Recent progress in magnesium-based thermoelectric materials

R Santos, SA Yamini, SX Dou - Journal of Materials Chemistry A, 2018 - pubs.rsc.org
Magnesium-based thermoelectric materials (Mg2X, X= Si, Ge, Sn) are considered one of the
most attractive groups for large-scale application, due to their materials' high availability, low …

Recent progress in p-type thermoelectric magnesium silicide based solid solutions

J de Boor, T Dasgupta, U Saparamadu, E Müller… - Materials today …, 2017 - Elsevier
Thermoelectric materials can convert waste or process heat directly into usable electrical
energy. They are therefore a fascinating opportunity to increase the energy efficiency of …

Analyzing transport properties of p-type Mg 2 Si–Mg 2 Sn solid solutions: optimization of thermoelectric performance and insight into the electronic band structure

H Kamila, P Sahu, A Sankhla, M Yasseri… - Journal of Materials …, 2019 - pubs.rsc.org
We have synthesized the complete stoichiometric range of p-Mg2Si1− xSnx, striving to
optimize the thermoelectric properties of p-type Mg2 (Si, Sn) with respect to composition …

On the dopability of semiconductors and governing material properties

A Goyal, P Gorai, S Anand, ES Toberer… - Chemistry of …, 2020 - ACS Publications
To be practical, semiconductors need to be doped. Sometimes, they need to be doped to
nearly degenerate levels, eg, in applications such as thermoelectric, transparent electronics …

Substitutional and interstitial impurity p-type doping of thermoelectric Mg2Si: a theoretical study

N Hirayama, T Iida, M Sakamoto, K Nishio… - … and technology of …, 2019 - Taylor & Francis
The narrow-gap magnesium silicide semiconductor Mg2Si is a promising mid-temperature
(600–900 K) thermoelectric material. It intrinsically possesses n-type conductivity, and n-type …

Magnetic Properties of 3d Transition Metal Atoms (V, Cr, Mn, Fe, Co, or Ni)‐Doped Mg2Si

Y Liao, X Long, J Xie, B Lv, Q Xiao… - physica status solidi (b …, 2022 - Wiley Online Library
The magnetic properties of Mg2Si‐based dilute magnetic semiconductors in Mg62X2Si32
systems (X= V, Cr, Mn, Fe, Co, and Ni) are investigated by spin‐polarized first‐principle …

An extended computational approach for point-defect equilibria in semiconductor materials

T Ogawa, A Taguchi, A Kuwabara - Npj Computational Materials, 2022 - nature.com
Concentrations of intrinsic and extrinsic point defects in crystalline materials with a bandgap
are typically calculated in a constant-μ approach from defect formation energies based on …

Structural and Thermoelectric Properties of Polycrystalline p-Type Mg2−x Li x Si

P Nieroda, A Kolezynski, M Oszajca, J Milczarek… - Journal of Electronic …, 2016 - Springer
The aim of this study was to determine the location of Li atoms in Mg 2 Si structure, and
verify the influence of Li dopant on the transport properties of obtained thermoelectric …

Influence of native defects on structural and electronic properties of magnesium silicide

N Hirayama, T Iida, K Nishio, Y Kogo… - Japanese Journal of …, 2017 - iopscience.iop.org
The narrow-gap semiconductor magnesium silicide (Mg 2 Si) is a promising candidate for
mid-temperature (500–800 K) thermoelectric applications. Mg 2 Si exhibits intrinsic n-type …

Conduction band engineering of Mg2Si by isotropic strain for enhancement of thermoelectric performance: A first-principles study

N Hirayama, Y Imai, N Hamada - Journal of Applied Physics, 2020 - pubs.aip.org
Mg 2 Si has attracted considerable attention as an environmentally friendly thermoelectric
material. Previous studies have revealed that the thermoelectric performance of Mg 2 Si is …