Results 31 to 40 of about 2,640 (217)

Topological materials for high performance transverse thermoelectrics

open access: yesNext Energy
Transverse thermoelectrics based on Nernst-Ettingshausen effect have been widely investigated in the 20th century. Old results of transverse thermoelectrics have shown low performances and usually require large magnetic fields. In recent years, the surge
Yu Pan   +3 more
doaj   +1 more source

Wet-Chemical Synthesis and Applications of Semiconductor Nanomaterial-Based Epitaxial Heterostructures

open access: yesNano-Micro Letters, 2019
Semiconductor nanomaterial-based epitaxial heterostructures with precisely controlled compositions and morphologies are of great importance for various applications in optoelectronics, thermoelectrics, and catalysis. Until now, various kinds of epitaxial
Junze Chen   +5 more
doaj   +1 more source

Comprehensive Review on Thermoelectric Electrodeposits: Enhancing Thermoelectric Performance Through Nanoengineering

open access: yesFrontiers in Chemistry, 2021
Thermoelectric devices based power generation and cooling systemsystem have lot of advantages over conventional refrigerator and power generators, becausebecause of solid-state devicesdevices, compact size, good scalability, nono-emissions and low ...
Tingjun Wu   +4 more
doaj   +1 more source

Enhanced Thermoelectric Properties of Ti2FeNiSb2 Double Half‐Heusler Compound by Sn Doping

open access: yesAdvanced Energy & Sustainability Research, 2022
Double half‐Heuslers comprising two aliovalent half‐Heuslers are promising candidates for thermoelectric materials because of their intrinsically low lattice thermal conductivity; however, poor electronic transport properties need to be overcome. Herein,
Rahidul Hasan   +5 more
doaj   +1 more source

Realizing Excellent n‐ and p‐Type Niobium‐Based Half‐Heusler Compounds Based on Thermoelectric Properties and High‐Temperature Stability

open access: yesAdvanced Electronic Materials, 2020
Half‐Heusler (HH) compounds are currently promising thermoelectric (TE) materials due to their outstanding performance. For reliable n‐ and p‐type HH compounds, the dimensionless figure of merit zT is reported as greater than unity. However, to develop a
Wanthana Silpawilawan   +6 more
doaj   +1 more source

Understanding the High Thermoelectric Performance of Mg3Sb2‐Mg3Bi2 Alloys

open access: yesAdvanced Energy & Sustainability Research, 2022
n‐Type Mg3Sb2‐Mg3Bi2 alloys are some of the most promising thermoelectric materials in the low–mid temperature range. While discovered relatively recently, these materials have garnered intense attention, and numerous papers from the international ...
Kazuki Imasato   +4 more
doaj   +1 more source

Cathodic Cage Plasma Deposition of Nanostructured Cu–Fe–Se Coatings on Poly(methyl Methacrylate)

open access: yesAdvanced Engineering Materials, EarlyView.
Nanostructured Cu–Fe–Se coatings are deposited on PMMA by a modified cathodic cage plasma process, enabling low‐temperature deposition on polymer substrates. A transition from discontinuous to compact morphology is observed with temperature, with optimal properties at 200°C, where improved CuFeSe2‐type bonding, lowest sheet resistance, and favorable ...
V. S. S. Sobrinho   +8 more
wiley   +1 more source

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

Size Effect on the Thermal Conductivity of a Type-I Clathrate

open access: yesCrystals, 2023
Clathrates are a materials class with an extremely low phonon thermal conductivity, which is a key ingredient for a high thermoelectric conversion efficiency. Here, we present a study on the type-I clathrate La1.2Ba6.8Au5.8Si38.8□1.4 directed at lowering
Monika Lužnik   +5 more
doaj   +1 more source

Counterion Dependent Side‐Chain Relaxation Stiffens a Chemically Doped Thienothiophene Copolymer

open access: yesAdvanced Functional Materials, EarlyView.
Oxidation of a thienothiophene copolymer, p(g3TT‐T2), via different doping strategies and dopant molecules resulted in materials with similar oxidation levels and a high electrical conductivity of ≈100 S cm−1. However, mechanical properties varied significantly, with sub‐glass transition temperatures and elastic moduli spanning from –44°C to –3°C and ...
Mariavittoria Craighero   +12 more
wiley   +1 more source

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