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Thermoelectric properties of semimetals [PDF]

open access: yesPhysical Review Materials, 2019
Heavily doped semiconductors are by far the most studied class of materials for thermoelectric applications in the past several decades. They have Seebeck coefficient values which are 2-3 orders of magnitude higher than metals, making them attractive for thermoelectric applications.
Safoura Nayeb Sadeghi   +4 more
openaire   +4 more sources

The Thermoelectric Properties of Bismuth Telluride

open access: yesAdvanced Electronic Materials, 2019
AbstractBismuth telluride is the working material for most Peltier cooling devices and thermoelectric generators. This is because Bi2Te3 (or more precisely its alloys with Sb2Te3 for p‐type and Bi2Se3 for n‐type material) has the highest thermoelectric figure of merit, zT, of any material around room temperature. Since thermoelectric technology will be
Ian T. Witting   +6 more
openaire   +5 more sources

Thermoelectric Properties of the Corbino Disk in Graphene. [PDF]

open access: yesMaterials (Basel), 2023
Thermopower and the Lorentz number for an edge-free (Corbino) graphene disk in the quantum Hall regime is calculated within the Landauer–Büttiker formalism. By varying the electrochemical potential, we find that amplitude of the Seebeck coefficient follows a modified Goldsmid–Sharp relation, with the energy gap defined by the interval between the zero ...
Rycerz A, Rycerz K, Witkowski P.
europepmc   +5 more sources

Thermoelectric Properties of PEDOT:PSS

open access: yesAdvanced Electronic Materials, 2019
AbstractNowadays, organic thermoelectric (TE) materials have attracted considerable attention due to their unique merits, e.g., light‐weight, high mechanical flexibility, nontoxicity, easy availability, and intrinsically low thermal conductivity.
Zeng Fan, Jianyong Ouyang
openaire   +3 more sources

The impact of varying EDTA dosage on the flower-like morphology and thermoelectric properties of Ce-doped Bi2Te₃ [PDF]

open access: yesScientific Reports
Thermoelectric materials have significant applications in energy utilization and environmental protection. The effect of different EDTA (ethylenediaminetetraacetic acid) dosages on the flower-like morphology and thermoelectric properties of Ce-doped ...
Fang Wu
doaj   +2 more sources

Imaging Thermoelectric Properties at the Nanoscale [PDF]

open access: yesNanomaterials, 2021
Based on our previous experimental AFM set-up specially designed for thermal conductivity measurements at the nanoscale, we have developed and validated a prototype which offers two major advantages. On the one hand, we can simultaneously detect various voltages, providing, at the same time, both thermal and electrical properties (thermal conductivity,
Stéphane Grauby   +4 more
openaire   +4 more sources

Research progress on processing of thermoelectric materials by mechanical alloying combined with spark plasma sintering

open access: yesFenmo yejin jishu, 2021
The great progress has been made in the research of the thermoelectric (TE) materials in recent years. The thermoelectric properties of the traditional Bi2Te3 and PbTe based materials have been improved, and a series of the original high-performance ...
SHI Jian-lei   +3 more
doaj   +1 more source

Controlled construction of flexible thermoelectric composite films with submicron porous structure

open access: yesShenzhen Daxue xuebao. Ligong ban, 2023
To study polymer-based films with excellent flexibility and thermoelectric properties, we controllably construct poly (3,4-ethylenedioxythiophene)-tosylate/polyether sulfone (PEDOT-Tos/PES) thermoelectric composite films with submicron porous structure ...
LIANG Lirong   +3 more
doaj   +1 more source

Asymmetrical Transport Distribution Function: Skewness as a Key to Enhance Thermoelectric Performance

open access: yesResearch, 2022
How to achieve high thermoelectric figure of merit is still a scientific challenge. By solving the Boltzmann transport equation, thermoelectric properties can be written as integrals of a single function, the transport distribution function (TDF).
Jin-Cheng Zheng
doaj   +1 more source

Review of the Nanostructuring and Doping Strategies for High-Performance ZnO Thermoelectric Materials

open access: yesCrystals, 2022
Unique properties of thermoelectric materials enable the conversion of waste heat to electrical energies. Among the reported materials, Zinc oxide (ZnO) gained attention due to its superior thermoelectric performance.
Suraya Sulaiman   +3 more
doaj   +1 more source

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