- Light extraction by directional sources within optically dense mediaJames R Nagel
Terahertz Device Corp, Salt Lake City, Utah 84124, USA
Opt Express 20:27530-41. 2012..Due to index matching, Fresnel reflections are generally negligible for materials with large escape cones, but reduce LEE by 20 % or more when critical angle is below 25°...
- Exact field solution to guided wave propagation in lossy thin filmsJames R Nagel
Department of Electrical and Computer Engineering, University of Utah, Salt Lake City, Utah, USA
Opt Express 19:20159-71. 2011..Lossy mode propagation is then explored in the context of photovoltaics by modeling a thin film solar cell made of amorphous silicon...