| Interface connection form | Perfect connection (PC) | Frictional contact (FC) | Smooth contact (SC) | |
| Substrate | Elastic substrate I (C) | C_PC | C_FC | C_SC |
| Elastic substrate II (2C) | 2C_PC | 2C_FC | 2C_SC | |
| Elastic substrate III (3C) | 3C_PC | 3C_FC | 3C_SC | |
| Elastic substrate VI (4C) | 4C_PC | 4C_FC | 4C_SC | |
| Elastic substrate V (10C) | 10C_PC | 10C_FC | 10C_SC | |
| Rigid substrate (∞C) | ∞C_PC | ∞C_FC | ∞C_SC | |