Results 11 to 20 of about 2,364 (190)

Novel Thermal Diffusion Temperature Engineering Leading to High Thermoelectric Performance in Bi2Te3‐Based Flexible Thin‐Films

open access: yesAdvanced Science, 2022
Flexible Bi2Te3‐based thermoelectric devices can function as power generators for powering wearable electronics or chip‐sensors for internet‐of‐things. However, the unsatisfied performance of n‐type Bi2Te3 flexible thin films significantly limits their ...
Wei-Di Liu   +2 more
exaly   +2 more sources

A comprehensive review on Bi2Te3‐based thin films: Thermoelectrics and beyond

open access: yesInterdisciplinary Materials, 2022
Bi2Te3‐based materials are not only the most important and widely used room temperature thermoelectric (TE) materials but are also canonical examples of topological insulators in which the topological surface states are protected by the time‐reversal ...
Xinfeng Tang   +2 more
exaly   +2 more sources

Plasticity of Bi2Te3-family thermoelectric crystals [PDF]

open access: yesNature Communications
The exceptional plasticity discovered most recently in defective Bi2Te3 bulk crystal inspires the great interest on investigating the plasticity of other Bi2Te3-family bulk crystals. In this work, Bi2Se3, Sb2Te3, and their solid solutions with Bi2Te3 are
Ze Li   +6 more
doaj   +2 more sources

Maximal Rashba Splitting in GeTe/Bi2Te3 Heterostructures via Strong Band Bending [PDF]

open access: yesAdvanced Science
The Rashba effect has emerged as a pivotal phenomenon driving novel discoveries in condensed matter physics. Materials with large Rashba energy ER, wavenumber offset k0 and Rashba parameter αR are prerequisites for spintronic devices operating above room
Qing‐Lin Yang   +14 more
doaj   +2 more sources

Phase equilibria of Bi-Te-RE (Yb,Nd,Sm,Er,Tb) ternary systems at 673K [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2022
The phase equilibria of Bi-Te-RE (Yb, Nd, Sm, Er, Tb) at 673 K were established through equilibrated alloys. The isothermal sections of Bi-Te-RE (Yb, Nd, Sm, Er, Tb) at 673 K were established according to the result of Scanning Electron Microscopy (SEM),
Zhang L.-G.   +4 more
doaj   +1 more source

Sn-Pd-Ni Electroplating on Bi2Te3-Based Thermoelectric Elements for Direct Thermocompression Bonding and Creation of a Reliable Bonding Interface [PDF]

open access: yesArchives of Metallurgy and Materials, 2021
The Sn-Ag-Cu-based solder paste screen-printing method has primarily been used to fabricate Bi2Te3-based thermoelectric (TE) modules, as Sn-based solder alloys have a low melting temperature (approximately 220℃) and good wettability with Cu electrodes ...
Seok Jun Kang, Sung Hwa Bae, Injoon Son
doaj   +1 more source

Embedding Multi-Wall Carbon Nanotubes as Conductive Nanofiller onto Bi2Te3 Thermoelectric Matrix

open access: yesU.Porto Journal of Engineering, 2022
Thermoelectric Generators (TEGs) are devices that have the ability to directly convert heat into electrical power, or vice-versa, and are being envisaged as one off-the-grid power source. Furthermore, carbon-based materials have been used as a conducting
Miguel Ângelo Silva Almeida   +4 more
doaj   +1 more source

Understanding secondary phase inclusion and composition variations in the microstructure design of n-type Bi2Te3 alloys via selective dissolution of KCl

open access: yesJournal of Advanced Ceramics, 2023
This study investigated the effects of KCl treatment on microstructure and thermoelectric properties of n-type Bi2Te2.7Se0.3 (BTS) thermoelectric materials.
Gwang Min Park   +6 more
doaj   +1 more source

Ultrathin MEMS thermoelectric generator with Bi2Te3/(Pt, Au) multilayers and Sb2Te3 legs

open access: yesNano Convergence, 2020
Multilayer structure is one of the research focuses of thermoelectric (TE) material in recent years. In this work, n-type 800 nm Bi2Te3/(Pt, Au) multilayers are designed with p-type Sb2Te3 legs to fabricate ultrathin microelectromechanical systems (MEMS)
Yang Liu   +8 more
doaj   +1 more source

Performance evaluation of Bi2Te3-xSex (0.10 ≤ X ≤ 1.80) thermoelectric nanostructured materials

open access: yesCleaner Chemical Engineering, 2022
: Traditional materials have a lower commercial impact than thermoelectric (TE) nanostructure materials. These materials have advanced to the point that a thermoelectric generator (TEG) may be built using them. Bi2Te3-xSex (0.10 ≤ X ≤ 1.80) nanostructure
Hayati Mamur   +3 more
doaj   +1 more source

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