Superconductivity is an advantageous property observed in some materials, which entails an electrical resistance of zero at ...

How to use negative feedback to regulate output power from a laser diode using a simple, single op-amp based circuit ...

Abstract: In this paper, a new class of online fountain codes is proposed to provide high intermediate symbol recovery rates (ISRRs) with low overhead. The encoder consists of two phases. In the first ...

Abstract: The basic electrical equivalent circuit of a laser diode is derived. The effects of spontaneous emission and self-pulsations are included. It is found that self-pulsations are represented by ...

When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around ...

Transistors are the fundamental building blocks behind today's electronic revolution, powering everything from smartphones to ...

What are records? Since 2014, The Marshall Project has been curating some of the best criminal justice reporting from around the web. In these records you will find the most recent and the most ...

An icon of a desk calendar. An icon of a circle with a diagonal line across. An icon of a block arrow pointing to the right. An icon of a paper envelope. An icon of the Facebook "f" mark.

The latest venture capital, seed, pre-seed, and angel deals for NYC startups for 5/6/2025 featuring funding details for Wonder, Rentana, and much more. This page will be updated throughout the day to ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

The Royal Air Force (RAF) marked the 80th anniversary of Victory in Europe (VE) Day with a low-level flypast showcasing its operational capabilities and historic heritage. On May 5, 2025, six waves of ...

She pointed out that the train had an emotional significance. “It has the names of all my children and my eight grandchildren, so everyone’s name is embroidered here,” she said, adding that ...