2018
Elliptical localization with pulsed second‐order fields (ECLIPSE) for robust lipid suppression in proton MRSI
de Graaf R, Brown PB, De Feyter HM, McIntyre S, Nixon TW. Elliptical localization with pulsed second‐order fields (ECLIPSE) for robust lipid suppression in proton MRSI. NMR In Biomedicine 2018, 31: e3949. PMID: 29985532, PMCID: PMC6108906, DOI: 10.1002/nbm.3949.Peer-Reviewed Original Research
2016
CHAPTER 4 B 0 Shimming Technology
de Graaf R, Juchem C. CHAPTER 4 B 0 Shimming Technology. New Developments In NMR 2016, 166-207. DOI: 10.1039/9781782623878-00166.Peer-Reviewed Original Research
2015
Compressed Sensing for fMRI: Feasibility Study on the Acceleration of Non‐EPI fMRI at 9.4T
Han P, Park S, Kim S, Ye J. Compressed Sensing for fMRI: Feasibility Study on the Acceleration of Non‐EPI fMRI at 9.4T. BioMed Research International 2015, 2015: 131926. PMID: 26413503, PMCID: PMC4564593, DOI: 10.1155/2015/131926.Peer-Reviewed Original ResearchConceptsCompressive sensingBalanced steady-state free precessionSensitive to image distortionsHigh-resolution fMRI techniqueMagnetic field inhomogeneityLocal magnetic field inhomogeneitiesConventional functional magnetic resonance imagingCS reconstructionGradient-recalled echoCS algorithmFOCUSS algorithmNon-EPI sequencesMagnetic fieldSampling patternHigh-resolution functional magnetic resonance imagingFunctional magnetic resonance imagingField inhomogeneityGRE-EPIImage distortionSteady-state free precessionExperimental resultsTemporal resolutionAlgorithmFree precessionSpoiled gradient echo
2013
Intramolecular zero‐quantum‐coherence 2D NMR spectroscopy of lipids in the human breast at 7 T
de Graaf R, Klomp D, Luijten P, Boer V. Intramolecular zero‐quantum‐coherence 2D NMR spectroscopy of lipids in the human breast at 7 T. Magnetic Resonance In Medicine 2013, 71: 451-457. PMID: 23468435, DOI: 10.1002/mrm.24701.Peer-Reviewed Original ResearchConceptsMagnetic field homogeneityZero-quantum coherencesMagnetic field inhomogeneityField homogeneityField inhomogeneityNavigator echo correctionHuman breastEcho correctionSusceptible boundariesSpectra in vivoHuman breast tissueLipid profileInhomogeneityBreast tissueBreastIn vivoIn vitroLipid signalingSpectraNMR spectraMRSSubjectsNMR
2011
Multislice 1H MRSI of the human brain at 7 T using dynamic B0 and B1 shimming
Boer VO, Klomp DW, Juchem C, Luijten PR, de Graaf RA. Multislice 1H MRSI of the human brain at 7 T using dynamic B0 and B1 shimming. Magnetic Resonance In Medicine 2011, 68: 662-670. PMID: 22162089, PMCID: PMC3306521, DOI: 10.1002/mrm.23288.Peer-Reviewed Original ResearchConceptsMagnetic fieldRadio frequency power depositionHigh magnetic fieldsMagnetic field shimmingRadio frequency controlUltra-high fieldMagnetic field inhomogeneityChemical shift resolutionMagnetic field homogeneityField shimmingPower depositionSpectroscopic imaging sequenceField inhomogeneityNew acquisition strategyField homogeneitySpectroscopic imagingShimmingInhomogeneityFieldDynamic B0Nutation angleHigh sensitivityB0ImagingImaging sequenceIMPATIENT MRI: ILLINOIS MASSIVELY PARALLEL ACCELERATION TOOLKIT FOR IMAGE RECONSTRUCTION WITH ENHANCED THROUGHPUT IN MRI
Wu X, Gai J, Lam F, Fu M, Haldar J, Zhuo Y, Liang Z, Hwu W, Sutton B. IMPATIENT MRI: ILLINOIS MASSIVELY PARALLEL ACCELERATION TOOLKIT FOR IMAGE RECONSTRUCTION WITH ENHANCED THROUGHPUT IN MRI. 2011, 1: 69-72. DOI: 10.1109/isbi.2011.5872356.Peer-Reviewed Original ResearchEnhanced throughputImage reconstructionGraphics processing cardsMagnetic field inhomogeneityComputational powerNoisy dataComputing facilitiesComputation timeField inhomogeneityProcessing cardThroughputAcquisition trajectoriesMagnetic resonance imagingPhysical effectsToolkitImagesAdvanced techniquesClinical imagesTemporal resolutionReconstruction
2010
ACCELERATING ITERATIVE FIELD-COMPENSATED MR IMAGE RECONSTRUCTION ON GPUS
Zhuo Y, Wu X, Haldar J, Hwu W, Liang Z, Sutton B. ACCELERATING ITERATIVE FIELD-COMPENSATED MR IMAGE RECONSTRUCTION ON GPUS. 2010, 820-823. DOI: 10.1109/isbi.2010.5490112.Peer-Reviewed Original ResearchGraphics processing unitsMR image reconstructionComputation timeField inhomogeneityImage reconstruction algorithmUnified deviceConjugate gradient algorithmMagnetic field inhomogeneityProcessing unitComputer hardwareMagnetic field mapsImage reconstructionReconstruction algorithmGradient algorithmAlgorithmAir/tissue interfacesInhomogeneity compensationIterative reconstructionComputerCompensation techniqueImplementationSusceptibility differencesImaging systemGpusField mapping
2009
Effect on BOLD Sensitivity Due to Susceptibility-induced Echo Time Shift in Spiral-in Based Functional MRI
Zhuo Y, Sutton B. Effect on BOLD Sensitivity Due to Susceptibility-induced Echo Time Shift in Spiral-in Based Functional MRI. Annual International Conference Of The IEEE Engineering In Medicine And Biology Society (EMBC) 2009, 2009: 4449-4452. PMID: 19964630, DOI: 10.1109/iembs.2009.5333815.Peer-Reviewed Original ResearchConceptsEffective echo timeBOLD sensitivityEcho time shiftsSusceptibility gradientsSpiral-in trajectoryMagnetic field inhomogeneityBOLD functional magnetic resonance imagingEcho timeSusceptibility artifactsSpiral-inAir/tissue interfacesField inhomogeneityFunctional magnetic resonance imagingIn-planeBlood oxygen levelReconstructed imagesGeometric distortionSignal lossTime shiftsVentral brainBOLDInhomogeneityShiftOrbitofrontal cortex
2008
Multimodal Measurements of Blood Plasma and Red Blood Cell Volumes during Functional Brain Activation
Herman P, Sanganahalli BG, Hyder F. Multimodal Measurements of Blood Plasma and Red Blood Cell Volumes during Functional Brain Activation. Cerebrovascular And Brain Metabolism Reviews 2008, 29: 19-24. PMID: 18766196, PMCID: PMC2714270, DOI: 10.1038/jcbfm.2008.100.Peer-Reviewed Original ResearchConceptsLaser Doppler flowmetryFunctional magnetic resonance imagingMagnetic resonance imagingMagnetic field inhomogeneityLaser lightField inhomogeneityResonance imagingContralateral primary somatosensory cortexRed blood cell volumePrimary somatosensory cortexCerebral blood volumeBlood oxygenation level-dependent (BOLD) contrastBlood cell volumeFunctional brain activationLevel-dependent contrastUltra-small superparamagnetic iron oxideBlood plasmaContrast agentsIntravascular contrast agentCBV signalsTotal CBVPlasmaRed blood cellsDependent contrastDynamic measurements
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