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http://www.researchgate.net/profile/Eugene_Kogan2/publication/311736706_Effect_of_退火_on_Raman_scattering_spectra_of_monolayer_graphene_samples_gradualy_disorded_by_ion_iradiation/links/58c96863aca2721e667bc9c5/Effect-of-annealing-on-Raman-scattering-spectra-of-monolayer-graphene-samples-gradualy-disorded-by-ion-irradiation.pdf
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http://pubs.aip.org/doi/10.1063/1.4978312
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http://www.onacademic.com/detail/journal_1000039871611110_6e44.html
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