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.

A new technical paper, “Nonvolatile photonic field-programmable coupler array,” was published by researchers at University of ...

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 ...

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

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

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

Via drilling is a critical process in printed circuit board (PCB) manufacturing, where small holes, known as vias, are created to establish electrical connections between different layers of the board ...