UNSW Handbook Course - Diffusion and Kinetics

Diffusion and Kinetics - MATS1013


	Faculty: Faculty of Science
	School: School of Material Science and Engineering
	Campus: Kensington Campus
	Career: Undergraduate
	Units of Credit: 3
	Contact Hours per Week: 2
	Offered: Semester 1 2005
	Fee Band: 2

Description

Unit 1 Diffusion Staff Contact: Professor David Young. Fick's first and second laws. Solutions for short and long times by analytical and numerical methods. Boundary conditions for solid-fluid and solid-solid interfaces. Diffusion couples. Atomic level diffusion theory. Diffusion with variable D values, phase boundary migration and Kirkendall effect.
Unit 2 Kinetics Staff Contact: Dr Haiping Sun. Elementary and non-elementary reactions. Reaction order. Activation energy. Irreversible and reversible reactions. Heterogeneous reactions. Kinetics of solid state-gas (fluid) reactions. Elementary steps. Rate-controlling step. Intrinsic kinetics. Chemisorption. Mass transfer in the gas phase and fluid. Multicomponent system. Knudsen diffusion. Shrinking core model.

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