News tagged with nanostructure
One Can Act Without Group Support; Even in the Bacterial World
(PhysOrg.com) -- A single bacterium can act alone, performing the same kinds of actions that a group normally does. The behavior of that bacterium can be manipulated at the cellular level. That’s the intriguing ...
Dec 08, 2009 |
4.7 / 5 (3) |
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Nanoimaging in 3-D
(PhysOrg.com) -- As technology shrinks ever smaller, interest in objects and devices on the nanoscale becomes more apparent. However, visualizing these objects in three dimensions comes with special challenges. ...
Dec 01, 2009 |
4.7 / 5 (15) |
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Imaging a catalyst one atom at a time
(PhysOrg.com) -- The catalytic processes that facilitate the production of many chemicals and fuels could become much more environmentally friendly thanks to a breakthrough achieved by researchers from Lehigh ...
Nanotechnology / Nanomaterials
Nov 09, 2009 |
5 / 5 (3) |
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Roadrunner supercomputer simulates nanoscale material failure
Very tiny wires, called nanowires, made from such metals as silver and gold, may play a crucial role as electrical or mechanical switches in the development of future-generation ultrasmall nanodevices.
Oct 29, 2009 |
4 / 5 (1) |
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Scientists solve decade-long mystery of nanopillar formations
Scientists at the California Institute of Technology have uncovered the physical mechanism by which arrays of nanoscale pillars can be grown on polymer films with very high precision, in potentially limitless ...
Oct 22, 2009 |
4.9 / 5 (24) |
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Researchers can precisely manipulate polarization in nanostructures
(PhysOrg.com) -- Researchers from the MESA+ Institute for Nanotechnology at the University of Twente, The Netherlands, working with American researchers, have succeeded in using an electrical signal to control ...
Oct 22, 2009 |
3 / 5 (1) |
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Scientists bend nanowires into 2-D and 3-D structures
(PhysOrg.com) -- Taking nanomaterials to a new level of structural complexity, scientists have determined how to introduce kinks into arrow-straight nanowires, transforming them into zigzagging two- and three-dimensional ...
Oct 21, 2009 |
4.4 / 5 (8) |
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Highlight: Nanoscale piezoresponse of ferroelectric domains
The first fundamental studies of the dependence of ferroelectric domain configuration and switching behavior on the shape of epitaxial BiFeO3 (BFO) nanostructures has been reported by users from Northwestern ...
Oct 20, 2009 |
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Graphene Used As Floating-Molecular Carpet To Ornament It With 24-Carat Gold 'Snowflakes'
(PhysOrg.com) -- In an effort to make graphene more useful in electronics applications, Kansas State University engineers made a golden discovery -- gold "snowflakes" on graphene.
Nanotechnology / Nanomaterials
Oct 12, 2009 |
4.2 / 5 (6) |
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In Brief: Exploring the limits of antiferromagnetism in nanostructured materials
(PhysOrg.com) -- Researchers in the Electronic & Magnetic Materials & Devices Group (Argonne National Laboratory) and at Politecnico di Milano in Italy explored the limits of antiferromagnetism in a nanostructured ...
Oct 09, 2009 |
3 / 5 (1) |
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New research may lead to revolutionary new devices
Dr. Jiwoong Park of Cornell University, who receives funding for basic research from the Air Force Office of Scientific Research (AFOSR), is investigating carbon nanostructures that may some day be used in ...
Nanotechnology / Nanomaterials
Sep 25, 2009 |
4.4 / 5 (8) |
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Salt and Paper Battery May One Day Replace Lithium Batteries
(PhysOrg.com) -- Salt and paper battery can be used in many low-power devices, such as medical implants, RFID tags, wireless sensors and smart cards. This battery uses a thin-film which makes it an attractive ...
Technology / Energy & Green Tech
Sep 15, 2009 |
4.6 / 5 (18) |
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Michigan scientists working on super-fast, secure computing
Air Force Office of Scientific Research(AFOSR)-supported physicists at the University of Michigan are developing innovative components for quantum, or super-fast, computers that will improve security for data ...
Sep 09, 2009 |
4 / 5 (3) |
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Scientists Build Nanostructures out of Single DNA Strands
(PhysOrg.com) -- With its unique double-helical structure, DNA has the ability to be used as a programmable building material to construct designer nanoscale architectures. Complex DNA architectures could ...
Nanotechnology / Bio & Medicine
Sep 08, 2009 |
5 / 5 (4) |
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IBM Scientists Effectively Eliminate Wear at the Nanoscale
(PhysOrg.com) -- IBM scientists have demonstrated a promising and practical method that effectively eliminates the mechanical wear in the nanometer-sharp tips used in scanning probe-based techniques. This discovery can potentially ...
Sep 07, 2009 |
4.4 / 5 (14) |
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