Figure 5.

(a) Experimental Raman spectra of Cs2WO4, Cs2RuO4, and Cs2MoO4 at room temperature. Power at the surface is 2 mW. (b) Computed Raman spectra of the WO42−, RuO42−, and MoO42−moieties.

(a) Experimental Raman spectra of Cs2WO4, Cs2RuO4, and Cs2MoO4 at room temperature. Power at the surface is 2 mW. (b) Computed Raman spectra of the WO42−, RuO42−, and MoO42−moieties.