أرسل هذا في رسالة قصيرة: Fabrication and characterization of multilayer films from amphiphilic poly(p-phenylene)s

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