Soft phonon modes from off-center Ge atoms lead to ultralow thermal conductivity and superior thermoelectric performance in n-type PbSe–GeSe

by Luo, Zhong-Zhen, Hao, Shiqiang, Zhang, Xiaomi, Hua, Xia, Cai, Songting, Tan, Gangjian, Bailey, Trevor P., Ma, Runchu, Uher, Ctirad, Wolverton, Chris, Dravid, Vinayak P., Yan, Qingyu, Kanatzidis, Mercouri G.
Published 2020

Ultralow thermal conductivity and high-temperature thermoelectric performance in n-type K₂.₅Bi₈.₅Se₁₄

by Luo, Zhong-Zhen, Cai, Songting, Hao, Shiqiang, Bailey, Trevor P., Hu, Xiaobing, Hanus, Riley, Ma, Runchu, Tan, Gangjian, Chica. Daniel G., Snyder, G. Jeffrey, Uher, Ctirad, Wolverton, Christopher, Dravid, Vinayak P., Yan, Qingyu, Kanatzidis, Mercouri G.
Published 2022