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Bionic Energy From Ourselves
Huai-An Chin
McAlpine Research Group
Princeton University
• Human-Machine Interfaces
• Smart Prosthetics
Definition of ‘Bionic’
Courtesy: Ekso Bionics
Bionics: Developing mechanica...
IBM Syst. J. 35, 618 (1996).
Bioelectronic Power
Courtesy: Lucien Monfils
Bioelectronic Power
http://www.the9billion.com/2011/01/16/stockholm-train-station-harvesting-body-
heat-to-warm-building/
Outline
1) Piezoelectricity
2) Triboelectricity
3) Outlook
Piezoelectricity
Materials Science and
Engineering R, 70, 320
(2010).
http://en.wikipedia.org/wiki/Piezoelectricity
5 nm
Flexible PZT
Nano Lett. 13, 6197 (2013).
2 𝜇m
Science 328, 304 (2010).
1 cm
Biointerfaced PZT Device
Nature Nano 7, 587 (2012).
Biointerfaced PZT Device
Nature Nano 7, 587 (2012).
0.82 µW/cm2 @ 100 Hz
Power Output Metrics
15 µm20 µm
Nature Nano 7, 587 (2012).
Piezoelectric Biomechanical Probes
Nature 413, 428 (2001).
Force ~ 1.5 nN | Deflection ~ 1 nm
Bioelectromechanical Response
Triboelectricity
Nano Lett. 12, 4960 (2012).
• Charge transfer by which two materials, after contact with each other, beco...
Nano Lett. 13, 2282 (2013).
Triboelectric Generators
Nano Lett. 13, 2282 (2013).
Triboelectric Generators
Outlook
• Larger Area
• Wireless Energy
Transfer
• Higher Efficiency
• Circuit Design
Funding: AFOSR, Intelligence Community, NSF, DuPont, ARO, DARPA,
American Asthma Foundation, Lockheed Martin
Collaborators...
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Bionic energy from ourselves

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Huai-An Chin, Ph.D candidate of Electrical Engineering Department, Princeton University

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Bionic energy from ourselves

  1. 1. Bionic Energy From Ourselves Huai-An Chin McAlpine Research Group Princeton University
  2. 2. • Human-Machine Interfaces • Smart Prosthetics Definition of ‘Bionic’ Courtesy: Ekso Bionics Bionics: Developing mechanical robots that can behave increasingly more human-like
  3. 3. IBM Syst. J. 35, 618 (1996). Bioelectronic Power Courtesy: Lucien Monfils
  4. 4. Bioelectronic Power http://www.the9billion.com/2011/01/16/stockholm-train-station-harvesting-body- heat-to-warm-building/
  5. 5. Outline 1) Piezoelectricity 2) Triboelectricity 3) Outlook
  6. 6. Piezoelectricity Materials Science and Engineering R, 70, 320 (2010). http://en.wikipedia.org/wiki/Piezoelectricity
  7. 7. 5 nm Flexible PZT Nano Lett. 13, 6197 (2013). 2 𝜇m Science 328, 304 (2010).
  8. 8. 1 cm Biointerfaced PZT Device Nature Nano 7, 587 (2012).
  9. 9. Biointerfaced PZT Device Nature Nano 7, 587 (2012).
  10. 10. 0.82 µW/cm2 @ 100 Hz Power Output Metrics
  11. 11. 15 µm20 µm Nature Nano 7, 587 (2012). Piezoelectric Biomechanical Probes Nature 413, 428 (2001).
  12. 12. Force ~ 1.5 nN | Deflection ~ 1 nm Bioelectromechanical Response
  13. 13. Triboelectricity Nano Lett. 12, 4960 (2012). • Charge transfer by which two materials, after contact with each other, become electrically charged in opposite signs.
  14. 14. Nano Lett. 13, 2282 (2013). Triboelectric Generators
  15. 15. Nano Lett. 13, 2282 (2013). Triboelectric Generators
  16. 16. Outlook • Larger Area • Wireless Energy Transfer • Higher Efficiency • Circuit Design
  17. 17. Funding: AFOSR, Intelligence Community, NSF, DuPont, ARO, DARPA, American Asthma Foundation, Lockheed Martin Collaborators: Michael J. Berry, David H. Gracias, Rajesh R. Naik, Prashant K. Purohit, Fiorenzo G. Omenetto, Naveen Verma McAlpine Research Group

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