BSTRACT: A Practical Inversion Methodology for Multi Offset P-to-S Elastic Impedance (PSEI): Application Using Well Logs and Synthetic Seismic to Discriminate Fizz Water from Commercial Gas, by Gonzalez, Ezequiel F., Tapan Mukerji, Gary Mavko; #90026 (2004)

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Implications of elastic full-waveform inversion for northern Red Sea

Kate Glaccum, Denes Vigh, Kai Wang, Xiaoling Tan, Jennifer Qin, Vivian Robertson, Trevor Ferguson

International Meeting for Applied Geoscience and Energy (IMAGE)

... must be addressed. Given repetitively strong impedance in a multi-layer setting, elastic effects are difficult to mitigate if assuming an acoustic...

Applying Rock Physics towards Seismic Characterization: Case Study from an Unconventional Resource, Neuquén Basin, Argentina; #41886 (2016)

Teresa Santana, R. Weger, Silvana Gandi, Alejandro D'Odorico, Ariel Kautyian

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... template was defined in the P and S impedance elastic domain. The use of this rock physics model was crucial to classify seismic inversion results...

Abstract: Soft Shale Complication in AVO Interpretation in Sabah Basin (Geophysics Paper 5)

Alex Tarang, Yeshpal Singh

Geological Society of Malaysia (GSM)

... for more than two decades from early Miocene sand. It is very important to understand the rock elastic properties for the purpose of near field wildcat...

Lithology Discrimination through Elastic Inversion (Paper C5)

D. Ghosh

Geological Society of Malaysia (GSM)

..., is used loosely to mean any or all of the following:Reflection strength (Sweetness); Reflectivity; AVO; Acoustic impedance (AI); Elastic impedance (EI); Vp...

Midland Basin Spraberry Exploration using High Resolution Elastic Inversion

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Abstract: A Bayesian Inference Approach to Map Depositional Facies using Pre Stack Inversion; #91204 (2023)

Ali Alsinan

Search and Discovery.com

... of interest using pre-stack seismic inversion. Pre-stack inversion of P-impedance and Vp/Vs ratio can be used to predict lithological facies or fluid...

Chapter 2: Basics of Reflection Seismology that Relate to Seismic Stratigraphy

Tom Wittick

North Texas Geological Society

..., stiffer rocks have higher acoustic impedances. Figure 2-1. Acoustic Impedance Graph Elastic Constants The properties of the rocks that govern...

Basics of Reflection Seismic Technology

Abilene Geological Society

.... Acoustic Impedance Graph Elastic Constants The properties of the rocks that govern the propagation of sound are the bulk modulus, shear modulus...

SELF-CONSISTENT APPROXIMATION (SCA) VS DIFFERENTIAL EFFECTIVE MEDIUM (DEM); WHICH EFFECTIVE MEDIUM THEORY (EMT) WORKS BEST FOR PARTITIONING OF POROSITY IN CARBONATES.

Ritesh Mohan Joshi, Anil Kumar, and Kumar Hemant Singh

Indonesian Petroleum Association

... to correlating seismic-derived impedance and elastic parameters—such as Young’s, Shear, and Bulk moduli—with specific rock properties. EMT-based analytical...

Seismic Response and Well Logs in Elastic Earth, by Daniel C. Huston; #91024 (1989)

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Abstract: Evaluating Seal Integrity Using Dynamic Poissons Ratio and Youngs Modulus;

Zakiyah Alkhadrawi, Maitham Alabbad

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..., the effectiveness of the seal can be predicted from calculated elastic impedance using seismic parameters. This can be done on 3D volume or 2D lines...

Reducing exploration risk through probabilistic characterisation of a basin-floor fan, offshore WA

Sagar Ronghe, Anne Locke

Petroleum Exploration Society of Australia (PESA)

...) into elastic property volumes (P-impedance and Vp/Vs). An important component of the absolute inversion workflow is building the background low frequency...

Probabilistic Reservoir Characterization via Seismic Elastic Inversion in East Andaman Basin; #40880 (2012)

Mahendra Kishore, Pritam Jha, Dino Ros, and Alfonso Iunio Marini

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... Impedance and Poisson’s ratio cubes. The calibration of those elastic properties volumes was carried out by using electrofacies logs, considering the same...

Mitigating elastic effects of acoustic full-waveform inversion with deep learning and application to field data

Dimitri Voytan, Adriano Gomes, Debanjan Datta, Ren-douard Plessix, Anu Chandran, Ken Matson

International Meeting for Applied Geoscience and Energy (IMAGE)

... between acoustic and elastic wave propagation are particularly pronounced in top of salt reflections, where large shear impedance contrasts cause...

Abstract: Pre-Stack Inversion: An Extension of AVO for Lithology and Hydrocarbon Fluid Quantification

Rick Wallace and Roger Young

Houston Geological Society Bulletin

... a measurement of the "pseudo acoustic impedance." The acoustic impedance could also be expressed as "pseudo-acoustic velocity" by assuming a simple...

Reservoir characterization using multi-seed stochastic inversion

Vincent Thomas, Nicolas Desgoutte, Nathalie Lucet

International Meeting for Applied Geoscience and Energy (IMAGE)

... elastic inversion is a powerful mature technique, developed for explaining amplitude versus angle seismic data (AVA stacks) in terms of P and S impedance...

Fracture and matrix characterization using wide-azimuth and multi-component seismic data: A case study from offshore Mexico

Romain Baillet, Nawal de Freslon, Vincent Thomas, Reynaldo Castellanos, Erick Denogean

International Meeting for Applied Geoscience and Energy (IMAGE)

..., lithology, fracture, and vugs presence. Such properties are obtained either based on an optimized elastic model composed of P-impedance, S-impedance...

Phase Decomposition for Predicting Carbonate Reservoir Properties

Umberto Barbato

Unconventional Resources Technology Conference (URTEC)

... low-impedance facies, which can be correlated to high porosity. Below seismic resolution, sparse layer inversion broadens the spectrum, enabling...

Direct probabilistic inversion for facies with different elastic depth trends

Ask Jakobsen

International Meeting for Applied Geoscience and Energy (IMAGE)

... properties like acoustic impedance, Vp/Vs and density with depth. If all facies change elastic properties at approximately the same slow rate with depth...

Sandstone Reservoir Distribution of Cibulakan Formation Using Seismic Inversion Method: Extended Elastic Impedance (EEI), in Cemara Field, North West Java Basin

M. Rizky Harun, Lutfie Arlan Sandria, Asri Surya Ilhami, Adang Sukmatiawan, M. Razi

Indonesian Petroleum Association

...Sandstone Reservoir Distribution of Cibulakan Formation Using Seismic Inversion Method: Extended Elastic Impedance (EEI), in Cemara Field, North West...

Abstract: Revitalizing Natuna Dataset to Screen for Prospect Opportunities Using Relative Elastic Impedance

Jonathan Denly, Adriana Citlali Ramirez, Jon Rogers, Simon Stokes, Subodh Notiyal, Emily Kay

Southeast Asia Petroleum Exploration Society (SEAPEX)

...Abstract: Revitalizing Natuna Dataset to Screen for Prospect Opportunities Using Relative Elastic Impedance Jonathan Denly, Adriana Citlali Ramirez...

Time-Lapse Petro-Elastic and Seismic Modeling to Evaluate Fracturing Efficiency in Low-Permeability Reservoirs

Masoud Alfi, Zhi Chai, Anshuman Pradhan, Travis Ramsay, Maria Barrufet, John Killough

Unconventional Resources Technology Conference (URTEC)

... as potential candidates for any refracturing operations. P-impedance is used as an indicator of how much alteration has occurred in the elastic properties...

Abstract: Characterization of a Class IV AVO Sand in Central Saudi Arabia, by Husam M. AlMustafa and Luis Giroldi; #90105 (2010)

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The Maturity of Organic-Rich Shales Using Micro-Impedance Analysis, #40675 (2010)

Kenechukwu Mba, Manika Prasad, Michael L. Batzle,

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...-structure. Scanning acoustic microscopy is used to map the impedance of shale components. The impedance of these components is related to their elastic...