أرسل هذا في رسالة قصيرة: Dielectric properties of PFN–PZT composites: From relaxor to normal ferroelectric behavior

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