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Comparison of the features between positive master and negative master for PDMS molding.
| Types of Master | End Mill | Replica Time | Roughness Surface | Microstructure | Ref. |
|---|---|---|---|---|---|
| Negative | Several | Twice | Side and bottom | Dependent on mill size | [29] |
| Positive | Only one | Once | Side | Independent on mill size (except cross-junction) | This work |
