Abstract: Wide-bandgap material 4H-SiC has recently been intensively studied for the applications. Due to its high breakdown field, saturation drift velocity and thermal conductivity, it is usually ...

BART advised riders that residual delays may continue. In a statement, the agency blamed “a computer equipment problem” that resulted from an upgrade it was performing on its communication and ...

Abstract: This paper presents a method of active filter applied to auxiliary four- quadrant converter of electric locomotive or high speed train. In this technique, auxiliary power supply system is ...

Nearly six years after the Space Force became the newest military branch, its guardians finally have a timeline for when they’ll be able to wear a new service dress uniform that is distinctive to the ...

Mark is a tech journalist specializing in AI, FinTech, CleanTech, and Cybersecurity. He graduated with honors from the Ryerson School of Journalism and studied under… Roblox reported a new all-time ...