Optical waveguides and resonators constitute fundamental building blocks in modern photonics, enabling the tight confinement, routing, and manipulation of light on chip-scale platforms. These ...

Rapid and sensitive label-free sensors are needed for many biochemical applications including early diagnostics and prognostics, monitoring food and water quality, chemical threat sensing, and early ...

Optical cavities, also known as optical resonators, are structures that confine light within a small volume by utilizing highly reflective surfaces. These cavities allow light to circulate or bounce ...

Scientists have unveiled a new approach to detecting gravitational waves in the milli-Hertz frequency range, providing access to astrophysical and cosmological phenomena that are not detectable with ...

Optical waveguides are structures that guide and confine light within a small cross-sectional area. In nanophotonic circuits, waveguides are typically fabricated using high-refractive-index materials ...

Researchers at the University of Liverpool have developed new methods to track stem cells and further understanding of what happens to them after they have been in the body for a significant period of ...

In nanophotonics, tiny structures manipulate light at incredibly small scales, enabling a range of advanced technologies. One of the most important tools in this field is the optical resonator, which ...

FAYETTEVILLE, GA, UNITED STATES, January 5, 2026 /EINPresswire.com/ — Monitoring trace gases with high sensitivity and selectivity is essential for environmental safety and smart monitoring systems.

Researchers have achieved the first true on-off optical switching at the nanoscale by precisely controlling light–matter interactions using ultrafast laser pulses and asymmetric metasurfaces. In ...