發送短信 : Composition range and electrical properties of the morphotropic phase boundary in 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>0.7</inf>Sr<inf>0.3</inf>)TiO<inf>3</inf> system

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