The intrinsic low lattice thermal conductivity in the rock salt SnSe
Sign Up to like & getrecommendations! Published in 2018 at "Computational Materials Science"
DOI: 10.1016/j.commatsci.2018.01.045
Abstract: Abstract The rock-salt IV-VI compounds usually have low thermal conductivity, while the orthorhombic Tin Selenide (SnSe) was reported to show extremely low lattice thermal conductivity ( κ L ) and thus achieves a record high… read more here.
Keywords: thermal conductivity; low lattice; rock salt; rock ... See more keywords
Ultra-low lattice thermal conductivity and enhanced thermoelectric performance in Ag2−xSe1/3S1/3Te1/3 via anion permutation and cation modulation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.161378
Abstract: Abstract Silver chalcogenides Ag2X (X = S, Se, and Te) bear intrinsically low lattice thermal conductivity and decent electrical properties due to their ionic conduction feature. In this work, we report that even lower lattice thermal conductivities… read more here.
Keywords: 3s1 3te1; lattice; lattice thermal; thermal conductivity ... See more keywords
A new defective 19-electron TiPtSb half-Heusler thermoelectric compound with heavy band and low lattice thermal conductivity
Sign Up to like & getrecommendations! Published in 2020 at "Materials Today Physics"
DOI: 10.1016/j.mtphys.2020.100200
Abstract: Abstract Compared with widely studied 18-electron half-Heusler (HH) thermoelectric (TE) materials, cation-deficient 19-electron HH compounds have also been recently demonstrated to possess excellent TE performance, exhibiting high potential for TE application. Here, a new defective… read more here.
Keywords: low lattice; thermal conductivity; electron; lattice thermal ... See more keywords
Promising Thermoelectric Ag5−δTe3 with Intrinsic Low Lattice Thermal Conductivity
Sign Up to like & getrecommendations! Published in 2017 at "ACS energy letters"
DOI: 10.1021/acsenergylett.7b00813
Abstract: New materials have been playing a continuously more important role in advancing thermoelectric technology. Many known novel thermoelectric materials share the similarity of an intrinsic low lattice thermal conductivity (κL) due to various mechanisms. Because… read more here.
Keywords: low lattice; ag5 te3; lattice thermal; intrinsic low ... See more keywords
Designing chemical analogs to PbTe with intrinsic high band degeneracy and low lattice thermal conductivity
Sign Up to like & getrecommendations! Published in 2019 at "Nature Communications"
DOI: 10.1038/s41467-019-08542-1
Abstract: High-efficiency thermoelectric materials require simultaneously high power factors and low thermal conductivities. Aligning band extrema to achieve high band degeneracy, as realized in PbTe, is one of the most efficient approaches to enhance power factor.… read more here.
Keywords: low lattice; band; band degeneracy; lattice thermal ... See more keywords
Ultra-low lattice thermal conductivity driven high thermoelectric figure of merit in Sb/W co-doped GeTe
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Materials Chemistry A"
DOI: 10.1039/d4ta05332j
Abstract: Phonon scattering processes to κlat of Ge0.85Sb0.1W0.05Te: Umklapp, boundary, point-defect, stacking faults, resonant scattering, nanoprecipitates & microstructural effects. (b) κlat reduction (inset: ZT enhancement). read more here.
Keywords: conductivity driven; low lattice; lattice thermal; ultra low ... See more keywords
Thermoelectric properties of AgBiS2: Unveiling the origin of ultra-low lattice thermal conductivity and optimization strategies for electrical performance
Sign Up to like & getrecommendations! Published in 2025 at "Applied Physics Letters"
DOI: 10.1063/5.0294211
Abstract: AgBiS2, a typical I–V–VI2 compound, has attracted widespread attention in the thermoelectric community due to its inherently ultra-low-thermal conductivity. However, its practical applications are limited by inferior electrical transport properties. Herein, we systematically investigate the… read more here.
Keywords: low lattice; conductivity; lattice thermal; ultra low ... See more keywords
An analysis of phonon emission as controlled by the combined interaction with the acoustic and piezoelectric phonons in a degenerate III–V compound semiconductor using an approximated Fermi–Dirac distribution at low lattice temperatures
Sign Up to like & getrecommendations! Published in 2018 at "Philosophical Magazine"
DOI: 10.1080/14786435.2017.1412587
Abstract: Abstract Compound semiconductors being piezoelectric in nature, the intrinsic thermal vibration of the lattice atoms at any temperature gives rise to an additional potential field that perturbs the periodic potential field of the atoms. This… read more here.
Keywords: low lattice; controlled combined; lattice temperatures; compound ... See more keywords
Low lattice thermal conductivity and good thermoelectric performance of cinnabar
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review Materials"
DOI: 10.1103/physrevmaterials.1.065401
Abstract: Yinchang Zhao,1,* Zhenhong Dai,1,† Chao Lian,2 Shuming Zeng,3 Geng Li,3 Jun Ni,3,4,‡ and Sheng Meng2,4,§ 1Department of Physics, Yantai University, Yantai 264005, People’s Republic of China 2Beijing National Laboratory for Condensed Matter Physics and Institute… read more here.
Keywords: low lattice; lattice thermal; physics; thermal conductivity ... See more keywords