The global interest in solar energy as an alternative to traditional fuels has led to a significant overall increase of attentiveness to solar energy systems, especially the solar chimney system.Because one potential drawback of solar chimney systems is the low efficiency of more traditional solar chimneys, researchers and scientists are trying to

The Most of papers and theories in the field of motivation have been tested and are effective in a certain range and They cannot be used as a single document in other countries; Similarly, the factors motivating employees in the public and private sectors Due to the different requirements of various factors would be involved.In this study, after st

Magnetic gears are designed to perform in a highly reliable manner, and offer several advantages compared to mechanical gears but difficulties with manufacturing techniques and cost are strong handicaps.In contrast to conventional gears, the contact and lubrication fr3781 free force transmitting elements lead to a considerable lifetime and range ex

Research was conducted in Jogjakarta from April to October 2004, to know the existence and description of Dacus spp, in Indonesia especially in Jogjakarta Special Province: The result of rohrventilator industrie the exploration shows that there are two species of Dacus spp.attracted to cue lure traps.The species are Dacus (Callantra) longicornis an

Being affected by a variety of factors, power-generation structure plays an essential role in a high-quality and sustainable development.The focus of this paper is to evaluate the influence of electricity price on it.First, we provide a microeconomic framework to understand the impact mechanism.We discuss two effects digiweigh digital pocket scale