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6Â¥: Originally posted by wuhuiwudi at 2012-06-26 20:30:15
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wuhuiwudi: ½ð±Ò+3, ¡ï¡ï¡ïºÜÓаïÖú 2012-06-26 18:17:01
lchpy: ½ð±Ò+1, thanks for your information~ 2012-06-27 15:12:15
A 2D peak is the second order of the D peak and caused by the double resonant Raman scattering with two-phonon emissions. Interestingly, the 2D band, sensitive to the number of graphene layers, is free of  efect and has no D peak. It can be fitted with a single peak of the monolayer graphene and fitted with multiple peaks of multilayer raphene.
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2Â¥: Originally posted by flying20080401 at 2012-06-26 17:50:00
A 2D peak is the second order of the D peak and caused by the double resonant Raman scattering with two-phonon emissions. Interestingly, the 2D band, sensitive to the number of graphene layers, is fr ...

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