發送短信 : Over 7% photovoltaic efficiency of a semicrystalline donor-acceptor polymer synthesized via direct arylation polymerization

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