used by the political elite of the state for decades.
Ju. V. Roknifard
doaj   +1 more source

Whole body vibration training and its application to age-related performance decrements:an exploratory analysis [PDF]

open access: yes, 2015
Middle age is associated with a pronounced decline in power and flexibility. Whilst whole body vibration training (WBVT) improves performance in a range of populations, whether WBVT can improve muscle power and flexibility in a middle-aged population is ...
Babraj, John   +3 more
core   +3 more sources

Squeezed in the Middle: The Middle Status Trade Creativity for Focus [PDF]

open access: yes, 2015
Classical research on social influence suggested that people are the most conforming in the middle of a status hierarchy as opposed to the top or bottom.
Duguid, Michelle M, Goncalo, Jack
core   +2 more sources

Is a Growing Middle Class Good for the Poor? Social Policy in a Time of Globalization [PDF]

open access: yes, 2017
We examine the effect of the rise and evolution of the middle class on extreme poverty, using the World Bank's international poverty line of $1.90 per person per day in 2011 purchasing power parity (PPP)- adjusted terms.
Homi Kharas, Raj M. Desai
core  

Results of the Childhood Cancer and Leukaemia Group's United Kingdom Relapsed Wilms Tumour Trial

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background The United Kingdom relapsed Wilms tumour (UKW‐R) trial aimed to improve the historically low survival rates after relapse of Wilms tumour (WT) through a prospective national risk‐stratified protocol. The trial also evaluated efficacy and toxicity of high‐dose melphalan.
Sucheta J. Vaidya   +10 more
wiley   +1 more source

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