方向：CT成像算法、CT/CL建模仿真、粒子物理、气体探测器、辐射测量，联系方式：zjj2575990663@163.com

主要成果：以第一作者发表SCI论文4篇，其中一篇为JCR一区。曾参与国家重大科学仪器设备开发项目《X射线三维分层成像仪整机研发》，参与国家自然科学基金项目《低余辉高稳定性大体积液体闪烁体研制以及应用性能研究》。主要研究方向为医疗/工业CT的几何校正以及硬件开发，CT重建算法的研究，探测器的硬件开发以及数据处理。

【主要论文】

1. Jiajun Zhang, Liu Shi, Cunfeng Wei, et al. Research on micro-CL geometric errors[J], IEEE Access, 2021, PP(99):1-1. https://doi.org/10.1109/ACCESS.2021.3058149.

2. Jiajun Zhang, Jun Xiao, Junjie Sun, Hongfei Chen, Taiping Peng, Pu Zheng. Simulation and data analysis of a fission time projection chamber based on Monte Carlo method[J], Journal of Instrumentation, 2023, 18: P03043. https://doi.org/10.1088/1748-0221/18/03/P03043.

3. Jiajun Zhang, Jun Xiao, Junjie Sun, Mingzhi Zhang, Taiping Peng, Pu Zheng, Determination of the number of 235U target nuclei in the irregular target using a fission time projection chamber[J], Nuclear Engineering and Technology, 2024, 56(2): 444-450. https://doi.org/10.1016/j.net.2023.10.017.

4. Jiajun Zhang, Jun Xiao, Junjie Sun, Mingzhi Zhang, Taiping Peng, Pu Zheng, Identification of α particles and fission fragments emitted by 252Cf using a fission time projection chamber[J], Radiation Measurements, 2024, 174: 107126. https://doi.org/10.1016/j.radmeas.2024.107126.