Fig. 5. Raman spectra of ML WSe₂, ML WS₂, and WS₂/WSe₂/WS₂ before (black lines) and after (red lines) annealing, respectively.

Applied Science and Convergence Technology 2023;32:165~167 https://doi.org/10.5757/ASCT.2023.32.6.165

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