Defect engineering advances thermoelectric materials

C Wu, XL Shi, L Wang, W Lyu, P Yuan, L Cheng… - ACS …, 2024 - ACS Publications
Defect engineering is an effective method for tuning the performance of thermoelectric
materials and shows significant promise in advancing thermoelectric performance. Given the …

Synergistic Polarization Loss of MoS2‐Based Multiphase Solid Solution for Electromagnetic Wave Absorption

Z Gao, Z Ma, D Lan, Z Zhao, L Zhang… - Advanced Functional …, 2022 - Wiley Online Library
Given tunable hybridization structures in solid solutions, fascinating electromagnetic (EM)
properties can be achieved for regulating EM wave (EMW) absorption. Herein, a novel metal …

Atom probe tomography advances chalcogenide phase‐change and thermoelectric materials

Y Yu, O Cojocaru-Mirédin, M Wuttig - physica status solidi (a), 2024 - Wiley Online Library
Main‐group chalcogenides show outstanding performance for phase‐change data storage
and thermoelectric energy conversion applications. A common denominator for these …

Ostwald Ripening of Ag2Te Precipitates in Thermoelectric PbTe: Effects of Crystallography, Dislocations, and Interatomic Bonding

Y Yu, A Sheskin, Z Wang, A Uzhansky… - Advanced Energy …, 2024 - Wiley Online Library
Nanostructuring is important for designing thermoelectrics. Yet, nanoprecipitates are
thermodynamically unstable and coarsen through Ostwald ripening. Here, the Ostwald …

Reversible Room Temperature Brittle‐Plastic Transition in Ag2Te0.6S0.4 Inorganic Thermoelectric Semiconductor

Y Wang, A Li, H Hu, C Fu, T Zhu - Advanced Functional …, 2023 - Wiley Online Library
Inorganic semiconductors with superior plasticity are highly desired in current flexible
electronics, which however are rarely discovered owing to their intrinsic covalent and ionic …

Simultaneously achieving high ZT and mechanical hardness in highly alloyed GeTe with symmetric nanodomains

DZ Wang, WD Liu, M Li, LC Yin, H Gao, Q Sun… - Chemical Engineering …, 2022 - Elsevier
For the application of thermoelectric materials, high figure-of-merit, ZT, endows them high
energy conversion efficiency, while robust mechanical hardness makes them tolerable to a …

Giant Band Convergence and High Thermoelectric Performance in n‐Type PbSe Induced by Spin‐Orbit Coupling

J Cai, R Wang, S Zhuang, F Gao… - Advanced Functional …, 2024 - Wiley Online Library
An ideal thermoelectric material requires the multi‐valley and strong dispersion band
structure, for relieving the competition between thermopower and electrical conductivity …

Theoretical insights into the Peierls plasticity in SrTiO3 ceramics via dislocation remodelling

Y Li, X Liu, P Zhang, Y Han, M Huang, C Wan - Nature communications, 2022 - nature.com
An in-depth understanding of the dislocations motion process in non-metallic materials
becomes increasingly important, stimulated by the recent emergence of ceramics and …

High performance GeTe thermoelectrics enabled by lattice strain construction

M Liu, Y Sun, J Zhu, C Li, F Guo, Z Liu, M Guo, Y Zhu… - Acta Materialia, 2023 - Elsevier
Numerous intrinsic Ge vacancies in thermoelectric GeTe not only lead to overhigh carrier
concentration but also seriously deteriorate carrier mobility, which shackles its …

Mechanical behaviour of thermoelectric materials–a perspective

MM Al Malki, GJ Snyder… - International Materials …, 2023 - journals.sagepub.com
Research on thermoelectric materials–with their vast potential for applications in solid-state
cooling or energy-conversion devices–has so far mainly focused on enhancing their …