Kinyera L, Oiye IE, Geethanath A, Obungoloch J, Geethanath S. An Autonomous Digital Twin Agent for the Parametric Design and Validation of Halbach Array Magnets for Low-Field MRI . In: Proceedings of the Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition, Cape Town, South Africa. Program #469-02-012.