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  ______    ______    _____      ___     _    _   
 /_   _//  /_   _//  / ____||   / _ \\  | \  / || 
 `-| |,-    -| ||-  / //---`'  / //\ \\ |  \/  || 
   | ||     _| ||_  \ \\___   |  ___  ||| .  . || 
   |_||    /_____//  \_____|| |_||  |_|||_|\/|_|| 
   `-`'    `-----`    `----`  `-`   `-` `-`  `-`

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Text this: Laser-controlled etching of (Al,Ga)As epitaxial layers