US startup begins producing 40%-efficient thermophotovoltaic cells(pv-magazine.com)187 points by Signez 3 years ago | 127 comments
Hitachi launches CO2 heat pump water heaters with solar-friendly tariff controls(pv-magazine.com)309 points by thelastgallon 1 month ago | 261 comments
Researchers shed light on higher energy yields in vertical PV systems(pv-magazine.com)54 points by perfunctory 2 years ago | 55 comments
Greenpeace pilot brings heat pumps and solar to Ukrainian community(pveurope.eu)44 points by doener 9 months ago | 40 comments