Strain-Induced Medium-Temperature Thermoelectric Performance of : The Role of Four-Phonon Scattering

XK Chen, EM Zhang, D Wu, KQ Chen - Physical Review Applied, 2023 - APS
Motivated by the synthesized Cu 4 Ti Se 4 with ultralow room-temperature thermal
conductivity [Angew. Chem., Int. Ed. 60, 9106 (2021)], we systematically investigate its …

Unravelling the thermoelectric properties and suppression of bipolar effect under strain engineering for the asymmetric Janus SnSSe and PbSSe monolayers

S Bai, S Tang, M Wu, D Luo, J Zhang, D Wan… - Applied Surface …, 2022 - Elsevier
Inspired by the groundbreaking discovery of the two-dimensional (2D) MoSSe materials, the
electronic, thermal, and thermoelectric properties of asymmetric Janus SnSSe and PbSSe …

First-principles study on electronic and thermoelectric properties of Janus monolayers AsXC3 (X: Sb, Bi)

A Marjaoui, MA Tamerd, A El Kasmi, M Diani… - Computational …, 2022 - Elsevier
Janus structure as novel two-dimensional materials has received great interest owing to
their novel properties. By using first-principles calculations, we investigated the electronic …

Improving thermoelectric performance of asymmetrical Janus 1T-SnSSe monolayer by the synergistic effect of band convergence and crystal lattice softening under …

S Tang, S Bai, M Wu, D Luo, J Zhang, D Wang… - Materials Today …, 2022 - Elsevier
Recently, the 1T-SnSSe monolayer has attracted increasing attention in the thermoelectric
community on account of its low-cost and environmental friendliness. In this paper, the …

Theoretical investigations of Janus WSeTe monolayer and related van der Waals heterostructures with promising thermoelectric performance

C Wang, YX Chen, G Gao, K Xu, H Shao - Applied Surface Science, 2022 - Elsevier
Abstract Recently, two-dimensional (2D) Janus MXY monolayers have received much
attention due to their novel properties induced by the antisymmetric structures. In this work …

First-Principles Thermoelectric Study of SrMgSi and CaMgGe Zintl-Phase Compounds

J Yang, Z Yang, X Wang, Y Chen, Y Xu… - ACS Applied Energy …, 2023 - ACS Publications
Zintl-phase semiconductor materials with low intrinsic lattice thermal conductivity have been
the target of study for thermoelectric (TE) applications. Herein, we report Zintl-phase TiNiSi …

On the excitonic effects of the 1T and 1OT phases of PdS2, PdSe2, and PdSSe monolayers

EA Moujaes, AC Dias - Journal of Physics and Chemistry of Solids, 2023 - Elsevier
We report the excitonic effects in the 1T and 1O T phases of PdS 2, PdSe 2, and PdSSe
monolayers. Using fully relativistic norm-conserving non-local PBE pseudopotentials and …

Mechanism of the low thermal conductivity in novel two-dimensional NaCuSe

C Hu, L Zhou, X Hu, B Lv, Z Gao - Applied Surface Science, 2023 - Elsevier
Low lattice thermal conductivity is crucial to obtain an excellent thermoelectric figure of merit
(ZT) in thermoelectric (TE) materials. Herein, we study the phonon transport properties of two …

Machine learning boosted study of the thermal conductivity of Janus PtSTe van der Waals heterostructures

L Pan, J Carrete, Z Wang, GKH Madsen - Physical Review B, 2024 - APS
Calculating the thermal conductivity of heterostructures with multiple layers presents a
significant challenge for state-of-the-art ab initio methods. In this study we introduce an …

Strain engineering and thermoelectric performance of Janus monolayers of titanium dichalcogenides: A DFT study

A Kumari, A Nag, J Kumar - Computational Materials Science, 2023 - Elsevier
By employing state-of-the-art density functional theory calculations, we have investigated the
effect of compressive and tensile strain on the electronic and transport properties of recently …