Abstract: Press-pack IGBT devices have become the preferred power devices for GW-level VSC-HVDC systems due to their advantages such as high power density per unit volume, doublesided heat dissipation ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

A senior US official revealed what he described as new details about an alleged underground nuclear test that China conducted in June 2020, citing seismic data recorded in Central Asia, a claim ...

Abstract: During the in-orbit test (IOT) of high throughput multi-beam satellite (HTS) with traditional method, the test engineer is in the gateway and only the performance of the user beam where the ...