MB<sub>8</sub><sup>2-</sup> (M=Be,Mg,Ca,Sr,and Ba):Planar octacoordinate alk

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Complexes involving planar octacoordinate alkaline earth metal atoms in the centers of eight-membered boron rings have been investigated by two density functional theory (DFT) methods.BeB82-with D8h symmetry is predicted to be stable,both geometrically an
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