Nanowire solar cells raise efficiency limit

Scientists from the Nano-Science Center at the Niels Bohr Institut, Denmark and the Ecole Polytechnique Fédérale de Lausanne, Switzerland, have shown that a single nanowire can concentrate the sunlight up to 15 times of ...

When energy-saving becomes a game

(Phys.org) —A smartphone application bringing gaming dimensions to energy awareness has helped householders in Finland, Sweden and Italy reduce their electricity consumption by up to 19%.

'Metasurfaces' to usher in new optical technologies

(Phys.org) —New optical technologies using "metasurfaces" capable of the ultra-efficient control of light are nearing commercialization, with potential applications including advanced solar cells, computers, telecommunications, ...

China Mobile 2012 profit rises just 2.7 percent

China Mobile Ltd., the world's biggest phone carrier by number of subscribers, said Thursday that profit rose just 2.7 percent last year as it grappled with fierce competition and higher costs.

Leap Motion targets May for pre-orders and store sales

(Phys.org) —Leap Motion will start shipping its 3-D motion controllers on pre-order basis in mid-May. Big news? For a growing Leap Motion fan base, it's great news. Leap Motion launched its sensing controller last year, ...

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