Spin angular momentum of light

I'm a 46 years old and working at the college (Greek and Roman Culture).
In my spare time I try to learn Bengali. I've been twicethere and look forward to go there sometime in the future. I love to read, preferably on my kindle. I really love to watch Doctor Who and 2 Broke Girls as well as documentaries about anything technological. I love Games Club - Dungeons and Dragons, Monopoly, Etc..

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