(See related pages)
By the end of this chapter, students will be able to...
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Distinguish between a solid solution and alloy. |
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Describe microstructure and macrostructure of a solid material. |
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Describe the two energies involved in the solidification of pure metal, and write the equation for the total free-energy change associated with the transformation of the liquid state to solid nucleus by homogeneous nucleation. |
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Distinguish between equiaxed and columnar grains. |
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Describe the lattice imperfections in real crystals. |
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Learn how and why SEM and TEM can be used for material characterization. |
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Explain why alloys are preferred materials than pure metals in structural applications (buildings, bridges, aircraft). |
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Name the two mechanisms of diffusion and two types of diffusion. |
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Calculate the diffusion coefficient for some elements at a specific temperature and time. |
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Define all parameters in Fick’s first and second laws of diffusion, and specify for which type of diffusion each of these equations apply. |