發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Effect of in-segregation on sub bands in Ga1-x′in x′As1-y′/GaAs quantum well for 1.3 and 1.55 μm operation wavelengths