發送短信 : Crystallization kinetic of Er<sup>3+</sup>-doped BiO<inf>1.5</inf>-GeO<inf>2</inf>-BO<inf>1.5</inf> glass-ceramic

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