Inkjet Printer Mk

INKJET PRINTERS

Inkjet printers use tiny dots of ink

• Our eyes and brain mix the dots together

http://www.clipart.com/en/close-up?o=3167932&a=a&q=printed dots&k_mode=all&s=1&e=2&show=&c=&cid=&findincat=&g=&cc=0:0:2:0:0:0:0&page=&k_exc=&pubid=&color=&b=k&date=

Really, really, really tiny!

• Inkjets make picoliter-sized drops.

• Two trillion picoliters in one pop bottle.

Really, really, really tiny!

• One drop of blood has one billion blood cells.

• One picoliter of blood has only 100 blood cells.

Tiny drops of liquid act weird

• Surface tension and other forces don’t matter in a big pipe, but have a huge effect in a tiny tube.

Inkjet technology

• Bubble jet:heat forces drops out

• 6,000 drops a second

(http://www.canon.com/technology/canon_tech/explanation/images/fine/2006_03.jpg)

This project was supported by the National Science Foundation under Grant No. ESI-0532536.

Any opinions, findings, and conclusions or recommendations are those of the author and do not necessarily reflect the views of the Foundation.

Inkjet Printer Mk

Technology

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