Sebastian Theilenberg, PhD
he/him/his
Associate Research ScientistCards
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Research
Publications
Featured Publications
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 Research In PressConceptsMulti-coil arraysMC arraysDuty cycleGeneration capabilityT headNonlinear magnetic fieldHigh duty cycleThermal behaviorBench testingField controlRamp timeResidual imperfectionField generationScanner designMagnetic fieldMC hardwareLinear gradientMRI scannerArrayCapabilityDesignHardwareImage encodingFieldMagnets
2025
B0 Magnetic Field Conditions in the Human Heart at 3 T Across One Thousand Subjects: A Numerical Simulation Study
Shang Y, Theilenberg S, Peng B, Schreiber L, Einstein A, Jambawalikar S, Juchem C. B0 Magnetic Field Conditions in the Human Heart at 3 T Across One Thousand Subjects: A Numerical Simulation Study. NMR In Biomedicine 2025, 38: e70006. PMID: 39929161, DOI: 10.1002/nbm.70006.Peer-Reviewed Original Research
2023
High resolution simulation and measurement demonstrate oscillatory spatiotemporal B0 fluctuations across the human cardiac cycle
Shang Y, Theilenberg S, Gajdošík M, Schreiber L, Juchem C. High resolution simulation and measurement demonstrate oscillatory spatiotemporal B0 fluctuations across the human cardiac cycle. Magnetic Resonance In Medicine 2023, 91: 91-104. PMID: 37598417, DOI: 10.1002/mrm.29831.Peer-Reviewed Original Research In PressConceptsDark band artifactsHigh-resolution simulationsMRI scansIn vivo measurementsSpherical harmonic coefficientsCardiac cycleBanding artifactsStructural distortionSteady-state free precession sequenceTheoretical simulationsIn vivoTissue masksHarmonic coefficientsCardiac motionCardiac MRI scansHuman cardiac cycleResolution simulationsRegional anatomic featuresHealthy subjectsAnatomical imagesSinusoidal characteristicsMR imagingTheoretical derivationHuman heartStructural MR images
2022
High‐resolution simulation of B0 field conditions in the human heart from segmented computed tomography images
Shang Y, Theilenberg S, Terekhov M, Mattar W, Peng B, Jambawalikar S, Schreiber L, Juchem C. High‐resolution simulation of B0 field conditions in the human heart from segmented computed tomography images. NMR In Biomedicine 2022, 35: e4739. PMID: 35393706, DOI: 10.1002/nbm.4739.Peer-Reviewed Original Research In PressConceptsSpatial resolutionHigh-resolution simulationsClinical computed tomographySteady-state free precession pulse sequenceShimming strategiesLocal field inhomogeneitiesSpherical harmonic termsDark band artifactsField inhomogeneityPulse sequenceBanding artifactsHarmonic termsImage artifactsField distributionMagnetic resonance imagingInhomogeneityCT imagesShimmingHuman heartCardiac magnetic resonance imagingIn vivo measurementsComputed tomography imagesFieldResolution
2020
Development and validation of 3D MP‐SSFP to enable MRI in inhomogeneous magnetic fields
Kobayashi N, Parkinson B, Idiyatullin D, Adriany G, Theilenberg S, Juchem C, Garwood M. Development and validation of 3D MP‐SSFP to enable MRI in inhomogeneous magnetic fields. Magnetic Resonance In Medicine 2020, 85: 831-844. PMID: 32892400, PMCID: PMC8132587, DOI: 10.1002/mrm.28469.Peer-Reviewed Original Research In PressConceptsInhomogeneous magnetic fieldMagnetic fieldMP-SSFPHuman brain imagingRF phaseInhomogeneous fieldDiffusion contrastSteady-state magnetizationMaximum flip angleLinear gradient fieldsStatic field gradientMagnet isocenterGradient fieldField gradientField inhomogeneitySteady-state free precessionImage distortionFlip angleHigh signal-to-noise ratioFree precessionSevere image distortionDistortion correctionSignal-to-noise ratioAlternating radiofrequencyResonant frequencyDynamic 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 Research In PressConceptsGradient 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
2016
Combining rheology and MRI: Imaging healthy and tumorous brains based on mechanical properties
Kofahl A, Theilenberg S, Bindl J, Ulucay D, Wild J, Napiletzki S, Schu‐Schätter B, Vohlen A, Pintea B, Finsterbusch J, Hattingen E, Urbach C, Maier K. Combining rheology and MRI: Imaging healthy and tumorous brains based on mechanical properties. Magnetic Resonance In Medicine 2016, 78: 930-940. PMID: 27699841, DOI: 10.1002/mrm.26477.Peer-Reviewed Original Research In Press
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