Explanipedia

Surface Electric Field Shielding for Passivation‐Free Zinc Anode Dissolution in Alkaline Batteries Open

Haoyun Wei, Chen Wang, Xiaolu Ye, Ling Gao, Tan Wang , et al. · 2025

Zinc anodes in alkaline electrolytes undergo spontaneous passivation, severely reducing their capacity utilization and battery performance. Strategies such as fabricating zinc powder or sponge structures improve zinc utilization by increas…

Improvement of gain and spatial resolution for impulsive stimulated Brillouin scattering microscopy Open

Taoran Le, Jiarui Li, Haoyun Wei, Yan Li · 2025

Enhanced spectral resolution in mid-infrared dual-comb spectroscopy via synchronous offset frequency tuning Open

Bocheng Tang, Zhong Zhou Yi, Qingzhao Yang, Minjian Lu, Chao Huang , et al. · 2024

Mid-infrared dual-comb spectroscopy offers significant advantages by combining the high sensitivity of mid-infrared spectroscopy with the high spectral resolution and rapid acquisition of the dual-comb method. However, its effective resolu…

Non-contact viscoelasticity measurements based on impulsive stimulated Brillouin spectroscopy Open

Jiarui Li, Taoran Le, Haoyun Wei, Yan Li · 2024

The mechanical properties of cells and tissues play a crucial role in determining biological functions. As a label-free and non-contact mechanical imaging method, Brillouin spectroscopy can characterize viscoelastic changes in samples with…

High-speed impulsive stimulated Brillouin microscopy Open

Jiarui Li, Taoran Le, Hongyuan Zhang, Haoyun Wei, Yan Li · 2023

Brillouin microscopy, which maps elastic modulus from the frequency shift of scattered light, has evolved to a faster speed for the investigation of rapid biomechanical changes. Impulsive stimulated Brillouin scattering (ISBS) spectroscopy…

Time-domain fit for improved contrast in quantitative coherent anti-Stokes Raman spectroscopy Open

Minjian Lu, Yujia Zhang, Jiarui Li, Yan Li, Haoyun Wei · 2023

Among the multiple coherent anti-Stokes Raman scattering (CARS) techniques that provide important quantitative molecular microscopic contrast, Fourier-transform CARS (FT-CARS) stands out with the immunity to nonresonant background and high…

A Fano-resonance plasmonic assembly for broadband-enhanced coherent anti-Stokes Raman scattering Open

Yujia Zhang, Minjian Lu, Zhendong Zhu, Yan Li, Haoyun Wei · 2023

Weak-light phase locking aided by frequency division phase meter for intersatellite laser interferometry Open

Taoran Le, Henglin Mu, Xin Xu, Y. X. Tan, Haoyun Wei , et al. · 2023

Weak light phase locking is an important part of intersatellite laser interference ranging. Phase-locked loop (PLL) is used to track the phase of heterodyne interference optical signal. Owing to shot noise, laser frequency and other kinds …

3d Global Optimization of Calibration Parameters of Deflectometry System by Using a Spherical Mirror Open

Yiqian Gao, Ziyang Tian, Haoyun Wei, Yan Li · 2023

Improving GNSS-R Ocean Wind Speed Retrieval for the BF-1 Mission Using Satellite Platform Attitude Measurements Open

Chenxin Chen, Xiaoyu Wang, Bian Zhao, Haoyun Wei, Dongdong Fan , et al. · 2023

The receive antenna gain is needed to accurately calibrate the normalized bistatistic radar cross section measured by the BF-1 mission, which is a global navigation satellite system reflectometry (GNSS-R) constellation of two microsatellit…

Sensitive impulsive stimulated Brillouin spectroscopy by an adaptive noise-suppression Matrix Pencil Open

Jiarui Li, Hongyuan Zhang, Minjian Lu, Haoyun Wei, Yan Li · 2022

Impulsive stimulated Brillouin spectroscopy (ISBS) plays a critical role in investigating mechanical properties thanks to its fast measurement rate. However, traditional Fourier transform-based data processing cannot decipher measured data…

Second harmonic scattering multipole analysis of ligand-decorated gold nanoparticles Open

Yujia Zhang, Min-Jian Lu, Yan Li, Haoyun Wei · 2022

Ligand decoration of noble metallic nanoparticles is often needed for some applications, such as biochemical sensing, catalysis and nanotechnology, and the understanding of its process is of great importance. The second harmonic scattering…

Nonlinear optical properties of 6H-SiC and 4H-SiC in an extensive spectral range Open

Xiao Guo, Zeyu Peng, Pengbo Ding, Long Li, Xinyi Chen , et al. · 2021

Silicon carbide (SiC), which is the leading representative of the third-generation of semiconductors, possesses many excellent physical properties. However, its advantages also incur difficulties in processing, which calls for special proc…

Thermometry in dynamic and high-temperature combustion filed based on hybrid femtosecond/picosecond coherent anti-Stokes Raman scattering Open

Ziyang Tian, Huijie Zhao, Haoyun Wei, Yan Li · 2021

Temperature, as an important parameter in combustion diagnostic process, will directly affect the combustion efficiency and the generation of combustion products. The accurate measuring of combustion temperature and then controlling of com…

Segment-Resolved Gas Concentration Measurements by a Time Domain Multiplexed Dual Comb Method Open

Xinyi Chen, Weipeng Zhang, Yujia Zhang, Minjian Lu, Yan Li , et al. · 2020

Locating gas concentration changes in widespread locations can be conducive to environmental atmospheric detection, gas emissions monitoring, production process control, etc. A time domain multiplexed dual-comb system for segment-resolved …

Dynamics of Micropollutant Adsorption to Polystyrene Surfaces Probed by Angle-Resolved Second Harmonic Scattering Open

William T. S. Cole, Haoyun Wei, Son C. Nguyen, Charles B. Harris, Daniel J. Miller , et al. · 2019

Angle-resolved second harmonic scattering is used to probe the adsorption dynamics of aqueous cationic and anionic dye molecules onto polystyrene surfaces. The adsorptions of malachite green to negatively charged polystyrene and naphthol y…

High-precision gas refractometer by comb-mode-resolved spectral interferometry Open

Lijun Yang, Yan Li, Haoyun Wei · 2018

Flexible dual-soliton manipulation for coherent anti-Stokes Raman scattering spectroscopy Open

Tao Wu, Kun Chen, Huijie Zhao, Weipeng Zhang, Yan Li , et al. · 2018

Though dual soliton is used as the Stokes source in coherent anti-Stokes Raman scattering (CARS) experiments, the mechanism behind it is still not fully investigated. In this paper, dual-soliton pulses generation with a highly birefringent…

PHASE-CONTROLLED DUAL-COMB COHERENT ANTI-STOKES RAMAN SPECTROSCOPIC IMAGING Open

Haoyun Wei, Yan Li, Tao Wu, Kun Chen · 2018

Glutamine is $\\alpha$-amino acid that is used in the biosynthesis of proteins. The large flexibility of the molecule has several potential conformational candidates. Among them, the three most stable isomers have been characterized both u…

Spectral focusing dual-comb coherent anti-Stokes Raman spectroscopic imaging Open

Kun Chen, Tao Wu, Tao Chen, Haoyun Wei, Honglei Yang , et al. · 2017

Coherent Raman microscopy provides label-free imaging by interrogating the intrinsic vibration of molecules. Here, we present a concept in a 100 MHz dual-comb scheme to facilitate high-speed and broadband coherent anti-Stokes Raman spectro…

Simply-integrated dual-comb spectrometer via tunable repetition rates and avoiding self-referencing Open

Honglei Yang, Haoyun Wei, Kun Chen, Shengkang Zhang, Yan Li · 2017

Dual-comb system with simplified integration acts a crucial role in the next stage of field-deployable application. Here we demonstrate a home-made dual-comb spectrometer that meets this requirement based on optically stabilized erbium-fib…

Cascaded Dual-Soliton Pulse Stokes for Broadband Coherent Anti-Stokes Raman Spectroscopy Open

Kun Chen, Tao Wu, Tian Zhou, Haoyun Wei, Yan Li · 2016

We report a spectrally and temporally cascaded dual-soliton Stokes excitation source for broadband coherent anti-Stokes Raman spectroscopy (CARS) based on a single Yb-doped fiber laser. The strong birefringence of a polarization-maintainin…

Quantitative chemical imaging with background-free multiplex coherent anti-Stokes Raman scattering by dual-soliton Stokes pulses Open

Kun Chen, Tao Wu, Haoyun Wei, Tian Zhou, Yan Li · 2016

Coherent anti-Stokes Raman microscopy (CARS) is a quantitative, chemically specific, and label-free optical imaging technique for studying inhomogeneous systems. However, the complicating influence of the nonresonant response on the CARS s…

Dual-soliton Stokes-based background-free coherent anti-Stokes Raman scattering spectroscopy and microscopy Open

Kun Chen, Tao Wu, Haoyun Wei, Yan Li · 2016

We propose an all-fiber-generated, dual-soliton, Stokes-based scheme for background-free coherent anti-Stokes Raman scattering (CARS) under the spectral focusing mechanism. Owing to the strong birefringence and high nonlinearity of a polar…

Background-free coherent anti-stokes Raman spectroscopy and microscopy by dual-soliton pulse generation Open

Kun Chen, Tao Wu, Haoyun Wei, Yan Li · 2016

We propose an all-fiber-generated dual-soliton pulses based scheme for the background-free detection of coherent anti-Stokes Raman spectroscopy under the spectral focusing mechanism. Due to the strong birefringence and high nonlinearity of…

Absolute group refractive index measurement of air by dispersive interferometry using frequency comb Open

Lijun Yang, H. Y. Zhang, Yongdan Li, Haoyun Wei · 2015

The absolute group refractive index of air at 1563 nm is measured by dispersive interferometry, and a combined uncertainty of 1.2 × 10(-8) is achieved. The group refractive index of air is calculated from the dispersive interferograms of t…

High spectral specificity of local chemical components characterization with multichannel shift-excitation Raman spectroscopy Open

Kun Chen, Tao Wu, Haoyun Wei, Xuejian Wu, Yan Li · 2015

Raman spectroscopy has emerged as a promising tool for its noninvasive and nondestructive characterization of local chemical structures. However, spectrally overlapping components prevent the specific identification of hyperfine molecular …

Compact Dual-Comb Absolute Distance Ranging With an Electric Reference Open

Hongyuan Zhang, Xuejian Wu, Haoyun Wei, Yan Li · 2015

To exploit the potential of a dual-comb absolute distance ranging system outside a well-controlled laboratory, a compact dual-comb structure is proposed. A beat frequency generated by the repetition rates of two frequency combs serves as a…

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