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Fabrikasjon av karbon nanorør høyfrekvente nanoelectronic Biosensor for Sensing i High ionestyrke Solutions
JoVE Journal
Bioengineering
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JoVE Journal Bioengineering
Fabrication of Carbon Nanotube High-Frequency Nanoelectronic Biosensor for Sensing in High Ionic Strength Solutions
DOI:

12:20 min

July 22, 2013

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Chapters

  • 00:05Title
  • 01:44Catalyst Patterning and Chemical Vapor Deposition Growth for Single-walled Carbon Nanotubes
  • 03:14SWNT Field-effect Transistor Fabrication
  • 04:28Chemical Functionalization of Carbon Nanotube Sidewalls
  • 05:11Preparation of Polydimethylsiloxane Mold for Fluid Chamber
  • 06:12Preparation of Microfluidic Flow Channel
  • 07:43AC Electrical Measurement Setup
  • 08:58Electrical Measurements in Solution: No Flow and Real Time Flow
  • 10:00Results: Functionalized SWNT FETs for High-Frequency Sensing of Biomolecules in High Ionic Strength Solutions
  • 11:55Conclusion

Summary

Automatic Translation

Vi beskriver enheten fabrikasjon og måling protokoll for karbon nanorør baserte høyfrekvente biosensorer. Den høye frekvensen sensing teknikk reduserer den grunnleggende ionisk (Debye) screening effekt og lar nanorør biosensor å bli operert i høye ionestyrke løsninger der konvensjonelle elektroniske biosensorer mislykkes. Vår teknologi gir en unik plattform for point-of-care (POC) elektroniske biosensorer som opererer i fysiologisk relevante forhold.

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