發送短信

數:

提供者:

CAPTCHA:

            _____    _____      ______    _____   
    ___    |  ___|| |  __ \\   /_   _//  |__  //  
   /   ||  | ||__   | |  \ ||   -| ||-     / //   
  | [] ||  | ||__   | |__/ ||   _| ||_    / //__  
   \__ ||  |_____|| |_____//   /_____//  /_____|| 
    -|_||  `-----`   -----`    `-----`   `-----`  
     `-`

Please enter what you see:

發送短信 : Low-temperature processed, stable n-i-p perovskite solar cells with indene-C60-bisadduct as electron transport material