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guoyanan06銅蟲 (小有名氣)
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[求助]
熱氧化法做CuO納米線沒做成絲狀 已有2人參與
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| 我利用熱氧化法做CuO納米線,依照的 Xia younan Nano Lett., Vol. 2, No. 12, 2002.我是直接把銅絲用稀鹽酸超聲處理了下,然后放到管式爐子里煅燒,空氣氣氛下550度4小時(shí),sem發(fā)現(xiàn)表面是一層糊狀的,不是絲。我想問下,熱氧化制備CuO納米線具體過程怎么控制呢,我做的哪個(gè)步驟出錯(cuò)了呢?拜托懂行的重友們指點(diǎn)指點(diǎn) |
| A pure copper wire/foil was cleaned in an acetone solution for 1 min, followed by washing with distilled (DI) water twice and drying by a nitrogen gas fl ow. The copper wire/foil was then placed in an alumina crucible and rapidly heated to 500 °C at a heating rate of 20 °C min −1 in a MTI Muffle furnace and kept for 4 h. |

新蟲 (正式寫手)
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