NTT develops current-injection photonic-crystal laser

Nippon Telegraph and Telephone Corporation has developed an current-injection photonic-crystal laser with ultralow power consumption that can be applied to off-chip and on-chip optical data transmission for microprocessors.

Power profiles help electronics go green

(PhysOrg.com) -- New and better ways of measuring high-tech energy consumption could lead to significant environmental and economic gains, a study from The Australian National University has found.

Voyager instrument cooling after heater turned off

(PhysOrg.com) -- In order to reduce power consumption, mission managers have turned off a heater on part of NASA's Voyager 1 spacecraft, dropping the temperature of its ultraviolet spectrometer instrument more than 23 degrees ...

Motorola pledges to use Intel chips in smartphones

Motorola Mobility and Lenovo on Tuesday said they will use Intel processors in smartphones and other devices, giving the chipmaker its first entry into a market it has long coveted.

High-speed CMOS sensors provide better images

Conventional CMOS image sensors are not suitable for low-light applications such as fluorescence, since large pixels arranged in a matrix do not support high readout speeds. A new optoelectronic component speeds up this process. ...

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