JP6266099B2 - 可逆的相転移を有する高性能p型熱電材料及びその製造方法 - Google Patents
可逆的相転移を有する高性能p型熱電材料及びその製造方法 Download PDFInfo
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- H—ELECTRICITY
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- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/80—Constructional details
- H10N10/85—Thermoelectric active materials
- H10N10/851—Thermoelectric active materials comprising inorganic compositions
- H10N10/852—Thermoelectric active materials comprising inorganic compositions comprising tellurium, selenium or sulfur
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- C01G3/006—Compounds containing, besides copper, two or more other elements, with the exception of oxygen or hydrogen
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- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
- H10N10/17—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects characterised by the structure or configuration of the cell or thermocouple forming the device
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- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
Description
Claims (9)
- 熱電材料の化学組成は、Cu2Se1-xIxであり、その内、0<x≦0.08である、ことを特徴とする可逆的相転移を有する高性能P型熱電材料。
- 0.04≦x≦0.08である、ことを特徴とする請求項1に記載の可逆的相転移を有する高性能P型熱電材料。
- 前記熱電材料の相転移温度が300〜390Kである、ことを特徴とする請求項1又は2に記載の可逆的相転移を有する高性能P型熱電材料。
- 前記熱電材料は、厚みが20〜50nmであるサンドイッチ層状構造となっている、ことを特徴とする請求項1から3のいずれか一つに記載の可逆的相転移を有する高性能P型熱電材料。
- 請求項1から4のいずれか一つに記載の可逆的相転移を有する高性能P型熱電材料の製造方法であって、
(2−x):(1−x):xのモル比で銅金属の単体、セレン金属の単体及びヨウ化銅を秤量して真空シールを行い、
1150〜1170℃まで段階的な昇温を行って溶融処理を12〜24時間行い、
600〜700℃まで段階的な降温を行い、該温度で5〜7日間焼きなまし処理を行ってから炉とともに室温まで冷却し、
400〜450℃で加圧焼結を行うことを含む、ことを特徴とする可逆的相転移を有する高性能P型熱電材料の製造方法。 - 前記段階的な昇温は、
2.5〜5℃/minの昇温速度で650〜700℃まで昇温させ、恒温状態を1〜2時間維持し、
その後、0.8〜2℃/minの昇温速度で1150〜1170℃まで昇温させることを含む、ことを特徴とする請求項5に記載の可逆的相転移を有する高性能P型熱電材料の製造方法。 - 前記段階的な降温は、
5〜10℃/時間の速度で1000〜1120℃まで徐々に降温させ、恒温状態を12〜24時間維持し、
その後、5〜10℃/時間の降温速度で600〜700℃まで徐々に降温させることを含む、ことを特徴とする請求項5又は6に記載の可逆的相転移を有する高性能P型熱電材料の製造方法。 - 前記真空シールは、不活性気体の保護下でプラズマ又は火炎ガンによりシールを行う方法を採用する、ことを特徴とする請求項5から7のいずれか一つに記載の可逆的相転移を有する高性能P型熱電材料の製造方法。
- 前記加圧焼結は放電プラズマ焼結法を採用し、前記加圧焼結の圧力は50〜65Mpaであり、焼結時間は5〜10分間である、ことを特徴とする請求項5から8のいずれか一つに記載の可逆的相転移を有する高性能P型熱電材料の製造方法。
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CN201310220037.0A CN104211024B (zh) | 2013-06-04 | 2013-06-04 | P型可逆相变高性能热电材料及其制备方法 |
CN201310220037.0 | 2013-06-04 | ||
PCT/CN2014/078764 WO2014194788A1 (zh) | 2013-06-04 | 2014-05-29 | P 型可逆相变高性能热电材料及其制备方法 |
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JP6266099B2 true JP6266099B2 (ja) | 2018-01-24 |
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US (1) | US10177295B2 (ja) |
EP (1) | EP3006397B1 (ja) |
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CN (1) | CN104211024B (ja) |
WO (1) | WO2014194788A1 (ja) |
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WO2021193534A1 (ja) | 2020-03-27 | 2021-09-30 | 三菱マテリアル株式会社 | 熱電変換材料、熱電変換素子、および、熱電変換モジュール |
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JP6216064B2 (ja) * | 2013-09-09 | 2017-10-18 | エルジー・ケム・リミテッド | 熱電材料及びその製造方法 |
KR101635638B1 (ko) * | 2013-10-17 | 2016-07-01 | 주식회사 엘지화학 | 열전 재료 및 그 제조 방법 |
CN104555950B (zh) * | 2015-01-30 | 2017-02-22 | 中国科学院上海硅酸盐研究所 | 一种中温区具有优异热电性能的碲化铋材料及其制备方法 |
CN105992454B (zh) * | 2015-02-10 | 2019-04-05 | 欣兴电子股份有限公司 | 电路板与其制作方法 |
US9491865B1 (en) | 2015-04-24 | 2016-11-08 | Unimicron Technology Corp. | Circuit board and method for manufacturing the same |
CN105523527B (zh) * | 2015-12-21 | 2018-08-28 | 华北电力大学 | 一种黄铜矿结构的稀磁半导体材料及其制备方法 |
US11611030B2 (en) | 2018-03-08 | 2023-03-21 | Sumitomo Electric Industries, Ltd. | Thermoelectric material element, power generation device, optical sensor, and method for manufacturing thermoelectric material |
CN108400192A (zh) * | 2018-04-28 | 2018-08-14 | 贵州中益能新材料科技有限公司 | 一种提高光伏发电效率的方法 |
CN109371468B (zh) * | 2018-10-20 | 2020-05-05 | 南京大学 | 一种高质量Cu2Se(1-x)Ax晶体的生长方法 |
CN113437208B (zh) * | 2020-03-23 | 2023-12-26 | 中国科学院上海硅酸盐研究所 | 一种制备热电厚膜的方法 |
CN111807333B (zh) * | 2020-07-28 | 2023-06-23 | 安徽大学 | 一种三维硒化亚铜纳米晶超晶格的制备方法 |
CN115101653B (zh) * | 2022-07-08 | 2023-05-09 | 中南大学 | 一种锰硒双掺的铜硫基热电材料及其制备方法 |
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WO2021193534A1 (ja) | 2020-03-27 | 2021-09-30 | 三菱マテリアル株式会社 | 熱電変換材料、熱電変換素子、および、熱電変換モジュール |
KR20220159366A (ko) | 2020-03-27 | 2022-12-02 | 미쓰비시 마테리알 가부시키가이샤 | 열전 변환 재료, 열전 변환 소자, 및, 열전 변환 모듈 |
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JP2016526302A (ja) | 2016-09-01 |
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EP3006397B1 (en) | 2018-01-31 |
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CN104211024B (zh) | 2016-02-10 |
US20160126439A1 (en) | 2016-05-05 |
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US10177295B2 (en) | 2019-01-08 |
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