Magnetic order and magnetoelectric properties of R2CoMnO6 perovskites ( R=Ho , Tm, Yb, and Lu)

We acknowledge ILL and D1B-CRG Ministerio de Economia y Competitividad (MINECO) for beam time allocation (experiment codes CRG-2419, CRG-2154, and 5-31-2233) and the use of Servicio General de Apoyo a la Investigacion (SAI), Universidad de Zaragoza. We are thankful for financial support from Spanish MINECO Projects No. MAT2015-68760-C2-1 and No. MAT2015- 68760-C2-2, cofunded by European Regional Development Fund (ERDF) from the European Union, the Severo Ochoa Programme (Grant No. SEV-2015-0946), and DGA (Grant No. E69-CAMRADS).