Selective excitation localized by the Bloch-Siegert shift and a B 1 + gradient.
Jonathan B MartinSai Abitha SrinivasChristopher E VaughnHeng SunMark A GriswoldWilliam A GrissomPublished in: Magnetic resonance in medicine (2022)
-gradient-free selective excitation, enabling the excitation of slices or slabs in RF gradient-encoded MRI.