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: ...

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 ...

For high-speed and large-capacity optical communication applications and improvement of accuracy in microwave generation and evaluation equipment Results: NTT and their partners have developed a ...

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 ...

The design strategy for terahertz metasurfaces capable of achieving spin-selective functionality through complex-amplitude modulation is systematically categorized into four distinct parametric ...

German scientists have laid the groundwork for the next generation of quantum technologies by developing an ultra-fast, ultra-low-loss optical phase modulator that could enable scalable quantum ...