Hexagonal Close-Packed 2H-Cu Nanocrystals - Qingbo Wa; An Zhang; Yuhui Tian; Qinbai Yun; Changsheng Chen; Zijian Li; Li Zhai; Gemeng Liang; Biao Huang; Jun Guo; Yao Yao; Qi Yang; et al. (Journal of the American Chemical Society, 2026)