أرسل هذا في رسالة قصيرة: Synthesis, characterization and optical activity of La-doped ZnWO<inf>4</inf>nanorods by hydrothermal method

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