發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : ZnO nanostructures with tunable visible luminescence: Effects of kinetics of chemical reduction and annealing