Scientists say they have turned thin air into an "optical fibre" that can transmit and amplify light signals without the need for any cables. In a proof-of-principle experiment they created an ...

The 16-chapter book, titled “ Optical Spectroscopy and Imaging for Cancer Diagnostics: Fundamentals, Progress, and Challenges,” consists of three parts. The first provides the fundamentals of atomic, ...

New photon-avalanching nanoparticles could enable next-generation optical computers Advance could pave the way for optical transistors and memory for optical computing Date: February 26, 2025 Source: ...

Next, what’s known as an optical gating pulse initiates, allowing an infinitesimal timeframe for a one-attosecond electron pulse to then emit from the microscope.