An accurate and stable method of array element tiling for high-power laser facilities*
Mu Jiea),b),c), Wang Xiaoa),b),c), Jing Feng†a),b),c), Li Zhi-Lina),b),c),d), Cheng Ning-Boa),b),e), Zhu Qi-Huaa),b),c), Su Jing-Qina),b),c), Zhang Jun-Weia),b),c), Zhou Kai-Nana),b),c), Zeng Xiao-Minga),b),c)
       
Experimental setup of the double-pass 1 × 2 tiled-grating compressor in the XG-III laser facility (TGA1: tiled-grating assembly 1, HR0(1): high reflective mirror of the 0th order diffracted beam of TGA1, HR1(1): high reflective mirror of the 1st order diffractive beam of TGA1, TGA2: tiled-grating assembly 2, HR0(2): high reflective mirror of the 0th order diffracted beam of TGA2, HR1(2): high reflective mirror of the 1st order diffracted beam of TGA2, M: high reflective mirror, L: lens, BS: beam splitter).