Advances in half-Heusler alloys for thermoelectric power generation

RJ Quinn, JWG Bos - Materials Advances, 2021 - pubs.rsc.org
Half-Heusler alloys are leading candidate materials for large scale thermoelectric power
generation. In the past decade, substantial improvements have been made to the …

Strategies for engineering phonon transport in Heusler thermoelectric compounds

SH Zaferani, R Ghomashchi, D Vashaee - Renewable and Sustainable …, 2019 - Elsevier
Thermoelectric generators, which can convert waste heat directly into electricity, are
promising candidates for capturing low-grade heat and enhancing the efficiency of the heat …

Compositional tailoring for realizing high thermoelectric performance in hafnium-free n-type ZrNiSn half-Heusler alloys

NS Chauhan, S Bathula, B Gahtori… - … applied materials & …, 2019 - ACS Publications
Compositional tailoring enables fine-tuning of thermoelectric (TE) transport parameters by
synergistic modulation of electronic and vibrational properties. In the present work, the …

Ca 4 Sb 2 O and Ca 4 Bi 2 O: two promising mixed-anion thermoelectrics

W Rahim, JM Skelton, DO Scanlon - Journal of Materials Chemistry A, 2021 - pubs.rsc.org
The environmental burden of fossil fuels and the rising impact of global warming have
created an urgent need for sustainable clean energy sources. This has led to widespread …

Observation of valence band crossing: the thermoelectric properties of CaZn 2 Sb 2–CaMg 2 Sb 2 solid solution

M Wood, U Aydemir, S Ohno, GJ Snyder - Journal of Materials …, 2018 - pubs.rsc.org
CaAl2Si2 type Zintl phases have long been known to be promising thermoelectric materials.
Here we report for the first time on the thermoelectric properties of CaMg2Sb2 along with the …

Compositional tuning of ZrNiSn half-Heusler alloys: Thermoelectric characteristics and performance analysis

NS Chauhan, S Bathula, A Vishwakarma… - Journal of Physics and …, 2018 - Elsevier
Nanostructuring has rejuvenated great interest in thermoelectric (TE) based power
generation by enabling enhanced performance in nano-grained TE materials over their bulk …

18-Electron half-Heusler compound Ti 0.75 NiSb with intrinsic Ti vacancies as a promising thermoelectric material

F Luo, J Wang, C Zhu, X He, S Zhang… - Journal of Materials …, 2022 - pubs.rsc.org
Conventional 18-electron half-Heusler compounds with a high power factor are recognized
as promising high-temperature thermoelectric materials, but the relatively high lattice …

Lattice thermal conductivity of half-Heuslers with density functional theory and machine learning: Enhancing predictivity by active sampling with principal component …

R Tranås, OM Løvvik, O Tomic, K Berland - Computational Materials …, 2022 - Elsevier
Low lattice thermal conductivity is essential for high thermoelectric performance of a
material. Lattice thermal conductivity is often computed using density functional theory …

Significant enhancement in thermoelectric properties of half-Heusler compound TiNiSn by grain boundary engineering

X Zhang, S Li, B Zou, P Xu, Y Song, B Xu… - Journal of Alloys and …, 2022 - Elsevier
Abstract Half-Heusler compounds MNiSn (M= Ti, Zr, Hf) have attracted increasing attentions
in the field of thermoelectrics, since their constituent elements are non-toxic and abundant …

Enhanced thermoelectric properties of Cu2Se via Sb doping: An experimental and computational study

C Rudradawong, S Khammuang, K Kotmool… - Journal of the European …, 2023 - Elsevier
Abstract In this study, Cu 2 Se 1− x Sb x (x= 0.000, 0.005, 0.010, and 0.015) thermoelectric
materials were synthesised using a solid-state reaction technique. A first-principles …