Enhanced Thermoelectric Properties of Nb-Doped Ti(FeCoNi)Sb Pseudo-Ternary Half-Heusler Alloys Prepared Using the Microwave Method
Abstract
:1. Introduction
2. Materials and Methods
3. Results and Discussion
3.1. Phase Analysis
3.2. Microstructural Characterization
3.3. Thermoelectric Transport Properties
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Composition | Density (g/cm3) | Relative Density (%) | Carrier Concentration (1020 cm−3) | Mobility (cm2v−1s−1) |
---|---|---|---|---|
TiCoSb | 7.133 | 95.70 | 4.673 | 2.885 |
Ti(FeCoNi)Sb | 7.104 | 95.30 | 1.471 | 5.914 |
Ti0.99Nb0.01(FeCoNi)Sb | 7.093 | 95.16 | 1.562 | 5.451 |
Ti0.97Nb0.03(FeCoNi)Sb | 7.184 | 96.38 | 1.866 | 4.873 |
Ti0.95Nb0.05(FeCoNi)Sb | 7.254 | 97.32 | 2.185 | 4.467 |
Ti0.93Nb0.07(FeCoNi)Sb | 7.315 | 98.13 | 2.454 | 4.239 |
Ti0.90Nb0.10(FeCoNi)Sb | 7.331 | 98.39 | 2.787 | 3.966 |
Composition | HH (%) | Fe (%) | FeSb (%) |
---|---|---|---|
Ti(FeCoNi)Sb | 95.1 | 4.9 | ~ |
Ti0.99Nb0.01(FeCoNi)Sb | 94.6 | 5.4 | ~ |
Ti0.97Nb0.03(FeCoNi)Sb | 92.8 | 7.2 | ~ |
Ti0.95Nb0.05(FeCoNi)Sb | 90.3 | 9.7 | ~ |
Ti0.93Nb0.07(FeCoNi)Sb | 84.5 | 11.3 | 4.2 |
Ti0.90Nb0.10(FeCoNi)Sb | 79.1 | 13.6 | 7.3 |
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Zhang, R.; Kong, J.; Hou, Y.; Zhao, L.; Zhu, J.; Li, C.; Zhao, D. Enhanced Thermoelectric Properties of Nb-Doped Ti(FeCoNi)Sb Pseudo-Ternary Half-Heusler Alloys Prepared Using the Microwave Method. Materials 2023, 16, 5528. https://doi.org/10.3390/ma16165528
Zhang R, Kong J, Hou Y, Zhao L, Zhu J, Li C, Zhao D. Enhanced Thermoelectric Properties of Nb-Doped Ti(FeCoNi)Sb Pseudo-Ternary Half-Heusler Alloys Prepared Using the Microwave Method. Materials. 2023; 16(16):5528. https://doi.org/10.3390/ma16165528
Chicago/Turabian StyleZhang, Ruipeng, Jianbiao Kong, Yangbo Hou, Linghao Zhao, Junliang Zhu, Changcun Li, and Degang Zhao. 2023. "Enhanced Thermoelectric Properties of Nb-Doped Ti(FeCoNi)Sb Pseudo-Ternary Half-Heusler Alloys Prepared Using the Microwave Method" Materials 16, no. 16: 5528. https://doi.org/10.3390/ma16165528