What does 'harder than diamond' mean?
Brazhkin
V
V
Dubrovinskaia
N
N
Nicol
M
M
Novikov
N
N
Riedel
R
R
Solozhenko
V
V
Zhao
Y
Y
D018130:Diamond / Q000737:chemistry* / Q000592:standards*; D006244:Hardness; D006245:Hardness Tests / Q000379:methods* / Q000592:standards*; D008422:Materials Testing / Q000379:methods* / Q000592:standards*
D018130:Diamond