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      Variable-Angle Phase-Shifted PWM for Multilevel Three-Cell Cascaded H-bridge Converters 

      Márquez Alcaide, Abraham; León Galván, José Ignacio; Vázquez Pérez, Sergio; Portillo Guisado, Ramón Carlos; García Franquelo, Leopoldo; Freire Macías, Emilio; Kouro, Samir (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Multilevel cascaded H-bridge converters have become a mature technology for applications where high-power medium ac voltages ...
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      Volterra operators and semigroups in weighted Banach spaces of analytic functions 

      Basallote Galván, Manuela; Contreras Márquez, Manuel Domingo; Hernández Mancera, Carmen; Martín, María J.; Paúl Escolano, Pedro José (Springer Open Choice, 2014)
      We characterize the boundedness, compactness and weak compactness of Volterra operators Vg( f )(z) := z 0 f (ζ )g ...