Multiple valence bands convergence and localized lattice engineering lead to superhigh thermoelectric figure of merit in MnTe

S Zulkifal, Z Wang, X Zhang, S Siddique… - Advanced …, 2023 - Wiley Online Library
MnTe has been considered a promising candidate for lead‐free mid‐temperature range
thermoelectric clean energy conversions. However, the widespread use of this technology is …

Microstructural Instability and Its Effects on Thermoelectric Properties of SnSe and Na-Doped SnSe

CWT Lo, S Song, YC Tseng, TM Tritt… - … Applied Materials & …, 2024 - ACS Publications
Effects of thermal cycling on the microstructure and thermoelectric properties are studied for
the undoped and Na-doped SnSe samples using X-ray computed tomography and property …

Local Sn dipolar-character displacements behind the low thermal conductivity in SnSe thermoelectric

ES Bozin, H Xie, AMM Abeykoon, SM Everett… - Physical review …, 2023 - APS
The local atomic structure of SnSe was characterized across its orthorhombic-to-
orthorhombic structural phase transition using x-ray pair distribution function analysis …

Contrasting thermoelectric properties in cubic SnSe-NaSbSe2 and SnSe-NaSbTe2: High performance achieved via increasing cation vacancies and charge densities

Y Wang, B Qin, H Shi, L Su, D Wang, LD Zhao - Acta Materialia, 2023 - Elsevier
Cubic SnSe has been recognized as one of the most promising mid-temperature
thermoelectric candidates. Herein, the cubic-phase SnSe has been stabilized at room …

Enhancing Electrical Transport Performance of Polycrystalline Tin Selenide by Doping Different Elements

B Wei, J Zhang, L Lin, T Wu, Z Cheng… - … status solidi (a), 2024 - Wiley Online Library
In the face of ever‐evolving energy and environmental challenges, tin selenide (SnSe) has
garnered significant attention due to its outstanding thermoelectric performance. The article …

Facile Synthesis and Enhancement of Thermoelectric Performance with Voltage Generation of Bulk Polycrystalline SnSe by Zn Doping

K Singh, AK Roy, B Gahtori, P Dubey… - ACS Applied …, 2023 - ACS Publications
Researchers are focused on developing an efficient and eco-friendly thermoelectric
material, which has increased interest in tin selenide (SnSe). This study optimizes the …

Optimization of Thermoelectric Performance in p‐Type SnSe Crystals Through Localized Lattice Distortions and Band Convergence

S Siddique, G Abbas, MM Yaqoob, J Zhao… - Advanced …, 2024 - Wiley Online Library
Crystalline thermoelectric materials, especially SnSe crystals, have emerged as promising
candidates for power generation and electronic cooling. In this study, significant …

All‐Scale Hierarchical Structuring, Optimized Carrier Concentration, and Band Manipulation Lead to Ultra‐High Thermoelectric Performance in Eco‐Friendly MnTe

S Zulkifal, S Siddique, Z Wang, X Zhang, X Huang… - Small, 2024 - Wiley Online Library
MnTe emerges as an enormous potential for medium‐temperature thermoelectric
applications due to its lead‐free nature, high content of Mn in the earth's crust, and superior …

Ab initio investigation of the structural, optoelectronic, mechanical, vibrational, and thermoelectric properties of the SixSn1−xSe alloys

MA Sattar, N Al Bouzieh, F Hussain… - Journal of Materials …, 2023 - Springer
Single-crystal SnSe holds the world record for high thermoelectric performance. However,
the efficiency of polycrystalline SnSe is limited due to high thermal conductivity (κ) and low …

The Mechanism Behind the High zT of SnSe2 Added SnSe at High Temperatures

JS Kim, SM Hwang, H Park, Y Tang, WS Seo… - Korean Journal of …, 2023 - kjmm.org
SnSe is a promising thermoelectric material due to its low toxicity, low thermal conductivity,
and multiple valence band structures, which are ideal for high electronic transport …