أرسل هذا في رسالة قصيرة: Bistable electrical switching and rewritable memory effect in a thin film acrylate copolymer containing carbazole-oxadiazole donor-acceptor pendant groups

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