Insights into low thermal conductivity in inorganic materials for thermoelectrics

T Ghosh, M Dutta, D Sarkar… - Journal of the American …, 2022 - ACS Publications
Efficient manipulation of thermal conductivity and fundamental understanding of the
microscopic mechanisms of phonon scattering in crystalline solids are crucial to achieve …

Thermoelectric materials and transport physics

N Jia, J Cao, XY Tan, J Dong, H Liu, CKI Tan, J Xu… - Materials Today …, 2021 - Elsevier
Thermoelectrics is attractive as a green and sustainable way for harnessing waste heat and
cooling applications. Designing high performance thermoelectrics involves navigating the …

Lattice plainification advances highly effective SnSe crystalline thermoelectrics

D Liu, D Wang, T Hong, Z Wang, Y Wang, Y Qin, L Su… - Science, 2023 - science.org
Thermoelectric technology has been widely used for key areas, including waste-heat
recovery and solid-state cooling. We discovered tin selenide (SnSe) crystals with potential …

High figure-of-merit and power generation in high-entropy GeTe-based thermoelectrics

B Jiang, W Wang, S Liu, Y Wang, C Wang, Y Chen… - Science, 2022 - science.org
The high-entropy concept provides extended, optimized space of a composition, resulting in
unusual transport phenomena and excellent thermoelectric performance. By tuning electron …

High thermoelectric performance realized through manipulating layered phonon-electron decoupling

L Su, D Wang, S Wang, B Qin, Y Wang, Y Qin, Y **… - Science, 2022 - science.org
Thermoelectric materials allow for direct conversion between heat and electricity, offering
the potential for power generation. The average dimensionless figure of merit ZT ave …

Power generation and thermoelectric cooling enabled by momentum and energy multiband alignments

B Qin, D Wang, X Liu, Y Qin, JF Dong, J Luo, JW Li… - Science, 2021 - science.org
Thermoelectric materials transfer heat and electrical energy, hence they are useful for power
generation or cooling applications. Many of these materials have narrow bandgaps …

Evolution of defect structures leading to high ZT in GeTe-based thermoelectric materials

Y Jiang, J Dong, HL Zhuang, J Yu, B Su, H Li… - Nature …, 2022 - nature.com
GeTe is a promising mid-temperature thermoelectric compound but inevitably contains
excessive Ge vacancies hindering its performance maximization. This work reveals that …

Lattice expansion enables interstitial do** to achieve a high average ZT in n‐type PbS

Z Liu, T Hong, L Xu, S Wang, X Gao… - Interdisciplinary …, 2023 - Wiley Online Library
Lead sulfide (PbS) presents large potential in thermoelectric application due to its earth‐
abundant S element. However, its inferior average ZT (ZTave) value makes PbS less …

Dense dislocations enable high-performance PbSe thermoelectric at low-medium temperatures

L Xu, Y **ao, S Wang, B Cui, D Wu, X Ding… - Nature …, 2022 - nature.com
PbSe-based thermoelectric materials exhibit promising ZT values at medium temperature,
but its near-room-temperature thermoelectric properties are overlooked, thus restricting its …

Compositing effects for high thermoelectric performance of Cu2Se-based materials

Z Zhou, Y Huang, B Wei, Y Yang, D Yu, Y Zheng… - Nature …, 2023 - nature.com
Thermoelectric materials can realize direct conversion between heat and electricity, showing
excellent potential for waste heat recovery. Cu2Se is a typical superionic conductor …