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

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Text this: Highly sensitive naked eye detection of Iron (III) and H2O2 using poly-(tannic acid) (PTA) coated Au nanocomposite