Dr. Pingyu Liu Profile

Dr. Pingyu Liu

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Author

Publications (14)

Proceedings Article | 22 October 2004 Paper

Unified imaging theory for x-ray and acoustic computerized tomography

Pingyu Liu, Ge Wang, Arthur Boyer

Proceedings Volume 5562, (2004) https://doi.org/10.1117/12.558865

KEYWORDS: X-ray computed tomography, X-rays, X-ray imaging, Photoacoustic spectroscopy, Computed tomography, Radon transform, Acoustics, Radon, Tomography, Absorption

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Proceedings Article | 13 May 1998 Paper

Recent developments in photoacoustic image reconstruction

Pingyu Liu

Proceedings Volume 3254, (1998) https://doi.org/10.1117/12.308180

KEYWORDS: Photoacoustic spectroscopy, Image restoration, Transducers, Absorption, Electromagnetism, 3D image processing, Spherical lenses, Tissue optics, Signal generators, Radon

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Proceedings Article | 7 May 1996 Paper

Image reconstruction from photoacoustic pressure signals

Pingyu Liu

Proceedings Volume 2681, (1996) https://doi.org/10.1117/12.239585

KEYWORDS: Photoacoustic spectroscopy, Absorption, Fourier transforms, Image restoration, Liquids, Spherical lenses, Radon transform, Electromagnetism, Optical spheres, Transducers

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Proceedings Article | 11 April 1996 Paper

Microwave applicators for photoacoustic ultrasonagraphy

Yuncai Fang, Robert Kruger, Pingyu Liu, C. Robert Appledorn

Proceedings Volume 2708, (1996) https://doi.org/10.1117/12.237828

KEYWORDS: Microwave radiation, Waveguides, Photoacoustic spectroscopy, Tissues, Polarization, Absorption, Ultrasonography, Temperature metrology, Optical fibers, Transducers

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Proceedings Article | 11 April 1996 Paper

Energy deposition patterns in the breast at 1064 nm for photoacoustic ultrasound

C. Robert Appledorn, Robert Kruger, Pingyu Liu, Yuncai Fang

Proceedings Volume 2708, (1996) https://doi.org/10.1117/12.237829

KEYWORDS: Absorption, Scattering, Breast, Monte Carlo methods, Photoacoustic spectroscopy, Light scattering, Photon transport, Ultrasonography, Ultrasonics, Acoustics

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Proceedings Article | 11 April 1996 Paper

Simulation of photoacoustic signal production in human breast phantoms at 1064 nm

Pingyu Liu, Robert Kruger, C. Robert Appledorn, Yuncai Fang

Proceedings Volume 2708, (1996) https://doi.org/10.1117/12.237792

KEYWORDS: Tumors, Transducers, Photoacoustic spectroscopy, Breast, Absorption, Signal generators, Natural surfaces, Chlorine, Liquids, Scattering

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Proceedings Article | 17 August 1994 Paper

Photoacoustic ultrasound: experimental results

Robert Kruger, Pingyu Liu

Proceedings Volume 2134, (1994) https://doi.org/10.1117/12.182926

KEYWORDS: Tissue optics, Absorption, Ultrasonography, Biomedical optics, Photoacoustic spectroscopy, Transducers, Scattering media, Ultrasonics, Laser scattering, Scattering

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Proceedings Article | 17 August 1994 Paper

Photoacoustic ultrasound: theory

Robert Kruger, Pingyu Liu

Proceedings Volume 2134, (1994) https://doi.org/10.1117/12.182925

KEYWORDS: Tissue optics, Absorption, Acoustics, Biomedical optics, Tissues, Ultrasonography, Light scattering, Scattering, Photoacoustic spectroscopy, Ultrasonics

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Proceedings Article | 17 August 1994 Paper

Photoacoustic energy conversion efficiency for a simplified absorber model

Pingyu Liu

Proceedings Volume 2134, (1994) https://doi.org/10.1117/12.182922

KEYWORDS: Photoacoustic spectroscopy, Energy conversion efficiency, Thermodynamics, Tissue optics, Energy efficiency, Optical spheres, Electromagnetism, Laser tissue interaction, Acoustics, Thermography

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SPIE Journal Paper | 1 August 1994

Semianalytical approach to pulsed light propagation in scattering and absorbing media

Pingyu Liu, Robert Kruger

OE, Vol. 33, Issue 08, (August 1994) https://doi.org/10.1117/12.10.1117/12.173572

KEYWORDS: Scattering, Light scattering, Mie scattering, Biomedical optics, Signal attenuation, Photons, Picosecond phenomena, Laser scattering, Sensors, Radiative transfer

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Proceedings Article | 19 May 1994 Paper

New phase function to describe optical scattering within biological tissues

Pingyu Liu

Proceedings Volume 2135, (1994) https://doi.org/10.1117/12.175986

KEYWORDS: Scattering, Mie scattering, Biomedical optics, Tissues, Light scattering, Radio propagation, Electromagnetic scattering, Geometrical optics, Tissue optics, Spherical lenses

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Proceedings Article | 19 May 1994 Paper

Time-resolved optical diffusion tomography

C. Robert Appledorn, Robert Kruger, Pingyu Liu

Proceedings Volume 2135, (1994) https://doi.org/10.1117/12.175996

KEYWORDS: Absorption, Reconstruction algorithms, Photons, Scattering, Algorithm development, Tissues, Light scattering, Tomography, Laser scattering, Diffusion

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Proceedings Article | 19 May 1994 Paper

New approach to the "forward problem" of optical diffusion tomography of turbid media

Pingyu Liu, Robert Kruger

Proceedings Volume 2135, (1994) https://doi.org/10.1117/12.175997

KEYWORDS: Diffusion, Biomedical optics, Optical tomography, Tomography, Scattering, Inverse optics, Monte Carlo methods, Computer simulations, Maxwell's equations, Radiative transfer

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Proceedings Article | 1 February 1994 Paper

Solution to the time-dependent photon transport equation

Pingyu Liu, Robert Kruger

Proceedings Volume 2077, (1994) https://doi.org/10.1117/12.168023

KEYWORDS: Photon transport, Biomedical optics, Diffusion, Geometrical optics, Optical tomography, Tomography, Picosecond phenomena, Scattering, Monte Carlo methods, Image restoration

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Showing 5 of 14 publications

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