1. Department of Physics, Federal University of Maranhao, Sao Luis, 65080-805, Brazil
2. Laboratory of Magnetic Materials, NFA, Institute of Physics, University of Brasilia, Brasilia 70910-900, Brazil
3. Universidad Central de Chile, 8330601 Santiago, Chile
4. Instituto de Nanociencia y Materiales de Aragón (INMA), Universidad de Zaragoza, 50018, Zaragoza, Spain
5. Regional Centre of Advanced Technologies and Materials, Palacky University in Olomouc, Slechtitelu 27, 77900 Olomouc, Czech Republic
6. Institute of Physics “Gleb Wataghin” (IFGW), University of Campinas (Unicamp), Campinas, SP, Brazil
7. Universidad de Santiago de Chile (USACH), CEDENNA and Departamento de Física, Santiago 9170124, Chile
8. SUPA, School of Physics and Astronomy, University of Glasgow, Glasgow, G12 8QQ, UK
9. Physics Program, Department of Math., Stat. and Physics, College of Arts and Sciences, Qatar University, P. O. Box 2713, Doha, Qatar
10. Department of Physics, Central University of Punjab, Bathinda, 151401, India