Nature

Optical trapping of mesoscale particles and atoms in hollow-core optical fibers: principle and applications

Hollow-core fiber (HCF) is a special optical waveguide type that can guide light in the air or liquid core surrounded by properly designed cladding structures. The guiding modes of the fiber can ...
Nature

Transformation method of Φ-OTDR optical fiber strain and tunnel liner strain and its application in tunnel safety monitoring

There are many uncertain hazards in tunnel construction because of the complex geology 1,2. Precisely, tunnel monitoring can assess and predict the risk of tunnel construction, and then take disaster ...
EurekAlert!

Principle of Fiber-Optic Spanner Comprised of Transversely Offset Fibers (IMAGE)

This shows the principle of fiber-optic spanner comprised of transversely offset fibers. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by ...
ZDNet

Quantum cryptography: This air-filled fiber optic cable can transport un-hackable keys, say researchers

A new type of optical fiber filled with nothing but thin air has been found to be particularly effective for carrying out quantum key distribution (QKD), a security protocol that is in principle ...