Structural, chemical and technofunctional properties pectin modification by green and novel intermediate frequency ultrasound procedure - Condezo-Hoyos, Luis; Cortes-Avendano, Paola; Lama-Quipe, Sebastian; Calizaya-Milla, Yaquelin E; Mendez-Albinana, Pablo; Villamiel, Mar (ULTRASONICS SONOCHEMISTRY, 2024)