a357b5a1   
   From: ellocomateo@free.fr   
      
   2012-05-31 17:31, George Herold scripsit:   
   > On May 27, 5:01 am, "Mat' G."  wrote:   
   >> Hello,   
   >>   
   >> I am considering a monochromatic (wavelength lambda) circular polarized   
   >> beam normally incident on a grating of parallel nanowires of a noble   
   >> metal (conductor).   
   >> The wires's size is tuned so that at lambda the wires absorb light   
   >> linearly polarized along the wire short axis (width).   
   >> On the contrary, the wires are non resonant along their long axis (length).   
   >>   
   >> What is transmitted when circular polarized light is impinging the   
   >> sample: Linear polarized light along the long axis?   
   >>   
   >> Thanks for commenting!   
   >>   
   >> Mateo   
   >   
   > Hmm, I'm confused by the absorption of light along the short axis.  I   
   > the dim past I used a wire grid polarizer to make polarized light in   
   > the FIR.   
   > http://en.wikipedia.org/wiki/Polarizer   
   > In the wire grid polarizer there is absorption of light with the E   
   > field parallel to the wire direction.   
   >   
   > George H.   
      
   FYI, the wires in question are tuned to drive a plasmonic oscillation.   
   There is of course some absorption along the long axis, but much less   
   than along the short axis.   
      
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