أرسل هذا في رسالة قصيرة: Self-Growth of Centimeter-Scale Single Crystals by Normal Sintering Process in Modified Potassium Sodium Niobate Ceramics

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