Peking University (2003), Economics
Peking University (2003), Physics
Graduate School
University of California UCLA (2007), Mathematics
Graduate School
University of California UCLA (2009)

Research Interest

  • 3D/4D cone beam CT reconstruction
  • GPU-based high performance computing for radiotherapy
  • Monte Carlo particle transport simulation for radiotherapy


Featured Publications LegendFeatured Publications

Intelligent inverse treatment planning via deep reinforcement learning, a proof-of-principle study in high dose-rate brachytherapy for cervical cancer.
Shen C, Gonzalez Y, Klages P, Qin N, Jung H, Chen L, Nguyen D, Jiang SB, Jia X, Phys Med Biol 2019 Apr
Metropolis Monte Carlo simulation scheme for fast scattered X-ray photon calculation in CT.
Xu Y, Chen Y, Tian Z, Jia X, Zhou L Opt Express 2019 Jan 27 2 1262-1275
A New Standard DNA Damage (SDD) Data Format.
Schuemann J, McNamara AL, Warmenhoven JW, Henthorn NT, Kirkby KJ, Merchant MJ, Ingram S, Paganetti H, Held KD, Ramos-Mendez J, Faddegon B, Perl J, Goodhead DT, Plante I, Rabus H, Nettelbeck H, Friedland W, Kundrát P, Ottolenghi A, Baiocco G, Barbieri S, Dingfelder M, Incerti S, Villagrasa C, Bueno M, Bernal MA, Guatelli S, Sakata D, Brown JMC, Francis Z, Kyriakou I, Lampe N, Ballarini F, Carante MP, Davídková M, Štepán V, Jia X, Cucinotta FA, Schulte R, Stewart RD, Carlson DJ, Galer S, Kuncic Z, Lacombe S, Milligan J, Cho SH, Sawakuchi G, Inaniwa T, Sato T, Li W, Solov'yov AV, Surdutovich E, Durante M, Prise KM, McMahon SJ Radiat. Res. 2019 Jan 191 1 76-92
Systematic analysis of the impact of imaging noise on dual-energy CT-based proton stopping-power-ratio estimation
Heui Chang Lee, Bin Li, Xinhui Duan, Linghong Zhou, Xun Jia, Ming Yang Med Phys 2019 46 5 2251-2263
Three- Dimensional Radiotherapy Dose Prediction on Head and Neck Cancer Patients with a Hierarchically Densely Connected U-net Deep Learning Architecture
Dan Nguyen, Xun Jia, David Sher, Mu-Han Lin, Zohaib Iqbal, Hui Liu , Steve Jiang Phys Med Biol 2019 64 6 065020
A feasibility study for predicting optimal radiation therapy dose distributions of prostate cancer patients from patient anatomy using deep learning
Dan Nguyen, Troy Long, Xun Jia, Weiguo Lu, Xuejun Gu, Zohab Iqbal, Steve B. Jiang Sci Reports 2019 9 1076
Robust optimization for intensity-modulated proton therapy with soft spot sensitivity regularization.
Gu W, Ruan D, O'Connor D, Zou W, Dong L, Tsai MY, Jia X, Sheng K Med Phys 2018 Dec
4D liver tumor localization using cone-beam projections and a biomechanical model.
Zhang Y, Folkert MR, Li B, Huang X, Meyer JJ, Chiu T, Lee P, Tehrani JN, Cai J, Parsons D, Jia X, Wang J Radiother Oncol 2018 Nov
Multienergy element-resolved cone beam CT (MEER-CBCT) realized on a conventional CBCT platform.
Shen C, Li B, Lou Y, Yang M, Zhou L, Jia X Med Phys 2018 Sep
Material elemental decomposition in dual and multi-energy CT via a sparsity-dictionary approach for proton stopping power ratio calculation.
Shen C, Li B, Chen L, Yang M, Lou Y, Jia X Med Phys 2018 Feb


Featured Books Legend Featured Books

GPU-based Fast Monte Carlo Simulation for Radiotherapy Dose Calculation. In Monte Carlo Applications in Radiation Therapy

Xun Jia, Sami Hissoiny, Steve B. Jiang (2013). CRC press

Applications of GPU-based High Performance Computing in Radiation Therapy

Xun Jia, Steve B. Jiang (Ed.) (2015). CRC press

Advanced Methods in Brachytherapy Dose Calculations. In Emerging Technologies in Brachytherapy

Asa Carlsson Tedgren, Xun Jia, Alexandr Malusek, Manuel Sanchez-Garcia (2017). Boca Raton, FL, Taylor & Francis Group/CRC Press

Intensity Modulated Radiation Therapy and Volumetric Modulated Arc Therapy. In Radiation Therapy Techniques for Gynecological Cancers: A comprehensive approach

Omer Burnett, Xun Jia, Elizabeth Kidd, Ann Klopp (2019). New York, NY, Springer

Monte Carlo Methods for Medical Physics: A Practical Introduction

Jan Schuemann, Xun Jia, Harald Paganetti (2019). Boca Raton, FL, Taylor & Francis Group/CRC Press

Honors & Awards

  • John Laughlin Young Scientist Award
    American Association of Physicists in Medicine (2017)
  • Faculty Travel Award
    UCSD (2012)
  • Early Career Award
    Thrasher Research Fund (2011)
  • Resident Clinical/Basic Science Research Award
    American Society for Radiation Oncology (2011)
  • Norm Bailey Award
    American Association of Physicist in Medicine (AAPM), Southern California Chapter (2010)
  • Young Investigator Award
    16thInternational Conference on the use of Computers in RadiationTherapy (2010)
  • Outstanding Teaching Award
    Department of Physics, UCLA (2008)
  • Second Class Prize, 8th Challenge Cup National Competition of Chinese College Students Academic and Scientific Achievements
    Guangzhou, China (2003)
  • Tai-Zhao Scholar
    Peking University (2002)
  • Excellent Student Award
    Beijing City Council (2001)
  • Silver Medal and Special Award of the Most Original Solution to the Theoretical Problem III
    30th International Physics Olympiad (IPhO) (1999)

Professional Associations/Affiliations

  • American Brachytherapy Society (ABS) (2019)
  • Radiation Research Society (RADRES) (2015)
  • American Association for Cancer Research (AACR) (2012-2013)
  • American Society for Radiation Oncology (ASTRO) (2010)
  • International Society for Optics and Photonics (SPIE) (2010)
  • American Association of Physicists in Medicine (AAPM) (2009)
  • American Physics Society (APS) (2005-2009)