Apical ligand substitution, shape recognition, vapor-adsorption phenomenon, and microcalorimetry for a pillared bilayer porous framework that shrinks or expands in crystal-to-crystal manners upon change in the cobalt(II) coordination environment.

Apical ligand substitution, shape recognition, vapor-adsorption phenomenon, and microcalorimetry for a pillared bilayer porous framework that shrinks or expands in crystal-to-crystal manners upon change in the cobalt(II) coordination environment.