Text this

Number:

Provider:

CAPTCHA:

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

Please enter what you see:

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