A study about enhancement of thermoelectric power factor in SiGe by Prof. Nakamura was press released in Osaka University., JST, Kochi University of Technology and Toho University.

Osaka University
https://resou.osaka-u.ac.jp/ja/research/2021/20210129_1

JST
https://www.jst.go.jp/pr/announce/20210129/index.html