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

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Text this: Optical nonlinearities and photo-excited carrier lifetime in CdS at 532 nm