發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Effects of tensile strain in barrier on optical gain spectra of GaInNAs/GaAsN quantum wells