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Extension of the Spatial Autocorrelation (SPAC) Method to Mixed-Component Correlations of Surface Waves (with Matthew M. Haney, T. Dylan Mikesell, and Hisashi Nakahara), Geophysical Journal International (2012)
Using ambient seismic noise for imaging subsurface structure dates back to the development of the...
Malargüe Seismic Array: Design and Deployment of the Temporary Array, The European Physical Journal Plus (2012)
We present the goals and the current status of the Malargüe seismic array. Our main...
Western Limits of the Seattle Fault Zone and Its Interaction with the Olympic Peninsula, Washington (with A. P. Lamb, Lee M. Liberty, R. J. Blakely, T. L. Pratt, and B. L. Sherrod), Geosphere (2012)
We present evidence that the Seattle fault zone of Washington State extends to the west...
A Feasibility Study of Time-Lapse Seismic Monitoring of CO2 Sequestration in a Layered Basalt Reservoir (with Murari Khatiwada, Ludmila Adam, and Michael Morrison), Journal of Applied Geophysics (2012)
We investigate the potential of scattered seismic waves to remotely sense geological sequestration of CO2...
Scanning for Velocity Anomalies in the Crust and Mantle with Diffractions from the Core-Mantle Boundary (with Elmer Ruigrok and T. Dylan Mikesell), Geophysical Research Letters (2012)
A novel method, based on differential arrival times of diffractions from the core-mantle boundary, swiftly...
Monitoring Glacier Surface Seismicity in Time and Space Using Rayleigh Waves (with T. D. Mikesell, Matthew M. Haney, John H. Bradford, Hans-Peter Marshall, and Joel T. Harper), Journal of Geophysical Research F: Earth Surface (2012)
Sliding glaciers and brittle ice failure generate seismic body and surface wave energy characteristic to...
Analyzing the Coda from Correlating Scattered Surface Waves (with Dylan Mikesell, Thomas E. Blum, Roel Snieder, and Haruo Sato), Journal of the Acoustical Society of America (2012)
The accuracy of scattered Rayleigh waves estimated using an interferometric method is investigated. Summing the...
Near-Surface Imaging of a Hydrogeothermal System at Mount Princeton, Colorado Using 3D Seismic, Self-Potential, and DC Resistivity Data (with Andrew P. Lamb, Lee M. Liberty, André Revil, and Chuck Diggins), Leading Edge (2012)
The Upper Arkansas Valley in the Rocky Mountains of central Colorado is the northernmost extensional...
Laser Excitation of a Fracture Source for Elastic Waves (with Thomas E. Blum, Roel Snieder, and Mark E. Willis), Physical Review Letters (2011)
We show that elastic waves can be excited at a fracture inside a transparent sample...
CO2 Sequestration in Basalt: Carbonate Mineralization and Fluid Substitution (with Thomas L. Otheim, Ludmila Adam, Michael L. Batzle, Travis McLing, and Robert Podgorney), The Leading Edge (2011)
Geological sequestration of carbon dioxide in deep reservoirs may provide a large-scale option for reducing...
Seismic Refraction Interferometry with a Semblance Analysis on the Crosscorrelation Gather (with Dylan Mikesell), Geophysics (2011)
Crosscorrelating wavefields recorded at two receivers to produce data as if one receiver was a...
Theory and Laboratory Experiments of Elastic Wave Scattering by Dry Planar Fractures (with Thomas E. Blum, Roel Snieder, and Mark E. Willis), Journal of Geophysical Research: Solid Earth (2011)
Remote sensing of fractures with elastic waves is important in fields ranging from seismology to...
Estimating the Rayleigh-Wave Impulse Response Between Seismic Stations with the Cross Terms of the Green Tensor (with Dylan Mikesell, Vera Schulte-Pelkum, and Josh Stachnik), Geophysical Research Letters (2011)
The development of ambient noise tomography has provided a powerful tool to investigate the Earth's...
Earthquakes, Idaho Public Television - D4K - Dialogue for Kids (2011)
Every 30 seconds, somewhere in the world the ground shakes. Most earthquakes are too tiny...
The Establishment of a Geophysics Field Camp in Northern Thailand (with Lee Liberty, Spencer H. Wood, Emily A. Hinz, Dylan Mikesell, Fongsaward Singharajwarapan, and Jeffrey Shragge), The Leading Edge (2011)
As a participant in SEG's Geoscientists Without Borders program, we have developed a geophysics field...
Geophysical Assessment of the Mount Princeton Geothermal Area, Colorado (with M. Batzle, André Revil, Lee Liberty, R. Raynolds, Thomas E. Blum, A. Lamb, K. Richards, A. Hass, A. Jardani, and F. Henderson), SME Annual Meeting and Exhibit and CMA 113th National Western Mining Conference (2011)
The upper Arkansas basin has some of the greatest potential for geothermal development in Colorado....
Application of the Virtual Refraction to Near-Surface Characterization at the Boise Hydrogeophysical Research Site (with Josh Nichols and Dylan Mikesell), Geophysical Prospecting (2010)
Seismic interferometry is a relatively new technique to estimate the Green's function between receivers. Spurious...
Multicomponent Wavefield Characterization with a Novel Scanning Laser Interferometer (with Thomas E. Blum, Bruno Pouet, and Alexis Wartelle), Review of Scientific Instruments (2010)
The in-plane component of the wavefield provides valuable information about media properties from seismology to...
The Virtual Refraction for Noisy Data and Elastic Media (with Dylan Mikesell and Alexander Calvert), 71st European Association of Geoscientists and Engineers Conference and Exhibition (2009)
In this work we explain the origin of spurious energy related to refracted waves, but...
Seismic Wave Attenuation in Carbonates (with L. Adam, M. Batzle, and K. T. Lewallen), Journal of Geophysical Research: Solid Earth (2009)
The effect of pore fluids on seismic wave attenuation in carbonate rocks is important for...
Observation and Modeling of Source Effects in Coda Wave Interferometry at Pavlof Volcano (with Matthew M. Haney, Leiph A. Preston, and David F. Aldridge), The Leading Edge (2009)
We examine seismic records of repeating explosions from Pavlof volcano, Alaska, during its 2007 eruption....
The Virtual Refraction: Useful Spurious Energy in Seismic Interferometry (with Dylan Mikesell, Alexander Calvert, and Matt Haney), Geophysics (2009)
Seismic interferometry is rapidly becoming an established technique to recover the Green’s function between receivers,...
Cancellation of Spurious Arrivals in Green’s Function Extraction (with Roel Snieder, Matt Haney, and Rodney Calvert), Physical Review E (2008)
The extraction of the Green's function by cross correlation of waves recorded at two receivers...
Modified Kubelka-Munk Equations for Localized Waves Inside a Layered Medium (with Matthew M. Haney), Physical Review E (2007)
We present a pair of coupled partial differential equations to describe the evolution of the...
Physical Modeling and Analysis of P-Wave Attenuation Anisotropy (with Yaping Zhu, Ilya Tsvankin, and Pawan Dewangan), Geophysics (2007)
Anisotropic attenuation can provide sensitive attributes for fracture detection and lithology discrimination. This paper analyzes...
1D Energy Transport in a Strongly Scattering Laboratory Model (with Matt M. Haney and John A. Scales), Physical Review E (2004)
Radiative transfer (RT) theory is often invoked to describe energy propagation in strongly scattering media....