أرسل هذا في رسالة قصيرة: Engineering crystallography : from molecule to crystal to functional form

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