發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Comparison of nitrogen compositions in the as-grown GaN[sub x]As[sub 1−x] on GaAs measured by high-resolution x-ray diffraction and secondary-ion mass spectroscopy