This video explains how semiconductors work and how their electrical properties are controlled using band gaps and doping.

Abstract: A circuit method for a pulsed power generator has been proposed and tested. It is based on hybrid energy storage (HES), which is a combination of capacitive energy storage (CES) and ...

Notes are often a key component of how a business finances its operations. For purposes of accounting, it's important to be able to calculate the maturity value of a note to know how much a business ...

Abstract: Due to the extremely limited source capacity of the automobile-based electromagnetic prospecting transmitters, their energy utilization is very important. The impedance matching technology ...

Airbnb primarily earns money through fees on bookings for stays, experiences, and in-home services. As of June 2025, Airbnb reported $11.6 billion in revenue and $2.6 billion in net income over its ...