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¡± Graphite oxide (GO) was firstly prepared from graphite powder according to the Hummers method. To synthesize unmodified graphene, hydrazine (0.4 mL, 85 wt%)was added to 10mL GO dispersion (2.5mgmL−1), and the mixture was refluxed for 3 h. Subsequently the mixture was centrifuged and washed with distilled water for three times to remove excess of hydrazine.¡° ÇëÎÊÕâÆªÎÄÏ×µÄÕâÖÖ·½·¨µÄ³ö´¦ÊÇ? Ëü¿ÉÐÐÂ𣿠¾ßÌå²Ù×÷·½·¨ÊÇÔõÑùµÄ£¿ |
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- ºì»¨: 14
- Ìû×Ó: 913
- ÔÚÏß: 798.2Сʱ
- ³æºÅ: 941199
- ×¢²á: 2010-01-12
- ÐÔ±ð: GG
- רҵ: µç»¯Ñ§·ÖÎö

2Â¥2014-05-14 16:37:28
1157179090
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- Ó¦Öú: 11 (СѧÉú)
- ½ð±Ò: 169.9
- Ìû×Ó: 121
- ÔÚÏß: 53.3Сʱ
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- ×¢²á: 2013-12-20
- ÐÔ±ð: MM
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3Â¥2014-05-24 09:18:32
clzkzy
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С¶þºÚ
- Ó¦Öú: 29 (СѧÉú)
- ½ð±Ò: 2050.6
- É¢½ð: 543
- ºì»¨: 14
- Ìû×Ó: 913
- ÔÚÏß: 798.2Сʱ
- ³æºÅ: 941199
- ×¢²á: 2010-01-12
- ÐÔ±ð: GG
- רҵ: µç»¯Ñ§·ÖÎö
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xiaoxususy: ½ð±Ò+1, ¸Ðл²ÎÓë 2014-05-25 22:39:14
xiaoxususy: ½ð±Ò+1, ¸Ðл²ÎÓë 2014-05-25 22:39:14

4Â¥2014-05-25 10:19:46
1157179090
Òø³æ (СÓÐÃûÆø)
- Ó¦Öú: 11 (СѧÉú)
- ½ð±Ò: 169.9
- Ìû×Ó: 121
- ÔÚÏß: 53.3Сʱ
- ³æºÅ: 2883703
- ×¢²á: 2013-12-20
- ÐÔ±ð: MM
- רҵ: µç»¯Ñ§
5Â¥2014-05-27 11:08:21













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