2023
Design and realization of a multi‐coil array for B0 field control in a compact 1.5T head‐only MRI scanner
Theilenberg S, Shang Y, Ghazouani J, Kumaragamage C, Nixon T, McIntyre S, Vaughan J, Parkinson B, Garwood M, de Graaf R, Juchem C. Design and realization of a multi‐coil array for B0 field control in a compact 1.5T head‐only MRI scanner. Magnetic Resonance In Medicine 2023, 90: 1228-1241. PMID: 37145035, PMCID: PMC10330274, DOI: 10.1002/mrm.29692.Peer-Reviewed Original ResearchConceptsMulti-coil arraysMC arraysDuty cycleGeneration capabilityT headNonlinear magnetic fieldHigh duty cycleThermal behaviorBench testingField controlRamp timeResidual imperfectionField generationScanner designMagnetic fieldMC hardwareLinear gradientMRI scannerArrayCapabilityDesignHardwareImage encodingFieldMagnets
2020
Dynamic multicoil technique (DYNAMITE) MRI on human brain
Juchem C, Theilenberg S, Kumaragamage C, Mullen M, DelaBarre L, Adriany G, Brown PB, McIntyre S, Nixon TW, Garwood M, de Graaf R. Dynamic multicoil technique (DYNAMITE) MRI on human brain. Magnetic Resonance In Medicine 2020, 84: 2953-2963. PMID: 32544274, PMCID: PMC8168279, DOI: 10.1002/mrm.28323.Peer-Reviewed Original ResearchConceptsGradient coilsConventional gradient coilsField controlMagnetic field gradientImage fidelityShim systemBiot-Savart lawFirst realizationCylindrical surfaceCoil technologyGradient technologyImage distortion correctionGradient fieldGradient errorsField imperfectionsHuman headCoilGeometric deformationMR environmentField gradientLinear xDistortion correctionResolution phantomSpatial encodingNumerical integration