Explanipedia

A novel integrated assessment model: selecting competitions in line with the Olympic spirit Open

Yuchen Chen, J.F. Huang, Yurui Qu, Xinyi Sun · 2025

By developing a model, this study assessed whether sports, disciplines, and events (SDEs) meet International Olympic Committee (IOC) standards. Firstly, the essential information and competition results of Olympic athletes in the past year…

Angle-robust plasmonic color printing of deep subwavelength nanopixelated sodium metasurfaces Open

Jie Liang, Yurui Qu, Huizhen Zhang, Yu-Han Yang, Yang Wang , et al. · 2025

Sparsity for Ultrafast Material Identification Open

Yurui Qu, Qingyi Zhou, Jin Xiang, Zongfu Yu · 2024

Mid‐infrared spectroscopy is often used to identify material. Thousands of spectral points are measured in a time‐consuming process using expensive table‐top instrument. However, material identification is a sparse problem, which in theory…

Dynamically switchable self-focused thermal emission Open

Romil Audhkhasi, Yurui Qu, Ming Zhou, Zongfu Yu, Michelle L. Povinelli · 2023

The ability to manipulate thermal emission is paramount to the advancement of a wide variety of fields such as thermal management, sensing and thermophotovoltaics. In this work, we propose a microphotonic lens for achieving temperature-swi…

Spontaneous emergence of eyes in reinforcement learning agents Open

Dianjing Liu, Boyuan Liu, Ming Zhou, Yurui Qu, Zhicheng Wu , et al. · 2023

A living animal exhibits remarkable ability to survive. It processes sensory input and takes actions to maximize the likelihood of survival. Researchers have been inspired to develop similar artificial agents powered by reinforcement learn…

Sparsity for Ultrafast Material Identification Open

Yurui Qu, Qingyi Zhou, Jin Xiang, Zongfu Yu · 2022

Mid-infrared spectroscopy is often used to identify material. Thousands of spectral points are measured in a time-consuming process using expensive table-top instrument. However, material identification is a sparse problem, which in theory…

Computational spectrometers enabled by nanophotonics and deep learning Open

Li Gao, Yurui Qu, Lianhui Wang, Zongfu Yu · 2022

A new type of spectrometer that heavily relies on computational technique to recover spectral information is introduced. They are different from conventional optical spectrometers in many important aspects. Traditional spectrometers offer …

Enabling Manufacturable Optical Broadband Angular-Range Selective Films Open

Kezhen Yin, Yurui Qu, Steven E. Kooi, Wei Li, Jingxing Feng , et al. · 2021

The ability to control the propagation direction of light has long been a scientific goal. However, the fabrication of large-scale optical angular-range selective films is still a challenge. This paper presents a polymer-enabled large-scal…

Intelligent designs in nanophotonics: from optimization towards inverse creation Open

Ning Wang, Wei Yan, Yurui Qu, Siqi Ma, Stan Z. Li , et al. · 2021

Applying intelligence algorithms to conceive nanoscale meta-devices becomes a flourishing and extremely active scientific topic over the past few years. Inverse design of functional nanostructures is at the heart of this topic, in which ar…

Resonance for analog recurrent neural network Open

Yurui Qu, Ming Zhou, Erfan Khoram, Nanfang Yu, Zongfu Yu · 2021

Vapor condensation with daytime radiative cooling Open

Ming Zhou, Haomin Song, Xingyu Xu, Alireza Shahsafi, Yurui Qu , et al. · 2021

Significance Traditionally, the cooling for passive vapor condensation is mainly provided by convection and conduction. However, these mechanisms do not work when the vapor temperature is near the ambient air temperature. At such temperatu…

Tunable metasurfaces based on phase-change materials Open

Wei Yan, Jiyong Wang, Yurui Qu, Qiang Li, Min Qiu · 2020

Due to their superior ability to control light, metasurfaces, ultrathin two-dimensional metamaterials composed of subwavelength nanostructures, have attracted great attention in recent years. Exploring geometric and material freedom in des…

Active control of anapole states by structuring the phase-change alloy Ge2Sb2Te5 Open

Jingyi Tian, Hao Luo, Yuanqing Yang, Fei Ding, Yurui Qu , et al. · 2019

Polarization-Independent Optical Broadband Angular Selectivity Open

Yurui Qu, Yichen Shen, Kezhen Yin, Yuanqing Yang, Qiang Li , et al. · 2018

Generalizing broadband angular selectivity to both polarizations has been a scientific challenge for a long time. Previous demonstrations of the broadband angular selectivity work only for one polarization. In this paper, we propose a meth…

Migrating Knowledge between Physical Scenarios based on Artificial Neural Networks Open

Yurui Qu, Li Jing, Yichen Shen, Min Qiu, Marin Soljačić · 2018

Deep learning is known to be data-hungry, which hinders its application in many areas of science when datasets are small. Here, we propose to use transfer learning methods to migrate knowledge between different physical scenarios and signi…

Dynamic control of anapole states with phase-change alloys Open

Jingyi Tian, Hao Luo, Yuanqing Yang, Yurui Qu, Ding Zhao , et al. · 2018

High-index dielectric nanoparticles supporting a distinct series of Mie resonances have enabled a new class of optical antennas with unprecedented functionalities. The great wealth of multipolar responses and their delicate interplay have …

Polarization switching of thermal emissions based on plasmonic structures incorporating phase-changing material Ge2Sb2Te5 Open

Yurui Qu, Qiang Li, Lu Cai, Min Qiu · 2018

The ability to control the polarization of thermal emissions is important for fundamental science and many applications such as multichannel infrared emitters and chemical sensing. Most previous works on controlling the polarization of the…

Thermal camouflage based on the phase-changing material GST Open

Yurui Qu, Qiang Li, Lu Cai, Meiyan Pan, Pintu Ghosh , et al. · 2018

Tunable dual-band thermal emitter consisting of single-sized phase-changing GST nanodisks Open

Yurui Qu, Lu Cai, Hao Luo, Jun Lü, Min Qiu , et al. · 2018

Thermal emission control has been attracting increased attention in both fundamental science and many applications including infrared sensing, radiative cooling and thermophotovoltaics. In this paper, a tunable dual-band thermal emitter in…

Chip-Scale Plasmonic Sum Frequency Generation Open

Songang Bai, Ming Fang, Wei E. I. Sha, Yurui Qu, Zhongwei Jin , et al. · 2017

Plasmonics provides a promising candidate for nonlinear optical interactions because of its ability to enable extreme light concentration at the nanoscale. We demonstrate on-chip plasmonic sum frequency generation (SFG) with a metal—dielec…

Controlling fluorescence emission with split‐ring‐resonator‐based plasmonic metasurfaces (Laser Photonics Rev. 11(3)/2017) Open

Si Luo, Qiang Li, Yuanqing Yang, Xingxing Chen, Wei Wang , et al. · 2017

Metasurfaces, which consist of resonant metamaterial elements in the form of two-dimensional thin planar structures, retain great capabilities in manipulating electromagnetic wave and potential applications in modifying interaction with fl…

Photothermal Switching Based on Silicon Mach–Zehnder Interferometer Integrated With Light Absorber Open

Hanmo Gong, Xi Chen, Yurui Qu, Qiang Li, Min Yan , et al. · 2016

We present an all-optical switch based on photothermal effects in a silicon Mach–Zehnder interferometer (MZI) integrated with a light absorber. The metal–insulator–metal light absorber located near the longer arm of the asymmetric MZI effi…

Narrowband Absorbers: Spatially and Spectrally Resolved Narrowband Optical Absorber Based on 2D Grating Nanostructures on Metallic Films (Advanced Optical Materials 3/2016) Open

Yurui Qu, Qiang Li, Hanmo Gong, Kaikai Du, Songang Bai , et al. · 2016

On page 480, spatially and spectrally resolved narrowband optical absorbers are presented by Q. Li and co-workers. The devices are based on 2D grating nanostructures with spatially and spectrally resolved narrow-band absorption. The transv…

Enhanced Second Harmonic Generation in AU/AI2O3/AU absorber Open

Fenglun Huang, Songang Bai, Qiang Li, Yurui Qu, Min Qiu · 2016

A kind of metal-insulator-metal (MIM) metamaterial absorber for generating second harmonic signal is investigated. The absorbers exhibit high absorption efficiency at the dip and notably enhance the generated second harmonic signal by a fa…

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