Dr. Neal Lane Then - Director of the National Science ... - Nanowerk
Dr. Neal Lane Then - Director of the National Science ... - Nanowerk
Dr. Neal Lane Then - Director of the National Science ... - Nanowerk
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The Scale <strong>of</strong> Things -- Nanometers and More<br />
Things Natural<br />
Things Manmade<br />
10 -2 m<br />
1 cm<br />
10 mm<br />
Head <strong>of</strong> a pin<br />
1-2 mm<br />
Ant<br />
~ 5 mm<br />
10 -3 m<br />
1,000,000 nanometers =<br />
1 millimeter (mm)<br />
MicroElectroMechanical devices<br />
10 -100 µm wide<br />
Dust mite<br />
200 µm<br />
Human hair<br />
~ 10-50 µm wide<br />
Red blood cells<br />
with white cell<br />
~ 2-5 µm<br />
Fly ash<br />
~ 10-20 µm<br />
ATP synthase<br />
The Microworld<br />
The Nanoworld<br />
10 -4 m<br />
10 -5 m<br />
10 -6 m<br />
10 -7 m<br />
0.1 mm<br />
100 µm<br />
0.01 mm<br />
10 µm<br />
1,000 nanometers =<br />
1 micrometer (µm)<br />
0.1 µm<br />
100 nm<br />
Red blood cells<br />
Pollen grain<br />
10<br />
~10 nm diameter -8 m<br />
0.01 µm<br />
10 nm<br />
Nanotube electrode<br />
Ultraviolet Visible Infrared<br />
Microwave<br />
Zone plate x-ray “lens”<br />
Outermost ring spacing<br />
~35 nm<br />
Nanotube transistor<br />
10 -9 m<br />
1 nanometer (nm)<br />
DNA<br />
~2-1/2 nm diameter<br />
Atoms <strong>of</strong> silicon<br />
spacing ~tenths <strong>of</strong> nm<br />
10 -10 m<br />
S<strong>of</strong>t x-ray<br />
0.1 nm<br />
Quantum corral <strong>of</strong> 48 iron atoms on copper surface<br />
positioned one at a time with an STM tip<br />
Corral diameter 14 nm<br />
Carbon nanotube<br />
~2 nm diameter<br />
Office <strong>of</strong> Basic Energy <strong>Science</strong>s<br />
Office <strong>of</strong> <strong>Science</strong>, U.S. DOE<br />
Version 03-05-02
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