Ultralow and anisotropic thermal conductivity in semiconductor As 2 Se 3

2017/10/31 by Robert L. González-Romero, Alex Antonelli, Anderson S. Chaves +1
Engineering · Materials Science · Physics and Astronomy · #Advanced Thermoelectric Materials and Devices #Anisotropy #Atomic physics #Boltzmann equation #Chalcogenide Semiconductor Thin Films #Condensed matter physics #Conductivity #Lattice (music) #Materials science #Optics #Phase-change materials and chalcogenides #Physics #Quantum mechanics #Semiconductor #Thermal conductivity #Thermodynamics #Transport theory #cond-mat.mtrl-sci

paper · pdf · doi:10.1039/c7cp07242b

openalex publication_date 2017/12/14 · arxiv created 2017/12/15 · arxiv updated 2017/12/18 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

An ultralow lattice thermal conductivity of 0.14 W m ⁻¹ K ⁻¹ along the <italic>b⃑</italic> axis of As ₂ Se ₃ single crystals was obtained at 300 K by first-principles calculations involving density functional theory and the resolution of the Boltzmann transport equation.

Citations

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