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¿ÉÒÔ¶Á¶ÁÏÂÃæµÄ3ƪÎÄÏ×£º Phys. Chem. Chem. Phys., 2007, 9, 1276 - 1290, DOI: 10.1039/b613962k Studying disorder in graphite-based systems by Raman spectroscopy M. A. Pimenta, G. Dresselhaus, M. S. Dresselhaus, L. G. Cançado, A. Jorio and R. Saito http://www.rsc.org/Publishing/Jo ... le.asp?doi=b613962k J. Chem. Phys. 53, 1126 (1970); doi:10.1063/1.1674108 (5 pages) Raman Spectrum of Graphite F. Tuinstra and J. L. Koenig http://jcp.aip.org/jcpsa6/v53/i3/p1126_s1?isAuthorized=no Raman Spectroscopy of Carbon Nanotubes in 1997 and 2007 M. S. Dresselhaus,*‡ G. Dresselhaus,¡ì and A. Jorio J. Phys. Chem. C, 2007, 111 (48), pp 17887¨C17893 DOI: 10.1021/jp071378n http://pubs.acs.org/doi/abs/10.1021/jp071378n ÏÂÃæµÄÕâÒ»¶Î»°ÊÇ´ÓÎÄÏ×J. Phys. Chem. C 2008, 112, 10637¨C10640µÄIntroduction¿½±´³öÀ´µÄ¡£ Raman spectroscopy has historically been used to probe structural and electronic characteristics of graphite materials, providing useful information on the defects (D-band), in-plane vibration of sp2 carbon atoms (G-band), as well as the stacking orders (2D-band).5 The G-band of graphite materials is a doubly degenerate (TO and LO) phonon mode (E2g symmetry) at the Brillouin zone center,6 whereas the D-band is due to phonon branches around the K point and requires a defect for its activation.5 The evolution of the 2D-band for different graphene sheets has been used for determining graphene thickness as well as for probing electronic structures through the double resonance process.7,8 The symmetric and sharp 2D-band (¡«30 cm-1) can be used as a detector for monolayer graphene.7,8 |
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