Lead sulfide (PbS) forms when an equal number of lead and sulfur atoms exchange electrons and bond together in cubic crystals. Now scientists have determined that a structure comprising 32 lead-sulfur pairs is the smallest ...
Condensed Matter
Jan 17, 2012
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(PhysOrg.com) -- Northwestern University researchers have developed a new technique for rapidly prototyping nanoscale devices and structures that is so inexpensive the "print head" can be thrown away when done.
Nanophysics
Jan 26, 2011
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One of the basic principles of nanotechnology is that when you make things extremely small—one nanometer is about five atoms wide, 100,000 times smaller than the diameter of a human hair—they are going to become more ...
Nanomaterials
May 19, 2013
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A novel microscopy method at the Department of Energy's Oak Ridge National Laboratory is helping scientists probe the reactions that limit widespread deployment of fuel cell technologies.
Materials Science
Aug 15, 2011
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(PhysOrg.com) -- A collaboration between the Advanced Photon Source and Center for Nanoscale Materials at Argonne National Laboratory has "seen" the crystallization of nanoparticles in unprecedented detail.
Nanophysics
May 14, 2010
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(Phys.org) —An old, somewhat passé, trick used to purify protein samples based on their affinity for water has found new fans at the National Institute of Standards and Technology, where materials scientists are using ...
Nanomaterials
May 1, 2013
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(PhysOrg.com) -- With controlled stretching of molecules, Cornell researchers have demonstrated that single-molecule devices can serve as powerful new tools for fundamental science experiments. Their work has resulted in ...
Nanophysics
Jun 10, 2010
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One-atom-thick sheets of carbon—known as graphene—have a range of electronic properties that scientists are investigating for potential use in novel devices. Graphene's optical properties are also garnering attention, ...
Nanophysics
Dec 5, 2012
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(Phys.org) —Better batteries, catalysts, electronic information storage and processing devices are among potential benefits of an unexpected discovery made by Oak Ridge National Laboratory scientists using samples isolated ...
Nanomaterials
Aug 13, 2013
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A team of scientists working at Argonne National Laboratory's (ANL) Center for Nanoscale Materials has successfully carved ultrananocrystalline diamond (UNCD) thin films into nanowires, boosting the material's functionality ...
Nanophysics
Nov 4, 2011
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