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afei123177

金虫 (小有名气)

[求助] "intermediate grindings” 用什么仪器怎么操作 已有1人参与

文献中 "calcined at 5401C for 48 h with several intermediate grindings” 的 "intermediate grindings” 具体怎么操作啊?用到什么设备?谢谢!

[ Last edited by sddtc888 on 2014-3-11 at 18:38 ]
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2012文曲星

金虫 (正式写手)

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with intermediate grinding 这句话是什么意思呢?我也遇到这句话了
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7楼2015-09-03 15:25:50
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afei123177

金虫 (小有名气)

求解啊,求关注
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2楼2014-03-11 15:57:30
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单彬

金虫 (小有名气)

【答案】应助回帖

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感谢参与,应助指数 +1
sddtc888: 金币+1, 感谢应助,欢迎常来! 2014-03-11 18:37:24
您这段话大致的意思加入一些中间体磨屑,保持XXX℃煅烧48小时的意思吗?可以详细说说您这是做的什么?是用的马弗炉吗?
3楼2014-03-11 18:17:54
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afei123177

金虫 (小有名气)

引用回帖:
3楼: Originally posted by 单彬 at 2014-03-11 18:17:54
您这段话大致的意思加入一些中间体磨屑,保持XXX℃煅烧48小时的意思吗?可以详细说说您这是做的什么?是用的马弗炉吗?

"The polycrystalline samples of LiM3P2O7(M¼Na, K) were synthesized by solid-state reactions of Li2CO3,M2CO3 (M¼Na, K) and
NH4H2PO4 with stoichiometric amounts (Li:M¼1:3:2). The
mixtures were initially ground well in an agate mortar, and then
heated gradually to 4501C at a rate of 11C/min in order to avoid
ejection of materials due to vigorous evolution of CO2and NH3.
Subsequently, the powdered mixtures were ground and then
calcined at 5401C for 48 h with several intermediate grindings"是一个制备工艺,应该是马弗炉里烧48小时,这个是中间研磨还是加物质不清楚。我感觉是不是烧几个小时拿出来研磨,再烧?不知道对不对
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4楼2014-03-11 20:52:13
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