A low-energy and air-stable single-atom copper catalyst for high selectivity in the silaboration of allenes. - Ren, Zeyu; Wei, Liufan; Wu, Qi; Lin, Song; Tang, Yigang; Chen, Jin-Yu; Wang, Mao-Rui; Tang, Hai-Tao; Cui, Fei-Hu; Pan, Ying-Ming (Green Chemistry, 2026)