Search Results - "Geiger, Janos"

Assessing the representative elementary volume of rock types by X-ray computed tomography (CT) – a simple approach to demonstrate the heterogeneity of the Boda Claystone Formation in Hungary by Abutaha, Saja M., Geiger, János, Gulyás, Sándor, Fedor, Ferenc

“…X-ray computed tomography (CT) can reveal internal, three-dimensional details of objects in a non-destructive way and provide high-resolution, quantitative…”
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Palaeoenvironmental and palaeoclimatic inferences based on X-ray computer tomography: a case study of alkaline lake deposits in Hungary by Alzoubi, Nour N., Gulyas, Sandor, Geiger, Janos

“…Widely distributed freshwater carbonate sediments, i.e., limestone, dolomitic limestone and dolomite, developed in inter-dune alkaline ponds of the…”
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Evaluation of 3D small-scale lithological heterogeneities and pore distribution of the Boda Claystone Formation using X-ray computed tomography images (CT) by Abutaha, Saja M, Geiger, János, Gulyás, Sándor, Fedor, Ferenc

“…This study was undertaken to quantify and evaluate the density and porosity characteristics of a Boda Claystone Formation (BCF) core sample using medical CT…”
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Continuous Wavelet Transformation to Quantify small-scale Cycles of Petrophysical Properties; a New Approach Applied in a Potential Disposal Repository of Nuclear Waste, SW Hungary by Mohammad Abutaha, Saja, Geiger, Janos, Fedor, Ferenc, Gulyas, Sandor

“…Continuous Wavelet Transformation (CWT) was applied to study the small-scale repetitive oscillations of porosity distribution patterns in a 5 m silty-claystone…”
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Statistical and geostatistical study of Rn and hydrocarbon components of a soil gas monitoring system: an application to surface hydrocarbon exploration by Geiger, Janos, Jakab, Noemi, Csokmei, Balint, Horvath, Zsolt, Gellert, Balazs

“…This work addresses three topics: (1) the study of the joint areal distribution of the Rn and hydrocarbon components of soil gases over a large region…”
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Sedimentological study of the Szőreg-1 reservoir (Algyő field, Hungary): a combination of traditional and 3D sedimentological approaches by Sebők Szilágyi, Szilvia, Geiger, Janos

“…The paper presents a 3D sedimentological characterization of a delta plain reservoir. The analysis started with detailed core description studies focusing on…”
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Paleoenvironmental multiproxy dataset of the Quaternary abandoned channel in Tövises bed, Great Hungarian Plain by Eltijani, Abdelrhim, Molnár, Dávid, Geiger, János

“…To obtain the multiproxy paleoenvironmental dataset from southeast Great Hungarian Plain (GHP), 345 sediment samples were collected at one cm intervals from…”
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Transforming Abandoned Hydrocarbon Fields into Heat Storage Solutions: A Hungarian Case Study Using Enhanced Multi-Criteria Decision Analysis–Analytic Hierarchy Process and Geostatistical Methods by Abdulhaq, Hawkar Ali, Geiger, János, Vass, István, Tóth, Tivadar M., Medgyes, Tamás, Szanyi, János

“…This study introduces a robust methodology utilizing Multi-Criteria Decision Analysis (MCDA) combined with an Analytic Hierarchy Process (AHP) to repurpose…”
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Application of Parameterized Grain-Size Endmember Modeling in the Study of Quaternary Oxbow Lake Sedimentation: A Case Study of Tövises Bed Sediments in the Eastern Great Hungarian Plain by Eltijani, Abdelrhim, Molnár, Dávid, Makó, László, Geiger, János, Sümegi, Pál

“…Abandoned channels are essential in the Quaternary floodplains, and their infill contains different paleoenvironment recorders. Grain-size distribution (GSD)…”
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THE EFFECT OF RECENT CLIMATIC CHANGE ON THE GREAT HUNGARIAN PLAIN by LADÁNYI, Zsuzsanna, RAKONCZAI, János, KOVÁCS, Ferenc, GEIGER, János, DEÁK, József Áron

“…The climatic processes observed during the last three decades have a significant effect on the biotic and abiotic elements of Hungarian landscapes. According…”
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Cluster defined sedimentary elements of deep-water clastic depositional systems and their 3D spatial visualization using parametrization: a case study from the Pannonian-basin by Horvath, Janina, Borka, Szabolcs, Geiger, János

“…Many multivariate statistical techniques have the ability to handle large data sets or a great number of parameters. Therefore, these multivariate statistical…”
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Characterizing sedimentary processes in abandoned channel using compositional data analysis and wavelet transform by Eltijani, Abdelrhim, Molnar, David, Geiger, Janos

“…Grain size distribution (GSD) is essential for characterizing the deposition process. However, it is necessary to consider its compositional constraint to…”
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Analysis of small-scale heterogeneity in clastic rocks by using computerized X-ray tomography (CT) by Geiger, Janos, Hunyadfalvi, Zoltan, Bogner, Peter

“…The aim of this study is to recognize the basic clastic rock types on the basis of Hounsfield Units (HUs) by using statistical methods (hypothesis tests,…”
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The Advantages of Using Sequential Stochastic Simulations when Mapping Small-Scale Heterogeneities of the Groundwater Level by Mucsi, László, Geiger, János, Malvic, Tomislav

“…Abstract In the environmental risk assessment of oil fields, a detailed knowledge of the heterogeneity of groundwater surfaces is absolutely indispensable…”
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Analysis of small-scale heterogeneity in clastic rocks by using computerized X-ray tomography (CT): Applications of X-Ray Computed Tomography in Engineering Geology by GEIGER, Janos, HUNYADFALVI, Zoltan, BOGNER, Peter

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Statistical and geostatistical study of Rn and hydrocarbon components of a soil gas monitoring system: an application to surface hydrocarbon exploration by Geiger, Janos, Jakab, Noémi, Csökmei, Bálint, Horváth, Zsolt, Gellért, Balázs

“…This work addresses three topics: (1) the study of the joint areal distribution of the Rn and hydrocarbon components of soil gases over a large region…”
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AZ Algyői Pannóniai Delta rendszer Fejlődéstörténetének 3D Modellezése, Különös Tekintettel a Felhalmozódási Környezetek Kőzettesteire by János, Geiger

“…A „pannóniai rétegek" elnevezés ROTH L. (1879)-tól származik. 1905-ben jelent meg Lóczy Lajos szerkesztésében „A Balaton tudományos kutatásának eredményei"…”
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Szemcseeloszlás és felhalmozódási környezet. Litifikálódott kőzetek szemcseeloszlási viszonyainak vizsgálata és értelmezése by János, Geiger

“…A dolgozatban kifejtett szemcseeloszlási vizsgálati és értelmező rendszer a tapasztalatok alapján mind elméleti, mind gyakorlati vonatkozásban lényeges…”
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