Eklund, Lucas, Romualdo Hatfield, Daiany Filho, and Tiago Shrestha. 2026. “Effect of MnO₂ Modification on Structure and Dielectric Properties of K0.5Na0.5NbO₃ Ceramics”. Journal of Green Energy and Environmental Engineering 4 (1):135-47. https://doi.org/10.64972/jgeee.v4i1.158.