%0 Conference Paper %A CaƱizo Nadal, Carlos del %B UC Davids-Madrid Network showcase %C Madrid, Spain %D 2013 %F upm:32247 %T Present and future of photovoltaic solar electricity %U https://oa.upm.es/32247/ %X Introduction Crystalline silicon technology, from quartz to system Economical and environmental issues Alternatives to cristalline silicon technology Conclusions