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butter986

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fengyunli

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9楼: Originally posted by butter986 at 2012-11-22 08:56:47
哎呀!真的有点懵了,谁能给一个准确答案。

如果不加super是不是还正确?比如说,10nm的纳米粒子就是超顺磁而不是普通的顺磁,再比如说,如果纳米粒子的直径是50 nm还有超顺磁吗?你这里只说nanopartices,并没有提大小,我觉得是不太准确的。我也不知道什么意思了,我觉得就一个词,不伤大雅。。。。
10楼2012-11-22 10:09:05
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fengyunli

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感谢参与,应助指数 +1
是不是觉得你的表述有点问题,翻译成中文的话,就是xx是超顺磁。是不是改为xxx particles show superparamagnetic perporty. BTW, xx 好像是ferromagnetic.
2楼2012-11-21 12:48:38
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fengyunli

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Iron(III) oxide or ferric oxide is the inorganic compound with the formula Fe2O3. It is one of the three main oxides of iron, the other two being iron(II) oxide (FeO), which is rare, and iron(II,III) oxide (Fe3O4), which also occurs naturally as the mineral magnetite. As the mineral known as hematite, Fe2O3 is the main source of the iron for the steel industry. Fe2O3 is ferromagnetic, dark red, and readily attacked by acids. Iron(III) oxide is often called rust, and to some extent this label is useful, because rust shares several properties and has a similar composition. To a chemist, rust is considered an ill-defined material, described as hydrated ferric oxide.

对的,fe2o3是ferromagnetic,不是paramagetic,这里应该错了吧。。。你确认下
3楼2012-11-21 12:50:47
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butter986

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4楼2012-11-21 13:39:21
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