أرسل هذا في رسالة قصيرة: TUNING THE ELECTRONIC AND SPINTRONIC PROPERTIES OF GRAPHENE BY DOPING AND ATOM ADSORPTION

  ______   _    _    ______    _    _     ______  
 /_____// | || | || |      \\ | || | ||  /_   _// 
 `____ `  | || | || |  --  // | || | ||  `-| |,-  
 /___//   | \\_/ || |  --  \\ | \\_/ ||    | ||   
 `__ `     \____//  |______//  \____//     |_||   
 /_//       `---`   `------`    `---`      `-`'   
 `-`