Text this: Effects of potassium fluoride salt additive on the sintering temperature and dielectric properties of BaFe0.5Nb0.5O3 ceramics

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