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
2
0
A University of California, San Diego faculty-student team is about to demonstrate a first-of-its kind, phase-change memory solid state storage device that provides performance thousands of times faster than a conventional ...
Engineering
Jun 2, 2011
6
0
On May 13 2011, the journal Science published a paper where scientists from Risoe DTU (Denmark), in collaboration with scientists from China and the USA, report a new method for revealing a 3-D picture of the structure inside ...
Nanophysics
May 16, 2011
1
0
Valley-based electronics, also known as valleytronics, is one step closer to reality. Two researchers at the Naval Research Laboratory (NRL) have shown that the valley degree of freedom in graphene can be polarized through ...
General Physics
Apr 27, 2011
14
0
(PhysOrg.com) -- The addition of extremely small crystals to solid electrolyte material has the potential to considerably raise the efficiency of fuel cells. Researchers at TU Delft were the first to document this accurately. ...
Nanomaterials
Mar 28, 2011
0
0
(PhysOrg.com) -- Livermore researchers have found that a crystal of cerium -- the chemical element that can be used for catalysts and fuel additives -- behaves in very unique ways when subjected to high pressures.
Condensed Matter
Jan 27, 2011
11
0
(PhysOrg.com) -- Harvard materials scientists have come up with what they believe is a new way to model the formation of glasses, a type of amorphous solid that includes common window glass.
Condensed Matter
Nov 4, 2009
0
0
This week's Nature Materials (09 March 2009) reveals how an international team of scientists led by researchers at the London Centre for Nanotechnology (LCN) at UCL have discovered a novel one dimensional ice chain structure ...
Nanomaterials
Mar 8, 2009
1
0
