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ichbinyang

铜虫 (小有名气)

[求助] 请问instrumental broadening值是多少?

Since the line shape was approximately Lorentzian for the samples, the value of β was corrected using the formula β=βm-βin, where βm is the measured peak width and βin is the instrumental broadening.  这个值是多少,找实验员要?
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wormma

木虫 (正式写手)

One for All, All for One

【答案】应助回帖

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lijunjie84(金币+1): 专家辛苦了!呵呵 2011-12-16 10:22:09
ichbinyang(金币+10): 2011-12-16 21:34:13
这个与应变和晶粒大小引起的宽化是可以比较的。如果做这两件事,必须校正。其他的不管也可以。
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4楼2011-12-16 01:25:16
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wormma

木虫 (正式写手)

One for All, All for One

【答案】应助回帖

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感谢参与,应助指数 +1
lijunjie84(金币+1): 谢谢应助@!辛苦了 2011-12-16 10:21:45
这个βin对于不同的仪器是不同的,是需要用SRM测定的。如果最近测过,仪器几何配置等也没有太大变化的话,可以直接用。
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2楼2011-12-16 00:57:33
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ichbinyang

铜虫 (小有名气)

大概什么数量级别,从来没听实验员提过这个值啊。不考虑的话,差距大吗?
3楼2011-12-16 01:13:03
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