Fig. 3: Formation enthalpy of Re7N3. | Nature

Fig. 3: Formation enthalpy of Re7N3.

From: Materials synthesis at terapascal static pressures

Fig. 3

ac, Data are shown with respect to theoretically predicted34 (black squares) and experimentally known (red squares, Re3N and ReN213 (P21/c), ReN2 (P4/mbm), ReN1011 (Immm)) competing high-pressure phases in the ReNx system, calculated at pressures of 100 GPa (a), 730 GPa (b) and 900 GPa (c). hcp, hexagonal close-packed; CG-type N, cubic gauche nitrogen.

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