In the era of instant data exchange and growing risks of cyberattacks, scientists are seeking secure methods of transmitting ...

Single-photon avalanche diodes (SPADs) represent a critical class of photodetectors capable of registering individual photons, thereby enabling breakthroughs in quantum information science, lidar, ...

Researchers have developed a new technique to detect photons -- elementary particles that span from visible light to radio frequencies and are instrumental in carrying cellular communication. The ...

A small yet innovative experiment is taking place at CERN. Its goal is to test how the CERN-born optical timing signal—normally used in the Laboratory's accelerators to synchronize devices with ...

A new experiment confirms that angular momentum conservation holds even when a single photon is split into two.

In the science fiction movie ‘Predator’, the alien uses an advanced infrared thermal camera to get super night vision and to locate Dutch's hiding area accurately. Any object whose absolute ...

Researchers from the National Institute of Information and Communications Technology developed the world’s first Superconducting Wide-Strip Photon Detector (SWSPD) by inventing an innovative structure ...

Researchers have discovered that superconducting nanowire photon detectors can also be used as highly accurate particle detectors, and they have found the optimal nanowire size for high detection ...

The increasing demand for advanced optoelectronic devices necessitates the development of materials that can efficiently absorb and manipulate light at the nanoscale. This research explores the unique ...

A research team has proposed a wind sensing lidar theory based on up-conversion quantum interference and successfully developed a prototype. Their work is published in ACS Photonics. The primary goal ...