Second-order overtone and combination modes in the LOLA region of acid treated double-walled carbon nanotubes

被引:11
作者
Ellis, A. V. [1 ]
机构
[1] Ind Res Ltd, Nanotechnol Platform, Lower Hutt, New Zealand
关键词
D O I
10.1063/1.2354081
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Moderate acid treatment of double-walled carbon nanotubes (DWCNTs) has given rise to two new experimentally observed second-order double resonant Raman scattering frequencies centered at 1901 cm(-1) and 1942 cm(-1), in the highly dispersive LOLA region. These LOLA overtones and combination modes have been predicted by double resonance theory for two phonons associated with the K- and Gamma-points, respectively. (c) 2006 American Institute of Physics.
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页数:5
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