Research Article

Theoretical Study of Effect of the Number of N,N-dimethyl-4-nitroaniline Units in Novel “Parallel Connection” Chromophores on Its Nonlinear Optical Properties

Figure 3

The structures of 3DMNA optimized by DFT and atomic charges (unit: atomic unit) of N and O atoms (the numbers in brackets are charges of nitro and dimethylamino groups).
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