Synthesis of Novel Fluorescent Sensors Based on Naphthalimide Fluorophores for the Highly Selective Hg²⁺-Sensing

Figure 4

Optimized structures of (a) 1-Hg²⁺ and (b) 2-Hg²⁺ complexes from MD with local density approximation (LDA) of local functional PWC. (The distances between Hg²⁺ and donor atoms are indicated in Å.)

(a)

(b)