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 …

Trends in GeTe Thermoelectrics: From Fundamentals to Applications

M Li, XL Shi, ZG Chen - Advanced Functional Materials, 2024 - Wiley Online Library
Germanium telluride (GeTe) with ultrafast ferroelectric transition, Rashba‐like electronic
transport, and anomalous phonon anharmonicity are historically studied for potential …

Microstructural iterative reconstruction toward excellent thermoelectric performance in MnTe

Y Luo, J Wang, J Yang, D Mao, J Cui, B Jia… - Energy & …, 2023 - pubs.rsc.org
Earth-abundant manganese telluride (MnTe) with a hexagonal structure has shown
significant thermoelectric conversion potential; however, the drawbacks of low carrier …

Realizing high in-plane carrier mobility in n-type SnSe crystals through deformation potential modification

H Shi, L Su, S Bai, B Qin, Y Wang, S Liu… - Energy & …, 2023 - pubs.rsc.org
Thermoelectric technology, as one solution to energy harvesting, offers a direct and
reversible conversion between electricity and heat. The emerging thermoelectric material …

In situ design of high‐performance dual‐phase GeSe thermoelectrics by tailoring chemical bonds

L Hu, B Duan, T Lyu, N Lin, C Zhang… - Advanced functional …, 2023 - Wiley Online Library
Composite engineering favors high thermoelectric performance by tuning the carrier and
phonon transport. Herein, orthorhombic and rhombohedral dual‐phase GeSe are designed …

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 …

Promoted thermoelectric performance in cubic-phase GeTe via grain-boundary phase elimination under phase diagram guidance

F Zhang, B Ma, Y Luo, L Zhu, W Wang, Y Shi… - Energy & …, 2024 - pubs.rsc.org
Eliminating the ferroelectric phase transition to obtain a cubic phase under ambient
conditions is deemed an ultimate goal for p-type GeTe-based materials to be feasible for …

Interstitial Defect Modulation Promotes Thermoelectric Properties of p‐Type HfNiSn

X Ai, W Xue, L Giebeler, N Pérez, B Lei… - Advanced Energy …, 2024 - Wiley Online Library
The n‐type MNiSn (M= Ti, Zr, or Hf) half‐Heusler compounds are reported as promising
medium‐and high‐temperature thermoelectric materials; however, their p‐type counterparts …

Flexible nanocomposite electrodes with optimized hybrid structure for improved low-grade heat harvest via thermocells

Z Mo, J Zhou, X Lu, L Liang, F Liu, Z Liu… - Science China Chemistry, 2023 - Springer
Thermal energy is ubiquitous and constantly generated in nature and society. Thermocells
(TECs) represent a promising energy-conversion technology that can directly translate …

Microstructural manipulation for enhanced average thermoelectric performance: a case study of tin telluride

X Xu, J Cui, Y Huang, J Xia, K Pan… - ACS Applied Materials …, 2023 - ACS Publications
Achieving a high average figure of merit in a low-cost/toxic compound, tin telluride (SnTe), is
crucial for thermoelectric applications. Introducing gap-like structures into the rock–salt …