The lithium-ion battery is a new energy storage device widely employed in various fields such as mobile power, electric vehicles, unmanned aerial ...

The QSTTM substrate*1, a 300-mm GaN growth substrate that Shin-Etsu Chemical Co., Ltd. (Head Office: Tokyo; President: ...

Many phones include simple games for the user to pass the time. The games referred to here are ones preinstalled on the phone and do not require a wireless connection to play. With mobile phones ...