Figure 2 (IMAGE)

Moscow Institute of Physics and Technology

Figure 2

Caption

Hard and superhard materials on the "treasure map". The horizontal position of a symbol reflects its fracture resistance and its vertical position reflects its Vickers hardness. Black symbols represent known materials, blue ones represent new materials; symbols marked by a red spot indicate materials that are stable at ambient conditions

Credit

Alexander G. Kvashnin, Journal of Applied Physics

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