Roadmapping the next generation of silicon photonics

S Shekhar, W Bogaerts, L Chrostowski… - Nature …, 2024 - nature.com
Silicon photonics has developed into a mainstream technology driven by advances in
optical communications. The current generation has led to a proliferation of integrated …

Nanowire-based integrated photonics for quantum information and quantum sensing

J Chang, J Gao, I Esmaeil Zadeh, AW Elshaari… - …, 2023 - degruyter.com
At the core of quantum photonic information processing and sensing, two major building
pillars are single-photon emitters and single-photon detectors. In this review, we …

Resource-efficient quantum key distribution with integrated silicon photonics

K Wei, X Hu, Y Du, X Hua, Z Zhao, Y Chen… - Photonics …, 2023 - opg.optica.org
Integrated photonics provides a promising platform for quantum key distribution (QKD)
system in terms of miniaturization, robustness, and scalability. Tremendous QKD works …

Free-space quantum key distribution during daylight and at night

WQ Cai, Y Li, B Li, JG Ren, SK Liao, Y Cao, L Zhang… - Optica, 2024 - opg.optica.org
Current satellite-based quantum key distribution (QKD) is limited to nighttime operations,
and the reliance on microwave communication for key distillation leads to significant delays …

[PDF][PDF] Silicon photonics–roadmapping the next generation

S Shekhar, W Bogaerts, L Chrostowski… - arXiv preprint arXiv …, 2023 - researchgate.net
Silicon photonics has developed into a mainstream technology driven by advances in
optical communications. The current generation has led to a proliferation of integrated …

Optical transmitter tunable over a 65-nm wavelength range around 1550 nm for quantum key distribution

B Griffiths, YS Lo, JF Dynes, RI Woodward… - Physical Review Applied, 2023 - APS
The ability to create phase-controlled pulses of light with wavelength tunability has
applications spanning quantum and classical communications networks. Traditionally …

A tailored 100%-efficient 532/1064-nm demultiplexer in y-cut LiNbO3 crystal

H Liu, Y Li, Q Yang, S Zhou, Y Jia - Optics Letters, 2023 - opg.optica.org
In this Letter, we report a tailored 532/1064-nm demultiplexer based on a multimode
interference (MMI) coupler with an efficiency of 100%. The device structure is designed …

Nanophotonic Bragg grating assisted Mach–Zehnder interferometers for O-band add-drop filters

A Fernández-Hinestrosa, JM Luque-González… - Scientific Reports, 2024 - nature.com
Spectral filters are fundamental building blocks in integrated photonics. Bragg grating filters
have been demonstrated in silicon waveguides with a wide range of spectral responses and …

Upgrading strategies for long-haul quantum key distribution networks

M Wenning, M Samonaki, SK Patri… - Journal of Optical …, 2024 - opg.optica.org
Quantum key distribution (QKD) has become a promising option for transmitting sensitive
data due to the increased maturity of QKD devices and the threat scalable quantum …

Reference-frame-independent quantum key distribution over 250 km of optical fiber

X Liu, D Luo, Z Luo, S Li, Z Zhang, K Wei - Physical Review Applied, 2024 - APS
The reference-frame-independent quantum key distribution (RFI QKD) protocol enables
QKD systems to function effectively despite slowly varying reference frames, offering a …