Exercises will be hands-on training of modelling optical properties in solids using ellipsometry software.
The software Complete EASE will be provided for use on a personal computer during the term.
Propagation of light
- Light intensity
- Penetration depth of light
- Definition of optical constants
Dielectrics
- Dielectric polarization
- Dielectric function
- Kramers-Kronig relation
Reflection and transmission of light
- Refraction and Snell’s law
- p- and s-polarized light
- Reflection coefficient, transmission coefficient
- Reflectance and transmittance
- Brewster angle
- Total reflection
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Part II - winter terms:
Optical interference
- Optical interference in thin films
- Optical interference in multilayers
Spectroscopic ellipsometry
- Measured value in ellipsometry (y, D)
- Interpretation of (y, D) with optical constants
- Variation of (y, D) in transparent films
- Variation of (y, D) in absorbing films
Dielectric function models
- Lorentz model
- Sellmeier and Cauchy model
- Tauc-Lorentz model
- Drude model
Effective medium approximation
- Effective medium theories
- Modelling of surface roughness
Literature:
1) Hiroyuki Fujiwara, Spectroscopic Ellipsometry: Principles and Applications, Wiley, 2007 https://onlinelibrary.wiley.com/doi/book/10.1002/9780470060193
2) Mark Fox: Optical Properties of Solids, Oxford University Press, 2nd edition 2010. https://global.oup.com/academic/product/optical-properties-of-solids-9780199573370?q=Mark%20fox&lang=en&cc=de |
