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

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