Schematic diagram (a) and photo (b) of the fabricated gas-filled hollow-core fiber phase modulator. (c) Measured loss spectrum and (d) transient response of the phase modulator. Credit: ...

This study demonstrates a compact optical modulation platform that enables real-time, high-resolution spectroscopy using sub-MHz interleaved combs generated via chip-scale acousto-optic phase ...

Optical vector analysis has emerged as a critical tool for characterising optical devices, enabling simultaneous measurement of amplitude and phase responses over wide bandwidths. This technique is ...

The lithium niobate thin-film modulator was designed to achieve a modulation frequency of 350 kHz within the 0–2π phase range, further realizing high speed control of optical field coherence.

Optical fibers transmit information at the speed of light over thousands of kilometers. These properties have enabled their ...

Researchers have made a major advance in quantum computing with a new device that is nearly 100 times smaller than the diameter of a human hair. Subscribe to our newsletter for the latest sci-tech ...

Researchers at Skoltech have developed an ultra-compact electro-optic modulator based on silicon photonics and plasmonics ...

Plasmonic modulators are tiny components that convert electrical signals into optical signals in order to transport them through optical fibers. A modulator of this kind had never managed to transmit ...

A new patent application from GE/Concept Laser proposes tighter real time control over laser energy in powder bed fusion ...

Polytec's optical measurement equipment focuses on dynamic response measurements. MEMS devices typically have actively moving ...

Researchers led by Professor Ting Mei (Northwestern Polytechnical University) and Professors Xiaocong Yuan & Yuquan Zhang ...