أرسل هذا في رسالة قصيرة: XPS studies of chemically synthesized polypyrrole-halogen charge transfer complexes

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