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[求助]
金屬摻雜介孔二氧化硅 TEOS用量
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First, CTAB (0.58 g) was dissolved in NH4OH (0.51 M, 300 mL) at 40 C, and dilute TEOS (0.2 M in 5 mL ethanol) was added with vigorous stirring. After the solution was stirred for 4 hours, copper nitrate (43.9 mg in 5 mL ethanol) (Si/Cu-30) and TEOS (1.0 M in 5.0 mL of ethanol) were added with vigorous stirring for another 2 hours. 在合成金屬摻雜的介孔硅查閱的文獻,有幾點疑問 1.TEOS的摩爾濃度0.5M和1M in 5ml ethanol是什么意思呀?要怎么配制。TEOS需要加多少呀 2.(Si/Cu-30)又是指什么含義? 3.反應(yīng)不需要在水熱反應(yīng)釜里進行嗎 求助各位大神指點@dut_ameng@xiejf@xiejf@nowitzki_ci@nowitzki_ci |
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