Mathematical Sciences Classification System
74Nxx - Phase transformations in solids 
[See also  74A50,  80Axx,  82B26,  82C26]
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                            74N05Crystals
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                            74N10Displacive transformations
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                            74N15Analysis of microstructure
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                            74N20Dynamics of phase boundaries
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                            74N25Transformations involving diffusion
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                            74N30Problems involving hysteresis
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                            74N99None of the above, but in this section