أرسل هذا في رسالة قصيرة: XANES and luminescence studies of M<inf>2</inf>O<inf>3</inf>-CaO-SiO<inf>2</inf>-B<inf>2</inf>O<inf>3</inf> (M<inf>2</inf>O<inf>3</inf> = Y<inf>2</inf>O<inf>3</inf> and La<inf>2</inf>O<inf>3</inf>) glasses doped with Dy<sup>3+</sup> ions

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