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

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Text this: High resolution emission spectra of TL materials