أرسل هذا في رسالة قصيرة: High- and low-field dielectric responses and ferroelectric properties of (Bi0.5Na0.5)Zr1-xTixO3 ceramics

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