fig6

Figure 6. (A) Cohesive energy as a function of atomic volume for HCP structure and (B) cohesive energy for BCC, FCC, and HCP structures using the DP model. HCP: Hexagonal close-packed; BCC: body-centered cubic; FCC: face-centered cubic; DP: Deep Potential; DFT: Density Functional Theory; MEAM: Modified Embedded-Atom Method; ANN: artificial neural network.