High-performance thermoelectrics and challenges for practical devices

Q Yan, MG Kanatzidis - Nature materials, 2022 - nature.com
Thermoelectric materials can be potentially employed in solid-state devices that harvest
waste heat and convert it to electrical power, thereby improving the efficiency of fuel …

Advanced thermoelectric design: from materials and structures to devices

XL Shi, J Zou, ZG Chen - Chemical reviews, 2020 - ACS Publications
The long-standing popularity of thermoelectric materials has contributed to the creation of
various thermoelectric devices and stimulated the development of strategies to improve their …

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 …

Polycrystalline SnSe with a thermoelectric figure of merit greater than the single crystal

C Zhou, YK Lee, Y Yu, S Byun, ZZ Luo, H Lee, B Ge… - Nature materials, 2021 - nature.com
Thermoelectric materials generate electric energy from waste heat, with conversion
efficiency governed by the dimensionless figure of merit, ZT. Single-crystal tin selenide …

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 …

High-entropy-stabilized chalcogenides with high thermoelectric performance

B Jiang, Y Yu, J Cui, X Liu, L **e, J Liao, Q Zhang… - Science, 2021 - science.org
Thermoelectric technology generates electricity from waste heat, but one bottleneck for
wider use is the performance of thermoelectric materials. Manipulating the configurational …

Enhanced atomic ordering leads to high thermoelectric performance in AgSbTe2

S Roychowdhury, T Ghosh, R Arora, M Samanta, L **e… - Science, 2021 - science.org
High thermoelectric performance is generally achieved through either electronic structure
modulations or phonon scattering enhancements, which often counteract each other. A leap …

Engineering an atomic-level crystal lattice and electronic band structure for an extraordinarily high average thermoelectric figure of merit in n-type PbSe

B Ge, H Lee, J Im, Y Choi, SY Kim, JY Lee… - Energy & …, 2023 - pubs.rsc.org
We stabilize multiscale defect structures involving interstitial Cu, displaced Pb and Se atoms
from the regular lattice points, dislocations prompted by scarce anion vacancies, and …

Interstitial Cu: an effective strategy for high carrier mobility and high thermoelectric performance in GeTe

LC Yin, WD Liu, M Li, DZ Wang, H Wu… - Advanced Functional …, 2023 - Wiley Online Library
Dense point defects can strengthen phonon scattering to reduce the lattice thermal
conductivity and induce outstanding thermoelectric performance in GeTe‐based materials …

Demonstration of ultrahigh thermoelectric efficiency of∼ 7.3% in Mg3Sb2/MgAgSb module for low-temperature energy harvesting

Z Liu, N Sato, W Gao, K Yubuta, N Kawamoto… - Joule, 2021 - cell.com
Thermoelectric harvesting of low-temperature waste heat offers great opportunities for
sustainable energy production. However, the investigations of related thermoelectric …