Wiley, Angewandte Chemie International Edition, 9(51), p. 2142-2145, 2012
Wiley, Angewandte Chemie, 9(124), p. 2184-2187, 2012
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All in a spin: A cobalt(II) coordination polymer has a highly cooperative spin-crossover (SCO) behavior with a small hysteresis loop (see picture; HS=high spin, LS=low spin). The correlation of the magnetic properties with the crystal structures was determined at different temperatures. This study reveals an unprecedented reversible symmetry breaking in a d(7) SCO coordination polymer.