Metal halide perovskites are soft-lattice semiconductors with inherent high ionic concentrations. Their X-ray sensitivities are several orders of magnitude higher than semiconductors such as silicon, ...

On Sept. 17, Jimmy Kimmel’s talk show was “pre-empted indefinitely” after he made comments regarding the fatal shooting of Charlie Kirk. His comments pertained to how he believed the “‘MAGA gang’ ...

Inrush current represents one of the most common yet overlooked challenges in power electronics design. These sudden current surges can exceed normal operating levels by 10 to 100 times, lasting only ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Most of us know that a quartz clock uses a higher frequency crystal oscillator and a chain of divider circuits to generate a 1 Hz pulse train. It’s usual to have a 32.768 kHz crystal and a 15-stage ...

Situation: You’re an IT person new to radio broadcast engineering and are given the keys to an AM transmitter site. The manager says to go out and get familiar with the equipment. The site reminds you ...

In a digital world, why bother with analog? Well, sometimes it can still be the right solution. Take, for instance, the analog multiplier (see figure). At its simplest, it’s a circuit that leverages ...

The film explains how electric current is generated at power plants and delivered to homes through wires. It describes the concept of electric circuits, including closed and open circuits, and the ...

Rostov-on-Don, Russia - December 2019. Apple AirPods Pro on a wooden table. Wireless headphones and charging case close-up. A new Apple patent reveals a future AirPods design that may solve the issue ...

Four Southern California Edison lines over Eaton Canyon saw a momentary increase of electrical current about the same time the destructive Eaton fire is believed to have ignited on Jan. 7, the utility ...

The Heisman Trophy is given annually to the best player in college football. Every season, it becomes a top storyline among college football media pundits on who they believe should win the award.