Nano-Impact. Jonathan P. Rothstein 1 and Mark Tuominen 2. 1. Mechanical and Industrial Engineering Dept. 2. Physics Dept. University of Massachusetts Amherst. Making a Better Bulletproof Vest.
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Jonathan P. Rothstein1 and Mark Tuominen2
1. Mechanical and Industrial Engineering Dept.
2. Physics Dept.
University of Massachusetts Amherst
Kevlar & Nanoparticle Suspension
Lee, Wetzel and Wagner J. Material Science (2003)
Kevlar & Nanoparticle Suspension
Water Drops on a Lotus Leaf
wUsing Superhydrophobic Surfaces to Reduce Drag
(Japan Universal Shipbuilding, Tsu shipyard)Can These Surfaces Have a Real Impact?
Membranes and Filters
2008 NAE Grand Challenges
Fundamental nanoscale phenomena and processes
Nanoscale devices and systems
Instrumentation research, metrology, and standards
Major research facilities and instrumentation
Environment, health and safety
Education and societal dimensions
The availability of a range of new nanostructures has been facilitated by synthetic control over composition, size and shape.
Nikoobakht, B. et al. Chem. Mater. 2003. 15, 1957.
Xia, Y. et al. Angew. Chem. Int. Ed. 2009. 48, 60.
Yu, Y. et al. J. Phys Chem. C. 2010. 114, 11119.
Millstone, J. E. et al. J. Am. Chem. Soc. 2005. 127, 5312.
Niu, W. et al. J. Am. Chem. Soc. 2009. 131, 697.
Zhang, J. et al. J. Am. Chem. Soc. 2010. ASAP.
Entropic Drying Effects
Shevchenko, E. V. et al. Nature 2006. 439, 55.
Kalsin, A. M. et al. Science 2006. 312, 420.
Park, S. Y. et al. Nature 2008. 451, 553.
Macfarlane, R. J. et al. Angew Chem. Int. Ed. 2010. 49, 4589.
SELF ASSEMBLY with DIBLOCK COPOLYMERS
Scale set by molecular size
block within cylinders
(expose and develop)
Versatile, self-assembling, nanoscale lithographic system
Block copolymer lithography:
A hierarchical-friendly method
UMass Amherst/ UC Berkeley
Directed self-assembly for nanoscale patterning down to 3 nm
S. Park, et al. Science 2009. 323, 1030.
I. Bita, et al. Science. 2008. 321, 939.
Y.S. Jung, et al. Nano Lett. 2010. 10, 1000.
K. Galatsis, et al. Adv. Mater. 2010. 22, 769.
Scanning probe-based lithographies
Many approaches for controlling the position of materials on surfaces have been developed in the last decade.
Nie, Z et al. Nature Nanotech. 2008. 7, 277.
Roll-to-roll production of graphene for transparent conducting electrodes
graphene on copper
U. Texas Austin
Replaces indium tin oxide
X. Li, et al. Science 2009. 324, 1312
S. Bae, et al. NatureNanotech. 2010. 5, 574.
To create nanomanufacturing excellence, we must attend to all parts of the value chain.
NIOSH: "Approaches to Safe Nanotechnology"
NIH: Nano Health Enterprise Initiative
DuPont/EDF: Nano Risk Framework
ACS: Lab Safety Guidelines For Handling Nanomaterials
Lockheed-Martin: Enterprise-wide Procedure for Environmental, Safety and Health Management of Nanomaterials
Standards: Many ISO standards on EHS are being developed
Other Federal EHS Activities
Industrial EHS Testing
Mission: A catalyst -- to support and develop communities of practice in nanomanufacturing.
• NanotechnologymeetsInformation Technology
• The development of effective mechanisms for collecting, sharing, visualizing, modeling and analyzing data and information relevant to the nanoscale science and engineering community.
• The utilization of information and communication technologies that help to launch and support efficient communities of practice.
Available from internano.org
Health & Safety