Japanese petroleum company Idemitsu Kosan Co Ltd (TYO:5019), through its subsidiary RS Renewables Co Ltd, put on stream in early April a 58-MW photovoltaic (PV) park in Okayama prefecture. The SF Akaiwa Solar Power Plant uses copper indium diselenide (CIS) thin-film solar modules by Idemitsu unit Solar Frontier Co Ltd. The latter is also in […]