Figure 2.

Optical absorption spectra of samples A to D. As-deposited Si/SiO2 multilayers (sample A) and samples after annealing with various temperatures (B: 800°C, C: 900°C, D: 1,000°C).

Zhang et al. Nanoscale Research Letters 2014 9:28   doi:10.1186/1556-276X-9-28
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