DOI: 10.1039/d6ta04137j ISSN: 2050-7488
Tailoring mechanical properties of germanium anodes via metal incorporation for improved cycle stability
Koki Nozawa, Yuya Kado, Yutaka Kiyono, Noriyuki Saitoh, Noriko Yoshizawa, Takashi Suemasu, Kaoru TokoThe effects of metal addition to Ge anodes are systematically investigated. Only a few atomic percent of large-radius elements such as Yb dramatically improve performance, highlighting anode hardness as a previously overlooked design parameter.