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The thermoelectric properties of halide perovskites $\mathrm{CsMI_3}$ (M=Sn and Pb) are investigated from a combination of first-principles calculations and semiclassical Boltzmann transport theory by considering both the electron and…

Materials Science · Physics 2016-05-31 San-Dong Guo , Jian-Li Wang

Low dimensional structures have demonstrated improved thermoelectric (TE) performance because of a drastic reduction in their thermal conductivity, {\kappa}l. This has been observed for a variety of materials, even for traditionally poor…

Materials Science · Physics 2012-01-31 Neophytos Neophytou , Hans Kosina

The intermetallic compound ZnSb is an interesting thermoelectric material, largely due to its low lattice thermal conductivity. The origin of the low thermal conductivity has so far been speculative. Using multi-temperature single crystal…

Over the last two decades a plethora of new thermoelectric materials, their alloys, and their nanostructures were synthesized. The ZT figure of merit, which quantifies the thermoelectric efficiency of these materials increased from values…

Materials Science · Physics 2023-07-27 Neophytos Neophytou , Pankaj Priyadarshi , Zhen Li , Patrizio Graziosi

IV-VI semiconductor SnSe has been known as the material with record high thermoelectric performance.The multiple close-to-degenerate valence bands in the electronic band structure has been one of the key factors contributing to the high…

The thermoelectric properties of distorted bismuth (110) layer are investigated using first-principles calculations combined with the Boltzmann transport equation for both electrons and phonons. To accurately predict the electronic and…

Mesoscale and Nanoscale Physics · Physics 2016-06-07 L. Cheng , H. J. Liu , J. Zhang , J. Wei , J. H. Liang , P. H. Jiang , D. D. Fan , L. Sun , J. Shi

Here, we have investigated the thermoelectric properties of FeMnScGa alloy by combined use of full potential linearized augmented plane-wave (FP-LAPW) method and Boltzmann transport theory implemented in Wien2K and BoltzTraP code,…

Strongly Correlated Electrons · Physics 2020-12-02 Shubham Singh , Saurabh Singh , Nitinkumar Bijewar , Ashish Kumar

We report an investigation of temperature- and doping-dependent thermoelectric behaviors of topological semimetal Cd3As2. The electrical conductivity, thermal conductivity, Seebeck coefficient, and figure of merit (ZT) are calculated by…

Materials Science · Physics 2016-11-22 Tong Zhou , Cheng Zhang , Huisheng Zhang , Faxian Xiu , Zhongqin Yang

We investigate the low-temperature electrical and thermal transport properties in atomically precise metallic heterostructures involving strongly-correlated electron systems. The model of the Mott-insulator/ band-insulator superlattice was…

Strongly Correlated Electrons · Physics 2008-06-19 Andreas Ruegg , Sebastian Pilgram , Manfred Sigrist

The quest for thermoelectric materials with high figures of merit is an ongoing and significant area of research. In this study, we investigate the thermoelectric properties of the CoTiSi half-Heusler alloy using density functional theory…

Materials Science · Physics 2025-09-10 A. Shukla , Sadhana Matth , Raghavendra Pal , S. S. A. Warsi , Himanshu Pandey

Thermoelectric properties of monolayer indium selenide (InSe) are investigated by using Boltzman transport theory and first-principles calculations as a function of Fermi energy and crystal orientation. We find that the maximum power factor…

Materials Science · Physics 2017-09-05 Nguyen T. Hung , Ahmad R. T. Nugraha , R. Saito

We employed first-principles calculations to investigate the thermoelectric transport properties of the compound As$_2$Se$_3$. Early experiments and calculations have indicated that these properties are controlled by a kind of native defect…

Materials Science · Physics 2023-07-27 Anderson S. Chaves , Murilo Aguiar Silva , Alex Antonelli

We present an investigation of the thermoelectric properties of cubic perovskite SrTiO3. The results are derived from a combination of calculated transport functions obtained from Boltzmann transport theory in the constant scattering time…

Materials Science · Physics 2016-05-27 Jifeng Sun , David J. Singh

We present here the thermoelectric properties of olivine-type Fe2GeCh4 (Ch = S, Se and Te) using the linear augmented plane wave method based on first principles density functional calculations. The calculated transport properties using the…

Materials Science · Physics 2016-07-06 Vijay Kumar Gudelli , V Kanchana , G Vaitheeswaran

Efficient ab initio computational methods for the calculation of thermoelectric transport properties of materials are of great avail for energy harvesting technologies. The BoltzTraP code has been largely used to efficiently calculate…

Two-dimensional (2D) materials may have potential applications in thermoelectric devices. In this work, we systematically investigate the thermoelectric properties of orthorhombic group IV-VI monolayers $\mathrm{AB}$ (A=Ge and Sn; B=S and…

Materials Science · Physics 2017-02-01 San-Dong Guo

Efficient and precise calculations of thermal transport properties and figure of merit, alongside a deep comprehension of thermal transport mechanisms, are essential for the practical utilization of advanced thermoelectric materials. In…

Th$_3$Te$_4$ materials are potential candidates for commercial thermoelectric (TE) materials at high-temperature due to their superior physical properties. We incorporate the multiband Boltzmann transport equations with firstprinciples…

Materials Science · Physics 2023-01-10 Jizhu Hu Jinxin Zhong Jun Zhou

Structural, electronic, and transport properties of ScNiSb, ScPdSb, and ScPtSb were investigated from first principles. Electronic band structures derived within the fully relativistic MBJLDA approach were compared with those obtained from…

Materials Science · Physics 2018-06-05 Maciej J. Winiarski , Kaja Bilinska , Kamil Ciesielski , Dariusz Kaczorowski

Metals have high electronic conductivities, but very low Seebeck coefficients, which traditionally make them unsuitable for thermoelectric materials. Recent studies, however, showed that metals can deliver ultra-high thermoelectric power…