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公开(公告)号：KR1020120035793A
公开(公告)日：2012-04-16
申请号：KR1020100097526
申请日：2010-10-06
Applicant: 한국교통대학교산학협력단
IPC: H01L35/14
Abstract: PURPOSE: A manufacturing method of magnesium silicide type thermoelectric materials is provided to improve performance of the thermoelectric materials by doping impurities on Mg2Si. CONSTITUTION: Mg and Si powders of an element state are prepared. The powders are mixed. The mixed powder is reacted in a solid state reaction. A mechanical alloying process is performed by mixing the reacted powder and dopant powder. The mechanically alloyed powder is heat-compressed.
Abstract translation: 目的：提供硅化镁型热电材料的制造方法，以通过在Mg2Si上掺杂杂质来改善热电材料的性能。 构成：制备元素状态的Mg和Si粉末。 粉末混合。 混合粉末在固态反应中反应。 通过混合反应的粉末和掺杂剂粉末来进行机械合金化工艺。 机械合金粉末被热压。
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公开(公告)号：KR1020110092762A
公开(公告)日：2011-08-18
申请号：KR1020100012377
申请日：2010-02-10
Applicant: 한국교통대학교산학협력단
Abstract: PURPOSE: An Mg2Si thermoelectric material manufacturing method and a Mg2Si thermoelectric material manufactured by the same are provided to reduce the costs for manufacturing a Mg2Si thermoelectric material by employing a mechanical alloying process. CONSTITUTION: An Mg2Si thermoelectric material manufacturing method comprises steps of: preparing Mg and Si powder of element state, mixing the powder, mechanically alloying the mixed powder, and hot-forming the alloyed powder.
Abstract translation: 目的：提供一种Mg2Si热电材料制造方法和由其制造的Mg2Si热电材料，以通过采用机械合金化工艺来降低制造Mg 2 Si热电材料的成本。 构成：Mg2Si热电材料制造方法包括以下步骤：制备元素状态的Mg和Si粉末，混合粉末，将混合粉末机械合金化，并热合成合金粉末。
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公开(公告)号：KR1020120107804A
公开(公告)日：2012-10-04
申请号：KR1020110025547
申请日：2011-03-22
Applicant: 한국교통대학교산학협력단 , 에스케이루브리컨츠 주식회사
Abstract: PURPOSE: A method for manufacturing an Mg2Si thermoelectric material and the Mg2Si thermoelectric material manufactured thereby are provided to improve a Seebeck coefficient, heat conductivity, and electrical conductivity by additionally doping with Te through alloying. CONSTITUTION: Mg and Si powder are prepared in an element state. The powder is mixed. The mixed powder is reacted into a solid state. Doping with Te is performed by mechanically alloying a product generated by a solid reaction with Te powder. The Te-doped Mg2Si powder is hot compressed.
Abstract translation: 目的：提供一种制造Mg2Si热电材料的方法和由此制造的Mg2Si热电材料，以通过额外掺杂Te通过合金化来提高塞贝克系数，导热率和导电性。 构成：在元素状态下制备Mg和Si粉末。 粉末混合。 混合粉末反应成固态。 用Te掺杂通过将固体反应产生的产物与Te粉末机械合金化来进行。 Te掺杂的Mg2Si粉末被热压。
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公开(公告)号：KR1020110117422A
公开(公告)日：2011-10-27
申请号：KR1020100036868
申请日：2010-04-21
Applicant: 한국교통대학교산학협력단
IPC: H01L37/00
Abstract: 본 발명은 고상 반응법에 의한 Mg
2 Si 제조방법 및 이에 의한 열전재료 Mg
2 Si에 관한 것이다. 이를 위하여, 아래와 같은 단계로 이루어지는 고효율 열전재료 제조방법을 제공한다.
원소 상태의 Mg 및 Si 분말을 준비하는 단계;
상기 분말을 혼합하는 단계;
혼합된 분말을 고상 반응하는 단계;
상기 고상 반응하여 얻은 분말을 분쇄하는 단계; 및
상기 분쇄하여 얻은 분말을 열간압축하는 단계.
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