Geometrically frustrated Cairo pentagonal lattice stripe with Ising and Heisenberg exchange interactions

F. C. Rodrigues, S. M. de Souza, Onofre Rojas

Motivated by the recent discoveries of some compounds such as the ${\mathrm{Bi}}_2{\mathrm{Fe}}_4{\mathrm{O}}_9$ which crystallizes in an orthorhombic crystal structure with the $\…