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Grantee Research Project Results

Publications Details for Grant Number R825225

Geophysical Sensing in Environmental Applications: Efficient Numerical Simulations

RFA: Exploratory Research - Early Career Awards (1996)

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Abstract (4)
Conference Proceedings (12)
Journal Article (24)
Presentation (7)
Proceedings (7)
Reference Type Reference Title Journal Author Citation Progress Report Year Document Sources
Abstract A three-dimensional finite difference code for the modeling of sonic logging tools None Chen YH, Chew WC, Liu QH Chen YH, Chew WC, Liu QH. A three-dimensional finite difference code for the modeling of sonic logging tools. Expanded abstract for the 67th Annual International Meeting of the Society of Exploratory Geophysics, October 1997. R825225 (1997)
not available
Abstract An FDTD method with nonuniform cylindrical grids for inhomogeneous conductive media None He J, Liu QH He J, Liu QH. An FDTD method with nonuniform cylindrical grids for inhomogeneous conductive media. URSI Meeting Abstract, Montreal, Canada, July 1997, p. 133. R825225 (1997)
not available
Abstract A New PML formulation for anisotropic media and PSTD algorithm. None Liu QH Liu QH. A new PML formulation for anisotropic media and PSTD algorithm. Abstracts, Union Radio-Scientifique Internationale 1998. R825225 (1997)
R825225 (1999)
not available
Abstract A frequency-dependent PSTD algorithm for general dispersive media. None Liu QH, Fan GX Liu QH, Fan G-X. A frequency-dependent PSTD algorithm for general dispersive media. Abstracts, Union Radio-Scientifique Internationale 1998. R825225 (1997)
R825225 (1999)
not available
Conference Proceedings A PML-FDTD algorithm for general dispersive media in GPR and plasma applications. None Fan G-X, Liu QH Fan G-X, Liu QH. A PML-FDTD algorithm for general dispersive media in GPR and plasma applications. In: IEEE Antennas and Propagation Society International Symposium, 1998, Vol. 4, Atlanta, GA, June 21-26,1998, pp. 2014-2017. R825225 (1997)
R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Conference Proceedings Dyadic Green's functions for curved waveguides and cavities and their reformulation. None Fan G-X, Liu QH Fan G-X, Liu QH. Dyadic Green's functions for curved waveguides and cavities and their reformulation. In: IEEE Antennas and Propagation Society International Symposium 1998, Vol. 3, Atlanta, GA, June 21-26,1998, pp. 1504-1507. R825225 (1997)
R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Conference Proceedings A PML-FDTD algorithm for general dispersive media. None Fan G-X, Liu QH Fan G-X, Liu QH. A PML-FDTD algorithm for general dispersive media. In: 14th Annual Review of Progress in Applied Computational Electromagnetics at the Naval Postgraduate School, Vol. 2, Monterey, CA, March 16-20, 1998, pp. 655-662. R825225 (1997)
R825225 (1999)
  • Abstract: Duke - Abstract
    Exit
Conference Proceedings A nonuniform cylindrical FDTD algorithm using new split PML formulations. None He JQ, Liu QH He JQ, Liu QH. A nonuniform cylindrical FDTD algorithm using new split PML formulations. In: IEEE Antennas and Propagation Society International Symposium 1998, Vol. 1, Atlanta, GA, June 21-26,1998, pp. 588-591. R825225 (1997)
R825225 (1999)
  • Abstract: IEEE - Abstract
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Conference Proceedings A systematic study of three PML absorbing boundary conditions through a unified formulation in cylindrical coordinates. None He J-Q, Liu QH He J-Q, Liu QH. A systematic study of three PML absorbing boundary conditions through a unified formulation in cylindrical coordinates. In: 14th Annual Review of Progress in Applied Computational Electromagnetics at the Naval Postgraduate School, Vol. 2, Monterey, CA, March 16-20, 1998, pp. 631-638. R825225 (1997)
R825225 (1999)
  • Abstract: Duke - Abstract
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Conference Proceedings An efficient PSTD algorithm in cylindrical coordinates. None Liu QH, He J-Q Liu QH, He J-Q. An efficient PSTD algorithm in cylindrical coordinates. In: IEEE Antennas and Propagation Society International Symposium 1998, Vol. 1, Atlanta, GA, June 21-26,1998, pp. 558-561. R825225 (1997)
R825225 (1999)
  • Abstract: IEEE - Abstract
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Conference Proceedings Nonuniform fast-Fourier transform (NUFFT) algorithm and its applications. None Liu QH, Nguyen N Liu QH, Nguyen N. Nonuniform fast-Fourier transform (NUFFT) algorithm and its applications. In: IEEE Antennas and Propagation Society International Symposium 1998, Vol. 3, Atlanta, GA, June 21-26,1998, pp. 1782-1785. R825225 (1997)
R825225 (1999)
  • Abstract: IEEE-Abstract
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Conference Proceedings A PSTD algorithm in cylindrical coordinates. None Liu QH, He JQ Liu QH, He JQ. A PSTD algorithm in cylindrical coordinates. In: 14th Annual Review of Progress in Applied Computational Electromagnetics at the Naval Postgraduate School, Vol. 2, Monterey, CA, March 16-20, 1998, pp. 845-851. R825225 (1997)
R825225 (1999)
  • Abstract: Duke - Abstract
    Exit
Conference Proceedings An accurate algorithm for nonuniform fast Fourier transforms (NUFFT) and its applications. None Liu QH, Nguyen N Liu QH, Nguyen N. An accurate algorithm for nonuniform fast Fourier transforms (NUFFT) and its applications. In: 14th Annual Review of Progress in Applied Computational Electromagnetics at the Naval Postgraduate School, Vol. 2, Monterey, CA, March 16-20, 1998, pp. 972-978. R825225 (1997)
R825225 (1999)
  • Abstract: Duke-Abstract
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Conference Proceedings On the PSTD method for large-scale problems. None Liu QH Liu QH. On the PSTD method for large-scale problems. In: 14th Annual Review of Progress in Applied Computational Electromagnetics at the Naval Postgraduate School, Vol. 2, Monterey, CA, March 16-20, 1998, pp. 852-857. R825225 (1997)
R825225 (1999)
  • Abstract: Duke - Abstract
    Exit
Conference Proceedings CG-FFT for nonuniform inverse fast-Fourier transforms (NU-IFFTs). None Tang XY, Liu QH Tang XY, Liu QH. CG-FFT for nonuniform inverse fast-Fourier transforms (NU-IFFTs). In: IEEE Antennas and Propagation Society International Symposium 1998, Atlanta, GA, Vol. 3, June 21-26,1998, pp. 1786-1789. R825225 (1997)
R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Conference Proceedings The 2.5D pseudospectral time-domain (PSTD) algorithm with PML absorbing boundary condition. None Tang ZB, Liu QH Tang ZB, Liu QH. The 2.5D pseudospectral time-domain (PSTD) algorithm with PML absorbing boundary condition. In: IEEE Antennas and Propagation Society International Symposium 1998, Vol. 3, Atlanta, GA, June 21-26,1998, pp. 1496-1499. R825225 (1997)
R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article Inversion of source-time functions using borehole array sonic waveforms. JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA Chang C, Liu Q-H Chang C, Liu Q-H. Inversion of source-time functions using borehole array sonic waveforms. Journal of the Acoustical Society of America 1998;103(6):3163-3168. R825225 (1997)
R825225 (1999)
  • Abstract: JASA - Abstract
    Exit
Journal Article A three-dimensional finite difference code for the modeling of sonic logging tools. JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA Chen Y-H, Chew WC, Liu Q-H Chen Y-H, Chew WC, Liu Q-H. A three-dimensional finite difference code for the modeling of sonic logging tools. Journal of the Acoustical Society of America 1998;103(2):702-712. R825225 (1997)
R825225 (1999)
  • Abstract: JASA - Abstract
    Exit
Journal Article Pseudospectral time-domain algorithm applied to electromagnetic scattering from electrically large objects. MICROWAVE AND OPTICAL TECHNOLOGY LETTERS Fan G-X, Liu QH Fan G-X, Liu QH. Pseudospectral time-domain algorithm applied to electromagnetic scattering from electrically large objects. Microwave and Optical Technology Letters 2001;29(2):123-125. R825225 (1999)
  • Abstract: Wiley - Abstract
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Journal Article FDTD and PSTD simulations for plasma applications. IEEE TRANSACTIONS ON PLASMA SCIENCE Fan G-X, Liu QH, Hutchinson SA Fan G-X, Liu QH, Hutchinson SA. FDTD and PSTD simulations for plasma applications. IEEE Transactions on Plasma Science 2001;29(2):341-348. R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article Dyadic Green's functions for curved waveguides and cavities and their reformulation. RADIO SCIENCE Fan G-X, Liu QH Fan G-X, Liu QH. Dyadic Green's functions for curved waveguides and cavities and their reformulation. Radio Science 2002;37(5):11-1–11-10. R825225 (1999)
  • Full-text: Wiley - Full Text HTML
    Exit
  • Abstract: Wiley - Abstract
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  • Other: Wiley - Full Text PDF
    Exit
Journal Article A PML-FDTD algorithm for simulating plasma-covered cavity-backed slot antennas. MICROWAVE AND OPTICAL TECHNOLOGY LETTERS Fan G-X, Liu QH Fan G-X, Liu QH. A PML-FDTD algorithm for simulating plasma-covered cavity-backed slot antennas. Microwave and Optical Technology Letters 1998;19(4):258-262. R825225 (1997)
R825225 (1999)
  • Abstract: Wiley - Abstract
    Exit
Journal Article A nonuniform cylindrical FDTD algorithm with improved PML and quasi-PML absorbing boundary conditions. IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING He J-Q, Liu QH He J-Q, Liu QH. A nonuniform cylindrical FDTD algorithm with improved PML and quasi-PML absorbing boundary conditions. IEEE Transactions on Geoscience and Remote Sensing 1999;37(2):1066-1072. R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article An FDTD algorithm with perfectly matched layers for conductive media. MICROWAVE AND OPTICAL TECHNOLOGY LETTERS Liu QH Liu QH. An FDTD algorithm with perfectly matched layers for conductive media. Microwave and Optical Technology Letters 1997;14(2):134-137. R825225 (1997)
R825225 (1999)
  • Abstract: Wiley - Abstract
    Exit
Journal Article The PSTD algorithm: a time-domain method requiring only two cells per wavelength. MICROWAVE AND OPTICAL TECHNOLOGY LETTERS Liu QH Liu QH. The PSTD algorithm: a time-domain method requiring only two cells per wavelength. Microwave and Optical Technology Letters 1997;15(3):158-165. R825225 (1997)
not available
Journal Article The perfectly matched layer (PML) for acoustic waves in absorptive media. JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA Liu QH, Tao J Liu QH, Tao J. The perfectly matched layer (PML) for acoustic waves in absorptive media. Journal of the Acoustical Society of America 1997;102(4):2072-2082. R825225 (1997)
not available
Journal Article An accurate algorithm for nonuniform fast Fourier transforms (NUFFT's). IEEE TRANSACTIONS ON MICROWAVE AND GUIDED WAVE LETTERS Liu QH, Nguyen N Liu QH, Nguyen N. An accurate algorithm for nonuniform fast Fourier transforms (NUFFT's). IEEE Microwave and Guided Wave Letters 1998;8(1):18-20. R825225 (1997)
R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article The pseudospectral time-domain (PSTD) algorithm for acoustic waves in absorptive media. IEEE TRANSACTIONS ON ULTRASONICS, FERROELECTRICS, AND FREQUENCY CONTROL Liu QH Liu QH. The pseudospectral time-domain (PSTD) algorithm for acoustic waves in absorptive media. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control 1998;45(4):1044-1055. R825225 (1997)
R825225 (1999)
  • Abstract from PubMed
  • Abstract: IEEE - Abstract
    Exit
Journal Article Quasi-PML for waves in cylindrical coordinates. MICROWAVE AND OPTICAL TECHNOLOGY LETTERS Liu QH, He JQ Liu QH, He JQ. Quasi-PML for waves in cylindrical coordinates. Microwave and Optical Technology Letters 1998;19(2):107-111. R825225 (1997)
R825225 (1999)
  • Abstract: Wiley - Abstract
    Exit
Journal Article Iterative algorithm for nonuniform inverse fast Fourier transform (NU- IFFT). ELECTRONICS LETTERS Liu QH, Tang XY Liu QH, Tang XY. Iterative algorithm for nonuniform inverse fast Fourier transform (NU-IFFT). Electronics Letters 1998;34(20):1913-1914. R825225 (1997)
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  • Abstract: IEEE - Abstract
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Journal Article Some current trends in numerical methods for transient acoustic and elastic waves in multidimensional inhomogeneous media. CURRENT TOPICS IN ACOUSTICAL RESEARCH Liu QH Liu QH. Some current trends in numerical methods for transient acoustic and elastic waves in multidimensional inhomogeneous media. Current Topics in Acoustical Research 1998;2:31-42. R825225 (1997)
R825225 (1999)
  • Abstract: ResearchTrends - Abstract
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Journal Article Perfectly matched layers for elastic waves in cylindrical and spherical coordinates. JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA Liu QH Liu QH. Perfectly matched layers for elastic waves in cylindrical and spherical coordinates. Journal of the Acoustical Society of America 1999;105(4):2075-2084. R825225 (1999)
  • Abstract: JASA - Abstract
    Exit
Journal Article A frequency-dependent PSTD algorithm for general dispersive media. IEEE TRANSACTIONS ON MICROWAVE AND GUIDED WAVE LETTERS Liu QH, Fan G-X Liu QH, Fan G-X. A frequency-dependent PSTD algorithm for general dispersive media. IEEE Microwave and Guided Wave Letters 1999;9(2):51-53. R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article PML and PSTD algorithm for arbitrary lossy anisotropic media. IEEE TRANSACTIONS ON MICROWAVE AND GUIDED WAVE LETTERS Liu QH Liu QH. PML and PSTD algorithm for arbitrary lossy anisotropic media. IEEE Microwave and Guided Wave Letters 1999;9(2):48-50. R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article Large-scale simulations of electromagnetic and acoustic measurements using the pseudospectral time-domain (PSTD) algorithm. IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING Liu QH Liu QH. Large-scale simulations of electromagnetic and acoustic measurements using the pseudospectral time-domain (PSTD) algorithm. IEEE Transactions on Geoscience and Remote Sensing 1999;37(2):917-926. R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article Nonuniform fast Hankel transform (NUFHT) algorithm. APPLIED OPTICS Liu QH, Zhang ZQ Liu QH, Zhang ZQ. Nonuniform fast Hankel transform (NUFHT) algorithm. Applied Optics 1999;38(32):6705-6708. R825225 (1999)
  • Abstract from PubMed
  • Abstract: Applied Optics - Abstract
    Exit
Journal Article Simulations of GPR in dispersive media using a frequency-dependent PSTD algorithm. IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING Liu QH, Fan G-X Liu QH, Fan G-X. Simulations of GPR in dispersive media using a frequency-dependent PSTD algorithm. IEEE Transactions on Geoscience and Remote Sensing 1999;37(5):2317-2324. R825216 (2000)
R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article An efficient PSTD algorithm for cylindrical coordinates. IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION Liu QH, He JQ Liu QH, He JQ. An efficient PSTD algorithm for cylindrical coordinates. IEEE Transactions on Antennas and Propagation 2001;49(9):1349-1351. R825225 (1999)
  • Abstract: IEEE - Abstract
    Exit
Journal Article Multipole acoustic waveforms in fluid-filled boreholes in biaxially stressed formations: a finite-difference method. GEOPHYSICS Liu Q-H, Sinha BK Liu Q-H, Sinha BK. Multipole acoustic waveforms in fluid-filled boreholes in biaxially stressed formations: a finite-difference method. Geophysics 2000;65(1):190-201. R825225 (1999)
  • Abstract: Geophysics - Abstract
    Exit
Journal Article The regular Fourier matrices and nonuniform fast-Fourier transforms. SIAM JOURNAL OF SCIENTIFIC COMPUTING Nguyen N, Liu QH Nguyen N, Liu QH. The regular Fourier matrices and nonuniform fast-Fourier transforms. SIAM Journal of Scientific Computing 1999;21(1):283-293. R825225 (1997)
not available
Presentation Perfectly matched layers for elastodynamics None Chew WC, Liu QH Chew WC, Liu QH. Perfectly matched layers for elastodynamics. Presented at PIERS '97, Boston, MA, July 1997. R825225 (1997)
not available
Presentation A 3D PML-FDTD algorithm for simulating ground-penetrating radar on dispersive earth media. None Fan GX, Liu QH Fan G-X, Liu QH. A 3D PML-FDTD algorithm for simulating ground-penetrating radar on dispersive earth media. Presented at the 7th International Conference on Ground Penetrating Radar, Lawrence, KS, May 27-30,1998. R825225 (1997)
R825225 (1999)
not available
Presentation Borehole radar modeling with a nonuniform cylindrical FDTD algorithm. None He J-Q, Liu QH He J-Q, Liu QH. Borehole radar modeling with a nonuniform cylindrical FDTD algorithm. Presented at the 7th International Conference on Ground Penetrating Radar, Lawrence, KS, May 27-30,1998. R825225 (1997)
R825225 (1999)
not available
Presentation A PSTD algorithm for general dispersive media and its applications to GPR simulations. None Liu QH, Fan GX Liu QH, Fan G-X. A PSTD algorithm for general dispersive media and its applications to GPR simulations. Presented at the International Geoscience Remote Sensing Symposium, Seattle, WA, July 6-10,1998. R825225 (1997)
R825225 (1999)
not available
Presentation Accurate algorithms for nonuniform fast-forward and inverse-Fourier transforms and their applications. None Liu QH, Nguyen N, Tang X-Y Liu QH, Nguyen N, Tang X-Y. Accurate algorithms for nonuniform fast-forward and inverse-Fourier transforms and their applications. Presented at the International Geoscience Remote Sensing Symposium, Seattle, WA, July 6-10, 1998. R825225 (1997)
R825225 (1999)
not available
Presentation A new algorithm for simulations of GPR and acoustic reflection measurements. None Liu QH Liu QH. A new algorithm for simulations of GPR and acoustic reflection measurements. Presented at the 7th International Conference on Ground Penetrating Radar, Lawrence, KS, May 27-30,1998. R825225 (1997)
R825225 (1999)
not available
Presentation The PSTD algorithm: a fast and accurate method for electronic package characterization None Liu QH, Li YL, Liao JC Liu QH, Li Y-L, Liao JC. The PSTD algorithm: a fast and accurate method for electronic package characterization. Presented at the Electrical Performance of Electronic Packaging Conference, San Jose, CA, October 1997. R825225 (1997)
not available
Proceedings Perfectly matched layers for acoustic waves in viscous media: applications to underwater acoustics JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA Liu QH, Tao J Liu QH, Tao J. Perfectly matched layers for acoustic waves in viscous media: applications to underwater acoustics. Journal of the Acoustical Society of America 1997;101(5, Pt 2):3182. R825225 (1997)
not available
Proceedings The PSTC algorithm: a time-domain method combining the pseudospectral technique and perfectly matched layers JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA Liu QH Liu QH. The PSTC algorithm: a time-domain method combining the pseudospectral technique and perfectly matched layers. Journal of the Acoustical Society of America 1997;101(5, Pt 2):3182. R825225 (1997)
not available
Proceedings A new numerical method for large-scale complex media: the PSTD algorithm None Liu QH Liu QH. A new numerical method for large-scale complex media: the PSTD algorithm. Proceedings of the 17th International Geoscience and Remote Sensing Symposium (IGARSS '97), Singapore, August 1997. R825225 (1997)
not available
Proceedings Finite-difference and pseudospectral time-domain methods for subsurface radar applications None Liu QH Liu QH. Finite-difference and pseudospectral time-domain methods for subsurface radar applications. International IEEE/AP-S Symposium Digest, Montreal, Canada, July 1997, pp. 990-993. R825225 (1997)
not available
Proceedings On the PSTD method for large-scale problems, media None Liu QH Liu QH. On the PSTD method for large-scale problems, media. Proceedings of the 14th Annual Review of Progress in Applied Computational Electromagnetics, Monterey, CA, March 1998. R825225 (1997)
not available
Proceedings The pseudospectral time-domain (PSTD) method: a new algorithm for solutions of Maxwell's equations None Liu QH Liu QH. The pseudospectral time-domain (PSTD) method: a new algorithm for solutions of Maxwell's equations. IEEE/AP-S Symposium Digest, Montreal, Canada, July 1997;122-125. R825225 (1997)
not available
Proceedings Using GPR and seismic reflection measurements to characterize buried objects: large-scale simulations None Liu QH Liu QH. Using GPR and seismic reflection measurements to characterize buried objects: large-scale simulations. Proceedings of the 17th International Geoscience and Remote Sensing Symposium (IGARSS '97), Singapore, August 1997. R825225 (1997)
not available

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