Text this: Structural modification of polymeric amorphous hydrogenated carbon films induced by high energetic He+ irradiation and thermal annealing

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