Frontiers in high entropy alloys and high entropy functional materials

WT Zhang, XQ Wang, FQ Zhang, XY Cui, BB Fan… - Rare Metals, 2024 - Springer
Owing to their exceptional properties, high-entropy alloys (HEAs) and high-entropy materials
have emerged as promising research areas and shown diverse applications. Here, the …

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 …

Decoupling carrier-phonon scattering boosts the thermoelectric performance of n-type GeTe-based materials

DZ Wang, WD Liu, Y Mao, S Li, LC Yin… - Journal of the …, 2024 - ACS Publications
The coupled relationship between carrier and phonon scattering severely limits the
thermoelectric performance of n-type GeTe materials. Here, we provide an efficient strategy …

Hierarchical architectural structures induce high performance in n‐type GeTe‐based thermoelectrics

DZ Wang, WD Liu, M Li, K Zheng, H Hu… - Advanced Functional …, 2023 - Wiley Online Library
Compatible p‐and n‐type materials are necessary for high‐performance GeTe
thermoelectric modules, where the n‐type counterparts are in urgent need. Here, it is …

Breaking the sodium solubility limit for extraordinary thermoelectric performance in p-type PbTe

Y Zhu, L Hu, S Zhan, T Ina, X Gao, T Hong… - Energy & …, 2022 - pubs.rsc.org
The thermoelectric performance of a given material is closely related to its carrier
concentration. However, the maximum solubility of dopants in matrixes is a key limitation for …

High thermoelectric performance and compatibility in Cu 3 SbSe 4–CuAlS 2 composites

Y Huang, X Shen, G Wang, B Zhang, S Zheng… - Energy & …, 2023 - pubs.rsc.org
Develo** a non-toxic tellurium-free alternative for PbTe is crucial for large-scale waste
heat recovery. Here we demonstrate that a simple Cu3SbSe4–CuAlS2 composite can reach …

Manipulating Pb Vacancies Achieved Ultra‐High Thermoelectrics in Quaternary Pb0.95Na0.04Te1‐xSex via Fine‐Tuning Se Solubility

X Zhao, B Fu, R Ang - Advanced Functional Materials, 2024 - Wiley Online Library
Optimizing carrier concentration in PbTe materials can be achieved effectively through the
chemical do** of sodium. Nevertheless, the valence balance can lead to the presence of …

Unconventional Do** Effect Leads to Ultrahigh Average Thermoelectric Power Factor in Cu3SbSe4‐Based Composites

Y Huang, B Zhang, J Li, Z Zhou, S Zheng… - Advanced …, 2022 - Wiley Online Library
Thermoelectric materials are typically highly degenerate semiconductors, which require high
carrier concentration. However, the efficiency of conventional do** by replacing host …

Modulation of Vacancy Defects and Texture for High Performance n‐Type Bi2Te3 via High Energy Refinement

J Zhou, J Feng, H Li, D Liu, G Qiu, F Qiu, J Li, ZZ Luo… - Small, 2023 - Wiley Online Library
The carrier concentration in n‐type layered Bi2Te3‐based thermoelectric (TE) material is
significantly impacted by the donor‐like effect, which would be further intensified by the …