Modulation Doping Enables Ultrahigh Power Factor and Thermoelectric ZT in n‐Type Bi2Te2.7Se0.3

CL Chen, TH Wang, ZG Yu, Y Hutabalian… - Advanced …, 2022 - Wiley Online Library
Bismuth telluride‐based thermoelectric (TE) materials are historically recognized as the best
p‐type (ZT= 1.8) TE materials at room temperature. However, the poor performance of n …

Novel optimization perspectives for thermoelectric properties based on Rashba spin splitting: a mini review

Q Tian, W Zhang, Z Qin, G Qin - Nanoscale, 2021 - pubs.rsc.org
The energy problem has recently become increasingly more serious, therefore the rational
use of heat energy and conversion into electrical energy is particularly important. The …

Thermoelectric Properties and Low-Energy Carrier Filtering by Mo Microparticle Dispersion in an n-Type (CuI)0.003Bi2(Te,Se)3 Bulk Matrix

H Cho, SY Back, JH Yun, S Byeon, H Jin… - ACS applied materials …, 2020 - ACS Publications
We investigate the thermoelectric properties of (CuI) 0.003 Bi2Te2. 7Se0. 3/Mo (Mo: 0.0, 0.9,
1.3, 1.8, 3.1, and 4.3 vol%) composites, which were synthesized by extrinsic phase mixing …

Review of the thermoelectric properties of layered oxides and chalcogenides

AI Romanenko, GE Chebanova… - … of Physics D …, 2021 - pubishingsupport.iopscience.iop.org
The current state of investigation on thermoelectric properties of layered chalcogenides and
oxides is considered. The relationship between the quasi-two-dimensionality of electronic …

First-principles calculations of structural, electronic, and optical properties for Ni-doped Sb2S3

A Radzwan, A Lawal, A Shaari, IM Chiromawa… - Computational …, 2020 - Elsevier
Abstract Antimony sulphide (Sb 2 S 3) is a potential candidate for alternative material in
solar cell application. The structural, electronic, and optical properties of Ni doped Sb 2 S 3 …

[HTML][HTML] Enhanced thermoelectric performance of n-type SnxBi2Te2. 7Se0. 3 based composites embedded with in-situ formed SnBi and Te nanoinclusions

B Jabar, X Qin, A Mansoor, H Ming, LL Huang… - Composites Part B …, 2020 - Elsevier
Abstract Although n-type Bi 2 Te 3-based alloys are state-of-the-art thermoelectric material,
their efficiency is still too low to satisfy its wide applications. Hence, it is imperative to …

Superior thermoelectric cooling performance by suppressing bipolar diffusion effect and enhancing anisotropic texture in p-/n-type Bi2Te3 based compounds

H Cho, JH Yun, SY Back, JS Lee, N Kang… - Journal of Alloys and …, 2021 - Elsevier
Thermoelectric technologies can be used for waste heat power generation, and for solid-
state cooling without environmentally hazardous refrigerants or moving parts …

Ultralow Lattice Thermal Conductivity and Improved Thermoelectric Performance in Cl-Doped Bi2Te3–xSex Alloys

T Parashchuk, R Knura, O Cherniushok… - … Applied Materials & …, 2022 - ACS Publications
Bi2Te3-based alloys are the main materials for the construction of low-and medium-
temperature thermoelectric modules. In this work, the microstructure and thermoelectric …

Lattice distortion and anisotropic thermoelectric properties in hot-deformed CuI-doped Bi2Te2· 7Se0. 3

JH Kim, H Cho, SY Back, JH Yun, HS Lee… - Journal of Alloys and …, 2020 - Elsevier
We investigated anisotropic thermoelectric properties of (CuI) x Bi 2 Te 2· 7 Se 0.3 (x= 0.0,
0.3, 0.6, and 0.9 mol.%) compounds, synthesized by the hot-press and hot-deformation …

Concentration‐dependent excess Cu doping behavior and influence on thermoelectric properties in Bi2Te3

YH Kim, Y Kim, HS Kim, SM Choi… - International Journal of …, 2022 - Wiley Online Library
Excess Cu has been reported as an effective way to enhance the thermoelectric
performance of n‐type Bi2Te3‐based alloys as well as to secure the reproducibility of their …