Abstract
The advantages of printed electronics and semiconducting single-walled carbon nanotubes (SWCNTs) are combined for the first time for display electronics. Conductive silver ink and 98% semiconductive SWCNT solutions are used to print back-gated thin film transistors with high mobility, high on/off ratio, and high current carrying capacity. In addition, with printed polyethylenimine with LiClO 4 as the gating material, fully printed top-gated devices have been made to work as excellent current switches for organic light emitting diodes (OLEDs). An OLED driving circuit composed of two top-gated fully printed transistors has been fabricated, and the successful control over external OLED is demonstrated. Our work demonstrates the significant potential of using printed carbon nanotube electronics for display backplane applications.
| Original language | English |
|---|---|
| Pages (from-to) | 5301-5308 |
| Number of pages | 8 |
| Journal | Nano Letters |
| Volume | 11 |
| Issue number | 12 |
| DOIs | |
| State | Published - Dec 14 2011 |
Keywords
- display electronics
- fully printed carbon nanotube devices and circuits
- organic light emitting diode
- printed electronics
- Separated semiconducting-enriched carbon nanotubes
- thin film transistors
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