Recent content by Fnux

I am currently studying for a physics masters. The topic of the thesis will be related to Fourier ptychography (https://www.nature.com/articles/nphoton.2013.187 https://www.osapublishing.org/boe/abstract.cfm?uri=boe-5-7-2376). Otherwise, generally interested in optics, solid state physics...

Physics is cool!

During the derivation of the dielectric function of a plasma (Kittel 8. ed. chap. 14), this somewhat mysterious quantity ε(∞) is inserted to account for the high-frequency dielectric contribution of the ionic background. In some ways, I see how this is related to the "external" charge density in...