Nonisolated High Step-Up DC-DC Ćuk Converter Based on Coupled Inductors. - Manuel de Oliveira Vasconcelos Júnior; Francilino Carneiro de Araújo; Alisson Alencar Freitas; Marcus vinicius silverio Costa; Fernando Lessa Tofoli; Fernando Luiz Marcelo Antunes; Edilson Mineiro Sá; Kleber C. A. de Souza (Int. J. Circuit Theory Appl., 2026)