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  °§ Organic Electronic Devices Using Printing Process
  - Organic semiconductors : soluble materials
   °ś Inkjet priting, transfer printing, roll-to-roll printing, screen printing, °¶
- low-cost, simple process, easy pattering, flexible

  °§ Inkjet Printing
  - low wastage, direct patterning, high throughput, large area fabrication,
   low temperature process, flexible,...
- metal line patterning
- inkjet printed devices(diodes, TFTs, inverters,...)
 
°‚inkjet printing droplet°‚

°‚inkjet printed metal line°‚


°‚inkjet printed silver line°‚

 
°‚inkjet printed diode°‚

 
°‚inkjet printed inverter°‚

 
  °§ Transfer Printing
  - low-cost, non-vacuum process, high resolution
- easy patterning
- transfer printed devices(TFTs, diodes, OLEDs,...)
 
°‚schematic diagram of transfer printing(Nature Reviews Microbiology 5, 209)°‚

 
°‚organic TFT using transfer printing°‚


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