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qc2121(½ð±Ò+1): 2010-10-24 21:14:56
Our study on the
surface charge (zeta potential) of as-prepared GO sheets shows
that these sheets are highly negatively charged when dispersed in
water (Fig. 2a), apparently as a result of ionization of the
carboxylic acid and phenolic hydroxyl groups that are known to
exist on the GO sheets13,14.
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fengyang5

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qc2121(½ð±Ò+1): 2010-10-24 21:15:20
ÒÔÉÏ˵µÄÖ»ÊÇһЩÖ÷Òª»ùÍÅ£¬Æäʵ²»Í¬µÄÑõ»¯·½·¨¶¼Óв»Í¬µÄÑõ»¯»ùÍŶ¼Óвî±ðµÄ£¬ÄãÒª¿´Ò»ÏÂÕâÆªÎÄÏ× £ºNATURE CHEMISTRY | VOL 2 | JULY 2010 | www.nature.com/naturechemistry
Structural evolution during the reduction of chemically derived graphene oxide
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