Comparison of methods for estimating earth resistivity from airborne electromagnetic measurements
Publisher – Elsevier, 2000. Journal of Applied Geophysics 45 (2000) 239-259 Authors – Les P. Beard*, Geological Survey of Norway, Leiv Eirikssons vei 39 N-7491 Trondheim, Norway Paper – [pdf] Comparison_of_AEM_inversion_methods_JAG_LPB_2000 Abstract
Mapping Structures that Control Contaminant Migration using Helicopter TEM
Publisher – Environmental and Engineering Geophysical Society (EEGS), Journal of Environmental and Engineering Geophysics, 2010. Authors – Louise Pellerin, Green Engineering, Inc., Berkeley, California, U.S.A. Les P. Beard, Battelle-Oak Ridge Operations, Oak Ridge, Tennesee, U.S.A. Wayne Mandell, Army Environmental Command (Retired), Greenville, North Carolina, U.S.A. Paper – [pdf] ENV_JEEG_Tooele_SkyTEM_LPB_2010 Abstract
High-Resolution Airborne Geophysics at Hazardous Waste Disposal Sites
Publisher – Environmental and Engineering Geophysical Society (EEGS), 1995 Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP) proceedings. Authors – L.P. Beard, J.E. Nyquist, and W.E. Doll, Environmental Sciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, U.S.A. M. Chong Foo, T. Jeffrey Gamey, Aerodat, Inc., Mississauga, Ontario, Canada Expanded Abstract – […]
Airborne EM Data Complement Magnetics in an Unexpected Way
Publisher — Environmental and Engineering Geophysical Society (EEGS), 2010 Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP) proceedings. Authors — Les P. Beard*, William E. Doll, Jacob R. Sheehan*, T. Jeffrey Gamey and Jeannemarie Norton, Battelle-Oak Ridge Operations, Oak Ridge, Tennessee; Monika Siwiak, Willy Van Vaerenbergh, AECOM Ltd., Brisbane, Australia. Expanded […]
Using Analytic Signal Analysis On Aeromagnetic Data To Constrain AMT Inversions, San Pedro River Basin, Sonora, Mexico
Publisher — Zonge. Authors — J.C. Wynn, US Geological Survey, Vancouver, Washington; Floyd Gray, US Geological Survey, Tucson, Arizona; T.E. Nordstrom, Dexin Liu, E.V. Reed, Zonge Engineering, Tucson, Arizona; F.A. Villaseñor, SEMARNAT, Cananea, Mexico; Gerry Connard, NGA Inc., Corvallis, Oregon Paper — [pdf] AMT_Inversion_with_AeroMAG Abstract