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News Release 04-007

Nanoscale Building Blocks Form Spheres, Tubes and Curves

Self-assembling structures could find wide use in nanoelectronics and drug delivery

Self-assembly of gold-polymer nanorods results in a curved structure.

Self-assembly of gold-polymer nanorods results in a curved structure.


January 16, 2004

This material is available primarily for archival purposes. Telephone numbers or other contact information may be out of date; please see current contact information at media contacts.

Inspired by the molecular assembly techniques used in living cells, chemist Chad Mirkin and his colleagues at Northwestern University have created a new class of nanometer-scale building blocks that can spontaneously assemble themselves into ultra-tiny spheres, tubes and curved sheets.

This is the first time that scientists have been able to make structures on this scale that curve in any fashion, as opposed to being straight or flat. Since the Mirkin group can also control the size and curvature of their structures very accurately, the technology could eventually lead to important applications in nanoscale electronics and drug-delivery systems.

Mirkin and his colleagues were supported in part by the National Science Foundation (NSF), and are publishing their discovery in the 16 January 2004 issue of the journal Science. A press release detailing their work is available from Northwestern.

-NSF-

Media Contacts
M. Mitchell Waldrop, NSF, (703) 292-7752, email: mwaldrop@nsf.gov

Principal Investigators
Chad Mirkin, Northwestern University, (847) 722-0634, email: camirkin@chem.northwestern.edu

The U.S. National Science Foundation propels the nation forward by advancing fundamental research in all fields of science and engineering. NSF supports research and people by providing facilities, instruments and funding to support their ingenuity and sustain the U.S. as a global leader in research and innovation. With a fiscal year 2023 budget of $9.5 billion, NSF funds reach all 50 states through grants to nearly 2,000 colleges, universities and institutions. Each year, NSF receives more than 40,000 competitive proposals and makes about 11,000 new awards. Those awards include support for cooperative research with industry, Arctic and Antarctic research and operations, and U.S. participation in international scientific efforts.

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