Linkage isomerism and spin frustration in heterometallic rings: synthesis, structural characterization, and magnetic and EPR spectroscopic studies of Cr(7)Ni, Cr(6)Ni(2), and Cr(7)Ni(2) rings templated about imidazolium cations.

Linkage isomerism and spin frustration in heterometallic rings: synthesis, structural characterization, and magnetic and EPR spectroscopic studies of Cr(7)Ni, Cr(6)Ni(2), and Cr(7)Ni(2) rings templated about imidazolium cations.