發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Photoluminescence characteristics of GaInNAs quantum wells annealed at high temperature