Phys. Rev. Focus28, 5 (2011) – Published July 29, 2011
Researchers fabricated a material that generates an electric field due to a stretched atomic structure, and they modified its properties by changing its growth conditions. Similar materials may be useful in nanotechnology.
Phys. Rev. Focus26, 18 (2010) – Published October 29, 2010
Atoms in graphite under high pressure appear to form a simple structure made of interconnected, four-atom rings, according to new computer simulations that were compared with previous experimental data.
Phys. Rev. Focus24, 9 (2009) – Published September 4, 2009
According to a new theory, the extreme hardness of new layered materials comes from the strength of chemical bonds that are oriented perpendicular to the deforming force, rather than parallel, as might be expected.