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Highlight: STM banopatterning on pristine Nb-doped SrTiO3 surfaces
Nov 04, 2009 |
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Collaborative users from the Advanced Photon Source at the Argonne National Laboratory, working with the Electronic & Magnetic Materials & Devices Group, have found a controllable way to modify the surfaces ...
New use found for tunneling microscope
Apr 23, 2007 |
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Dutch researchers have found a new use for scanning tunneling microscopes: visualizing individual catalysts at work at a solid-liquid interface.
IBM Celebrates 20th Anniversary of Moving Atoms (w/ Video)
Sep 28, 2009 |
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(PhysOrg.com) -- On this day in 1989, IBM Fellow Don Eigler became the first person in history to move and control an individual atom. Shortly thereafter, on November 11 of that year, Eigler and his team ...
Physicists manipulate temperature of Kondo effect
Jan 31, 2007 |
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Physicists at Ohio University have learned how to manipulate the temperature of the Kondo effect, which they observed for the first time in a two-dimensional molecular layer.
Researchers put a new spin on atomic musical chairs
Dec 02, 2009 |
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Researchers from the National Institute of Standards and Technology and the Naval Research Laboratory have developed a new way to introduce magnetic impurities in a semiconductor crystal by prodding it with ...
Nanoscientists Create Biological Switch from Spinach Molecule
Nanotechnology / Bio & Medicine
Sep 05, 2006 |
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Nanoscientists have transformed a molecule of chlorophyll-a from spinach into a complex biological switch that has possible future applications for green energy, technology and medicine.
Researchers Observe Hydrogen-Bond Exchange
May 08, 2008 |
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Hydrogen bonds are quite small, on the level of a few angstroms. They can also be passed between two different molecules very quickly, at speeds of tens of times per second. But in spite of these properties, ...
Nano-sonar uses electrons to measure under the surface
Feb 27, 2009 |
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Just as sonar sends out sound waves to explore the hidden depths of the ocean, electrons can be used by scanning tunnelling microscopes to investigate the well-hidden properties of the atomic lattice of metals. ...
Researchers improve ability to write and store information on electronic devices
Sep 13, 2007 |
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New research led by the U.S. Department of Energy's Argonne National Laboratory physicist Matthias Bode provides a more thorough understanding of new mechanisms, which makes it possible to switch a magnetic ...
Covering the bases: Quantum effect may hold promise for low-cost DNA sequencing, sensor applications
Nanotechnology / Bio & Medicine
Mar 22, 2009 |
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A ghostly property of matter, called quantum tunneling, may aid the quest for accurate, low-cost genomic sequencing, according to a new paper in Nature Nanotechnology Letters by Stuart Lindsay and his collab ...
Enabling graphene-based technology via chemical functionalization
May 17, 2009 |
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Graphene is an atomically thin sheet of carbon that has attracted significant attention due to its potential use in high-performance electronics, sensors and alternative energy devices such as solar cells. While the physics ...
Nano Measurement in the 3rd Dimension
Jul 06, 2009 |
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From the motion sensor to the computer chip - in many products of daily life components are used whose functioning is based on smallest structures of the size of thousandths - or even millionths - of millimetres. ...
Tethered molecules act as light-driven reversible nanoswitches
Jun 23, 2008 |
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Our ability to see is based on molecules in the eye that flip from one conformation to another when exposed to visible light. Now, a new technique for attaching light-sensitive organic molecules to metal ...
Scientists directly measure charge states of atoms using an atomic force microscope
Jun 23, 2009 |
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(PhysOrg.com) -- IBM scientists in collaboration with the University of Regensburg, Germany, and Utrecht University, Netherlands, for the first time demonstrated the ability to measure the charge state of ...
Nanoscale Dimensioning Is Fast, Cheap with New Optical Technique
Oct 29, 2008 |
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(PhysOrg.com) -- A novel technique under development at the National Institute of Standards and Technology uses a relatively inexpensive optical microscope to quickly and cheaply analyze nanoscale dimensions ...
