Nanoscale one-dimensional potassium chains confined by silicon nanoribbonsRemoveTongtong Chen, Yashi Yin, Jinghao Qin, Xiaobei Wan, Wenjia Zhang, Xiaohan Zhang, Fengxian Ma, Juntao Song, Ying Liu, and Wen-Xiao WangPhys. Rev. Materials 10, 026001 (2026)