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Page 1: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Quantum Dots

John Ashmead

Page 2: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

What are Quantum Dots?

Page 3: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

What are Quantum Dots?

Page 4: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Size Matters

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

One source of light, multiple colors

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Blinking QDots!

Page 8: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Heavy Metal

Page 9: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Heavy Metal

Page 10: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Square Well

http://what-when-how.com/nanoscience-and-nanotechnology/quantum-dots-inelastic-light-scattering-from-electronic-excitations-part-1-nanotechnology/

Page 11: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Band gap

Page 12: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Rise

Page 13: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

And Fall

Page 14: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Lithography

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Epitaxy

In self-assembly of QDs, one makes use of an island

formation in epitaxial growth. The effect is

similar to the formation of water droplets on a well-

phished surface.

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Colloidal production

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Colloidal production

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Stenotrophomonas maltophilia ➫ QDots

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Who knew?

Page 20: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Who knew?

Page 21: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

http://www.gartner.com/newsroom/id/3114217

Universal Curve of Hype!

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

QD as Fast as Possible

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

QD as Fast as Possible

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Solar panels

http://www.dailytech.com/New+Solar+Cell+Gives+Its+110+Percent+in+Efficiency/article23548.htm

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

the Quantum Dot (QD) spectrometer device is printing QD filters — a key fabrication step. … The optical structure — QD filters — are generated by printing liquid droplets.

Page 26: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Mouse Intestines at Night

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Slightly dotty Mice

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Probes

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Little tiny body ships

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

QDs changing medicine

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

QDs changing medicine

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Labeling Tumors

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Labeling Tumors

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Entanglement

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Quantum Computing

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Maxwell’s Demon

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Maxwell’s Demon

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

“There’s Plenty of Room at the Bottom”

- Richard P. Feynman

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

How 2 make QDs at Home

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

How 2 make QDs at Home

Page 41: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

What can we brew up with QDots?

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

What can we brew up with QDots?

• Sweet spot between atoms & macroscopic structures

Page 43: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

What can we brew up with QDots?

• Sweet spot between atoms & macroscopic structures

• Quantum effects seen

Page 44: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

What can we brew up with QDots?

• Sweet spot between atoms & macroscopic structures

• Quantum effects seen

• But relatively independent of specifics

Page 45: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

What can we brew up with QDots?

• Sweet spot between atoms & macroscopic structures

• Quantum effects seen

• But relatively independent of specifics

• Lots of potential for direct use

Page 46: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

What can we brew up with QDots?

• Sweet spot between atoms & macroscopic structures

• Quantum effects seen

• But relatively independent of specifics

• Lots of potential for direct use

• But real leverage may be in connections

Page 47: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

A steal at $765.38! (+ Shipping)

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Science Writer Needed!

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Science Writer Needed!

• Look for Nanotech

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http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Science Writer Needed!

• Look for Nanotech

• Wikipedia article not that useful — techy

Page 51: Quantum dots

http://timeandquantummechanics.comQuantum Dots - Balticon, May 28th, 2016

Science Writer Needed!

• Look for Nanotech

• Wikipedia article not that useful — techy

• Lots of stuff on youtube (Ashmead Quantum Dots - 96 videos)