The resulting network is 2-dimensional, and the resulting flat sheets are stacked and loosely bonded through weak van der Waals forces.. 
Orúkọ yí jẹ́ sísọ látọwọ́ ìlẹ́rìíc ní May 31, 2012.ìtumọ̀ àwọn àpilẹ̀ṣe kẹ́míkà.. 