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2Â¥2015-11-28 20:27:55
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3Â¥2015-11-28 21:27:20
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4Â¥2015-11-28 22:26:32
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5Â¥2015-11-29 08:30:21
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6Â¥2015-11-29 19:20:24
ttyyyt
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7Â¥2015-11-29 21:56:17
zhoubo.15
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8Â¥2015-11-30 17:03:38
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In a typical synthesis, 80.0 mg magnetite Fe3O4 nanoparticles were sonicated for 0.5 h in a solution composition of 0.8 g (2.2 mmol) CTAB and 2.8 mL 2 M NaOH in 200 ml Deionized water. The suspension was then heated to 80 ¡ãC under mechanical stirring followed by rapid injection of 4.0 mL TEOS (17.7 mmol). After an additional 2 hours of stirring, the material was separated by an external magnet, and washed with deionized water and ethanol, and dried at 100 ¡ãC overnight. ¿´¿´Õâ¸ö£¬²»¼ÓÌú¡£ |

9Â¥2015-11-30 18:58:32
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10Â¥2015-12-01 00:23:13













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