Maghemite Nanofluid Based on Natural Ester: Cooling and Insulation Properties Assessment. - Cristian Olmo; Cristina Méndez; Félix Ortiz; Fernando Delgado; Rafael Valiente; Peter Werle (IEEE Access, 2019)

Thermal Modelling of a Power Transformer Disc Type Winding Immersed in Mineral and Ester-Based Oils Using Network Models and CFD. - Agustin Santisteban; Alejandro Piquero; Félix Ortiz; Fernando Delgado; Alfredo Ortiz 001 (IEEE Access, 2019)

Use of Alternative Fluids in Very High-Power Transformers: Experimental and Numerical Thermal Studies. - Ramazan Altay; Agustin Santisteban; Cristian Olmo; Carlos J. Renedo; Alfredo Ortiz Fernández; Félix Ortiz; Fernando Delgado (IEEE Access, 2020)