# CBEMS 65A Thermodynamics of Materials (2017-2018)

#### CBEMS 65A Thermodynamics of Materials

**CBEMS 65A Thermodynamics of Materials (Credit Units: 4)** Treatment of the laws of thermodynamics and their application in understanding properties and equilibrium states of engineering materials. Develops relationships pertaining to multiphase equilibrium and presents graphical constructions for interpretation of phase diagrams. Statistical thermodynamics in relation to materials phenomena. Prerequisite: ENGR 1A or CHEM 1A and PHYSICS 7C. Materials Science Engineering majors have first consideration for enrollment. Only one course from CBEMS 65A, CBEMS 45B, ENGRMAE 91 may be taken for credit. (Design units: 0)

Course website.

1. Gain an understanding of the first and second laws of thermodynamics and their application of a wide variety of materials, design, and engineering applications.

2. Understand the first law of thermodynamics specifically in relation to the various forms of work that can occur and their transformations, and be able to analyze the work and heat interactions associated with a given process.

3. Be able to evaluate entropy changes associated with a given process, and be able to evaluate the reversibility or irreversibility of a given process from such calculations.

4. Develop an understanding of the use of the Gibbs and Helmholtz free energies as criteria for the equilibrium. and their use in developing equilibrium conditions for open an closed systems.

5. Develop an understanding of thermodynamic functions, their interrelationships, and their use in solving practical problems related to materials equilibrium states.

6. Be familiar with the principles governing phase diagrams and construction of such diagrams.

7. Be able to assess the dependency of the state of a material or material system on volume, temperature and pressure, and to determine the equilibrium states of a wide variety of systems ranging from mixtures of gases to multicomponent solids.

8. Gain an understanding of solution thermodynamics, and demonstrate an ability to relate the characteristics and relative energies of phases of mixtures to phase diagrams.

- General chemistry and general physics.
- Use of units and significant figures.
- Chemical stoichiometry.

- Introduction and Definition of Terms
- The First Law of Thermodynamics
- The Second Law of Thermodynamics
- Statistical Thermodynamics and Interpretation of Entropy
- Thermodynamic Variables, Auxiliary Functions and Property Relations
- Heat Capacity, Enthalpy, Entropy and the Third Law of Thermodynamics
- Phase Equilibrium and Chemical Equilibrium in Thermodynamic Systems
- Thermodynamics of Phase Transformations and Chemical Reactions
- Thermodynamic Behavior of Gases
- Thermodynamic Behavior of Solutions
- Thermodynamics of Multicomponent Heterogeneous Systems
- Thermodynamics of Phase Diagrams
- Capillarity Effects in Thermodynamics: Effects of Surfaces and Interfaces
- Thermodynamic Effects of External Fields: Gravitational, Centrifugal and Electrostatic Effects
- Electrochemistry

Meets for 3 hours of lecture and 1 hour of discussion each week for 10 weeks.

Computer literacy and basic skills are required for performing analysis using software.

None.

This course is designed to teach students about students the relationships that exist between the equilibrium state of a given system and the influences that are brought to bear on the system. It provides an understanding of phase stability, drivers for materials evolution, and how these phenomena are related to materials fabrication and current materials engineering challenges.

- Homework: 10
- Quizzes: 20%
- Midterm Exam: 35%
- Final Exam: 35%
- Total: 100%

Mathematics and Basic Science: 0.0 credit units

Computing: 0.0 credit units

Engineering Topics: 0.0 credit units

Engineering Science: 0.0 credit units

Engineering Design: 0.0 credit units