PH5520 Materials Physics ... (3-0-0) s [alternate years] ... 3 Cr
Next Offered: Spring 2008
Course Description:
Materials classification and structures; phase diagrams; lattice
imperfections; quasiparticles; boundaries and interfaces;
mechanical, electronic, optical, magnetic and superconducting
properties of materials.
Prerequisite: graduate standing and permission of instructor.
Text Spring, 2006:
- Optical Waves in Crystals, Amnon Yariv & Pochi Yeh
(ISBN 0471-09142-1)
Typical Texts:
Introductory level:
- Solid State Physics, Hook & Hall, 1991.
- Introductory Solid State Physics, 1990.
Intermediate level:
- Introduction to Solid State Physics, Kittel, 1996
- Solid State Physics, Burns, 1990
- Electronic Properties of Materials, Hummel, 1997
Advanced Level
- Solid State Physics, Ibach and Luth, 1995
- Solid State Physics, Ashcroft and Mermin, 1976
Software: Carinev3 (crystallography), Simulations for Solid State Physics
Typical Syllabus (Approximate number of weeks)
- Weeks 1-2
Materials classification and structure.
Thermodynamics of single-phase systems.
Lattice crystallography. Reciprocal lattice.
Crystal binding and elastic constants. Introductory theory of elasticity.
- Weeks 3-4
Thermodynamics of solid solutions.
Phase diagrams. Phase transformations.
Crystallization and growth models.
Growth techniques for bulk single crystals and thin films.
- Weeks 5-6
Connection between physical properties of materials and their
structural properties.
Crystal imperfections. Point defects. Dislocations
and stacking faults.
Boundaries, surfaces and interfaces.
- Week 7
Engineering materials, their properties and classification.
Mechanical properties. Plastic deformation. Brittleness.
Dynamics of dislocations and microcracks.
- Weeks 8-9
Electronic materials, their properties and characterization.
Band theory, Brillouin zones and Fermi surfaces.
Electron dynamics in metals and
semiconductors. Hall effects and magnetoresistance.
Landau levels and oscillatory effects in magnetic fields.
- Weeks 10-11
Optical and optoelectronic materials, their properties and characterization.
Photons and optical properties.
Kramers-Kroenig relations.
Free-carrier absorption and interband transitions.
Raman spectra.
- Weeks 12-13
Magnetic materials.
Magnetic scattering, magnons and spin waves.
Paramagnetism and Hund's rules.
Neel model. Ferromagnetism, antiferromagnetism, domains and Bloch walls.
- Week 14 Dielectrics, piezoelectrics and ferroelectrics.
Dielectric constant, dispersion and susceptibility.
Phase transitions and soft modes.
Pyroelectric materials.
- Week 15
Superconducting materials.
Magnetic and electric effects. London's equation.
Outline of Bardeen-Cooper-Schrieffer theory. Josephson effects.
High-temperature superconductivity.
- Week 16 Topical Presentation Sessions and Final Exam.
Course Rationale:
Unlike related courses, this course is uniquely designed around the
direct connection between physical properties of materials
and their structural properties. The main topics listed above are
presented based on the same unified concept of quasi-particles
in solids (electrons, phonons, magnons). Detailed composition of
the course and emphasis on topics can be changed in accordance
with research areas of the students and their advisors.
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