Space charge effect play an important role in many applications of vacuum devices and plasma physics. In this work, we study non-uniform 2D effect on bipolar flow in vacuum diode. Clear edge effect is ...

Microsoft Edge version 138 started rolling out last week, and users quickly noticed it's missing an important visual design ...

Photoshop CC 2017 tutorial showing how to create a blue sky with feathery clouds from scratch and use it to replace a ...

A wide-band and wide-angle stacked patch phased array antenna with a cavity-back configuration is proposed in this letter. The array can feature an operating frequency bandwidth of 21.3% with voltage ...