Manufacturing Industry
Graphite-like structure has high hardness.(Materials)
Advanced Ceramics Report, January, 2004
A US research team has identified a new phase of carbon, which it describes as super-hard compressed graphite.
According to one of the researchers, National Synchrotron Light Source (NSLS) physicist Chi-chang Kao "The new phase is very hard--it actually left an indentation on diamond." (NSLS is a division of the US Department of Energy's Brookhaven National Laboratory.) Using a method developed at NSLS that is known as inelastic X-ray scattering, the research team studied the way carbon bonds in sheets of graphite buckle under very high pressures in a diamond anvil cell (a device that uses the polished faces of two diamonds to apply pressure to a sample).
In the experiment, a beam of X-rays was focused on the sample in the diamond anvil cell through a...
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