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 …

Advancements in thermoelectric materials: optimization strategies for enhancing energy conversion

H Han, L Zhao, X Wu, B Zuo, S Bian, T Li… - Journal of Materials …, 2024 - pubs.rsc.org
Thermoelectric materials are a highly promising category of energy conversion materials. In
this paper, we present a multitude of approaches to enhance the efficacy of these materials …

Realizing High Thermoelectric Performance in N‐Type Mg3(Sb, Bi)2‐Based Materials via Synergetic Mo Addition and Sb–Bi Ratio Refining

L Wang, N Sato, Y Peng, R Chetty… - Advanced Energy …, 2023 - Wiley Online Library
Develo** thermoelectric (TE) performance is impeded by the compromise of TE
parameters, resulting in inadequate conversion efficiency of heat to electricity. Herein, this …

Enhanced thermoelectric performance in GeTe by synergy of midgap state and band convergence

Z Guo, G Wu, X Tan, R Wang, Z Zhang… - Advanced Functional …, 2023 - Wiley Online Library
The good co‐existence of midgap state and valence band degeneracy is realized in Bi‐
alloyed GeTe through the In‐Cd codo** to play different but complementary roles in the …

Achieving High Carrier Mobility And Thermal Stability in Plainified Rhombohedral GeTe Thermoelectric Materials with zT > 2

M Zhang, Z Gao, Q Lou, Q Zhu, J Wang… - Advanced Functional …, 2024 - Wiley Online Library
GeTe is a very promising thermoelectric material, but the presence of massive intrinsic Ge
vacancies leads to an overhigh hole concentration and poor thermal stability. Counter …

High thermoelectric and mechanical performance achieved by a hyperconverged electronic structure and low lattice thermal conductivity in GeTe through CuInTe 2 …

H Kim, SK Kihoi, US Shenoy, JN Kahiu… - Journal of Materials …, 2023 - pubs.rsc.org
GeTe-based thermoelectric materials have a very high hole carrier concentration (∼ 1021
cm− 3), and thus, improving the figure of merit, ZT, is substantially challenging. In this work …

Defect engineering realizes superior thermoelectric performance of GeTe

G Wu, J Cai, L Chen, Z Guo, K Chen… - Advanced Functional …, 2024 - Wiley Online Library
GeTe has been considered as a promising mid‐temperature thermoelectric (TE) candidate,
but its zT value is severely limited by the excessive hole concentration and high thermal …

Structural modulation and resonant level enable high thermoelectric performance of GeTe in the mid-to-low temperature range

G Wu, Z Guo, R Wang, X Tan, C Cui, P Sun… - Journal of Materials …, 2023 - pubs.rsc.org
GeTe has recently attracted wide attention as a promising mid-temperature thermoelectric
candidate, but the poor performance severely limits its practical application. Herein, we …

Physics and technology of thermoelectric materials and devices

A Dadhich, M Saminathan, K Kumari… - Journal of Physics D …, 2023 - iopscience.iop.org
The continuous depletion of fossil fuels and the increasing demand for eco-friendly and
sustainable energy sources have prompted researchers to look for alternative energy …

Multiple valence bands convergence and localized lattice engineering lead to superhigh thermoelectric figure of merit in MnTe

S Zulkifal, Z Wang, X Zhang, S Siddique… - Advanced …, 2023 - Wiley Online Library
MnTe has been considered a promising candidate for lead‐free mid‐temperature range
thermoelectric clean energy conversions. However, the widespread use of this technology is …