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The AAPG/Datapages Combined Publications Database

Showing 560 Results. Searched 200,693 documents.

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Evaluation of Electron Tomography Reconstruction Methods for a Barnett Shale

Laura Frouté, Emeric Boigné, Matthias Ihme, Anthony R. Kovscek

Unconventional Resources Technology Conference (URTEC)

... algorithms. The first two techniques are direct methods that use the Fourier properties of the Radon transform to compute its inverse using FFTs...

2021

Is Public Perception of Water Quality Accurate in Northwestern Louisiana?

Douglas Carlson, Caitlin Carter, Marty Horn

GCAGS Transactions

..., nitrate, nitrite, radium, radon, selenium, thallium, and uranium (EPA, 2011). The smaller list of drinking water health advisories includes...

2014

Uranium in Volcanic and Volcaniclastic Rocks--Examples from Canada, Australia, and Italy

Laurence Curtis

AAPG Special Volumes

..., and in addition may contain appreciable quantities of radioactive elements such as radon (Macdonald, 1972). This leads to the speculation...

1981

A Review of Tracers in Monitoring CO2 Breakthrough: Properties, Uses, Case Studies, and Novel Tracers

Linda Stalker, Chris Boreham, Ernie Perkins

AAPG Special Volumes

..., 2003, Determining natural groundwater influx to a tropical river using radon, chlorofluorocarbons and ionic environmental tracers: Journal of Hydrology...

2009

Acoustic nonlinear full-waveform inversion on an outcrop-based detailed geological and petrophysical model (Book Cliffs, Utah)

Daria Tetyukhina, Stefan M. Luthi, Dries Gisolf

AAPG Bulletin

... synthetic seismic data were computed in the Radon ( / p) domain (time vs. horizontal slowness). The horizontal slowness, p, is related to the reflection...

2014

Shallow Uranium Mobilization Processes: Chapter 7

John W. Gabelman

AAPG Special Volumes

... water is radioactive from radon, and a few uranium occurrences are known nearby. Near the fault-block margin and in its interior are pipes filled...

1977

Environmental Considerations: Environmental Impacts of Uranium Mining in South Texas

Malcolm F. Kallus

Houston Geological Society

... of uranium in South Texas was made during a 1954 radiometric airborne survey to determine whether atmospheric radon levels would lead to oil discoveries...

1977

Recent Developments in Helium Exploitation in Southern Saskatchewan and Adjacent Areas of Montana and Alberta

Duncan Mackenzie

Rocky Mountain Association of Geologists

...=R=226089 Dudek, N and Hattori, K., 2015, Radon and helium distribution and concentrations above buried uranium ore: the Phoenix deposits, Saskatchewan...

2023

Mixed Geothermal and Shallow Meteoric Origin of Opal and Calcite Beds in Pliocene–Lower Pleistocene Axial–Fluvial Strata, Southern Rio Grande Rift, Rincon Hills, New Mexico, U.S.A.

Greg H. Mack, Matthew C. Jones, Neil J. Tabor, Frank C. Ramos, Sean R. Scott, James C. Witcher

Journal of Sedimentary Research (SEPM)

...: Geochimica et Cosmochimica Acta, v. 10, p. 27–59. Witcher, J.C., 1991a, Radon soil-gas surveys with diffusion-model corrections in geothermal...

2012

Does methane pose significant health and public safety hazards?—A review

Ian J. Duncan

Environmental Geosciences (DEG)

... contaminants of concern such as hydrogen sulfide ( ) gas and radon. Aeration systems are not appropriate for all wells if the iron is oxidized within the tank...

2015

Acado-Baltic Volcanism in Eastern North America and Western Europe: Implications for Cambrian Tectonism

John D. Greenough, V. S. Papezik

Atlantic Geology

.... Geological Society of America Bulletin, 95, pp. 155-173. BOYER, C. 1966. Etude des keratophyres de la region de Radon (Paleozoique Inferieur du Massif...

1986

Carbonate Dissolution on the Western Flank of the East Pacific Rise

Wallace S. Broecker, Suzanne Broecker

Special Publications of SEPM

... and excess radon measurements Ph D thesis San Diego Univ California COOKE R c 1971 The lysocline and calcium carbonate compensation depth in the sea Ph D...

1974

The Elang Oil Discovery Bridges the Gap in the Eastern Timor Sea (Timor Gap Zone of Cooperation)

I. F. Young, T. M. Schmedje, W. F. Muir

Indonesian Petroleum Association

...-stack predictive leconvolution operator and a radon transform (PMult) multiple suppression technique. Careful velocity analysis, DMO (F/K method) and FD...

1995

Ground-Water Quality Classification Mapping for the Basin-Fill Aquifers in Beaver and Cedar Valleys, Southwestern Utah

Janae Wallace, Mike Lowe

Utah Geological Association

..., Iron County, Utah: U.S. Geological Survey Professional Paper 389, 72 p. Bishop, C. E., 1998, Radon-hazard potential of Beaver Basin area, Beaver County...

2009

A Preliminary Assessment of Louisiana's Uranium Potential

Richard P. McCulloh

GCAGS Transactions

.... It takes about one million years, assuming no radon loss, for newly mobilized uranium and a new accumulation of 214Bi to reach equilibrium...

1982

Seismic Interpretation Methodology for Fluvial Sandstone Reservoirs in Widuri Field, Offshore Southeast Sumatra, Indonesia

D. C. Carter, W. E. Harmony, L. Harvidya, G. Juniarto, S. Lestari, A. Purba

Indonesian Petroleum Association

... and processing. For example, use of processes such as surface-consistent deconvolution, Radon de-multiple and trim-static correction can help preserve AVO...

2002

Progress Report on A.P.I. Research Project 43, "The Transformation of Organic Material into Petroleum": RESEARCH

G. M. Knebel

AAPG Bulletin

... of alpha particles (radon), by deuterons from the cyclotron, and by neutron bombardment. The radioactivity of marine organisms, organic materials...

1946

Nuclear Power and Associated Environmental Issues in the Transition of Exploration and Mining on Earth to the Development of Off-world Natural Resources in the 21st Century

Michael D. Campbell, Jeffrey D. King, Henry M. Wise, Bruce Handley, James L. Conca, M. David Campbell

AAPG Special Volumes

..., primarily radon from decay of natural uranium and potassium-40 (40K) in food (160 mrem/yr [1.6 mSv/yr]) and from naturally occurring radioactive materials...

2013

Adsorption and the Reliability of Trace Elements as Environment Indicators for Shales

R. D. Cody

Journal of Sedimentary Research (SEPM)

... of radon and thorium by marine clay. The Langmuir equation is Ca = [kbC]/[1+kCa] where Ca and Cd are the same as in the Freundlich Isotherm, b is parameter...

1971

AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods

Alan R. Huffman

AAPG Special Volumes

... multiple reflection problems, a routine preprocessing stream might include a radon or frequency-wavenumber (f-k) demultiple step that removes...

2001

Integrated Uranium Systems in the Marysvale Volcanic Field, West-Central Utah

T. A. Steven, C. G. Cunningham, M. N. Machette

AAPG Special Volumes

.... An independent radon and geochemical reconnaissance by industry carried on concurrently with the U.S. Geological Survey studies (Spenst M. Hansen...

1981

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