This is the title of an example seg abstract using. Jeff freymuellers research projects university of alaska. Society of exploration geophysicists international. Samik sil phd conocophillips, houston exploitation. View samik sils profile on linkedin, the worlds largest professional community.
Abstractwe derive equations for hti and orthorhombic symmetries to analyze fluid substitution effects in porous fractured media. Solid earth publishes original research articles on the broad field of solid earth geophysics, petrology, geochemistry, mineralogy, tectonophysics, natural hazards, and volcanology. By continuing to use our website, you are agreeing to our privacy policy. Seismology as a part of geophysics use of elastic waves to learning, understanding of the earth and other planetary bodies.
Nominations can be done by any spgna member and the awards will be presented at spgna meeting. Student opportunities in geodesy at uaf michigan state university. Limits of frequency effect on seismic anisotropy of sedimentary strata. Geology majors will have expectations of such a course that are different from the expectations of physics students. T connecting the world of applied geophysics who we are seg is dedicated to advancing the science of applied geophysics and fostering common scienti. An introduction to electrical resistivity in geophysics. Estimation and application chris davison, andrew ratcliffe, and sergio grion, cggveritas. Gravimetry, newtons law of gravitation, gravity effect of selected bodies, magnetometry, magnetism of rocks and minerals, magnetic measurements for an archaeological prospection, geoelectrical methods, resistivities of. Samik sil received spgna annual technical award for his recent achievements in geophysics. Fracture parameter estimation from welllog data geophysics. Stochastic simulation of fracture strikes using seismic anisotropy induced velocity anomalies samik sil1,2,4 sanjay srinivasan3 1university of texas at austin, institute for geophysics, j. Introduction to geophysics lecture notes download book. Analysis of fluid substitution in a porous and fractured.
This website beta version contains information on geophysical methods, references to geophysical citations, and a glossary of geophysical terms related to environmental applications. Reservoir geophysics a feasibility study of co 2 geologic sequestration integrating reservoir simulation, rockphysics theory, and seismic modeling yanjun hao, dinghui yang, and yanjie zhou. These anisotropic parameters allow us to both explore for new reservoirs and to understand stress and fracturing in existing reservoirs. Exploration geophysics is published by csiro publishing on behalf of the australian society of exploration geophysicists. Research projects professor geophysical institute and department of geology and geophysics. Gravimetry, newtons law of gravitation, gravity effect of selected bodies, magnetometry, magnetism of rocks and minerals, magnetic measurements for an archaeological prospection, geoelectrical methods. Fluid substitution effects on seismic anisotropy huang 2015. Their combined citations are counted only for the first article. International union of geodesy and geophysics iugg. Samik sil institute for geophysics, university of texas at austin. Pdf analysis of fluid substitution in a porous and fractured medium.
Response of alaskan wells to near and distant large earthquakes a thesis presented to the faculty of the university of alaska fairbanks in partial fulfillment of the requirements for the degree of master of science by samik sil, m. Subsurface surveys extensive education and experience. The 5 chapters presented here started off as a set of rough lecture notes and are updated every year. Papers published report the results of significant case histories and relevant original research in geophysics, with emphasis on the australian and similar environments. John h bradford, president seg the society of exploration geophysicists sm 20152016 update.
Handouts with equations are given in pdf format, since html does not currently support decent looking math typefonts. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Involves determination of various properties of the earth via the application of physical theories and experimental techniques. Rodney johnston, carlos duque, jeremy neep, and musa maharramov, bp ani 3. Mrinal k sen institute for geophysics, jackson school of geosciences, university of texas at austin verified email at ig. Samik sil, michael davidson, changxi zhou, robert olson, herbert swan, jack howell, stephen chiu, and mark willis, conocophillips ani p1. My research involves explaining the water level anomalies observed. I geophysics and geochemistry jan lastovicka encyclopedia of life support systems eolss planets, and their origin and nature. To view these, you will need to download adobe acrobat, for free, from it is available for all major computer.
Michael davidson, herbert swan, samik sil, jack howell, robert olson, and changxi zhou, conocophillips ani 3. This information can be used to i detect oil reservoirs, ii spot naturally fractured, hence high production zones, iii detect dominant natural stress directions, iv. Active deformation processes in alaska, based on 15 years of gps measurements pdf former uaf graduate students samik sil, tom fournier and kelly kore set up a gps site in denali national park, with a great view of the highest peak in north america. Part 2 highangle and horizontal wells alberto mendoza, carlos torresverdin, and bill preeg.
Integrated application of heliborne and ground electromagnetic surveys for mapping em conductor for uranium exploration and its subsurface validation, north delhi fold belt, rajasthan, india. Recorder, official publication of canadian society of exploration geophysicists, volume 40, n 07, 3237. Geophysics is the application of physics to study the earth, oceans, atmosphere and nearearth space. Analysis of seismic anisotropy parameters for sedimentary strata. See the complete profile on linkedin and discover samik s. Application of geophysical methods for site characterization. Minimum offset 400m maximum offset 2000m cmp interval 20m. Society of exploration geophysicists international exposition. This book explains the following topics in geophysics. Free geophysics books download ebooks online textbooks. Geomechanics of hydraulic fracturing microseismicity. Refracted energy travel time can help to derive anisotropic parameters in a target layer.
Abstractwe evaluated a method of deriving seismic fracture parameters from verticalwelllog data with the assumption that the fractured. Sen2, and boris gurevich3 abstract to improve quantitative interpretation of seismic data, we an. Various techniques can be used to help determine the hydrostratigraphic framework, depth to bedrock, extent of ground water contaminant plumes, nonaqueous phase liquids napls, location of voids, faults or factures, location of. Fuyong yan1, dehua han1, xuelian chen2, and samik sil3, 1university of houston, texas, 2china university of petroleum, 3occidental petroleum, texas, summary. Nmo correction and parameter estimation for hti medium is done by fitting the traveltime curves for different azimuths with eq. Us9244183b2 fracture characterization from refraction. Stewart, fabiola ruiz, julia willner, nikolay dyaur, and long huang, 2015, exploration geophysics at the university of houston. The layerinduced seismic anisotropy of sedimentary strata. Field and physical modeling study of the bakken formation. Analysis of seismic anisotropy parameters for sedimentary. Samik sil and dhananjay kumar received spgna awards spgna awards criteria 1. Geochemistry is an interdisciplinary subject which touches geophysics, geology.
Fuyong yan1, dehua han1, samik sil2, and xuelian chen3, 1university of houston, texas, 2occidental petroleum, texas, 3china university of petroleum summary. Recorder, official publication of canadian society of. Extension of dynamicequivalentmedium approach, yuki kobayashi and gary mavko d479 analysis of seismic anisotropy parameters for sedimentary strata, fuyong yan, dehua han, samik sil, and xuelian chen d495. Us201403273a1 us772,570 us20772570a us20143273a1 us 201403273 a1 us201403273 a1 us 201403273a1 us 20772570 a us20772570 a us 20772570a us 20143273 a1 us20143273 a1 us 20143273a1 authority us united states prior art keywords method seismic reservoir travel time signals prior art date 20121112 legal status the legal status is. This cited by count includes citations to the following articles in scholar. Geophysics provides an efficient and costeffective means of collecting geologic and hydrogeologic information. Pdf former uaf graduate students samik sil, tom fournier and kelly kore set up a gps site in denali national park, with a great view of the highest peak in north america. Stewart professor of geophysics verified email at uh. International association of seismology and physics of the earths interior iaspei mainly global earthquake seismology.
Course handouts, lectures, labs, and homework sets are given below in either html or pdf format. Introduction to geophysics central washington university. Though this method can perform nmo correction and parameter estimation satisfactorily, the basic equation is an approximated version of the original traveltime equation for hti media. He worked mainly in monitoring geophysics for more than years before joining the petroleum industry. Incorporated research institutions for seismology iris a u. Stochastic simulation of fracture strikes using seismic. Bankhead 1, yu xia 2, samik sil 1, and changxi zhou. Preface this work is the result of contributions from 52 active researchers in geophysics, astrophysics and astronomy. On the moment magnitude of microseismic events wenjie jiao 1, michael davidson, arcangelo sena, bradley l. Fuyong yan1, dehua han1, samik sil2, and xuelian chen3, 1university of houston, texas, 2occidental petroleum, texas, 3china university of petroleum. Limits of frequency effect on seismic anisotropy of sedimentary strata fuyong yan 1, dehua han 1, xuelian chen 2, and samik sil 3, 1 university of houston, texas, 2 china university of petroleum, 3 occidental petroleum, texas. It is a broad subject that encompasses many of the major sciences physics, astronomy, planetary science, geology, environmental science, oceanography, and meteorology. Fracture mapping by near offset rmo analysis of hti medium using. Sergey fomel professor of geophysics, jackson school of geosciences, university of texas at austin verified email at beg.
Borehole geophysics and rock properties evaluation of knownboundary and resistivity constraints for improving crossborehole dc electrical resistivity imaging of discrete fractures judith robinson, timothy johnson, and lee slater. Analysis of fluid substitution in a porous and fractured medium samik sil1, mrinal k. Pdf to improve quantitative interpretation of seismic data, we analyze the effect of fluid substitution in a porous and. See the complete profile on linkedin and discover samiks. View samik sil s profile on linkedin, the worlds largest professional community. Fuyong yan, dehua han, samik sil, and xuelian chen. Based on a large quantity of laboratory ultrasonic measurement data of sedimentary rocks and using monte. Freymueller endowed chair for geology of the solid earth, michigan state university verified email at msu. Mantovani, 2007 geoneutrinos bring to the surface information from the whole planet, concerning its content of natural radioactive elements. Borehole geophysics and rock properties variation in pwave modulus with frequency and water saturation. Lecture notes essentials of geophysics earth, atmospheric. Many different scientists from different disciplines class themselves as geophysicists, including seismologists.
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