Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Moisture-stable Mg<sub>3</sub>(Bi, Sb)<sub>2</sub> thermoelectrics enabled by anodic protection.

National science review·2026
Same author

Composable neural emulators accelerate thermoelectric generator design.

Nature·2026
Same author

Orbital-selective band engineering realizes high zT in p-type Ru<sub>2</sub>Ti<sub>1-x</sub>Hf<sub>x</sub>Si full-Heusler thermoelectrics.

Nature communications·2026
Same author

Phase-controlled molecular beam deposition unlocks flexible MgAgSb thermoelectrics with exceptional performance.

Nature communications·2026
Same author

Toward a Consensus Characterization Protocol for Organic Thermoelectrics.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

High Power Density for All-Fe<sub>2</sub>VAl-based Thermoelectric Module by Enhancing the Power Factor of p-type Leg Through Defect-Engineering and Wetting Effect.

Small methods·2026

相关实验视频

Updated: Jun 17, 2025

Demonstrating the Simplicity and In Situ Temperature Monitoring of the Mechanochemical Synthesis of Metal Chalcogenides Suitable for Thermoelectrics
04:09

Demonstrating the Simplicity and In Situ Temperature Monitoring of the Mechanochemical Synthesis of Metal Chalcogenides Suitable for Thermoelectrics

Published on: August 30, 2024

327

基于Mg3Sb2的高性能热电,结构障碍和微观结构演变减少.

Longquan Wang1,2, Wenhao Zhang1, Song Yi Back1

  • 1Research Center for Materials Nanoarchitectonics (MANA), National Institute for Materials Science (NIMS), Tsukuba, Japan.

Nature communications
|August 9, 2024
PubMed
概括

印兴奋剂和延长烧结优化Mg3Sb2热电通过减少缺陷. 这提高了热电性能,为高效的发电和冷却应用实现了高功率 (zT).

更多相关视频

Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering
04:22

Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering

Published on: May 17, 2024

2.7K
Author Spotlight: Advancing Energy Solutions Using Nanocomposites as Processed Thermoelectric Materials
09:23

Author Spotlight: Advancing Energy Solutions Using Nanocomposites as Processed Thermoelectric Materials

Published on: May 17, 2024

1.5K

相关实验视频

Last Updated: Jun 17, 2025

Demonstrating the Simplicity and In Situ Temperature Monitoring of the Mechanochemical Synthesis of Metal Chalcogenides Suitable for Thermoelectrics
04:09

Demonstrating the Simplicity and In Situ Temperature Monitoring of the Mechanochemical Synthesis of Metal Chalcogenides Suitable for Thermoelectrics

Published on: August 30, 2024

327
Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering
04:22

Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering

Published on: May 17, 2024

2.7K
Author Spotlight: Advancing Energy Solutions Using Nanocomposites as Processed Thermoelectric Materials
09:23

Author Spotlight: Advancing Energy Solutions Using Nanocomposites as Processed Thermoelectric Materials

Published on: May 17, 2024

1.5K

科学领域:

  • 材料科学 材料科学 材料科学
  • 固态物理 固态物理
  • 热电学是一种热电学.

背景情况:

  • 基于抗氧化物 (Mg3Sb2) 的材料是热电设备的有希望的,因为它们有丰富的地球元素和高的优点 (zT).
  • 目前,Mg3Sb2的性能受到复杂缺陷微结构的限制,这些微结构阻碍了最佳的电子和声子传输.

研究的目的:

  • 通过修改其缺陷微观结构,提高Mg3Sb2材料的热电性能.
  • 调查 (In) 兴奋剂和长时间烧结对结构障碍和微观结构进化的影响.
  • 通过移位效应,协同优化电子和声子运输.

主要方法:

  • 3Sb2材料被合了 (In).
  • 样品经历了长时间的烧结过程.
  • 分析了微观结构,载体流动性,热导率和热电功率 (zT) 的数据.

主要成果:

  • 减少结构障碍和控制的微观结构进化得到了实现.
  • 获得了~174 cm^2 V^-1 s^-1 的优异载体流动性和~0.42 W m^-1 K^-1 的超低导热率.
  • 实现了在723K处达到2.0的超高功率 (zT),单脚和双对模块的高转换效率分别为12.6%和7.1%.

结论:

  • 这项研究表明,通过注和优化烧结来提高Mg3Sb2热电性能的成功策略.
  • 取得的结果代表了基于Mg3Sb2的热电发电机和冷却器的实际应用的重大进展.