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xihuashida9682木蟲 (著名寫手)
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[求助]
請教真空管式爐樣品放置問題
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通常我們使用真空管式爐(氣氛爐)時,先把樣品放入管內(nèi)、抽真空、設(shè)定程序升溫。在加熱過程中無法再放進(jìn)放入樣品或移動樣品的位置。最近看一篇文獻(xiàn)(Electrochemistry Communications 14 (2012) 39–42)時文中這樣敘述: samples were placed at one-side of the quartz tube. When the center part of this quartz tube was heated to 900 °C under vacuum, the sample holders on the side were quickly inserted into the tube center preheated at 900 °C and kept at this temperature for 2 h. 不知作者怎么移動加熱樣品的?請知情者告知,謝謝。 [ Last edited by xihuashida9682 on 2012-5-6 at 15:22 ] |
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