Valence disproportionation of GeS in the PbS matrix forms Pb₅Ge₅S₁₂ inclusions with conduction band alignment leading to high n-type thermoelectric performance

• Main Authors: Luo, Zhong-Zhen, Cai, Songting, Hao, Shiqiang, Bailey, Trevor P., Xie, Hongyao, Slade, Tyler J., Liu, Yukun, Luo, Yubo, Chen, Zixuan, Xu, Jianwei, Luo, Wenjun, Yu, Yan, Uher, Ctirad, Wolverton, Christopher, Dravid, Vinayak P., Zou, Zhigang, Yan, Qingyu, Kanatzidis, Mercouri G.
• Other Authors: School of Materials Science and Engineering
• Format: Article
• Language: English
• Published: 2022
• Subjects: Engineering::Materials; Thermoelectric Material; Thermoelectric Performance
• Online Access: https://hdl.handle.net/10356/161744
• Institution: Nanyang Technological University

Converting waste heat into useful electricity using solid-state thermoelectrics has a potential for enormous global energy savings. Lead chalcogenides are among the most prominent thermoelectric materials, whose performance decreases with an increase in chalcogen amounts (e.g., PbTe > PbSe > P...