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 _    _      ___     __   __    _____    __   _   
| \  / ||   / _ \\   \ \\/ //  |  ___|| | || | || 
|  \/  ||  / //\ \\   \   //   | ||__   | '--' || 
| .  . || |  ___  ||  / . \\   | ||__   | .--. || 
|_|\/|_|| |_||  |_|| /_//\_\\  |_____|| |_|| |_|| 
`-`  `-`  `-`   `-`  `-`  --`  `-----`  `-`  `-`

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Text this: Negative refraction in hyperbolic metamaterials