Abstract: We propose and study numerically a new deep ridge InGaAlAs/InP multi-quantum well (MQW) transistor lasers (TL), in which an n-doped InAlAs layer is inserted below the MQW layer in the device ...

Abstract: We report on the realization of an InP-based long wavelength quantum cascade laser grown on top of a silicon substrate. This demonstration first required the development of an epitaxial ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

The Justice Department released a portion of the Jeffrey Epstein files to meet the Friday deadline established in a congressional bill with a series of downloadable files related to the convicted sex ...

Graham Kates is an investigative reporter covering criminal justice, privacy issues and information security for CBS News Digital. Contact Graham at [email protected] or [email protected] ...

• Documents related to the investigation into Jeffrey Epstein were released today on the Justice Department’s website. They include never-before-released photographs of former President Bill Clinton ...