Introduction to Thermoelectricity Lecture 1.6: Theory - Figure of Merit

By Mark Lundstrom

Electrical and Computer Engineering, Purdue University, West Lafayette, IN

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  • Mark Lundstrom (2019), "Introduction to Thermoelectricity Lecture 1.6: Theory - Figure of Merit," https://nanohub.org/resources/31462.

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Purdue University, West Lafayette, IN

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  1. energy conversion
  2. nanoelectronics
  3. thermoelectricity/thermoelectrics
Introduction to Thermoelectricity Lecture 1.6: Theory - Figure of Merit
  • L1.6 Thermoelectric Material Figure of Merit 1. L1.6 Thermoelectric Material F… 0
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  • Outline 2. Outline 28.395061728395063
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  • Questions 3. Questions 35.468802135468806
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  • FOM and Power Factor 4. FOM and Power Factor 62.595929262595931
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  • Power Factor vs. Fermi level 5. Power Factor vs. Fermi level 101.33466800133468
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  • What Power Factor is needed? 6. What Power Factor is needed? 174.27427427427429
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  • What electronic properties lead to a high PF? 7. What electronic properties lea… 241.20787454120787
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  • N-Ge vs. N-GaAs 8. N-Ge vs. N-GaAs 300.30030030030031
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  • What gives a good PF? 9. What gives a good PF? 364.03069736403069
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  • Lattice thermal conductivity 10. Lattice thermal conductivity 445.07841174507843
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  • Heat conduction by the lattice 11. Heat conduction by the lattice 463.86386386386386
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  • Electrons vs. phonons 12. Electrons vs. phonons 558.12479145812483
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  • Lattice thermal conductivity 13. Lattice thermal conductivity 607.30730730730738
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  • Examples 14. Examples 675.17517517517524
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  • Nanostructuring to reduce thermal conductivity 15. Nanostructuring to reduce ther… 711.87854521187853
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  • Nanostructuring to reduce thermal conductivity 16. Nanostructuring to reduce ther… 759.05905905905911
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  • The (generalized) b-factor 17. The (generalized) b-factor 802.20220220220222
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  • The b-factor 18. The b-factor 814.9149149149149
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  • zT vs. b-factor 19. zT vs. b-factor 890.4571237904571
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  • zT vs. b-factor 20. zT vs. b-factor 946.01267934601276
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  • Complex band structures? 21. Complex band structures? 981.54821488154823
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  • Why 22. Why "universal"? 1029.1624958291625
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  • Conclusion 23. Conclusion 1107.1071071071071
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