Petroleum: To Be Or Not To Be Abiogenic, by M. R. Mello and J. M. Moldowan

Search and Discovery.com

Recording Shear-Wave Data in P-Wave Seismic Programs, by Bob Hardage, #40701 (2011)

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Estimation Of Effective Porosity and Saturation Volume by Extended Elastic Impedance Approach: A Case Study, #41101 (2012)

Sumit Verma, Samir Biswal

Search and Discovery.com

... as (3) where α = P-wave velocity, β = S-wave velocity, ρ = density, p = cos χ + sin χ, q = -8K sin χ, and r = (cos χ – 4K sin χ), α0, β0, and ρ0...

Enhancing Seismic Insight by Spectral Decomposition, #41534 (2015).

Xiaogui Miao, Dragana Todorovic-Marinic, Tyler Klatt

Search and Discovery.com

... and β are constants introduced to add a variety of forms in the mother wavelet so it can better correlate with signals. It directly decomposes...

Damage Model for Reservoir with Multisets of Natural Fractures and Its Application in Hydraulic Fracturing Simulation, #41893 (2016).

Xinpu Shen

Search and Discovery.com

... components of the vector, which represents the natural fractures set. In Figure 1, α is the azimuth angle, β is the inclination angle, and the x-direction...

Permeability Estimation Based on Pore Characterization and Flow Modeling from Thin-Sections Image Analysis of Grain-Dominated Carbonates, #42117 (2017).

Sheng Peng, Ahmed Hassan, Robert G. Loucks

Search and Discovery.com

... of K-C equation is: (1) where Ø is porosity, rh is hydraulic radius, β is a shape factor that accounts for the influence of different shapes...

Fast Shear Azimuths in the Marcellus Shale from VSP and Crossed Dipole Sonic Data; #42161 (2017)

Steve Horne, David Rampton, John Crowe

Search and Discovery.com

... the equations of an ellipse written as: 𝑒𝑒 = 1 − cos 𝛽𝛽 1 + cos 𝛽𝛽 Equation 2 where β is a phase shift parameterizing the non-linearity...

Influence of Oil and Gas State on Oil Movability and Sweet Spot Distribution in Tight Oil Reservoirs from the Perspective of Capillary Force, #42420 (2019).

Yaohua Li, Yan Song,

Search and Discovery.com

... phase separately. Equals the solid interfacial cohesion ‘γ’ in our work imbibition α：oil liquid, γ:water, β: solid surface ◆Imbibition ， i.e....

Petroleum: To Be Or Not To Be Abiogenic, by M. R. Mello and J. M. Moldowan; #90043 (2005)

Search and Discovery.com

Telisa Shallow Marine Sandstone as an Emerging Exploration Target in Palembang High, South Sumatra Basin

R.M. Iman Argakoesoemah, Maria Raharja, Sonny Winardhi, Rudhy Tarigan, Tino Febriwan Maksum, Amritzar Aimar

Indonesian Petroleum Association

... that EI could be expressed as a simple function of Vp,Vs , and density (α,β, and ρ) : (5) A cos χ + B sin χ cos χ (6) Now introducing RS, or scaled...

Investigation of Gas-Water Distribution Characteristics in Kerogen Pores: A View of Intermolecular Surface Force

Dong Feng, Xiangfang Li, Jing Li, Kai Zhang, Yanan Miao, Juntai Shi, Zheng Sun, Tao Zhang, Peihuan Li, Dunqing Liu

Unconventional Resources Technology Conference (URTEC)

... is β. It reflects the effects of pressure on water adsorption and represents the ratio of water adsorption under a certain pressure and atmospheric...

Comprehensive Modeling of Nanopore Gas Storage and Transport Including Absorption, Adsorption, and Confinement Effects in Shale-Gas Reservoirs

Faruk Civan

Unconventional Resources Technology Conference (URTEC)

...   p   p β K  p   K 1  2  p    1    q   1 1     q       q   Ka   p       p  1    q 1  p...

Orbitally Driven Depositional Cyclicity in Shallow Marine Carbonates of the Lower Paleozoic Aisha-Bibi Seamount (Malyi Karatau, Kazakhstan): Integrated Sedimentological and Time-Series Study

Dmitry A. Bazykin, Linda A. Hinnov

Special Publications of SEPM

... signal mean) or, alternatively, from peak to peak or trough to trough (Fig. 8). The 3 resulting series of model orbital cycle durations is compared to β...

Seismic Sequences and Their Distribution on the Wilkes Land Margin

S. L. Eittreim, G. L. Smith

Circum Pacific Council Publications

... in terms of the degree of crustal thinning. Two methods are used to derive thinning, or β, factors. One is to measure directly the present crustal...

Chapter 12: Along-strike Crustal Thickness Variations of the Subducting Caribbean Plate Produces Two Distinctive Styles of Thrusting in the Offshore South Caribbean Deformed Belt, Colombia

Rocio Bernal-Olaya, Javier Sanchez, Paul Mann, Michael Murphy

AAPG Special Volumes

... slope angles (α) together with the dip of the basement (β). Plots of α versus β were used to estimate taper parameters such as basal friction (Davis...

Subseismic pathway prediction by three-dimensional structural restoration and strain analysis based on seismic interpretation

Jennifer Ziesch, David C. Tanner, and Charlotte M. Krawczyk

AAPG Bulletin

... restoration has the same magnitudes, but as in forward deformation, their axes, which are mirrored around a vertical axis, include rotation. The angle β...

A Dominant Tectonic Signal in High-Frequency, Peritidal Carbonate Cycles? A Regional Analysis of Liassic Platforms from Western Tethys

Dan Bosence, Emily Procter, Marc Aurell, Atef Bel Kahla, Marcelle Boudagher-Fadel, Francesca Casaglia, Simonetta Cirilli, Mohammed Mehdie, Luis Nieto, Javier Rey, Rudolph Scherreiks, Mohamed Soussi, David Waltham

Journal of Sedimentary Research (SEPM)

... recorded, sample locations, interpretations made, and nature of different cycle types α, β, γ, δ present. (Heights in meters are from base of measured...

Resin-Based Nanocomposites Coated Proppants as Scale Inhibitor Carrier and Slowly Releasing Container

Ali Aref Ali Alzanam, Ali Samer Muhsan

Unconventional Resources Technology Conference (URTEC)

... Linearization Plot Refs. Type (II) Type (III) Type (IV) Fractional power Elovich qt = ktν ln qt = ln k + ν ln t ln qt vs. ln t [42] qt = β ln(αβt) qt...

Cathodolumenescence Spectra of Quartz as Provenance Indicators Revisited

Carita Augustsson, Annalena Reker

Journal of Sedimentary Research (SEPM)

... know. Zinkernagel (1978) proposed that the temperature transition between α and β quartz (573°C at 1 atm) is crucial for the bright blue, violet...

Styles of Continental Rifting: Results from Dynamic Models of Lithospheric Extension

Jean Braun, Christopher Beaumont

CSPG Special Publications

... thinning (β = 1.3 at the rift axis, where β is the ratio of initial to final crustal thickness). Therefore, only very slow subsidence of the rift axis...

Horizontal Wells in Environmental Geology

Milovan S. Beljin, George Losonsky

Environmental Geosciences (DEG)

... / 2 + β 2 B / L ln B / 2 r w where β = K h / K v Figure 5 plots the specific capacity ratio of a 150-m (500-ft...

Velocity Model Building Using Tilted Orthorhombic Depth Imaging for Full Azimuth Seismic Data

Yunfeng (Fred) Li, Qiaofeng Wu, Chuen-Song Chen

GCAGS Journal

...) to flatten CIGs, where β represents one individual azimuth as shown in Figure 2. For each individual azimuth, the apparent velocity in the TOR plane [x...

Moment tensor inversion of perforation shots using distributed acoustic sensing

Milad Bader, Robert G. Clapp, Biondo Biondi

International Meeting for Applied Geoscience and Energy (IMAGE)

... and M33 . If the time function w is known, we can determine the time-independent MT components by solving a linear inverse problem of the form β d = Gβ...

Rapid geomechanical analysis of injection-related earthquakes

Lei Jin, William Curry, Mark Zoback, Stefan Hussenoeder, Alexandros Savvaidis, J. P. Nicot, Peter Hennings, Peeyush Bhargava

International Meeting for Applied Geoscience and Energy (IMAGE)

... interval and calculate a diffusion distance d [m] as (1) d  4 ct where t [s] is the duration of injection and c = κ/((C+β)ϕ) [m2/s...

High-order viscoelastic prestack seismic nonlinear frequency-dependent inversion method based on scattering matrix

Tianjun Lan, Zhaoyun Zong

International Meeting for Applied Geoscience and Energy (IMAGE)

... as viscoelastic medium scattering matrices, which is the basis for our next steps. ω  1 1  1 i  (2) = log   + 1 −  α Vp  π Qp ω0  2Q p     1 β...