含C、Ge的Fe-Si-Mn基热电材料的电学性能

功能材料, 2003, 34(3): 306-310.

1.浙江大学硅材料国家重点实验室,浙江,杭州,310027

2.浙江大学硅材料国家重点实验室,浙江,杭州,310027

3.浙江大学硅材料国家重点实验室,浙江,杭州,310027

4.浙江大学硅材料国家重点实验室,浙江,杭州,310027

基金项目: 国家自然科学基金(59971044)

Transport properties of Fe-Si-Mn based thermoelectric alloys doped with carbon, germanium

对掺C和Ge的Fe-Su-Si-Mn基热电材料的电学性能研究表明,相对于未掺的Fe-Si-Mn基热电材料,掺C样品的电阻率降低,但热电动势率增加.掺Ge样品的电阻率有所升高,但热电动势率增加更快,因此掺C、Ge样品有较高的功率因子,比未掺样品提高近1倍.

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