NanotechnologyNanotechnology

Technology of the Future

Major Aspects of NanotechnologyMajor Aspects of Nanotechnology

•What is it?

•How did it come about?

•What are the social implications?

•What does this mean for the future?

DefinitionsDefinitions

• Nanotechnology - Deals with moleculues between one and one hundred nanometers in diameter. Manipulating individual atoms and manufacturing from the bottom up.

• Nano means one billionth.

Major Aspects of NanotechnologyMajor Aspects of Nanotechnology

•What is it?

•How did it come about?

•What are the social implications?

•What does this mean for the future?

History of Nanotechnology

• E = mc2

• Atomic bomb

• Biotechnology/Genetic Engineering

• Quantum Physics

• Nanophase materials

Nanotechnology Past and PresentNanotechnology Past and Present(A) a hand holding a computer chip.

(B) computer chip

(C) living cell placed on the chip

(D) two nanocomputers beside the cell.

(E) shows an irregular protein from the cell on the lower right, and a cylindrical gear made by molecular manufacturing at top left.

(F) shows two atoms in the protein,

(G) reveals the nucleus of the atom as a tiny speck.

Below: 35 xenon atoms spell out a familiar logo

A demonstration on the A demonstration on the molecular levelmolecular level

A nano-motor manipulated by two laser beams

Major Aspects of NanotechnologyMajor Aspects of Nanotechnology

•What is it?

•How did it come about?

•What are the social implications?

•What does this mean for the future?

Positive Effects on SocietyPositive Effects on Society

Above: Nanomachines could allow for cleaner energy production

Right: Nanomachines in the blood stream patrolling for viruses

Positive Effects on Society Positive Effects on Society (Medical Applications)(Medical Applications)

Nanomachines could travel through the bloodstream

Negative Effects on SocietyNegative Effects on Society

Major Aspects of NanotechnologyMajor Aspects of Nanotechnology

•What is it?

•How did it come about?

•What are the social implications?

•What does this mean for the future?

The Future with NanotechnologyThe Future with Nanotechnology

Left: A nano-gear

Right: A nano-universal-joint

The Future with NanotechnologyThe Future with Nanotechnology

Above: A nano-bearing

Right: A “nano-factory”

If it falls into the wrong handsIf it falls into the wrong hands

Genocide and ethnic cleansing (pictures from Kosovo)

Some Final ThoughtsSome Final Thoughts

• Still a young science, but could take off at any time

• Presents wonderful opportunities

• Presents terrible opportunities

ReferencesReferencesCalvin - http://www.foresight.org/UTF/Unbound_LBW/chapt_1.htmlScale drawing - http://www.foresight.org/UTF/Unbound_LBW/chapt_2.htmlIBM Atoms - Courtesy of IBM Research Division http://www.foresight.org/UTF/Unbound_LBW/chapt_4.htmlNanofactory - http://www.foresight.org/UTF/Unbound_LBW/chapt_3.htmlGraphite/Diamond - http://www.foresight.org/UTF/Unbound_LBW/chapt_3.htmlEnvironment - http://www.foresight.org/UTF/Unbound_LBW/chapt_9.htmlPatrollers - http://www.foresight.org/UTF/Unbound_LBW/chapt_10.htmlMike's Fav. Pic - http://nano.xerox.com/nano/Nanogear - http://www.nano-technology.com/nanozine/nanogear.htmMystery - http://www.nano-technology.com/nanozine/nanogear.htmBlood video - http://www.ccs.ornl.gov/vizlab/nano.htmlBlood still - http://nano.xerox.com/nanotech/nano4/tuzun/paper2/fig1paper2.jpgNanomotor video/still - http://www.ccs.ornl.gov/vizlab/nano.htmlGarbled molecules - http://www.wadsworth.org/albcon97/abstract/guo.htmIBM Radio - http://www.campus.bt.com/CampusWorld/pub/ScienceNet/soundofsci/solutions/nano.htmlBearing - http://nano.xerox.com/nanotech/compNano.htmlDebate - http://www.lysator.liu.se/lsff/confuse96/Nanotechnology.htmlYugoslavia - http://www.gov.yu/terrorism/index.htmlKosovo - http://www.cnn.com