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Figure 3
Parallel (circles) and perpendicular (squares) effective force constants for the first shell of different systems: open symbols refer to Cu, solid symbols to Ge, GaAs, InP, CdTe and CuCl. The dashed lines are guides to the eye. |
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Figure 3
Parallel (circles) and perpendicular (squares) effective force constants for the first shell of different systems: open symbols refer to Cu, solid symbols to Ge, GaAs, InP, CdTe and CuCl. The dashed lines are guides to the eye. |