Micrograph 4 and full record
- Micrograph no
- 4
- Brief description
- Al 67, Cu 33 (wt%), eutectic alloy
- Keywords
- alloy , aluminium , copper, eutectic , lamella , metal
- Categories
- Metal or alloy
- System
- Al-Cu
- Composition
- Al 67, Cu 33 (wt%)
- Standard codes
- Reaction
- Processing
- Unidirectionally solidified
- Applications
- Sample preparation
- Etched in sodium hydroxide solution
- Technique
- Scanning electron microscopy (SEM)
- Length bar
- 15 μm
- Further information
- This SEM image shows the lamellar eutectic very clearly. The interlamellar spacing is about one micron. There are several imperfections in the lamellar structure, which have arisen from irregularities and disturbances during growth.
- Contributor
- Prof T W Clyne
- Organisation
- Department of Materials Science and Metallurgy, University of Cambridge
- Date
- 25/10/01
- Licence for re-use
- Attribution-NonCommercial-ShareAlike 4.0 International
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