Figure 7

PL emission spectra of as-prepared MoS2 nanosheets of various concentration (a) 0.08 mg/ml (b) 0.12 mg/ml (c) 0.3 mg/ml and (d) 0.4 mg/ml under different excitation wavelength ranging from 330 to 560 nm.

PL emission spectra of as-prepared MoS2 nanosheets of various concentration (a) 0.08 mg/ml (b) 0.12 mg/ml (c) 0.3 mg/ml and (d) 0.4 mg/ml under different excitation wavelength ranging from 330 to 560 nm.