scholarly journals SOLAR ENERGY MATERIALS AND SYSTEMS FOR AN AESTHETIC AND SUSTAINABLE FUTURE

2014 ◽  
Vol 5 (2) ◽  
Author(s):  
Yiannis Tripanagnostopoulos ◽  
George Leftheriotis ◽  
Alexandros Vradis ◽  
Dimitrios Anastasopoulos ◽  
Nikolaos Spiliopoulos ◽  
...  

Renewable energy sources have an important role in global energy demand in the 21st century. New investigations in solar energy materials and solar energy systems offer new opportunities for a sustainable future, adapting local energy needs, environmental protection and aesthetics. Solar energy can be used almost everywhere, with visible materials and systems. In this paper, an overview of new solar energy materials and systems is presented, focused on the work that is performed in the Laboratories of the University of Patras and of the Technical Educational Institute. The research activities of these Laboratories are on nanotechnology, biotechnology, microalgae hydrogen production, photovoltaics, smart glazings and materials for solar energy systems. A brief description of the achieved improvements on these solar energy materials is included, where energy performance and system cost play an important role together with aesthetics, considering their wide application in the future.

Energies ◽  
2021 ◽  
Vol 15 (1) ◽  
pp. 232
Author(s):  
Beatriz M. Paredes-Sánchez ◽  
José P. Paredes-Sánchez ◽  
Paulino José García-Nieto

Energy demand is steadily growing as society becomes more industrialised. Renewable energy sources (RES) have long been used for various applications by thermal energy systems in the European Union (EU). Biomass and solar energy represent important RES in the development of energy transition in some regions such as coal-mining areas of Europe. Bioenergy is a key renewable energy storage mechanism for solar energy which, when combined, can tackle many of the barriers to the use of solar energy. Against this background, this study evaluates the potential implementation of both biomass and solar energy for energy production in coal-mining areas in Spain as a direct alternative to coal. The shown methodology relies on a comprehensive analysis of existing resources and their conversion to thermal energy from a multi-parametric point of view. The obtained results show that the solar–biomass combination can be used for thermal energy systems as a challenging option. The theoretical total hybrid-modular systems if implemented in the study area are equivalent to 1165 MWth and supply thermal energy for 170,000 single-family houses.


1997 ◽  
Author(s):  
M. T. S. Nair ◽  
Padmanabhan K. Nair ◽  
Victor M. Garcia ◽  
Y. Pena ◽  
O. L. Arenas ◽  
...  

RSC Advances ◽  
2020 ◽  
Vol 10 (26) ◽  
pp. 15072-15078 ◽  
Author(s):  
Mohsen Lashgari ◽  
Sanaz Soodi

CNT-based nanocomposite photocatalyst/solar-energy materials serving as in situ hydrogen generators for selective conversion [hydrogenation] of CO2 into methanol: a mechanistic/photoelectrochemical outlook.


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