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543418208金蟲 (正式寫手)
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[求助]
想問(wèn)一下有誰(shuí)合成過(guò)g-C3N4,推薦一些方法吧! 已有4人參與
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小弟是做催化的,最近看了一篇文章里面用g-C3N4做載體來(lái)催化的,也想試試,可是沒(méi)有人對(duì)這個(gè)了解,實(shí)驗(yàn)室也沒(méi)有師兄師姐做過(guò),所以上來(lái)求助大神了,我看的文獻(xiàn)里面是用這個(gè)方法做得,不知道合成起來(lái)容易嗎,或者有什么更好的方法嗎!謝謝了! 5 g of cyanamide was dissolved in 7.5 g of Ludox HS40 solution (dispersion of 12-nm SiO2 particles with 40 wt% in water) and heated at 65 °C overnight to remove water. The as-formed white powder was heated at a temperature of 550 °C for 4 h (ramp: 2 °C min–1) under the protection of N2. The resulting brown-yellow powder was grinded and treated with a 4 M HF acid for 24 h to remove the silica template. The powders were then filtered and washed twice with distilled water and once with ethanol. Finally the powders were dried at 60 °C overnight. |
g-C3N4 |

金蟲 (小有名氣)
金蟲 (小有名氣)
金蟲 (正式寫手)

金蟲 (正式寫手)

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