Changhui Li

Summary

Affiliation: Washington University School of Medicine
Country: USA

Publications

  1. ncbi request reprint Image distortion in thermoacoustic tomography caused by microwave diffraction
    Changhui Li
    Biomedical Engineering Department, Washington University in St Louis, St Louis, Missouri 63130, USA
    Phys Rev E Stat Nonlin Soft Matter Phys 77:031923. 2008
  2. pmc Negative lens concept for photoacoustic tomography
    Changhui Li
    Optical Imaging Laboratory, Department of Biomedical Engineering, Washington University in St Louis, St Louis, Missouri 63130, USA
    Phys Rev E Stat Nonlin Soft Matter Phys 78:021901. 2008
  3. pmc Effects of acoustic heterogeneities on transcranial brain imaging with microwave-induced thermoacoustic tomography
    Xing Jin
    Department of Biomedical Engineering, Texas A and M University, 3120 TAMU, College Station, Texas 77843 3120, USA
    Med Phys 35:3205-14. 2008
  4. pmc Photoacoustic tomography of water in phantoms and tissue
    Zhun Xu
    Washington University, Department of Biomedical Engineering, Optical Imaging Laboratory, St Louis, Missouri 63130 4899, USA
    J Biomed Opt 15:036019. 2010
  5. pmc Design and evaluation of a novel breast cancer detection system combining both thermoacoustic (TA) and photoacoustic (PA) tomography
    Manojit Pramanik
    Optical Imaging Laboratory, Department of Biomedical Engineering, Washington University in St Louis, St Louis, Missouri 63130, USA
    Med Phys 35:2218-23. 2008
  6. pmc Compressed sensing in photoacoustic tomography in vivo
    Zijian Guo
    Washington University, Department of Biomedical Engineering, Optical Imaging Laboratory, 1 Brookings Drive, St Louis, Missouri 63130, USA
    J Biomed Opt 15:021311. 2010
  7. pmc Photoacoustic tomography and sensing in biomedicine
    Changhui Li
    Optical Imaging Laboratory, Department of Biomedical Engineering, Washington University, St Louis, MO 63130, USA
    Phys Med Biol 54:R59-97. 2009
  8. pmc Photoacoustic tomography of the mouse cerebral cortex with a high-numerical-aperture-based virtual point detector
    Changhui Li
    Washington University in St Louis, Department of Biomedical Engineering, Optical Imaging Laboratory, St Louis, Missouri 63130, USA
    J Biomed Opt 14:024047. 2009
  9. pmc Fast spatiotemporal image reconstruction based on low-rank matrix estimation for dynamic photoacoustic computed tomography
    Kun Wang
    Washington University in St Louis, Department of Biomedical Engineering, St Louis, Missouri, 63130
    J Biomed Opt 19:056007. 2014
  10. pmc Real-time photoacoustic tomography of cortical hemodynamics in small animals
    Changhui Li
    Washington University in St Louis, Department of Biomedical Engineering Optical Imaging Laboratory, St Louis, Missouri 63130University of Connecticut, Department of Electrical and Computer Engineering, Storrs, Connecticut 06269
    J Biomed Opt 15:010509. 2010

Collaborators

Detail Information

Publications10

  1. ncbi request reprint Image distortion in thermoacoustic tomography caused by microwave diffraction
    Changhui Li
    Biomedical Engineering Department, Washington University in St Louis, St Louis, Missouri 63130, USA
    Phys Rev E Stat Nonlin Soft Matter Phys 77:031923. 2008
    ..Both numerical simulations and phantom experiments demonstrate this phenomenon. A method of partial correction is also provided...
  2. pmc Negative lens concept for photoacoustic tomography
    Changhui Li
    Optical Imaging Laboratory, Department of Biomedical Engineering, Washington University in St Louis, St Louis, Missouri 63130, USA
    Phys Rev E Stat Nonlin Soft Matter Phys 78:021901. 2008
    ..Phantom experiments demonstrate that use of this concept greatly increases the detection region for PAT with high sensitivity...
  3. pmc Effects of acoustic heterogeneities on transcranial brain imaging with microwave-induced thermoacoustic tomography
    Xing Jin
    Department of Biomedical Engineering, Texas A and M University, 3120 TAMU, College Station, Texas 77843 3120, USA
    Med Phys 35:3205-14. 2008
    ..This work is important for obtaining good brain images when the thickness of the skull cannot be ignored...
  4. pmc Photoacoustic tomography of water in phantoms and tissue
    Zhun Xu
    Washington University, Department of Biomedical Engineering, Optical Imaging Laboratory, St Louis, Missouri 63130 4899, USA
    J Biomed Opt 15:036019. 2010
    ..The significant difference in photoacoustic signals between water and fat tissue indicates that the laser-based PAT has the potential to detect water content in tissue...
  5. pmc Design and evaluation of a novel breast cancer detection system combining both thermoacoustic (TA) and photoacoustic (PA) tomography
    Manojit Pramanik
    Optical Imaging Laboratory, Department of Biomedical Engineering, Washington University in St Louis, St Louis, Missouri 63130, USA
    Med Phys 35:2218-23. 2008
    ..Here we present the design of the breast scanner along with initial tissue phantom study results as a precursor to an actual patient study...
  6. pmc Compressed sensing in photoacoustic tomography in vivo
    Zijian Guo
    Washington University, Department of Biomedical Engineering, Optical Imaging Laboratory, 1 Brookings Drive, St Louis, Missouri 63130, USA
    J Biomed Opt 15:021311. 2010
    ..We adapt compressed sensing (CS) for the reconstruction in PACT. CS-based PACT is implemented as a nonlinear conjugate gradient descent algorithm and tested with both phantom and in vivo experiments...
  7. pmc Photoacoustic tomography and sensing in biomedicine
    Changhui Li
    Optical Imaging Laboratory, Department of Biomedical Engineering, Washington University, St Louis, MO 63130, USA
    Phys Med Biol 54:R59-97. 2009
    ..The emphasized areas include the new imaging modalities, hybrid detection methods, photoacoustic contrast agents and the photoacoustic Doppler effect, as well as translational research topics...
  8. pmc Photoacoustic tomography of the mouse cerebral cortex with a high-numerical-aperture-based virtual point detector
    Changhui Li
    Washington University in St Louis, Department of Biomedical Engineering, Optical Imaging Laboratory, St Louis, Missouri 63130, USA
    J Biomed Opt 14:024047. 2009
    ..Compared with a finite-size flat transducer, images generated by using this virtual point detector have both uniform signal-to-noise ratio (SNR) and resolution...
  9. pmc Fast spatiotemporal image reconstruction based on low-rank matrix estimation for dynamic photoacoustic computed tomography
    Kun Wang
    Washington University in St Louis, Department of Biomedical Engineering, St Louis, Missouri, 63130
    J Biomed Opt 19:056007. 2014
    ..The results demonstrate that the LRME-STIR method is not only computationally more efficient but also produces more accurate dynamic PACT images than a conventional FBFIR method followed by image-domain filtering...
  10. pmc Real-time photoacoustic tomography of cortical hemodynamics in small animals
    Changhui Li
    Washington University in St Louis, Department of Biomedical Engineering Optical Imaging Laboratory, St Louis, Missouri 63130University of Connecticut, Department of Electrical and Computer Engineering, Storrs, Connecticut 06269
    J Biomed Opt 15:010509. 2010
    ..Our results demonstrated that PAT is a powerful imaging modality that can be potentially used to study small animal neurofunctional activities...