Research Article
Numerical Simulation, Analysis, and Fabrication of MEMS-Based Solid Ag and Cu Microneedles for Biomedical Applications
Table 3
Comparison between properties of silver and copper.
| Element | Silver | Copper |
| Ultimate tensile strength | 110 MPa | 210 MPa | Young’s modulus of elasticity | 83 GPa | 120 GPa | Elastic limit | 300 MPa | 330 MPa | Endurance limit | 40 MPa | 70 MPa | Hardness | 250 MPa | 400 MPa |
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