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anyihe

木虫 (著名写手)

引用回帖:
10楼: Originally posted by yusukeyy at 2014-02-25 08:56:52
我觉得表面应该大都被氧化了,体相应该金属态多吧...

对于Pd来说,貌似空气氛下热力学稳定的状态时Pd,之所以是有部分的PdO,我认为是在空气氛中存在一平衡,其量的多少是否和平衡常数相关?
11楼2014-02-25 14:45:07
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zatnlsc

金虫 (小有名气)

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9楼: Originally posted by yusukeyy at 2014-02-25 08:54:47
为啥纳米态的焙烧后就全部被氧化了?...

经验~Pd非常容易氧化~可以看看这个,J. AM. CHEM. SOC. 2005, 127, 18269-18273,里面有Pd氧化相图。室温下p(O2)>1E-4Torr就已经形成bulk oxide了
qq815441102
12楼2014-02-26 01:21:52
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13楼2014-02-26 07:02:05
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