Loading... Close. View More on Journal … Scheufele, D. (2000). Standard textbook derivations of the Clausius–Mossotti (Lorentz–Lorenz) relation tend to obscure the physical origin of local‐field effects by proceeding from the macroscopic dielectric function of the equivalent homogeneous system to the microscopic parameters of the model. Cascade continuum micromechanics model for the effective permeability of solids with distributed microcracks: Self-similar mean-field homogenization and image analysis. We’re a creative agency based in Lisbon & London, who use head and heart to amplify your brand. This video is unavailable. Random network model of electrical conduction in two-phase rock. Learning Outcomes. ISSN: 1864-1105. and you may need to create a new Wiley Online Library account. The transport properties of networks of cracks and pores. Medium theory is the concept that the type of Medium used to communicate with the user is just as important as the content presented by the medium itself. Pore structures and transport properties of sandstone. Gitlin, Todd. Media, Culture & Society provides a major international forum for the presentation of research and discussion concerning the media, including the newer information and communication technologies, within their political, economic, cultural and historical contexts.. Porometric properties of siliciclastic marine sand: a comparison of traditional laboratory measurements with image analysis and effective medium modeling. Medium Theory. Fluid flow and conduction in two‐dimensional fractures with rough, self‐affine surfaces: A comparative study. Permeability and porosity of hydrate-bearing sediments in the northern Gulf of Mexico. The journal is interdisciplinary, regularly engaging with a wider range of issues in cultural and social analysis. Scale dependence of hydraulic and structural parameters in fractured rock, from borehole data (KTB and HSDP). and Paleomagnetism, History of An integrated study of the petrophysical properties of carbonate rocks from the “Oolithe Blanche” formation in the Paris Basin. Categories. Navigation. The dependence of transport properties ofin situ rocks on pore fluid composition and temperature. More × Article; References; Citing Articles (311) PDF Export Citation. The accuracy of such a technique appears to be better than that of the EMT approximation. ---. Planets, Magnetospheric Media, Culture & Society provides a major international, peer-reviewed forum for the presentation of research and discussion concerning the media, including the newer information and communication technologies, within their political, economic, cultural and historical contexts. Leave your comment. The effective‐medium theory is used to obtain an effective conductance for the network, which is then used to determine the effective diffusivity starting from first physical principles and utilizing the observation that a network of pores of uniform conductance satisfies the smooth field approximation. The Curriculum Journal is an international peer-reviewed journal that publishes original contributions to the study of curriculum theory, as well as curriculum-making practices.It encompasses issues relating to governance and policy development, teacher professional learning, assessment and pedagogy, insofar as they pertain to curriculum. Article. Modelling moisture distribution and isothermal transfer in a heterogeneous porous material. Geophysics, Geomagnetism Deformation of Earth Materials: Six Easy Pieces. A methodology for the derivation of non-Darcian models for the flow of generalized Newtonian fluids in porous media. Nonnegligible Roles of Pore Size Distribution on Electroosmotic Flow in Nanoporous Materials. Upscaling pore pressure‐dependent gas permeability in shales. Part I: Theory, Journal of Chromatography A, 10.1016/j.chroma.2010.10.087, 1218, 1, (32-45), (2011). The accuracy of the theory is inferred by comparing the results given by the EMT to those obtained when using an exact method based on the resolution of … Officially cited as: Int J Game Theory 2012 14th International Conference on Ground Penetrating Radar (GPR). Anisotropy and effects of clay content and loading. Published until 2007 as Zeitschrift für Medienpsychologie. Transport properties of pyroclastic rocks from Montagne Pelée volcano (Martinique, Lesser Antilles). Geophysics, Mathematical Predicting the permeability of sediments entering subduction zones. Spectrochimica Acta Part B: Atomic Spectroscopy. An analysis of the roles that audiences and mass media play in this constructivist approach requires research on various levels of analysis. Therefore the effective medium theory may not be appropriate for the calculation of the transport properties of rocks which exhibit this type of distribution. The computed dependence of the DC conductivity tensor and its AC counterpart on the stretch parameters is in good agreement with experimental results. Verity Platt. This model is evaluated within the framework of differential effective medium theory (DEMT). The core assumption is that the media as we consider is not just a channel were the communication takes place but they are diverse set of setting or environment that enable the communication to happen and it may … Through interactive media complexity theory is the first post modern science; the first science of culture. This journal is a member of the Committee on Publication Ethics (COPE) More. Growth, Dissolution and Pattern Formation in Geosystems. To solve this problem, in this paper, a simple and accurate prediction approach for surface settlement … All methods of scholarly inquiry into communication are welcome. From the inaugural issue of Media Theory, Terry Flew considers some of the key media-centric approaches to understanding the relationship between media and society. Fracture study of a horizontal well in a tight reservoir — Kuwait. We use effective medium theory (EMT), where no topological configuration of the phases is assumed other than they mix in an isotropic manner. De l’original perdu à la série : nouvelles approches des multiples gréco-romains [Texte intégral] Paru dans Perspective, 2 | 2019. Averaging Pore Statistics of Two-Dimensional Images for Predicting Permeability. Watch Queue Queue. Medium is an open platform where readers find dynamic thinking, and where expert and undiscovered voices can share their writing on any topic. Rev. Cascade Lattice Micromechanics Model for the Effective Permeability of Materials with Microcracks. Use the link below to share a full-text version of this article with your friends and colleagues. Senior Lecturer. Learn more. The hydraulic conductance of a capillary with a sinusoidally varying cross‐section. Percolation networks and fluid transport in the crust. 1/1TagsJohn Hartley, Marshall McLuhan, media ecologies, media-centrism, mediasphere, mediatization, medium theory, Raymond Williams, Stuart Hall, Terry Flew, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Reddit (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on Tumblr (Opens in new window). Densification and permeability reduction in hot‐pressed calcite: A kinetic model. (1992). Assessment of critical path analyses of the relationship between permeability and electrical conductivity of pore networks. Contact us if you experience any difficulty logging in. Journal of Communication, 49 (1), 103 –122. Calculation of the effective permeabilities of field-scale porous media. Self‐organized fluid flow through heterogeneous networks. To get the most out of high resolution X-ray tomography: A review of the post-reconstruction analysis. We no doubt see this with the Internet today, in the way we get our news compared to how we got it with print. Permeability in Two‐Component Porous Media: Effective‐Medium Approximation Compared with Lattice‐Boltzmann Simulations. Relating flow channelling to tracer dispersion in heterogeneous networks. Modeling relative permeability of water in soil: Application of effective‐medium approximation and percolation theory. Based on the developed multiple‐scattering theory [C.‐W. It publishes original research making significant contributions from a methodological, conceptual or mathematical point of view. It turns out that the EMT approximation is quite good for quasi‐uniform distributions of conducting elements, whereas large discrepancies appear for highly contrasted distributions such as decreasing exponential functions. Processes, Information To evaluate the crack … It was introduced in outline by the American communications researchers Sandra Ball-Rokeach and Melvin DeFleur in 1976. B 48, 8578 (1993)], an effective‐medium theory (EMT) is proposed to treat coupled electromechanical behavior in composite media. Flow phenomena in rocks: from continuum models to fractals, percolation, cellular automata, and simulated annealing. While semiotics (or semiology) has an intellectual history dating back to Peirce, Saussure, and Vico, medium theory is a relatively new discipline in communication theory. Evolution of Pore Structure and Permeability of Rocks in Laboratory Experiments. Put graphically, “discrete data” translates into dots or interrupted lines, while “continuous data” implies a curve. On the basis of exemplary meta-analyses of media effects and bibliometric studies of well-cited theories, we identify and discuss five features of media effects theories as well as their empirical support. Quantifying tight-gas sandstone permeability via critical path analysis. and Petrology, Exploration If you have access to a journal via a society or association membership, please browse to your society journal, select an article to view, and follow the instructions in this box. SEG Technical Program Expanded Abstracts 2018. Our results suggests that, while hierarchical materials yield significant improvement of mass transfer in nanoprorous crystals, the magnitude of such improvement is heavily influenced by the connectivity and availability of the transport pores. Nan and F. S. Jin, Phys. Please enable JavaScript to continue using this application. This review analyzes trends and commonalities among prominent theories of media effects. Marxism, Medium Theory, and American Cultural Studies: The Question of Determinism. Thermal conductivity of granular porous media: A pore scale modeling approach. Critical path analysis of the relationship between permeability and electrical conductivity of three‐dimensional pore networks. Network modeling of dispersion: Transition from Taylor Dispersion in homogeneous networks to mechanical dispersion in very heterogeneous ones. Editor: R. Lance Holbert. Under stretching these regions change from spherical to prolate-spheroidal shapes. The explicit relations for determining effective behavior of piezoelectric composites are derived. Analysis of porous media heterogeneities using the diffusion of pressure waves. Thermo-Hydro-Mechanical Coupling in Fractured Rock. We develop a rigorous theoretical scheme to relate the seismic properties of a clay‐rich hydrate‐bearing sediment to its porosity, mineralogy, microstructural features and hydrate saturation. About this journal. Journal of Organizational and End User Computing (JOEUC) , 28 (2), 53-73. Journal of Communication, Winter 1999 106 This interactive model of construction of reality has important implications for conceptualizing framing as a theory of media effects. Medium theory is the concept that the type of Medium used to communicate with the user is just as important as the content presented by the medium itself. Media dependency theory, a systematic approach to the study of the effects of mass media on audiences and of the interactions between media, audiences, and social systems. A rock physics model for estimating elastic properties of upper Ordovician-lower Silurian mudrocks in the Sichuan Basin, China. Variations of petrophysical properties and spectral induced polarization in response to drainage and imbibition: a study on a correlated random tube network. Geophysics, Marine (1896-1977), Chinese Journal of Geophysics (2000-2018), International With microcracks rocks – a review of Laboratory measurements and their Explanation analysis and effective medium theory is developed diffusion! Relative permeability of water in soil: Application to chemisorption J. K. Nørskov and D.... Pore-Network model for dilatancy-induced permeability of Conducting Stick Composites, 2008 significant contributions from a methodological, conceptual or point. Spontaneous imbibition experiments: Precursory moisture diffusion effects ahead of water front data relative to Fontainebleau Sandstone is for. Differential effective medium theory – theories of media Psychology-Theories Methods and Applications factor..., events, jobs, video lectures, blogs and news 32-45 ), 103.! 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