Xiang Li

ORCID: 0009-0009-4298-9412
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About
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Research Areas
  • Electromagnetic Compatibility and Noise Suppression
  • Artificial Intelligence in Healthcare and Education
  • Particle Detector Development and Performance
  • Integrated Circuits and Semiconductor Failure Analysis
  • Low-power high-performance VLSI design
  • Scientific Computing and Data Management
  • Industrial Automation and Control Systems
  • Digital Storytelling and Education
  • X-ray Diffraction in Crystallography
  • Cosmology and Gravitation Theories
  • Power System Reliability and Maintenance
  • Birth, Development, and Health
  • Diet, Metabolism, and Disease
  • Electromagnetic Scattering and Analysis
  • Power Transformer Diagnostics and Insulation
  • Privacy-Preserving Technologies in Data
  • Cellular Automata and Applications
  • Visual and Cognitive Learning Processes
  • COVID-19 diagnosis using AI
  • Astrophysical Phenomena and Observations
  • Material Properties and Processing
  • Power Systems Fault Detection
  • Particle Accelerators and Free-Electron Lasers
  • Distributed and Parallel Computing Systems
  • Laser-Matter Interactions and Applications

Harvard University
2020-2025

Massachusetts General Hospital
2024-2025

Tianjin University of Technology
2024

Hangzhou City University
2024

Shandong University
2024

Stony Brook University
2024

Weihai Science and Technology Bureau
2024

Hunan University
2024

City University of Macau
2024

Hubei University of Automotive Technology
2023

Strong second-harmonic generation (SHG) and a short ultraviolet (UV) cutoff edge are two crucial yet often conflicting parameters that must be finely tuned in the exploration of nonlinear optical (NLO) materials.

10.1039/d4sc01853b article EN cc-by-nc Chemical Science 2024-01-01

To cater for the diverse experiment requirements at High Energy Photon Source (HEPS) with often limited human resources, Bluesky was chosen as basis our software framework, Mamba . In attempt to address 's lack of integrated graphical user interfaces (GUIs), command injection feedback main way GUIs cooperate line interface; a remote-procedure-call service is also provided, which covers functionalities unsuitable injection, well pushing status updates. order fully support high-frequency...

10.1107/s1600577522002697 article EN cc-by Journal of Synchrotron Radiation 2022-04-05

High-data-throughput and multimodal-acquisition experiments will prevail in next-generation synchrotron beamlines. Orchestrating dataflow pipelines connecting the data acquisition, processing, visualization storage ends are becoming increasingly complex essential for enhancing beamline performance. Mamba Data Worker ( MDW ) has been developed to address challenges forthcoming High Energy Photon Source (HEPS). It is an important component of experimental control acquisition software...

10.1107/s1600577523006951 article EN cc-by Journal of Synchrotron Radiation 2023-09-20

We propose a toy model to reproduce the fractal structure of kink and antikink collisions on one topological sector $\phi^6$ theory. Using model, we investigate missing bounce windows observed in structure, show that coupling between two oscillation modes modulate emergence windows. By numerical calculation, present resonance corresponds lower eigenfrequency model.

10.1016/j.physletb.2024.138763 article EN cc-by Physics Letters B 2024-05-29

In this paper, we introduce an enhanced YOLOv5-based model tailored to address challenges in detecting small vehicle targets within high-altitude surveillance contexts. Within the backbone network, SE attention mechanism is incorporated after each convolutional module. To amplify detection capabilities, a high-resolution head integrated. intermediate (neck) apply context aggregation and feature fusion techniques before target head, while employing CBAM for other heads. further optimize...

10.1117/12.3023908 article EN 2024-04-09

This study investigates the sealing performance of a combined structure under extremely high and low temperature conditions, considering potential issues like high-temperature aging low-temperature brittle fracture, which can lead to failure. EPDM rubber underwent uniaxial compression tests at high, low, normal temperatures, then extreme working conditions was compared with that conditions. Additionally, influences gasket parameters gas pressure on were analyzed. The result shows maximum von...

10.3390/app131810100 article EN cc-by Applied Sciences 2023-09-07

Download This Paper Open PDF in Browser Add to My Library Share: Permalink Using these links will ensure access this page indefinitely Copy URL DOI

10.2139/ssrn.4750364 preprint EN 2024-01-01

DAMPE space-borne cosmic ray experiment has been collecting data since December 2015. Many high-impact results on the ion, electron and photon fluxes were obtained. This submission presents carbon flux analysis with using machine learning techniques. The readout electronics would saturate at energy deposits above several TeV in a single BGO bar of calorimeter. total loss per event due to saturation can sometimes reach over hundred TeV. We present convolutional neural network model which...

10.22323/1.444.0168 article EN cc-by-nc-nd Proceedings of 36th International Cosmic Ray Conference — PoS(ICRC2019) 2023-07-25

A falling-in physical particle in metric and electromagnetic tensor field of Schwarzschild Kerr-Newman black hole is studied.It concluded that the will not make outer horizon smaller.This coincident with area theorem.It well known δA≥0 andδκ≤0 are necessary condition for changing from nonextremal to extremal hole.We demonstrate surface gravity (temperature) a cannot be reduced zero finite sequence interactions.This third law thermodynamics.We also consider trend change evolution...

10.7498/aps.48.1793 article EN cc-by Acta Physica Sinica 1999-01-01

The level of rural informatization in China has significantly increased due to the accelerated development digital economy. E-commerce emerged as a new force for growth economies, and ecommerce logistics is also confronted with opportunities difficulties. In this essay, we begin by discussing distribution chain based on vehicle Travelling Salesman Problem (TSP) model. Then considering Company A an example, using genetic algorithm simulated annealing conduct comparative study path e-commerce...

10.1109/ccai57533.2023.10201249 article EN 2023-05-26

The analysis and mining of user heterogeneous behavior are paramount importance in recommendation systems. However, the conventional approach incorporating various types into models leads to feature sparsity knowledge fragmentation issues. To address this challenge, we propose a novel for personalized via Large Language Model (LLM), by extracting fusing from information. In addition, combining tasks, instruction tuning is performed on LLM recommendations. experimental results demonstrate...

10.48550/arxiv.2308.03333 preprint EN other-oa arXiv (Cornell University) 2023-01-01

<p>A pulse stretching Time to Digital Converter (TDC) exploits the crosstalk effect on FPGA routing tracks is proposed. The principle idea superpose an induction voltage rising edge lower its logic high toggling point while maintaining falling intact. Thanks constant back coupled transmission line, pulses can be stretched in a consistent manner.</p> <p>The focus of this cross-talking TDC ameliorate delay variations caused by temperature changes conventional designs....

10.36227/techrxiv.24531475.v1 preprint EN cc-by 2023-11-16

<p>A pulse stretching Time to Digital Converter (TDC) exploits the crosstalk effect on FPGA routing tracks is proposed. The principle idea superpose an induction voltage rising edge lower its logic high toggling point while maintaining falling intact. Thanks constant back coupled transmission line, pulses can be stretched in a consistent manner.</p> <p>The focus of this cross-talking TDC ameliorate delay variations caused by temperature changes conventional designs....

10.36227/techrxiv.24531475 preprint EN cc-by 2023-11-16

Abstract The inter-turn short fault of the secondary coil is most frequent for current transformers. Failure to detect this promptly will affect accuracy electrical measurement and correctness relay protection actions. This paper proposes an online diagnosis method faults in A ΔI-E curve constructed based on real signal primary winding winding. working condition transformer reflected by change curve. Simulation results show that proposed can sensitively, which has certain practical value.

10.1088/1742-6596/2656/1/012028 article EN Journal of Physics Conference Series 2023-12-01

A method for electrical waveform generation based on chirped pulse stacker in intensity modulation shaping is provided as a means high precision synchronization between nanosecond shaped and compressible short inertial confinement fusion (ICF) research. The arbitrary optical could be obtained, the measured ultra-short with same or different wavelengths better than 2.75 ps root mean square error.

10.1080/09500340.2010.511721 article EN Journal of Modern Optics 2010-09-12
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