1. 1956
IBM Model 350 Hard Drive

2. 5MB!
2000 lbs
$3,000/month

3. Just like Moore’s Law
exponentially
GBs
1980
1990
2000
2010
Time

4. Just like Moore’s Law $/GB Time exponentially 1980 1990 2000 2010
$1,000,000
exponentially
$/GB
$1,000 $1
1980
1990
2000
2010
Time

5. Trillions of tiny magnets
50 nm
100 nm
Trillions of tiny magnets

6. tiny
electromagnet
7200 rpm

7. Electromagnet
Flying at 10 m/s
2 nm
Hard Disk

8. 600 mph
50 nm
Ground

9. Heat-Assisted Magnetic Recording
Next technology =
Heat-Assisted Magnetic Recording

10. Scientific American Not so scientific 10,000 nm laser beam diffraction
limit
1 Bit

11. My research: focus light to 20 nm for $1 10,000 nm laser beam
diffraction
limit
1 Bit
My research:
focus light to 20 nm for $1

12. Antennas
(really tiny ones)
λ = 800 nm
Light

13. Most efficient antenna?

14. commercial in 2 – 3 years