Explanipedia

Ultrafast Reconfigurable Topological Photonic Processing Accelerator Open

Wenfeng Zhou, Xin Wang, Xun Zhang, Yuqi Chen, Min Sun , et al. · 2025

The rise of artificial intelligence has triggered exponential growth in data volume, demanding rapid and efficient processing. High-speed, energy-efficient, and parallel-scalable computing hardware is thus increasingly critical. We demonst…

Compact photonic neurons using periodic nanohole arrays in metasurfaces Open

Hudi Liu, Hongwei Wang, Hua Zhong, Yuhan Du, Xuhan Guo , et al. · 2025

The increasing demand for computational power is beginning to exceed the limits of traditional electronic architectures, which are constrained by energy efficiency and scalability. Optical neural networks present a promising alternative th…

High resolution parallel pulse chaotic LiDAR based on AlGaAs micro-ring Open

Mingjie Wu, Yudi Zhao, Zhao Han, Cong Deng, Chun Ran , et al. · 2025

Chaotic lidar systems possess inherent anti-disturbance capabilities due to the randomness of chaotic signals. In this work, we leverage the high nonlinearity of AlGaAs micro-ring to develop a sub-centimeter resolution LiDAR. Firstly, an A…

Multi-target and ultra-high-speed optical wireless communication using a thin-film lithium niobate optical phased array Open

Yonghui Tian, Xiaoyue Ma, Mingrui Yuan, Jingchi Li, Hongdong Zhang , et al. · 2025

Optical wireless communication (OWC) utilizes the high monochromaticity, coherence, and directivity of laser beams to establish low-latency, high-capacity directional links. This approach effectively addresses challenges such as radio spec…

Miniaturized chaos-assisted Spectrometer Open

Yujia Zhang, Chaojun Xu, Zhenyu Zhao, Yikai Su, Xuhan Guo · 2025

Computational spectrometers are at the forefront of spectroscopy, promising portable, on-chip, or in-situ spectrum analysis through the integration of advanced computational techniques into optical systems. However, existing computational …

Biomimetic acoustic perception via chip-scale dual-soliton microcombs Open

Teng Tan, Xinyue He, Bing Chang, Xuhan Guo, Heng Zhou , et al. · 2025

Acoustic perception is a fairly basic but extraordinary feature in nature, relying on multidimensional signal processing for detection, localization, and recognition. Replicating this capability in compact artificial systems, however, rema…

Broadband power splitters with variable splitting ratios based on AlGaAs-on-insulator platform Open

Xinhao Ma, Zhengshun Lei, Wenqi Wei, Zihao Wang, Ting Wang , et al. · 2025

For on-chip optical power splitters, the ability to achieve arbitrary splitting-ratios holds potential significance, particularly in applications involving multi-wavelengths with different power ratios, such as χ(3) nonlinear effects. Here…

Arbitrary control of the flow of light using pseudomagnetic fields in photonic crystals at telecommunication wavelengths Open

Pan Hu, Lu Sun, Ce Chen, Jingchi Li, Xiong Ni , et al. · 2025

Reconfigurable non-Abelian geometric phase in hybrid integrated photonics Open

Youlve Chen, Jiaxin Zhang, Jinlong Xiang, An He, Junying Li , et al. · 2025

The non-Abelian geometric phase possesses the capability of enabling robust and fault-resilient unitary transformations, making it a cornerstone of holonomic quantum computation. This "all-geometric" approach has successfully advanced the …

Miniaturized Chaos-assisted Spectrometer Open

Yujia Zhang, Chaojun Xu, Zhenyu Zhao, Yikai Su, Xuhan Guo · 2025

Computational spectrometers are at the forefront of spectroscopy, promising portable, on-chip, or in-situ spectrum analysis through the integration of advanced computational techniques into optical systems. However, existing computational …

GHz spiking neuromorphic photonic chip with in-situ training Open

Jinlong Xiang, Xinyuan Fang, Jie Xiao, Youlve Chen, An He , et al. · 2025

Neuromorphic photonic computing represents a paradigm shift for next-generation machine intelligence, yet critical gaps persist in emulating the brain's event-driven, asynchronous dynamics,a fundamental barrier to unlocking its full potent…

Direct tensor processing with coherent light Open

Y. Zhang, Xiaobing Liu, Chenguang Yang, Jinlong Xiang, Hao Yan , et al. · 2025

Tensor processing is the cornerstone of modern technological advancements, powering critical applications in data analytics and artificial intelligence. While optical computing offers exceptional advantages in bandwidth, parallelism, and e…

Integrated High‐Q Fabry‐Pérot Cavity at 780 nm with Ultrabroad Operating Bandwidth and High Fabrication Tolerance Open

Shuhuai Bai, Chunxue Wang, Xucheng Zhang, Yadong Jiao, Mingkun Xiao , et al. · 2025

Fabry‐Pérot (F‐P) cavities are highly desirable for atom cooling and narrow‐linewidth generation. However, there are few studies on integrated F‐P cavities with high‐quality factors in the visible and near‐visible wavelength ranges, partic…

The First MPDD Challenge: Multimodal Personality-aware Depression Detection Open

Changzeng Fu, Zhihao Fu, Qi Zhang, Xiaying Kuang, Jiacheng Dong , et al. · 2025

Depression is a widespread mental health issue affecting diverse age groups, with notable prevalence among college students and the elderly. However, existing datasets and detection methods primarily focus on young adults, neglecting the b…

Progress in silicon-based reconfigurable and programmable all-optical signal processing chips Open

Jing Xu, Wenchan Dong, Qingzhong Huang, Yujia Zhang, Yuchen Yin , et al. · 2025

Wavelength- and structure-insensitive on-chip mode manipulation based on the Thouless pumping mechanism Open

Yingdi Pan, Lu Sun, Jingchi Li, Qiyao Sun, Pan Hu , et al. · 2025

High-dimensional non-Abelian holonomy in integrated photonics Open

Youlve Chen, Yunru Fan, Gulliver Larsonneur, Jinlong Xiang, An He , et al. · 2025

Highly Efficient Slow‐Light Mach–Zehnder Modulator Achieving 0.21 V cm Efficiency with Bandwidth Surpassing 110 GHz (Laser Photonics Rev. 19(8)/2025) Open

Jian Shen, Yong Zhang, Lei Zhang, Jingchi Li, Chenglong Feng , et al. · 2025

Miniaturized disordered photonic molecule spectrometer Open

Yujia Zhang, Tom Albrow‐Owen, Zhenyu Zhao, Yinpeng Chen, Yaotian Zhao , et al. · 2025

The burgeoning field of computational spectrometers is rapidly advancing, providing a pathway to highly miniaturized, on-chip systems for in-situ or portable measurements. The performance of these systems is typically limited in its encode…

Terabit‐Per‐Second Multidimensional Multiplexing Photonic Integrated Circuit in Lithium Niobate on Insulator Open

Y. H. Jiang, Pu Zhang, Mingrui Yuan, Huifu Xiao, Liheng Wang , et al. · 2025

The surge in data driven by socio‐economic development has presented enormous challenges to data centers, catalyzing the swift advancement of optical interconnect technology. Advanced optical multiplexers and modulators are increasingly ap…

Motion Hologram: Jointly optimized hologram generation and motion planning for photorealistic 3D displays via reinforcement learning Open

Zhenxing Dong, Yuye Ling, Yan Li, Yikai Su · 2025

Holography is capable of rendering three-dimensional scenes with full-depth control and delivering transformative experiences across numerous domains, including virtual and augmented reality, education, and communication. However, traditio…

Arbitrary control of the flow of light using pseudomagnetic fields in photonic crystals at telecommunication wavelengths Open

Pan Hu, Lu Sun, Ce Chen, Jingchi Li, Xianfeng Ni , et al. · 2025

In photonics, the idea of controlling light in a similar way that magnetic fields control electrons has always been attractive. It can be realized by synthesizing pseudomagnetic fields (PMFs) in photonic crystals (PhCs). Previous works mai…

Direct detection with an optimal transfer function: toward the electrical spectral efficiency of coherent homodyne detection Open

Xingfeng Li, Jingchi Li, Xiong Ni, Hudi Liu, Qunbi Zhuge , et al. · 2024

Complex-valued double-sideband direct detection (DD) can reconstruct the optical field and achieve a high electrical spectral efficiency (ESE) comparable to that of a coherent homodyne receiver, and DD does not require a costly local oscil…

Ultrawide field-of-view integrated optical phased arrays employing multiple orbital angular momentum beams Open

Zhen Wang, Shuxin Liu, Jingchi Li, Yong Zhang, Xinyuan Fang , et al. · 2024

Integrated Pockels Modulators on Silicon Photonics Platform Open

Jian Shen, Yong Zhang, Yuqi Chen, Wenfeng Zhou, Xun Zhang , et al. · 2024

Electro‐optic (EO) modulators are essential components in various fields, including optical communication, free‐space communication, microwave photonics, sensing, and light detection and ranging. The EO modulation enables the fast conversi…

Thermally tunable add-drop filter based on valley photonic crystals for optical communications Open

Lu Sun, Xingfeng Li, Pan Hu, Hongwei Wang, Yong Zhang , et al. · 2024

Valley photonic crystals (VPCs) provide an intriguing approach to suppress backscattering losses and enable robust transport of light against sharp bends, which could be utilized to realize low-loss and small-footprint devices for on-chip …

Physics-guided deep learning-based real-time image reconstruction of Fourier-domain optical coherence tomography Open

Mengyuan Wang, Jianing Mao, Hang Su, Yuye Ling, Chuanqing Zhou , et al. · 2024

In this paper, we introduce a physics-guided deep learning approach for high-quality, real-time Fourier-domain optical coherence tomography (FD-OCT) image reconstruction. Unlike traditional supervised deep learning methods, the proposed me…

Hybrid silicon-barium-titanate tunable racetrack resonators based on chemical solution deposition Open

Lei Zhang, Xin Wang, Yong Zhang, Jian Shen, Chenglong Feng , et al. · 2024

Trimodal Multiplexed Lateral Flow Test Strips Assisted with a Portable Microfluidic Centrifugation Device Open

Man-Wen Wang, Zong-Min Chen, Yung-Chun Hsieh, Yikai Su, Chun-Yi Lin , et al. · 2024

During the COVID-19 pandemic, the use of lateral flow assays (LFAs) expanded significantly, offering testing beyond traditional health care. Their appeal lies in the ease of use, affordability, and quick results. However, LFAs often have l…

What can be integrated on the silicon photonics platform and how? Open

Yong Zhang, Xuhan Guo, Xingchen Ji, Jian Shen, An He , et al. · 2024

We review the integration techniques for incorporating various materials into silicon-based devices. We discuss on-chip light sources with gain materials, linear electro-optic modulators using electro-optic materials, low-power piezoelectr…

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