A Porous Cobalt (II) Metal⁻Organic Framework with Highly Efficient Electrocatalytic Activity for the Oxygen Evolution Reaction.A 3D porous framework ([Co) (1) with a Wei topology has been synthesized by solvothermal reaction of 1,3,5-tris(1-imidazolyl)-benzene (tib), 5-(3',5'-dicarboxylphenyl)nicotinic acid (H₃dcpna) and cobalt nitrate. 
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