January 19, 2010Nano Letters
Perspectives on Carbon Nanotubes and Graphene Raman Spectroscopy
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Implication
Review demonstrates Raman spectroscopy effectively differentiates carbon nanotubes and graphene, highlighting its diagnostic power for diverse sp2 carbon nanostructures.
Key Points
- Assess the capabilities of Raman spectroscopy in distinguishing between carbon nanotubes and graphene while framing both as foundational nanostructured materials.
- Comparative spectroscopic evaluation of vibrational and electronic properties in sp2-bonded carbon allotropes.
- Analysis of characteristic phonon scattering modes and spectral profiles unique to planar graphene and cylindrical nanotubes.
- Raman spectroscopy reliably resolves structural and electronic differences between graphene and carbon nanotubes despite their shared sp2 carbon network.
- Characteristic spectral signatures capture distinct phonon dispersion and dimensionality effects, underscoring both allotropes as primary prototype systems for nanomaterials science.
Cite This Study
Dresselhaus et al. (2010) studied this question.