Associate Professors
XIAO Yongshun
Associate Professor, Doctoral Supervisor

Ph.D.

Tel: 010-62785142

Email: xiaoysh@mail.tsinghua.edu.cn

Educational Background

1998.09-2004.01, Department of Engineering Physics at Tsinghua University, obtained a doctoral degree in Nuclear Science and Technology

1994.09-1998.07, Department of Engineering Physics at Tsinghua University, obtained a Bachelor's degree in Engineering Physics


Work Experience

2016.08 to present, Associate Professor/Special Researcher/Doctoral Supervisor, Department of Engineering Physics, Tsinghua University

2011.12-2016. 07, Associate Researcher, Department of Engineering Physics, Tsinghua University

2004.03 -2011.12, Assistant Researcher, Department of Engineering Physics, Tsinghua University


Teaching work

Lectures on "Fundamentals and Applications of 3D Visualization Technology", "Nuclear Data Acquisition and Processing", "Course Design for Nuclear Data Acquisition and Processing", undergraduate courses

Teach "Radiation Imaging System Design" as a graduate course

Guidance for students: 5 master's graduates and 4 doctoral graduates were guided; 6 doctoral students currently enrolled


Research Field

Engaged in research on X-ray and neutron imaging physics, CT imaging methods, high-precision CT reconstruction algorithms, radiation imaging system design and application, with a focus on high-precision&high-speed CT 3D imaging, Compton camera imaging, and Compton backscattering 3D imaging. The areas of interest include: dynamic CT radiation imaging methods, Compton camera 3D precise imaging methods for real-time monitoring of proton radiotherapy beams, intelligent scanning CT 3D imaging technology, backscatter imaging technology based on energy spectrum, multimodal imaging principles and methods, GPU based graphics hardware acceleration algorithms, 3D visualization technology, mixed reality imaging technology, etc.


Research Situation

From 2024 to 2027, research and development of a static CT ultrafast process imaging system based on carbon nanotube cold cathode distributed X-ray source, Beijing Science and Technology Plan

From 2023 to 2028, the static CT ultra fast high-definition imaging equipment based on carbon nanotube distributed X-ray source ,the National Natural Science Foundation of China's Major Scientific Research Instrument Project

From 2019 to 2023, research on the three-dimensional precise imaging method of Compton camera for real-time monitoring of proton radiotherapy beam, key project of Beijing Natural Science Foundation

From 2019 to 2021, core technology development of dynamic CT imaging system, enterprise project

From 2017 to 2020, research on the application of X-ray intelligent inspection system, a major national instrument project

From 2013 to 2016, the research and development of internal defect testing and diagnosis methods and systems for high pile wharf components, a technology project of the Ministry of Transport

From 2012 to 2016, research on X-ray spectral CT imaging based on photon counting detectors, a general project of the National Natural Science Foundation of China

2011-2013, Key Physics and Technology Research on High Speed Rotating Dynamic Process Tomography Radiation Imaging, National Natural Science Foundation of China Youth Science Fund


Academic Achievements

[1] Yongshun Xiao, Wenju Peng, Yingxin Wang,In-situ NDT CT image restoration method for concrete based on deep learning by modeling non-ideal focal spot,NDT & E International,Volume 142,2024,103018,

[2] Yao, ZY; Xiao, YS; Chen, ZQ;Wang, B;Hou, QH;Compton-based prompt gamma imaging using ordered origin ensemble algorithm with resolution recovery in proton therapy,SCIENTIFIC REPORTS Year:2019.2 Volume:9

[3] Yongshun Xiao, Daiwei Yu, Qinhan Hou, Zhiqiang Chen; Preliminary Study of Dynamic Computed Tomography Based on Distributed X-ray Source, 9th World Congress on Industrial Process Tomography, September 2-6, 2018, Bath, UK,ISBN: 978 0 853 16356 5, P573-582

[4] Xiao,Yongshun; Han, Fangda; Chen, Zhiqiang. Correct block artifacts by differential projection for a dynamic computed tomography system. MEASUREMENT SCIENCE AND TECHNOLOGY. 2017, V26(9)

[5] Xiao, Yongshun; Chen, Zhiqiang;Yang, Yigang;Wang, Xuewu; Development Progress of the Neutron Imaging Station in CPHS, Physics Procedia Year:20152015 Volume:69 Page:96-107



Part-time Academic Job

Since 2017, Deputy Secretary General of the CT Theory and Application Society

Since 2017, Member of the board of directors of the Chinese Society of Stereology

Since 2015, Member of the Standardization Technical Committee for Non destructive Testing in China


Award honors

In 2014, first prize of Beijing Invention Patent Award

In 2013, the first prize of the Science and Technology Progress Award was awarded by the Chinese Society of Stereology

In 2013, the first prize of the National Science and Technology Progress Award Innovation Team Award


    • Address : Department of Engineering Physics, Tsinghua University (Liu Qinglou)
    • Zip code:100084
    • Phone:010-62785727
    • E-mail:gwbgs@mail.tsinghua.edu.cn
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