Development of thermoelectric half-Heusler alloys over the past 25 years

G Rogl, PF Rogl - Crystals, 2023 - mdpi.com
Half-Heusler alloys are among the most promising thermoelectric materials. In the present
review, thermoelectric properties (at 300 K and 800 K) of more than 1100 compositions from …

Half-Heusler-like compounds with wide continuous compositions and tunable p-to n-type semiconducting thermoelectrics

Z Dong, J Luo, C Wang, Y Jiang, S Tan… - Nature …, 2022 - nature.com
Abstract Half-Heusler and full-Heusler compounds were considered as independent phases
with a natural composition gap. Here we report the discovery of TiRu1+ x Sb (x= 0.15~ 1.0) …

Iron‐based semiconducting half‐Heusler alloys for thermoelectric applications

NS Chauhan, Y Miyazaki - ChemNanoMat, 2023 - Wiley Online Library
Iron‐based half‐Heusler alloys constitute an emerging class of semiconducting
intermetallics for scalable and efficient thermoelectric conversion, owing to their remarkably …

Realization of band convergence in p-type TiCoSb half-Heusler alloys significantly enhances the thermoelectric performance

AK Verma, KK Johari, P Dubey… - … Applied Materials & …, 2022 - ACS Publications
Band engineering is a promising approach that proved successful in enhancing the
thermoelectric performance of several families of thermoelectric materials. Here, we show …

[HTML][HTML] Enhanced thermoelectric performance in Ti (Fe, Co, Ni) Sb pseudo-ternary half-Heusler alloys

Q Wang, X Xie, S Li, Z Zhang, X Li, H Yao, C Chen… - Journal of …, 2021 - Elsevier
Abstract TiFe 0.5 Ni 0.5 Sb-based half-Heusler compounds have the intrinsic low lattice
thermal conductivity and the adjustable band structure. Inspired by the previously reports to …

On the Half-Heusler compounds Nb1-x {Ti, Zr, Hf} xFeSb: Phase relations, thermoelectric properties at low and high temperature, and mechanical properties

A Tavassoli, F Failamani, A Grytsiv, G Rogl, P Heinrich… - Acta materialia, 2017 - Elsevier
A re-investigation of phase equilibria, crystal structure and homogeneity region of the Half-
Heusler (HH) phase in the ternary system Nb-Fe-Sb at 600° C has solved controversies in …

Half-Heusler alloys: Enhancement of ZT after severe plastic deformation (ultra-low thermal conductivity)

G Rogl, S Ghosh, L Wang, J Bursik, A Grytsiv, M Kerber… - Acta Materialia, 2020 - Elsevier
Several n-and p-type Half-Heusler (HH) thermoelectric materials (Ti 0.5 Zr 0.5 NiSn-based
and NbFeSb-based) have been processed by high-pressure torsion (HPT) to improve their …

Entropy engineering: A simple route to both p-and n-type thermoelectrics from the same parent material

P Luo, Y Mao, Z Li, J Zhang, J Luo - Materials Today Physics, 2022 - Elsevier
Ternary half-Heusler (HH) semiconductors have been identified as excellent high-
temperature thermoelectric (TE) materials, but the high thermal conductivity restricts the …

Discovery of a Slater–Pauling Semiconductor ZrRu1.5Sb with Promising Thermoelectric Properties

L Wang, Z Dong, S Tan, J Zhang… - Advanced Functional …, 2022 - Wiley Online Library
Cubic half‐and full‐Heusler compounds with respectively 18 and 24 valence electrons
exhibit semiconducting behaviors according to the Slater–Pauling rule. In this work, a half …

Influence of shear strain on HPT-processed n-type skutterudites yielding ZT= 2.1

G Rogl, S Ghosh, O Renk, K Yubuta, A Grytsiv… - Journal of Alloys and …, 2021 - Elsevier
After our successful new and energy-saving production route to prepare bulk skutterudites
with high ZTs from commercial powders via cold pressing (CP) and high-pressure torsion …