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xiaohehe318

新虫 (小有名气)

[求助] 铁电畴 测试

请教一下用TEM观察铁电畴对样品的制备有什么要求,如何制备??谢谢
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sparrowjack

新虫 (初入文坛)

样品的厚度大概要在50nm左右,粉末试样需要用铜网来承载试样。
3楼2015-05-06 09:07:11
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xhzhu2008

铁杆木虫 (小有名气)

【答案】应助回帖

★ ★ ★ ★ ★
感谢参与,应助指数 +1
xiaohehe318(wangkj代发): 金币+5, 帮楼主代发 2013-06-18 13:55:43
把样品减薄 到100纳米以下,在tem下就可以观察了。如果你的样品是陶瓷等绝缘样品,最好在tem观察之前喷碳处理,防止出现电荷积累现象。
2楼2013-06-14 21:29:52
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