Figure 7. Difference between Raman spectra during the potential change from 0 V to -0.6 V. The Raman transitions are given in cm-1. Integration times in each case 1s

From

Methylene Blue - New Chemistry Experiments for University Education

P. Wagler, J. Scheible, A. Habekost

World Journal of Chemical Education. 2022, 10(4), 137-148 doi:10.12691/wjce-10-4-3