Figure 3.

Aging. Absorption spectra of MoS2 during the exfoliation process: (a) the initial sample containing Li-MoS2; (b) the completely exfoliated MoS2 nanotubes; (c) the completely exfoliated MoS2 nanotubes after 29 days.

Visic et al. Nanoscale Research Letters 2011 6:593   doi:10.1186/1556-276X-6-593
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