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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 1,445 Results. Searched 200,636 documents.

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Abstracts: General Anisotropic Travel Times … A Purpose Built Solution; #90173 (2015)

R. Phillip Bording

Search and Discovery.com

... rays in the isotropic inhomogeneous media However, the earth is not always isotropic and structures and media can be shown to be anisotropic. Media...

2015

Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015)

Ritesh Kumar Sharma and Robert James Ferguson

Search and Discovery.com

..., Introduction to Seismology: Elesvier. Slawinski, M. A., 2003, Seismic waves and Rays in Elastic Media.: Pergamon SecondEdition. Thomsen, L., 1986...

2015

Abstract: Calculation of Amplitude and Velocity in General Anisotropic Media; #90224 (2015)

M. Malehmir and D. R. Schmitt

Search and Discovery.com

... ray . (2) All projected horizontal slownesses (S) from incident(SI ), reflected(SR ), and transmitted(ST ) rays on the boundary interface must be equal...

2015

The Poles of the Moon and Their Significance

Paul D. Spudis

Search and Discovery.com

... (but locally strong anomalies) Hard radiation environment (cosmic rays), solar wind impinges directly on surface, Moon flies through Earth’s geomagnetic tail...

Unknown

Integrated Lab Studies For Uranium Exploration in High Radioactive Formations, #80150 (2011)

R. B. N. Singh, M. K. Tewari

Search and Discovery.com

.... These radiations are emitted from three main types of source elements: K, Th and U (and their decay products). The gamma rays emitted by the three...

2011

Lunar Helium-3 Value Chain: Investment and Funding, #80154 (2011)

Dieter Beike,

Search and Discovery.com

... Edison Thomas Edison a waste of time. Nobody will use it. ~1880  “X‐rays are a hoax” 880 ays a e a oa Expert Lord Kelvin Lord Kelvin od e ~1930...

2011

Mineralogical Constraints on Diagenesis of the Sheepbed Mudstone, Gale Crater, Mars, as Determined by the CheMin XRD Instrument and Examples of the Use of NASA Spinoff Technology in the Oil and Gas Industry; #70167 (2014)

David Blake, the MSL Team

Search and Discovery.com

.../XRF experiment A single detector measures energy, position and intensity of the X-rays emanating from the sample XRD analysis of mudstone...

2014

Application of Anisotropic 3D Reverse Time Migration to Complex North Sea Imaging; #41573 (2015)

M. A. Hall, I. F. Jones, M. C. Goodwin, I. D. Berranger, H. Zhou, P. A. Farmer

Search and Discovery.com

... present in the final image to less than seventy degrees. Steeper dips, and turning rays are usually imaged using Kirchhoff techniques, but these fail...

2015

Attributes Assisted Seismic Interpretation in Pre-Stack Time versus Depth Migration Data; #41637 (2015)

Tengfei Lin, Hang Deng, Zhifa Zhan, Zhonghong Wan, Kurt Marfurt

Search and Discovery.com

... caused by PSTM, pre-stack depth migration (PSDM), which assumes that seismic waves are propagated in straight rays, is necessary in the presence...

2015

-- no title --

Andys Office

Search and Discovery.com

... of this interval is approximately 2m thicker for the CT Scan Images CT Scan images use X Rays to examine the distribution of porosity types within Grosmont core...

Unknown

Exaggeration of Medium

Search and Discovery.com

N/A

Depositional Architecture of the Lagniappe Delta: Sediment Characteristics, Timing of Depositional Events, and Temporal Relationship with Adjacent Shelf-Edge Deltas

Harry H. Roberts, Richard H. Fillon, Barry Kohl, John M. Robalin, Johan C. Sydow

Special Publications of SEPM

...-rays. Unit H (radiograph e) is represented by highly inclined stratification a clay-rich sediment. This unit is interpreted as deformed and remolded...

2004

Method to Produce Grain-Scale Digital Images of Large Experimental Sedimentary Deposits and Other Imperfectly Flat Stratigraphy

Jim Mullin, Chris Ellis

Journal of Sedimentary Research (SEPM)

.... Only these parallel rays can pass through the aperture to the imager. Since only parallel rays are used, apparent (imaged) object size does not change...

2008

Caught in the act: Trophic interactions between a 4-million-2009-old white shark (Carcharodon) and mysticete whale from Peru

Dana J. Ehret, Bruce J. MacFadden, Rodolfo Salas-Gismondi

PALAIOS

... vertebrate fossils in the Pisco Formation include rays, teleosts, chelonians, crocodilians, sea birds, seals, and an aquatic sloth (Hoffstetter, 1968...

2009

Joggins: The Fossil Cliffs of Joggins…One of the Worlds Classic Geological Sites

Peter Wallace

Atlantic Geoscience Society Special Publications

... or estuaries. A profusion of aquatic fossils have been found within these clam coals, including fishes, sharks, rays, and amphibians. Barbed spines...

1998

Uranium Exploration and Economics an Overview

James O. Bemis

Bulletin of South Texas Geological Society

... are calibrated in counts-per-second (c.p.s.). The spectrometers are calibrated usually in c.p.s. The “gross-count” types indicate the total of the gamma rays...

1977

Strontium Isotope Stratigraphy and the Oligocene-Miocene T-Letter StagesŽ in Papua New Guinea

T. L. Allan, J. A. Trotter, D. J. Whitford, M. J. Korsch

Papua New Guinea (PNG) Petroleum Convention Proceedings

... of the equatorial chambers with rays extending from the central embryoconch. Chambers within the rays are higher than those in inter-ray areas, this height...

2000

Current Trends in Geophysics

H. E. Stommel, J. M. Graul

Indonesian Petroleum Association

... in the figure). A series of rays are then traced through the model. these rays show how the time migrated traces are to be bent (refracted) in converting to depth...

1978

STRATIGRAPHY AND MICROFOSSILS OF THE SAPPINGTON FORMATION IN SOUTHWESTERN MONTANA

CHARLES W. ACHAUER

Montana Geological Society

... are the largest forms in the assemblage ranging from 80 to 260 microns. They are all unicenter, devoid of monolete or trilete rays and show various...

1959

Mineral Matter in Coal Analytical Technology for Mineral Matter Studies - TSOP Short Course Presentation

Colin Ward, David French

The Society for Organic Petrology (TSOP)

...  planes in powdered crystals of minerals Detects constructive interference of  diffracted X‐rays at measured angles of  incidence (2‐theta) Sample...

2018

Correlation and Depositional Environments of the Middle Miocene Rosarito Beach Formation of Northwestern Baja California, Mexico

John A. Minch, James R. Ashby, Thomas A. Demere, H. Tom Kuper

Pacific Section of AAPG

...). The Wahoo suggests that the area was like a shallow warm bank. The rays like 70–100 ft. of water while the bass, groupers and sea cats need shelter...

1984

The Spectral Gamma-Ray Log

John H. Doveton

Special Publications of SEPM

... THE SPECTRAL GAMMA-RAY LOG Measurement and ratio analysis The counts recorded on a standard gamma ray log are the sum of all gamma rays, most of which...

1994

Core Hardness Testing and Data Integration for Unconventionals

Elizabeth Ritz, Matt Honarpour, William F. Dula, Jack P. Dvorkin

Unconventional Resources Technology Conference (URTEC)

... number, Zeff, is the average atomic number for a material composed of more than one element, measured by low-energy gamma rays subject to photoelectric...

2014

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