Non-Hermitian topological phenomena: A review

N Okuma, M Sato - Annual Review of Condensed Matter Physics, 2023 - annualreviews.org
The past decades have witnessed an explosion of interest in topological materials, and a lot
of mathematical concepts have been introduced in condensed matter physics. Among them …

Photonic matrix multiplication lights up photonic accelerator and beyond

H Zhou, J Dong, J Cheng, W Dong, C Huang… - Light: Science & …, 2022 - nature.com
Matrix computation, as a fundamental building block of information processing in science
and technology, contributes most of the computational overheads in modern signal …

Experimentally realized in situ backpropagation for deep learning in photonic neural networks

S Pai, Z Sun, TW Hughes, T Park, B Bartlett… - Science, 2023 - science.org
Integrated photonic neural networks provide a promising platform for energy-efficient, high-
throughput machine learning with extensive scientific and commercial applications. Photonic …

Microcomb-based integrated photonic processing unit

B Bai, Q Yang, H Shu, L Chang, F Yang, B Shen… - Nature …, 2023 - nature.com
The emergence of parallel convolution-operation technology has substantially powered the
complexity and functionality of optical neural networks (ONN) by harnessing the dimension …

Recent advances of single-atom catalysts in CO 2 conversion

S Wang, L Wang, D Wang, Y Li - Energy & Environmental Science, 2023 - pubs.rsc.org
The catalytic transformation of CO2 into valuable fuels/chemicals is a promising and
economically profitable process because it offers an alternative toward fossil feedstocks and …

Prospects and applications of on-chip lasers

Z Zhou, X Ou, Y Fang, E Alkhazraji, R Xu, Y Wan… - Elight, 2023 - Springer
Integrated silicon photonics has sparked a significant ramp-up of investment in both
academia and industry as a scalable, power-efficient, and eco-friendly solution. At the heart …

Space-efficient optical computing with an integrated chip diffractive neural network

HH Zhu, J Zou, H Zhang, YZ Shi, SB Luo… - Nature …, 2022 - nature.com
Large-scale, highly integrated and low-power-consuming hardware is becoming
progressively more important for realizing optical neural networks (ONNs) capable of …

All-analog photoelectronic chip for high-speed vision tasks

Y Chen, M Nazhamaiti, H Xu, Y Meng, T Zhou, G Li… - Nature, 2023 - nature.com
Photonic computing enables faster and more energy-efficient processing of vision data,,,–.
However, experimental superiority of deployable systems remains a challenge because of …

Self-calibrating programmable photonic integrated circuits

X Xu, G Ren, T Feleppa, X Liu, A Boes, A Mitchell… - Nature …, 2022 - nature.com
Programmable photonic integrated circuits (PICs) are dense assemblies of tunable elements
that provide flexible reconfigurability to enable different functions to be selected; however …

Controlling mass and energy diffusion with metamaterials

F Yang, Z Zhang, L Xu, Z Liu, P **, P Zhuang… - Reviews of Modern …, 2024 - APS
Diffusion driven by temperature or concentration gradients is a fundamental mechanism of
energy and mass transport that inherently differs from wave propagation in both physical …