Phase Transformations
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Phase Transformations Syllabus — Unit-wise Content
The official GTU curriculum for Phase Transformations (subject code 3142111) as prescribed for Metallurgy · Semester 4 divides the course into 9 units, covering 28 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3142111)Unit 1 Module 1
- Definition and types of Phase transformations
Unit 2 Module 2
- Diffusion: Fick's laws of diffusion
- solution of Fick's second law and its applications
- atomic model of diffusion and role of crystal defects
- temperature dependence of diffusion coefficient
Unit 3 Module 3
- Kirkendall effect
- Diffusional transformation in solids and diffusionless transformation in solids. 04 15
Unit 4 Module 4
- Nucleation and growth - energy considerations
- homogeneous nucleation
- heterogeneous nucleation
- growth kinetics
- overall transformation rates
Unit 5 Module 5
- Crystal interfaces and microstructure
- Microstructure evolution including recrystallization and grain growth. 03 10
Unit 6 Module 6
- Precipitation from solid solution: Homogeneous and hetrogeneous nucleation of precipitates
- the aging curve
- mechanisms of age hardening
- examples from Al-Cu and other alloy systems
Unit 7 Module 7
- Martensitic Transformations: General characteristics of martensitic reactions
- similarity to deformation twinning
- bain distortion
- crystallography and kinetics of martensitic transformations
- examples from ferrous and non-ferrous alloy systems
Unit 8 Module 8
- Order-disorder Transformation Examples of ordered structures
- long and short range order
- detection of super lattices
- influence of ordering on properties
Unit 9 Module 9
- Spinodal decomposition Subject Code: 3142111 w.e.f
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