DoITPoMS

Micrograph 749 and full record

Link to image file for micrograph 749
Micrograph no
749
Brief description
Bi 20, Sn 80 (wt%)
Keywords
alloy Link to MATTER Glossary entry for alloy, bismuth, metal, tin
Categories
Metal or alloy
System
Bi-Sn   Link to phase diagram
Composition
Bi 20, Sn 80 (wt%)
Standard codes
Reaction
Processing
Small casting in alumina crucible - air cooled.
Applications
Educational alloy - low melting point allows easy and safe use for students.
Sample preparation
Standard polishing techniques.
Technique
Scanning electron microscopy (SEM) in secondary electron imaging (SEI) mode
Length bar
10 μm
Further information
Low concentration of bismuth - there are two components - higher bismuth (light coloured because bismuth has a larger atomic mass than tin) and low bismuth (grey).
Contributor
M Charles and A Cockburn
Organisation
Department of Materials Science and Metallurgy, University of Cambridge
Date
07/05/03
Licence for re-use
Attribution-Non-Commercial-Share Alike 2.0 UK: England & Wales
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