Results 1 to 10 of about 20,861 (259)

Improving the thermoelectric figure of merit [PDF]

open access: yesScience and Technology of Advanced Materials, 2021
The efficiency of a thermoelectric generator and the coefficient of performance (COP) of a thermoelectric heat pump are related to the hot and cold junction temperatures and a quantity known as the figure of merit, zT.
H. Julian Goldsmid
doaj   +5 more sources

Strategies to Improve the Thermoelectric Figure of Merit in Thermoelectric Functional Materials [PDF]

open access: yesFrontiers in Chemistry, 2022
In recent years, thermoelectric functional materials have been widely concerned in temperature difference power generation, electric refrigeration and integrated circui, and so on.
Yan Sun   +5 more
doaj   +4 more sources

Thermoelectric Figure-of-Merit of Fully Dense Single-Crystalline SnSe [PDF]

open access: yesACS Omega, 2019
Single-crystalline SnSe has attracted much attention because of its record high figure-of-merit ZT ≈ 2.6; however, this high ZT has been associated with the low mass density of samples which leaves the intrinsic ZT of fully dense pristine SnSe in question.
Pai-Chun Wei   +20 more
doaj   +6 more sources

Thermoelectric Figure of Merit of Strongly Correlated Superlattice Semiconductors [PDF]

open access: yesPhysical Review B, 1998
We solved the Anderson Lattice Hamiltonian to get the energy bands of a strongly correlated semiconductor by using slave boson mean field theory. The transport properties were calculated in the relaxation-time approximation,and the thermoelectric figure ...
A. J. Millis   +14 more
core   +2 more sources

Accurate and simple measurement of power generation efficiency and figure of merit of thermoelectric modules based on optical heating and non-contact temperature detection methods [PDF]

open access: yesScience and Technology of Advanced Materials
In this study, we propose an accurate, simple, and versatile measurement method for power generation efficiency and device figure of merit ZT of thermoelectric devices.
Naoki Nakamura   +5 more
doaj   +2 more sources

General Figures of Merit ZQ for Thermoelectric Generators Under Constant Heat‐In Flux Boundary

open access: yesAdvanced Science, 2023
The thermoelectric figure of merit ZT bridges the efficiency and material parameters for a thermoelectric device operating under constant temperature of the hot‐ and cold‐source thermal boundary (Type‐I TB). However, many application scenarios fall under
Huan Li   +7 more
doaj   +1 more source

Thermoelectric Coefficients Of Heavily Doped N-Type Silicon

open access: yesEast European Journal of Physics, 2021
In this study the thermoelectric effect is investigated in terms of thermoelectric power, Figure of merit(ZT), and power factor. The calculations were carried out based on Boltzmann transport equation by taking ionized impurity scattering as a dominant ...
Mulugeta Habte Gebru
doaj   +1 more source

Enhancement of the thermoelectric performance of a single-walled carbon nanotube via Al, Si, P, and S impurities

open access: yesChemical Physics Impact, 2023
Using the tight-binding approach based on density functional theory (DFT) and nonequilibrium Green's function (NEGF) computations, the potential use of single-walled carbon nanotubes (SWCNTs) as high-performance thermoelectric materials is studied ...
Fouad N. Ajeel
doaj   +1 more source

Isovalent substitution in metal chalcogenide materials for improving thermoelectric power generation – A critical review

open access: yesNano Research Energy, 2022
The adverse effect of fossil fuels on the environment is driving research to explore alternative energy sources. Research studies have demonstrated that renewables can offer a promising strategy to curb the problem, among which thermoelectric technology ...
Jamal-Deen Musah   +6 more
doaj   +1 more source

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