{TAIL ~ The diamond like carbon material} of the present invention is highly tetrahedral, that is, it features a large number of {HEAD ~ the sp3 carbon carbon bonds} which are found within a diamond crystal lattice 
{ TAIL ~ The diamond like carbon material } of the present invention is highly tetrahedral , that is , it features a large number of { HEAD ~ the sp3 carbon carbon bonds } which are found within a diamond crystal lattice
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