Transcript Document

Part IB
Materials Science and Metallurgy
Course A: Metals & Alloys
Professor Harry Bhadeshia
Lecture 4: Solidification
•Constitutional supercooling
•Cells and dendrites in alloys
•Non-equilibrium solidification
•Segregation
•Banding
Consider steady-state solidification
T
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Vitali Pavlik of Aachen University
Professor Wilfried Kurz of the
Swiss Federal Institute of
Technology Lausanne
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Dendrites of zinc rescued from
partially solidified melt
•Constitutional supercooling
•Cells and dendrites in alloys
•Non-equilibrium solidification
•Segregation
•Banding
Korda et al., 2006
Data from H. Jones, 1982