nanotechnology: small science, big deal!
DESCRIPTION
NANOTECHNOLOGY: Small Science, Big Deal!. What is nano?. Small and different Studying and making tiny things New technologies Part of our society and our future. Nano is small and different. Gecko feet. “Nano” means small: a nanometer is a billionth of a meter. meters. micrometers. - PowerPoint PPT PresentationTRANSCRIPT
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NANOTECHNOLOGY:Small Science, Big Deal!
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What is nano?
• Small and different
• Studying and making tiny things
• New technologies
• Part of our society and our future
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Gecko feet
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meters
micrometers
nanometers
“Nano” means small:a nanometer is a billionth of a meter
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Nano is different:properties like color can change
Gold
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Nano is different:surprising forces can dominate
Geckos
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Nano is different:chemical reactions are faster
Aluminum
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Nano is studying and making tiny things
Computer chips
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Everything is made of atoms
Carbon
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Computer chips
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Self-assembly in nature
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Nano is found in nature and technology
Gecko
Lotus flower
Snowflake
Blue Morpho butterfly
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Nano is new technologies
Thin film solar cell
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Energy
Graphene
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Medicine
Nano gold
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Water
Nanofilter
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Nano is part of our society and our future
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Thinking ahead with nanotechnologies
Balancing costs, risks, and benefits
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Everyone has a rolein shaping nanotechnology
Citizens, scientists, governments, and companies
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Making decisions about Nanotechnologies
Sunblock
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Nano is…
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Nano is…
• Small and different
• Studying and making tiny things
• New technologies
• Part of our society and our future
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CreditsAutumn, K. et al. 2002. Evidence for van der Waals adhesion in gecko setae. Proc. Natl. Acad. Sci. USA 99, 12252-12256.
nanoComposix
A. Kellar, Lewis & Clark College
A. Dhinojwala, University of Akron
M. Cutkosky, Stanford University
U.S. Chemical and Safety Board
K. Molhave, Open Source Handbook of Nanotechnology
K. Libbrecht, www.snowcrystals.com
G. Jenkins, Montezuma’s Reptiles
Konarka Technologies
Lifesaver Systems, Ltd.
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This project was supported by the National Science Foundation under Award No. 0940143.
Any opinions, findings, and conclusions or recommendations are those of the authors and do not necessarily reflect the views of the Foundation.