Jabbarigargari F, Solomakha G, May M, Kraff O, Avdievich N, Quick H. Enhancing Upper Brain B1+ and SAR Efficiency in a 7T Head/Neck RF Coil Using Grounded Copper Rods Terminated by End-Cap. In: Proceedings of the Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition, Cape Town, South Africa. Program #467-06-004.