Abstract: Power semiconductors are the core of power conversion in high-voltage direct current (HVDC) transmission system. Compared with medium- and low-voltage applications, the device's design and ...

Abstract: Automatic access control system based on Raspberry Pi and Arduino UNO development board uses the CSI camera of Raspberry Pi to capture the face information, compare it with the face database ...

Not long after midnight in late November 1974, 10 young men scattered down Avent Ferry Road in Raleigh wearing nothing but molasses and cornflakes. Their destination: the Pi Kappa Phi house on North ...

In 2025, the Seattle Mariners' farm system was highly regarded and consistently ranked near the top in team evaluations. In fact, MLB.com placed them third overall midseason, and they had several ...

The total cost can include software, hardware, payment processing fees, and other fees Elysse Bell is a finance and business writer for Investopedia. She writes about small business, personal finance, ...