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

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Text this: Self assembled photonic crystals in solar cells