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shan6364wx新蟲 (初入文壇)
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二氧化硅的表面修飾 已有4人參與
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用APTES對二氧化硅納米球進行改性,其過程需要加入堿嗎?還有溫度對齊影響大嗎? 發(fā)自小木蟲Android客戶端 |
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With vigorously stirring, 400μL of APTES and 600 L of ammonia were added to 50 mL of Fe3O4@SiO2 MNPs solution suspended in 95% ethanol/water solution. To enhance covalent bonding of the amine groups to the silica nanoparticle surface, the mixture was reacted for 4 h. The black precipitates were washed 3 times with ethanol and the obtained APTES-functionalized Fe3O4@SiO2 MNPs were re-dispersed in ethanol. |



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