發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Fermi level depinning via insertion of a graphene buffer layer at the gold-2D tin monoxide contact