أرسل هذا في رسالة قصيرة: A new 1D coordination polymer of lanthanum-sulfate-1,10-phenanthroline: Synthesis, structure, and photoluminescence property

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