Robert L. Nowack
Recent and Past Publications
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M. A. Spangler and
R. L. Nowack (2023) Seismic Interferometry Applied to Wind
Farm and Other Anthropogenic Noise Sources,
Seismological Research Letters, 94(1), 123-139, doi.org/10.1785/0220220201.
Qicheng Zeng and
R. L. Nowack (2021) Analysis of local seismic events
near a large-N array for Moho reflections,
Seismological Research Letters, doi.org/10.1785/0220200087.
Jiayuan Huang and
R. L. Nowack (2020) Machine learning using U-Net
convolutional neural networks for the imaging of sparse seismic data,
Pure and Applied Geophysics, 177, 2685-2700, doi.org/10.1007/s00024-019-02412-z.
Ergun Erhan and
R. L. Nowack (2020) Application of non-stationary iterative
time-domain deconvolution, Studia Geophysica et Geodaetica,
64, 76-99, doi: 10.1007/s11200-019-1165-z.
Kiraz, M. S. R. and
R. L. Nowack (2018) Marchenko redatuming and imaging
with application to the Frio carbon sequestration experiment, Geophys J.
Int., 215, 1633-1643, doi: 10.1093/gji/ggy356.
Oren, C. and
R. L. Nowack (2018) An overview of reproducible 3D
seismic data processing and imaging using Madagascar, Geophysics,
83, F9-F20, doi: 10.1190/GEO2016-0603.1
Nowack, R. L. and
M. S. R. Kiraz (2018) Virtual Green's functions using
seismic interferometry and Marchenko redatuming, Seismological Research
Letters, 89, 613-619, doi: 10.1785/0220170211.
Oren, C. and
R. L. Nowack (2017) Seismic body-wave inteferometry
using noise autocorrelations for crustal structure, Geophysical Journal
International,
208, 321-332, doi: 10.1093/gji/ggw394.
Revil, A., P. Tregoning,
M. Walter and
R. L. Nowack (2015) An Appreciation to the Peer
Reviewers for JGR Solid Earth, J. Geophys. Res.,
120, doi: 10.1002/2015JB012308.
Nowack, R.L.
and M.G. Bostock (2013) Scattered waves from
low-frequency earthquakes and plate boundary structure in northern Cascadia, Geophys. Res. Lett., 40,
4238-4243, doi:10.1002/grl.50826.
Nowack, R.L. (2012) A tale of two
beams: An elementary overview of Gaussian beams and Bessel beams, Studia Geophys. et Geod., 56, 355-372, doi: 10.1007/s11200-011-9054-0.
Bakir, A.C. and R.L. Nowack
(2012) Velocity and attenuation structure of the Tibetan lithosphere beneath
the Hi-CLIMB array from the modeling of Pn
attributes, Pure and Applied Geophysics, 169, 2073-2089, doi:
10.1007/s00024-012-0482-8.
Chen, W.P., S.H. Hung, T.L. Tseng,
M. Brudzinski, Z. Yang and R.L. Nowack
(2012) Rheology of the continental lithosphere: progress and new perspectives
with special reference to project Hi-CLIMB,
Gondwana Research, 21, 4-18.
Griffin, J.D., R.L. Nowack, W.P. Chen and T.L. Tseng (2012) Erratum to
"Velocity of the Tibetan Lithosphere: Constraints from P-wave travel times
and regional earthquakes", Bull. Seism. Soc. Am.,
102, 454-455, doi: 10.1785/0120110247.
Bakir, A.C. and R.L. Nowack
(2012) Modeling seismic attributes of Pn waves using
the spectral-element method, Pure and Applied Geophysics, 169, 1539-1556, doi: 10.1007/s00024-011-0414-z.
Haase J. S., Y. S. Choi and
R. L. Nowack (2011) Liquefaction hazard near the Ohio
River from midwestern scenario earthquakes,
Environmental and Engineering Geoscience, 17, 165-181.
Griffin,
J.D., R.L. Nowack, W.P. Chen and T.L. Tseng (2011)
Velocity structure of the Tibetan lithosphere: Constraints from P-wave travel
times of regional earthquakes, Bull. Seism. Soc. Am.,
101, 1938-1947, doi: 10.1785/0120100229.
Haase, J.A.,
Y.S. Choi, T. Bowling and R.L. Nowack (2011)
Probabilistic seismic-hazard assessment including site effects for Evansville
Indiana, and the surrounding region, Bull. Seism.
Soc. Am., 101, 1039-1054, doi:10.1785/0120090322.
Nowack, R.L. (2011) Dynamically
focused Gaussian beams for seismic imaging, Int. J. Geophys.,
Vol. 2011, Art. No. 316581, doi:10.1155/2011/316581.
Haase, J.A. and R.L. Nowack
(2011) Earthquake scenario ground motions for the urban area of Evansville,
Indiana, Seism. Res. Lett., 82, 177-187.
Nowack, R.L. and S.M. Kainkaryam
(2011) The Gouy phase anomaly for harmonic and
time-domain paraxial Gaussian beams, Geophys. J. Int.,
184, pp. 965-973.
Haase, J. S., R.L. Nowack, C.H.
Park and J. Hill (2010)
Probabilistic seismic hazard estimates
incorporating site effects - an example from Indiana: Environmental &
Engineering Geoscience, 16, 369-388.
Nowack, R.L. (2010) Seismic interferometry and estimation
of the Green’s function using Gaussian beams,
Earthquake Science, 23, 417-424.
Nowack,
R. L., W.P. Chen and T.L. Tseng (2010) Application of Gaussian beam migration
to multi-scale imaging of the lithosphere beneath the Hi-CLIMB array in Tibet,
Bull. Seis.
Soc. Am., 100, 1743-1754.
Chen, W.P., M. Martin, T.L.
Tseng, R.L. Nowack, S.H. Hung and B.H. Huang (2010)
Shear-wave birefringence and current configuration of converging lithosphere
under Tibet, Earth Planet. Sci. Lett., 295, 297-304.
Tseng, T.L. W.P.
Chen and R.L. Nowack (2009) Northward
thinning of Tibetan crust revealed by virtual seismic profiles, Geophys. Res. Lett., 36, 14, doi:10.1029/2009GL038252.
Nowack, R. L., T. Parsons and A. Revil (2009) Exploring
New Frontiers with JGR-Solid Earth, J. Geophys.
Res., 114, B10, doi:10.1029/2009JB006977.
Dasgupta,
S, R. L. Nowack and S. Mitra
(2009) Deconvolution of three-component teleseismic data from Southern Tibet using the SVA
technique, Bull. Seism. Soc. Am., 99, 1973-1983.
Nowack, R.L., W.P. Chen, and T.L. Tseng (2009)
Frequency-Dependent Nature of Pn in Western China, 31st
Annual Monitoring Research Review, NNSA, Air Force Research Laboratory, pp.
166-175.
Nowack,
R. L. and C. Li (2009) Methods and Applications of Seismic Tomography, in
Handbook of Signal Processing in Acoustics (eds. D. Havelock, S. Kuwano and M. Vorlander),
Springer-Verlag, pp.1633-1653.
Nowack,
R. L. (2008) Focused
Gaussian beams for seismic imaging, in Expanded Abstracts, 78th
Annual Meeting of the Society of Exploration Geophysicists, Las Vegas, pp. 2376-2380.
Nowack, R. L., W.P. Chen, and T.L. Tseng (2008)
Frequency-dependent nature of Pn in Western China:
Gaussian beam modeling of data from the Hi-CLIMB experiment, 30th
Annual Monitoring Research Review, NNSA/Air Force Research Laboratory, Volume
1, pp. 180-189.
Nowack,
R.L. (2008) Gaussian beam imaging for converted and surface reflected waves,
Proceedings of the Project Review, Geo-Mathematical Imaging Group, Vol. 1,
(Purdue University, West Lafayette, IN), pp. 120 -128.
Nowack,
R.L. (2008) Frame-based Gaussian beam summation and seismic head waves, Proceedings
of the Project Review, Vol. 1, Geo-Mathematical Imaging Group, (Purdue
University, West Lafayette, IN), pp. 113-119.
Nowack,
R. L. (2008) Focused Gaussian beams for seismic imaging, Proceedings of the
Project Review, Vol. 1, Geo-Mathematical Imaging Group, (Purdue University,
West Lafayette, IN), pp. 129-139.
Dasgupta, S. and R.L. Nowack (2008) Frequency extrapolation to enhance the deconvolution of transmitted seismic waves, J. Geophys. and Eng., 5,
118-127.
Nowack,
R. L., W. P. Chen, U. Kruse and S. Dasgupta (2007)
Imaging offsets in the Moho: synthetic tests using
Gaussian beams with teleseismic waves, Pure and
Applied Geophysics, 164, 1921-1936.
Chen, R., V.P. Drnevich, X. Yu and R.L. Nowack
(2007) Water content measurements with Time Domain Reflectometry
in highly conductive soils using reflections from the soil surface, J. of
Geotechnical and Geoenvironmental Engineering, ASCE,
Vol. 133, pp. 1597-1608.
Dasgupta,
S. and R.L. Nowack (2006) Deconvolution
of three-component teleseismic P-waves using the
autocorrelation of the P to SV scattered waves, Bull. Seism.
Soc. Am., 96, 1827-1835.
Nowack,
R.L. and C. Li (2006) Application of autoregressive extrapolation to the
cross-borehole tomography, Studia Geophysica
et Geodaetica, 50, 337-348.
Nowack,
R.L. S. Dasgupta, G.T. Schuster and J.M. Sheng (2006)
Correlation migration using Gaussian beams of scattered teleseismic
body waves, Bull. Seism. Soc.
Am., Vol. 96, pp. 1-10.
Nowack,
R.L. and C. Li (2005) Autoregressive extrapolation applied to tomography in the
cross-borehole geometry, Society of Exploration Geophysicists, Expanded
Abstracts, Seventy-Fifth Meeting, Houston, pp. 2562-2566.
Yu, X., V. P. Drnevich
and R.L. Nowack (2005) Statistical comparison of
models for the dielectric spectrum of soil mixtures, Proceedings of the
Symposium on the Application of Geophysics to Engineering and Environmental
Problems (SAGEEP), Atlanta, pp. 215-225.
Li, C. and
R.L. Nowack (2005) Seismic tomography using
travel-time surfaces for experiments in the laboratory, J. of Geophysics and
Engineering, 2, 231-237.
Nowack,
R.L. (2005) Review of “Fundamentals of Seismic Wave Propagation” by C.H.
Chapman, Siam Review, 47, 616-618, Society of Industrial and Applied
Mathematics, Philadephia.
Haase, J., R.L. Nowack, C.H.
Park, A. Hunyar,
J. Hill and M. Hamburger (2004) Evaluation of seismic hazard for Indiana, FHWA/IN/JRTP02004/3, Joint Transportation
Research Program, Indiana Department of Transportation, Indianapolis.
Li, C. and
R.L. Nowack (2004) Application of autoregressive
extrapolation to seismic tomography, Bull. Seism.
Soc. Am., 94, 1465-1466.
Nowack, R.L.
(2003) Calculation of synthetics seismograms with Gaussian beams, Pure and
Applied Geophysics, 160, 487-507.
Nowack, R.L.,
M.K. Sen, and P.L. Stoffa
(2003) Gaussian beam migration for sparse common-shot data, Society of
Exploration Geophysicists, Expanded Abstracts, Seventy-third Annual Meeting,
Tulsa, pp. 1114-1117.
Pride, S.R., (and DOE Working group
including R.L. Nowack) (2003) Permeability dependence of seismic
amplitudes, The Leading Edge, 518-523.
Nowack,
R.L., C. Li and J. Virieux (2003) Inversion of
seismic attributes from the 1996 3-D tomography experiment at Mt.
Vesuvius, Italy,
in The TomoVes Project: Looking Inside Mt. Vesuvius,
(eds. A.Zollo, A. Bobbio,
P. Gasparini, R. Casale and
M. Yeroyanni), CD Book, CUEN Publ., Naples, Italy.
Nowack,
R.L. and S. Stacy (2002) Synthetic
seismograms and wide-angle seismograms attributes from the Gaussian beam and
reflectivity methods for models with interfaces and gradients, Pure and Applied
Geophysics, 159, 1447-1464.
Stacy, S. and R.L. Nowack (2002)
Modeling of wide-angle seismic attributes from shot gather 11 of the Sarex Experiment, Studia Geophysica et Geodaetica, 46,
667-690, (In special issue dedicated to V. Cerveny).
Tomfohrde,
D.A. and R.L. Nowack (2000) Crustal structure beneath
Taiwan using frequency-based inversion of receiver function waveforms, Pure and
Applied Geophysics, 157, 737-764.
Nowack, R.L., E. Ay, W.-P.
Chen and B. Huang (1999) A seismic profile of the upper mantle along the
southwestern edge of the Philippine Sea Plate using short-period array data, Geophys. J. Int., 136, 171-179.
Nowack, R.L. and W-P. Chen
(1999) Souce-receiver reciprocity and empirical Green’s
function from chemical blasts, Bull. Seism. Soc. Am.,
89, 538-543.
Gasparini,
P., and the TomoVes Working Group (with R.L. Nowack and others) (1998) Looking inside Mt. Vesuvius,
Trans. Am. Geophys Un., EOS, 79, 229-232.
Nowack, R.L.
(1998) Variable damping in seismic tomography based on ray coverage, Meeting on
Signal Recovery and Synthesis, Optical Society of America, Kailua-Kona, Hawaii,
July 8-12.
Matheney,
M.P. and R.L. Nowack (1998) Seismic attenuation
computed from reflection data and comparison with refraction results, Pure and
Applied Geophysics, 153, 537-559.
Nowack,
R.L. (1998) Applications of generalized inversion in geophysics, in Cornelius Lanczos Collected Published Papers with Commentaries, vol.
V, General Editor, W.R. Davis; Editors, M.T. Chu, P.Dolan,
J.R. McConnell, L.K. Norris, E. Ortiz, R.J. Plemmons,
D. Ridgway, B.K.P. Scaife, W.J. Stewart, and J.W.
York, Jr.; Associate Editors, W.O. Doggett, B.M. Gellai,
and AA. Gsponer, Consulting Editor, A. Prioli, North Carolina State University, Raleigh, NC,
3-206—3-211.
Nowack,
R.L. (1998) Applications of the FFT in
Geophysics, in Cornelius Lanczos Collected Published
Papers with Commentaries, vol. VI, General Editor, W.R. Davis; Editors, M.T.
Chu, P.Dolan, J.R. McConnell, L.K. Norris, E. Ortiz,
R.J. Plemmons, D. Ridgway, B.K.P. Scaife,
W.J. Stewart, and J.W. York, Jr.; Associate Editors, W.O. Doggett, B.M. Gellai, and AA. Gsponer, Consulting
Editor, A. Prioli, North Carolina State University,
Raleigh, NC, 3-511—3-515.
Nowack,
R.L. and M.P. Matheney (1997) Inversion of body-wave
attributes derived from seismic refraction data, in Inverse Problems in Geophysical Applications, Eds., H.W. Engl, A.K. Louis, W. Rundell,
SIAM Press, 51-64.
Nowack,
R.L. and M.P. Matheney (1997) Inversion of seismic
attributes for velocity and attenuation, Geophys. J.
Int., 128, 689-700.
Matheney,
M.P. and R.L. Nowack (1997) Seismic attribute
inversion for velocity and attenuation structure using data from the Glimpce Lake Superior experiment, J. Geophys.
Res., 102, 9949-9960.
Brudzinski, M.R., W.-P. Chen, R.L. Nowack
and B. Huang (1997)
Variations of P-wave speeds in the mantle transition zone beneath
the Northern Philippine Sea, J. Geophys. Res., 102, 11,815-11,827.
Nowack, R.L.
(1997) Applications of inverse problems to the analysis of refraction and
wide-angle seismic data, in Inverse Problems and Wave Propagation, Eds., G. Chavent, G. Papanicolaou, P. Sacks
and W. Symes, IMA, 90, 395-417.
Matheney,
M.P. and R.L. Nowack (1995) Seismic attenuation
values obtained from instantaneous frequency matching and spectral ratios, Geophys. J. Int., 123, 1-15.
Nowack,
R.L. (1994) Development of the FFT and
Applications in geophysics, Proceedings of the International Lanczos Centenary Conference, Eds. Brown,,
Chu, Ellison and Plemmons, SIAM, Philadelphia, PA, 395-397.
van Heijst, H.J., R. Snieder and R.L.
Nowack (1994)
Resolving a low velocity zone with surface wave data, Geophys. J. Int., 118, 333-343.
Nowack, R.L.
and L.W. Braile (1993) Refraction and wide-angle
reflection tomography: theory and results, in Seismic Tomography: Theory and
Practice, Eds. Iyer, H.M. and K. Hirahara,
Chapman and Hall Publ., London, pp. 733-763.
Lutter, W.J., A.M. Trehu and R.L. Nowack (1993) Application of 2-D travel-time inversion of
seismic refraction data to the mid-continent rift beneath Lake Superior, Geophys. Res. Lett., 20,
615-618.
Erdogan,
N. and R.L. Nowack (1993) Slant stack analysis for one dimensional
upper mantle structure using short period data from MAJO, Pure and Applied
Geophysics, 141, 1-24.
Nowack, R.L.
(1992) Wavefronts and solutions of the Eikonal
equation, Geophys. J. Int., 110, 55-62.
Nowack, R.L. and I. Psencik (1991) Perturbation from isotropic to anisotropic
media in the ray approximation, Geophys. J.
Int., 106, 1-10.
Lutter,
W.J., R.L. Nowack and L.W. Braile
(1990) Seismic
imaging of upper crustal structure using travel-times from the PASSCAL Ourachita Experiment, J. Geophys.
Res., 95, 4621-4631.
Daudt, C.R., L.W.
Braile, R.L. Nowack and
C.S. Chiang (1990)
Reply to J. Vidale's "comment on
'a comparison of finite-difference and Fourier calculations of synthetic
seismograms'", Bull. Seism. Soc. Am., 80,
496-497.
Lyslo, J.A.
and R.L. Nowack (1990) Slant stack analysis of shot
point 16 from the 1986 PASSCAL Ouachita Experiment, J. Geophys.
Res., 95, 4647-4656.
Nowack, R.L.
(1990) Tomography and the Herglotz-Wiechert
Formulation, Pure and Applied Geophysics, 133, 305-315.
Lutter, W.J. and R.L. Nowack (1990) Inversion for crustal structure using
reflections from the PASSCAL Ouachita Experiment, J. Geophys.
Res., 95, 4621-4631.
Nowack, R.L.
(1990) Perturbation methods for rays and beams, in Second IMACS Symposium on
Computational Acoustics, Ed. Lee, D., North Holland Press, 167-180.
Nowack, R.L.
(1990) Book review of "Geophysical Data Analysis: Discrete Inverse
Theory" by W. Menke, Pure and Applied
Geophysics, 140-142.
Daudt, C.R., L.W.
Braile, R.L. Nowack and
C.S. Chiang (1989) A
comparison of finite difference and Fourier method calculations of synthetic
seismograms, Bull. Seism. Soc. Am., 79, 1210-1230.
Nowack,
R.L. and W. Lutter (1989) Linearized rays, amplitude
and inversion, in Scattering and Attenuation of Seismic Waves, Eds. Wu, R.S.
and K. Aki, Birkhauser Boston.
Nowack, R.L. and J. Lyslo (1989) Frechet derivatives for curved interfaces in the ray
approximation, Geophys. J. Int., 97, 497-509.
Nowack, R.L. and W.J. Lutter (1988) Linearized rays, amplitude and inversion,
Pure and Applied Geophysics, 128, 401-421.
Nowack, R.L.
and W.J. Lutter (1988) A note on the calculation of
covariance and resolution, Geophys. J. Int., 95,
205-207.
Nowack,
R.L. (1988) Sensitivity operators for curved interfaces within the ray
approximation, Conference on Seismic Waves in Laterally Heterogeneous Media, Liblice, Czechoslovakia.
Nowack,
R.L. (1986) Gaussian
beam synthetic seismograms, J. Acoustical Soc. Am., 79, S14.
Nowack, R.L. and K. Aki (1986) Iterative inversion for velocity using
waveform data, Geophys. J.R.
astr. Soc., 87, 701-730.
Aki, K., R.S. Wu and R.L. Nowack (1985) Seismic wave scattering and lithospheric
heterogeneity, in A.U. Kerr (ed.) The VELA program: A twenty-five year
review of basic research, Defense Advanced Research Projects Agency,
419-423.
Nowack, R.L. (1985) Wave
propagation in laterally varying media and iterative inversion for velocity,
Ph.D., MIT, 225 p.
Nowack, R.L.
and K. Aki (1984) The
2-D Gaussian beam synthetic method: Testing and Application, J. Geophys. Res., 89, 7797-7819.
Patwardhan,
A.D., D.D. Tillson and R.L. Nowack
(1978) Zonation
for critical facilities based on two-level earthquakes, International
Earthquake Engineering and Microzonation Conference
Proceedings, 485-496.