Advances in terahertz communications accelerated by photonics

T Nagatsuma, G Ducournau, CC Renaud - Nature Photonics, 2016 - nature.com
Almost 15 years have passed since the initial demonstrations of terahertz (THz) wireless
communications were made using both pulsed and continuous waves. THz technologies are …

Tutorial: Terahertz beamforming, from concepts to realizations

D Headland, Y Monnai, D Abbott, C Fumeaux… - Apl Photonics, 2018 - pubs.aip.org
The terahertz range is generally defined as the portion of the electromagnetic spectrum that
lies between 100 GHz and 10 THz. It is situated above the microwave range, and below the …

Phototunable chip-scale topological photonics: 160 Gbps waveguide and demultiplexer for THz 6G communication

A Kumar, M Gupta, P Pitchappa, N Wang… - Nature …, 2022 - nature.com
The revolutionary 5G cellular systems represent a breakthrough in the communication
network design to provide a single platform for enabling enhanced broadband …

Terahertz topological photonics for on-chip communication

Y Yang, Y Yamagami, X Yu, P Pitchappa, J Webber… - Nature …, 2020 - nature.com
The realization of integrated, low-cost and efficient solutions for high-speed, on-chip
communication requires terahertz-frequency waveguides and has great potential for …

Terahertz topological photonic integrated circuits for 6G and beyond: A Perspective

A Kumar, M Gupta, P Pitchappa, N Wang… - Journal of Applied …, 2022 - pubs.aip.org
The development of terahertz integrated circuits is vital for realizing sixth-generation (6G)
wireless communication, high-speed on-chip interconnects, high-resolution imaging, on …

Active Ultrahigh‐Q (0.2 × 106) THz Topological Cavities on a Chip

A Kumar, M Gupta, P Pitchappa, TC Tan… - Advanced …, 2022 - Wiley Online Library
Rapid scaling of semiconductor devices has led to an increase in the number of processor
cores and integrated functionalities onto a single chip to support the growing demands of …

On-chip topological THz biosensors

N Navaratna, YJ Tan, A Kumar, M Gupta… - Applied Physics …, 2023 - pubs.aip.org
On-chip terahertz (THz) biosensors have enormous potential in advancing the development
of integrable devices for real-time, label-free, and noninvasive detection of proteins, DNA …

Valley-conserved topological integrated antenna for 100-Gbps THz 6G wireless

R Jia, S Kumar, TC Tan, A Kumar, YJ Tan, M Gupta… - Science …, 2023 - science.org
The topological phase revolutionized wave transport, enabling integrated photonic
interconnects with sharp light bending on a chip. However, the persistent challenge of …

Nanophotonics-inspired all-silicon waveguide platforms for terahertz integrated systems

RASD Koala, M Fujita, T Nagatsuma - Nanophotonics, 2022 - degruyter.com
Recent advances in silicon (Si) microphotonics have enabled novel devices for the terahertz
(THz) range based on dielectric waveguides. In the past couple of years, dielectric …

Unclad microphotonics for terahertz waveguides and systems

D Headland, W Withayachumnankul, X Yu… - Journal of Lightwave …, 2020 - opg.optica.org
A practical approach to realize substrateless, unclad, micro-scale intrinsic silicon
waveguides for the terahertz range is presented. The waveguides are monolithically …