أرسل هذا في رسالة قصيرة: Piezoelectric and ferroelectric properties of lead-free Bi<inf>0.5</inf>(Na<inf>0.80</inf>K<inf>0.20</inf>)<inf>0.5</inf>TiO<inf>3</inf>-(Ba<inf>0.98</inf>Nd<inf>0.20</inf>)TiO<inf>3</inf> binary system

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