| http://www.w3.org/ns/prov#value | - The thus treated particles of graphite are sometimes referred to as ???particles of intercalated graphite.??? Upon exposure to high temperature, e.g. temperatures of at least about 160??? C. and especially about 700??? C. to 1000??? C. and higher, the particles of intercalated graphite expand as much as about 80 to 1000 or more times their original volume in an accordion-like fashion in the c-dire
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