09 Sept 2016: http://www.wiwo.de/technologie/green/tech/australien-solarkraftwerk-mit-weltrekord/14520730.html Big parabolic mirror with 500 sqm in Australia / Canberra might result in an efficiency of 97 per cent compared to earlier efficiency says Mr. Pye from ANU (Australian National University). The power plant has an efficiency of 100 kw/hour. It is planed to compete to fossil energy sources by lower costs and to reduce the current energy costs to 8 (eight) European cent, far lower that PV systems can offer.