Photovoltaic (PV) module is considered as the most reliable component in a PV system. and its life time is expected to be more than 20 years. Degradation. however. decreases the PV power delivery capacity over time. A thorough understanding of PV module degradation is required to make better use of …

The volumes includes selected and reviewed papers from the 2nd ETA Conference on Energy and Thermal Management. Air Conditioning and Waste Heat Recovery in Berlin. November 22-23. 2018. Experts from university. public authorities and industry discuss the latest technological developments and applications for energy efficiency. Main focus is on automotive …

Harvesting energy from the sun is attracting increasing attention due to the challenges arising from our continued dependence on fossil fuels. In the past two decades. polymer photovoltaics (PV) based on bulk-heterojunction (BHJ) structure have become a promising alternative energy option due to their lightweight properties. environmental friendliness. and solution …

Producers’ unwillingness to raise spending despite higher oil prices also is taking a toll.

Global oil supplies had already become tight even before the decisions to cut production and embargo the United States.

Members of OPEC and non-OPEC countries participating in a supply-reduction agreement are on course to reach 100 percent compliance.

Solar energy radiation is essential in plant physiology and pathophysiology hence its knowledge is fundamental for example. to estimate evapotranspiration (Gocić et al.. 2015. Petković et al.. 2015) and to predict infection risk of some fungus diseases (Katsantonis et al.. 2017. Dalla Marta et al.. 2008) that are needed to …

The role of energy is vital to human well-being and it is also crucial for economic development and energy fosters economic growth. Access to sufficient energy resources is a serious global concern. particularly in developing countries that do not have access to a secure supply of energy. Worldwide primary energy …

The monitoring of human activity is. on the technical point of view. a continuous challenge in terms of design and development of innovative smart and wearable systems that aims to the dimension reduction and to the increase of the energy autonomy. These devices can implement many features. such as the …

Russia and Iran are in permanent contact which will help reinforcing cooperation in all levels of trade ties especially in energy sector.