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Table 1 The lattice parameters and cohesive energies of different C/Si materials

From: First Principles Study of Penta-siligraphene as High-Performance Anode Material for Li-Ion Batteries

  a (Å) dC2–C1/Si(Å) dC2–C2 dSi–Si (Å) Ecoh (eV·atom−1)
Graphene 2.460 1.420 − 9.14
P-C6 3.636 1.549 1.339 − 8.24
Diamond 3.574 1.547 − 9.01
Silicon 5.471 2.369 − 5.34
g-Si2C4 5.007 1.794 1.441 − 7.46
P-Si2C4 4.405 1.907 1.362 − 7.26