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With high integration density and excellent optical properties, silicon photonics is becoming a promising platform for complete integration and large-scale optical quantum information processing. Scalable quantum information applications…

Quantum Physics · Physics 2022-08-11 Lantian Feng , Ming Zhang , Jianwei Wang , Xiaoqi Zhou , Xiaogang Qiang , Guangcan Guo , Xifeng Ren

Quantum information technology based on solid state qubits has created much interest in converting quantum states from the microwave to the optical domain. Optical photons, unlike microwave photons, can be transmitted by fiber, making them…

Photonic integrated circuits utilize planar waveguides to process light on a chip, encompassing functions like generation, routing, modulation, and detection. Similar to the advancements in the electronics industry, photonics research is…

Microwave-to-optics transduction is emerging as a vital technology for scaling quantum computers and quantum networks. To establish useful entanglement links between qubit processing units, several key conditions have to be simultaneously…

To design and construct hardware for general intelligence, we must consider principles of both neuroscience and very-large-scale integration. For large neural systems capable of general intelligence, the attributes of photonics for…

Emerging Technologies · Computer Science 2021-05-05 Jeffrey M. Shainline

We demonstrate all-optical temporal integration of arbitrary optical waveforms with temporal features as short as ~1.9ps. By using a four-port micro-ring resonator based on CMOS compatible doped glass technology we perform the 1st- and…

The rapid development of quantum information processors has accelerated the demand for technologies that enable quantum networking. One promising approach uses mechanical resonators as an intermediary between microwave and optical fields.…

Mesoscale and Nanoscale Physics · Physics 2021-01-19 Igor Marinković , Maxwell Drimmer , Bas Hensen , Simon Gröblacher

Cascaded operations play an important role in traditional electronic computing systems for the realization of advanced strategies. Here, we introduce the idea of cascaded operations into all-optical spatial analog computing. The single…

Optics · Physics 2022-11-23 Yichang Shou , Yan Wang , Lili Miao , Shizhen Chen , Hailu Luo

The integrated optical circuit is a promising architecture for the realization of complex quantum optical states and information networks. One element that is required for many of these applications is a high-efficiency photon detector…

Quantum information processing holds great promise for communicating and computing data efficiently. However, scaling current photonic implementation approaches to larger system size remains an outstanding challenge for realizing disruptive…

Quantum Physics · Physics 2016-02-17 Carsten Schuck , Xiang Guo , Linran Fan , Xiao-Song Ma , Menno Poot , Hong X. Tang

Besides being the foundational material for microelectronics, in optics, crystalline silicon has long been used for making infrared lenses and mirrors. More recently, silicon has become the key material to achieve large-scale integration of…

Optics · Physics 2014-03-07 Yu Chen , Hongtao Lin , Juejun Hu , Mo Li

Microcombs have sparked a surge of applications over the last decade, ranging from optical communications to metrology. Despite their diverse deployment, most microcomb-based systems rely on a tremendous amount of bulk equipment to fulfill…

Advanced electro-optic processing combines electrical control with optical modulation and detection. For quantum photonic applications these processes must be carried out at the single photon level with high efficiency and low noise.…

The digital revolution was enabled by nanostructured devices made from silicon. A similar prominence of this material is anticipated in the upcoming quantum era as the unrivalled maturity of silicon nanofabrication offers unique advantages…

Quantum Physics · Physics 2025-01-06 Andreas Gritsch , Alexander Ulanowski , Jakob Pforr , Andreas Reiserer

Reconfigurable photonic devices capable of routing the flow of light enable flexible integrated-optic circuits that are not hard-wired but can be externally controlled. Analogous to free-space spatial light modulators, we demonstrate…

The design of neural hardware is informed by the prominence of differentiated processing and information integration in cognitive systems. The central role of communication leads to the principal assumption of the hardware platform: signals…

Neural and Evolutionary Computing · Computer Science 2018-05-28 Jeffrey M. Shainline , Sonia M. Buckley , Adam N. McCaughan , Jeff Chiles , Richard P. Mirin , Sae Woo Nam

Photonic processors use optical signals for computation, leveraging the high bandwidth and low loss of optical links. While many approaches have been proposed, including in memory photonic circuits, most efforts have focused on the physical…

A microwave Hilbert transformer is introduced as a new component for Real-time Analog Processing (RAP). In contrast to its optical counterpart, that resort to optical fiber gratings, this Hilbert transformer is based on the combination of a…

Signal Processing · Electrical Eng. & Systems 2019-07-24 Xiaoyi Wang , Zoé-Lise Deck-Léger , Lianfeng Zou , José Azaña , Christophe Caloz

Advanced artificial intelligence (AI) algorithms, particularly those based on artificial neural networks, have garnered significant attention for their potential applications in areas such as image recognition and natural language…

Optics · Physics 2025-03-03 Long Huang , Jianping Yao

Photonic integrated circuits that exploit nonlinear optics in order to generate and process signals all-optically have achieved performance far superior to that possible electronically - particularly with respect to speed. Although…

Optics · Physics 2015-05-13 Roberto Morandotti , David Moss