Fig. 4From: The Two-Dimensional Nanocomposite of Molybdenum Disulfide and Nitrogen-Doped Graphene Oxide for Efficient Counter Electrode of Dye-Sensitized Solar CellsRaman spectrum of the nGO, MoS2, and MoS2/nGO. The D, G, E 1 2g , A 1g , and 2LA(M) modes were marked in the MoS2/nGO spectrumBack to article page