| Authors: |
Lopes JMS; Institute of Natural Sciences, Graduate Program in Physics, Federal University of Pará, Belém, PA, Brazil. Electronic address: lopesjefferson01@yahoo.com.br., Costa SN; Institute of Natural Sciences, Graduate Program in Physics, Federal University of Pará, Belém, PA, Brazil., Batista AA; Department of Chemistry, Federal University of São Carlos, São Carlos, SP, Brazil., Dinelli LR; College of Sciences of Pontal, Federal University of Uberlândia, Ituiutaba, MG, Brazil., Araujo PT; Institute of Natural Sciences, Graduate Program in Physics, Federal University of Pará, Belém, PA, Brazil; Department of Physics and Astronomy, University of Alabama, Tuscaloosa, AL, United States. Electronic address: paulo.t.araujo@ua.edu., Neto NMB; Institute of Natural Sciences, Graduate Program in Physics, Federal University of Pará, Belém, PA, Brazil. Electronic address: barbosaneto@ufpa.br. |