Modern data centers increasingly rely on interconnects for delivering critical
communications connectivity among numerous servers, memory, and computation …

Abstract 2D materials, such as graphene, black phosphorous and transition metal
dichalcogenides, have gained persistent attention in the past few years thanks to their …

Over the past three decades a new spectroscopic technique with unique possibilities has
emerged. Based on coherent and time‐resolved detection of the electric field of ultrashort …

Optical fibre transmission has enabled greatly increased transmission rates with 10 Gb/s
common in local area networks. End users find wireless access highly convenient for mobile …

Photodetectors compatible with CMOS technology have shown great potential in
implementing active silicon photonics circuits, yet current technologies are facing …

A photodetector (PD) converts optical signals into electrical ones and is widely used in
optical interconnect. High‐speed PDs are in high demand as they are necessary to meet …

Device design for unitraveling-carrier photodiodes (UTC-PDs) and their derivative structures
is reconsidered from the point of view of terahertz (THz) applications. A key design …

Graphene-based photodetectors, taking advantage of the high carrier mobility and
broadband absorption in graphene, have recently seen rapid development. However, their …

Terahertz waves, which lie in the frequency range of 0.1-10 THz, have long been
investigated in a few limited fields, such as astronomy, because of a lack of devices for their …

In recent years considerable attention has been devoted to the merging of radio frequency
and optical fiber technologies aiming to the distribution of millimeter-wave (mm-wave) …