Text this: Effects of potassium fluoride salt additive on the sintering temperature and dielectric properties of BaFe<inf>0.5</inf>Nb<inf>0.5</inf>O<inf>3</inf> ceramics

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