High‐performance GeTe‐based thermoelectrics: from materials to devices

WD Liu, DZ Wang, Q Liu, W Zhou… - Advanced Energy …, 2020 - Wiley Online Library
High‐performance GeTe‐based thermoelectrics have been recently attracting growing
research interest. Here, an overview is presented of the structural and electronic band …

Thermoelectric silver‐based chalcogenides

SY Tee, D Ponsford, CL Lay, X Wang… - Advanced …, 2022 - Wiley Online Library
Heat is abundantly available from various sources including solar irradiation, geothermal
energy, industrial processes, automobile exhausts, and from the human body and other …

Na doping in PbTe: solubility, band convergence, phase boundary mapping, and thermoelectric properties

P Jood, JP Male, S Anand, Y Matsushita… - Journal of the …, 2020 - ACS Publications
Many monumental breakthroughs in p-type PbTe thermoelectrics are driven by optimizing a
Pb0. 98Na0. 02Te matrix. However, recent works found that x> 0.02 in Pb1–x Na x Te further …

Charge transfer engineering to achieve extraordinary power generation in GeTe-based thermoelectric materials

C Liu, Z Zhang, Y Peng, F Li, L Miao, E Nishibori… - Science …, 2023 - science.org
By the fine manipulation of the exceptional long-range germanium-telluride (Ge─ Te)
bonding through charge transfer engineering, we have achieved exceptional thermoelectric …

Low Thermal Conductivity and High Thermoelectric Performance in (GeTe)1–2x(GeSe)x(GeS)x: Competition between Solid Solution and Phase Separation

M Samanta, K Biswas - Journal of the American Chemical Society, 2017 - ACS Publications
GeTe and its derivatives constituting Pb-free elements have been well known as potential
thermoelectric materials for the last five decades, which offer paramount technological …

Strategies to improve the thermoelectric figure of merit in thermoelectric functional materials

Y Sun, Y Liu, R Li, Y Li, S Bai - Frontiers in Chemistry, 2022 - frontiersin.org
In recent years, thermoelectric functional materials have been widely concerned in
temperature difference power generation, electric refrigeration and integrated circui, and so …

Medium entropy‐enabled high performance cubic GeTe thermoelectrics

S Zhi, J Li, L Hu, J Li, N Li, H Wu, F Liu… - Advanced …, 2021 - Wiley Online Library
The configurational entropy is an emerging descriptor in the functional materials genome. In
thermoelectric materials, the configurational entropy helps tune the delicate trade‐off …

Germanium chalcogenide thermoelectrics: electronic structure modulation and low lattice thermal conductivity

S Roychowdhury, M Samanta, S Perumal… - Chemistry of …, 2018 - ACS Publications
Thermoelectric materials can convert untapped heat to electricity and are expected to have
an important role in future energy utilization. IV–VI metal chalcogenides are the most …

Ultralow Thermal Conductivity, Enhanced Mechanical Stability, and High Thermoelectric Performance in (GeTe)1–2x(SnSe)x(SnS)x

P Acharyya, S Roychowdhury… - Journal of the …, 2020 - ACS Publications
Thermoelectric (TE) energy conversion demands high performance crystalline inorganic
solids that exhibit ultralow thermal conductivity, high mechanical stability, and good TE …

Low thermal conductivity and high thermoelectric performance in Sb and Bi codoped GeTe: complementary effect of band convergence and nanostructuring

S Perumal, P Bellare, US Shenoy… - Chemistry of …, 2017 - ACS Publications
Complementary and beneficial effects of Sb and Bi codoping in GeTe are shown to generate
high thermoelectric figure of merit, zT, of 1.8 at 725 K in Ge1-xy Bi x Sb y Te samples. Sb and …