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ÇëÎʸ÷λÓÐ×ö¹ýÑõ»¯Ê¯Ä«µÄ½»»»ÈÝÁ¿Âð£¿ÔõôËã³öÀ´µÄ£¬Ñõ»¯Ê¯Ä«µÄ½»»»ÈÝÁ¿ÊÇÔõô¶¨ÒåµÄ£¬ÎÒÕâ¶ùÓÐһЩ×ÊÁÏ£¬´ó¼Ò°ïÎÒ·ÖÎöһϡ£ÎÒ¿´Ò»°ã˵µ½Ñõ»¯Ê¯Ä«µÄ½»»»ÈÝÁ¿¶¼ÊÇÕâô˵µÄ¡£ Langmuir 2002, 18, 4926 4932 Intercalation of Organic Ammonium Ions into Layered Graphite Oxide Materials. The starting material, GO, was synthesized from natural graphite by the Staudenmaiermethod. The pHtitration towardNa ionswas obtained in (0.1MNaCl NaOH) solutions with different NaOH concentrations at 25 ¡ãC. The ion-exchange capacity was evaluated from the titration curve. The pH titration curve of GO toward Na ions is given inFigure 2.The total exchange capacity ofGOis evaluated as 4.4 mmol/g from the ion-exchange reaction in a 0.1 M NaOH solution. The titration curve shows a multi-base |
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