Weiran Deng

Summary

Affiliation: University of Hawaii
Country: USA

Publications

  1. pmc Simultaneous z-shim method for reducing susceptibility artifacts with multiple transmitters
    Weiran Deng
    UH QMC Magnetic Resonance Research Center, Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 61:255-9. 2009
  2. pmc A three-dimensional variable-density spiral spatial-spectral RF pulse with rotated gradients
    Weiran Deng
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 63:828-34. 2010
  3. pmc Accelerated multidimensional radiofrequency pulse design for parallel transmission using concurrent computation on multiple graphics processing units
    Weiran Deng
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, USA
    Magn Reson Med 65:363-9. 2011
  4. pmc Spectral decomposition of susceptibility artifacts for spectral-spatial radiofrequency pulse design
    Cungeng Yang
    Department of Medicine, University of Hawaii John A Burns School of Medicine, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 68:1905-10. 2012
  5. pmc Four-dimensional spectral-spatial RF pulses for simultaneous correction of B1+ inhomogeneity and susceptibility artifacts in T2*-weighted MRI
    Cungeng Yang
    Department of Medicine, John A Burns School of Medicine, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 64:1-8. 2010
  6. pmc Simple analytical dual-band spectral-spatial RF pulses for B(1) + and susceptibility artifact reduction in gradient echo MRI
    Cungeng Yang
    Department of Medicine, University of Hawaii John A Burns School of Medicine, Honolulu, Hawaii
    Magn Reson Med 65:370-6. 2011
  7. pmc Single-shot echo-planar imaging with Nyquist ghost compensation: interleaved dual echo with acceleration (IDEA) echo-planar imaging (EPI)
    Benedikt A Poser
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, USA
    Magn Reson Med 69:37-47. 2013
  8. pmc Simultaneous multislice excitation by parallel transmission
    Benedikt A Poser
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, USA
    Magn Reson Med 71:1416-27. 2014
  9. pmc Prospective motion correction for single-voxel 1H MR spectroscopy
    Brian Keating
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 64:672-9. 2010
  10. pmc Altered brain activation during visuomotor integration in chronic active cannabis users: relationship to cortisol levels
    George R King
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii 96813, USA
    J Neurosci 31:17923-31. 2011

Collaborators

Detail Information

Publications10

  1. pmc Simultaneous z-shim method for reducing susceptibility artifacts with multiple transmitters
    Weiran Deng
    UH QMC Magnetic Resonance Research Center, Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 61:255-9. 2009
    ..The method is shown to reduce the signal loss susceptibility artifact in gradient-echo images using a four-channel parallel transmission system at 3T...
  2. pmc A three-dimensional variable-density spiral spatial-spectral RF pulse with rotated gradients
    Weiran Deng
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 63:828-34. 2010
    ..It was found in the human study that the spatial excitation resolution could be improved from 6 x 6 to 8 x 8 (matrix size over a fixed field of view) while decreasing aliasing by approximately 40-60%...
  3. pmc Accelerated multidimensional radiofrequency pulse design for parallel transmission using concurrent computation on multiple graphics processing units
    Weiran Deng
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, USA
    Magn Reson Med 65:363-9. 2011
    ..We also show that even greater acceleration factors can be achieved for more complex RF pulses...
  4. pmc Spectral decomposition of susceptibility artifacts for spectral-spatial radiofrequency pulse design
    Cungeng Yang
    Department of Medicine, University of Hawaii John A Burns School of Medicine, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 68:1905-10. 2012
    ..Maps of the through-plane susceptibility gradient as a function of frequency were generated for the human brain at 3T. We found that the linear relationship holds well for the whole brain with an optimal slope of -1.0 μT/m/Hz...
  5. pmc Four-dimensional spectral-spatial RF pulses for simultaneous correction of B1+ inhomogeneity and susceptibility artifacts in T2*-weighted MRI
    Cungeng Yang
    Department of Medicine, John A Burns School of Medicine, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 64:1-8. 2010
    ..Both pulses were observed to improve B(1)+ homogeneity and reduce the signal loss artifact in multiple slice locations and several human volunteers...
  6. pmc Simple analytical dual-band spectral-spatial RF pulses for B(1) + and susceptibility artifact reduction in gradient echo MRI
    Cungeng Yang
    Department of Medicine, University of Hawaii John A Burns School of Medicine, Honolulu, Hawaii
    Magn Reson Med 65:370-6. 2011
    ..The pulses are demonstrated with simulations and with gradient echo phantom and brain images at 3T using a standard RF body coil. The pulses were observed to work well for multiple slices and several volunteers...
  7. pmc Single-shot echo-planar imaging with Nyquist ghost compensation: interleaved dual echo with acceleration (IDEA) echo-planar imaging (EPI)
    Benedikt A Poser
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, USA
    Magn Reson Med 69:37-47. 2013
    ..We demonstrate the efficacy of IDEA EPI and show phantom and in vivo images at both 3 T and 7 T...
  8. pmc Simultaneous multislice excitation by parallel transmission
    Benedikt A Poser
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, USA
    Magn Reson Med 71:1416-27. 2014
    ..A technique is described for simultaneous multislice (SMS) excitation using radiofrequency (RF) parallel transmission (pTX)...
  9. pmc Prospective motion correction for single-voxel 1H MR spectroscopy
    Brian Keating
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii 96813 2427, USA
    Magn Reson Med 64:672-9. 2010
    ..Spectra acquired during intentional head motion in 11 volunteers demonstrate reduced lipid contamination and increased spectral reproducibility when motion correction is applied...
  10. pmc Altered brain activation during visuomotor integration in chronic active cannabis users: relationship to cortisol levels
    George R King
    Department of Medicine, John A Burns School of Medicine, University of Hawaii, Honolulu, Hawaii 96813, USA
    J Neurosci 31:17923-31. 2011
    ..The greater but altered brain activities may be mediated by the higher cortisol levels in the cannabis users, which in turn may lead to less efficient visual-motor function...