Yali Zhang

ORCID: 0009-0005-0985-8040
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About
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Research Areas
  • Advanced Photonic Communication Systems
  • Photonic and Optical Devices
  • Advanced Fiber Laser Technologies
  • Semiconductor Lasers and Optical Devices
  • Clinical Laboratory Practices and Quality Control
  • Microwave and Dielectric Measurement Techniques
  • Electromagnetic Compatibility and Measurements
  • Traditional Chinese Medicine Studies
  • Antenna Design and Optimization
  • Advanced Measurement and Metrology Techniques
  • Microwave Engineering and Waveguides
  • Optical Network Technologies
  • Integrated Circuits and Semiconductor Failure Analysis
  • Acoustic Wave Resonator Technologies
  • Infrared Thermography in Medicine

Shanghai University of Traditional Chinese Medicine
2025

National Engineering Research Center of Electromagnetic Radiation Control Materials
2014-2024

Huzhou University
2024

University of Electronic Science and Technology of China
2014-2024

State Key Laboratory of Electronic Thin Films and Integrated Devices
2014

Anemia is a global public health issue causing symptoms such as fatigue, weakness, and cognitive decline. Furthermore, anemia associated with various diseases increases the risk of postoperative complications mortality. Frequent invasive blood tests for diagnosis also pose additional discomfort risks to patients. This study aims assess facial spectral characteristics patients develop predictive model using machine learning approaches. Between August 2022 September 2023, we collected image...

10.2196/64204 article EN cc-by JMIR Medical Informatics 2025-02-14

<sec> <title>INTERNATIONAL REGISTERED REPORT</title> RR2-10.2196/64204 </sec>

10.2196/preprints.74333 preprint EN 2025-03-22

A novel calibration-free electrical spectrum analysis method for microwave characterization of electrooptic phase modulators is proposed and experimentally demonstrated based on frequency-shifted optical heterodyning. The achieves the domain measurement modulation efficiency without need correcting responsivity fluctuation in photodetection. Moreover, it extends double measuring frequency range through setting a specific relationship between driving signals. Modulation depth half-wave...

10.1109/jphot.2014.2343991 article EN cc-by-nc-nd IEEE photonics journal 2014-08-01

In this paper, a novel and simple generation scheme based on directly modulated laser (DML) is proposed for tunable microwave frequency combs (MFCs). When the input RF power intentionally controlled to be sufficiently high drive DML into its nonlinear operating region periodically, relaxation oscillations will excited in same period. The light from subsequently detected by photodetector, special kind of signal source can optically produced shows up form MFC domain. proof-of-concept...

10.1016/j.optlastec.2023.110295 article EN cc-by-nc-nd Optics & Laser Technology 2023-11-06

The dielectric property of microwave semiconductor materials is investigated under a strong electromagnetic field environment through compressed rectangular cavity around the frequency 2.45G. It demonstrated that indium phosphate (InP), kind material, changes when larger power injected into designed cavity. strength electric in Measurement results show InP has an obvious nonlinear acts on material. According to effective experimental method and theoretical analysis, we conclude behavior not...

10.1007/s00339-017-1025-z article EN cc-by Applied Physics A 2017-05-16

Sparse excitation source reconstruction is a recently developed method for array failure diagnosis. The reconstructs the of all elements utilizing sparsity vector, which improves accuracy reconstruction. Meanwhile, sparse provides straightforward information on failing elements. However, same as other diagnosis methods, reliability depends position near field observations. In order to facilitate positioning observations, this work presents numerical study against Based experiments,...

10.1109/ieee-iws.2014.6864185 article EN 2014-03-01

10.1109/icops58192.2024.10626393 article EN 2020 IEEE International Conference on Plasma Science (ICOPS) 2024-06-16

In this paper, we propose an Optoelectronic Oscillator (OEO) based on a Directly Modulated Laser (DML) to generate multi-frequency microwave signals. The proposed OEO features in DML with no external modulator the loop, electrical mixer provide injection signals, and two-channel filter bank choose desired oscillation modes. generated signals have excellent performance Side Mode Suppression Ratio (SMSR), phase noise, tunability coherence. proof-of-concept experiment, triple-frequency are...

10.1117/12.3036462 article EN 2024-11-08
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