Development of arrival‐time diagnostic tool for X‐ray pump–probe experiments at Shanghai Soft X‐ray Free Electron Laser. - Qiao, Zhi; Fan, Jiadong; Gao, Zichen; Nie, Yonggan; Wen, Pingping; Wang, Xinyuan; Yan, Kun; Ren, Hang; Wang, Boyong; Jiang, Jiaming; Shen, Yuneng; Zhang, Yongxing; et al. (Journal of Synchrotron Radiation, 2026)