Figure 14.

Micro-Raman spectra of approximately 15-nm (ultrathin) ZnO nanowire array. (a) As-grown (300 K). (b) UHV-annealed at 473 K. (c) UHV-annealed at 673 K. (d) UHV-annealed at 873 K.

Shrama et al. Nanoscale Research Letters 2014 9:122   doi:10.1186/1556-276X-9-122
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