Rational rock physics for improved velocity prediction and. Cheng jingyi 1923 born to a manchu pastor who had been converted to christianity by a pastor of the london missionary society lms in beijing, cheng was educated first at home in the chinese classics, then attended the anglochinese institute of the lms, graduating in 1896. Interferometric synthetic aperture radar insar data from multiple satellite missions were combined to study the temporal and spatial variability of head and storage properties in a confined aquifer system on a decadal time scale. Lagrangian mean curvature flow for entire lipschitz graphs calc. Papers should have broad and immediate implications meriting rapid decisions and high visibility. Jingyi chen in this talk, we will begin with the standard rst variation for volumes and minimal surface equations.
The correlation between relative dispersion and volume. Department of chemistry and biochemistry, university of arkansas, fayetteville, arkansas 72701, united states. Department of geosciences, college of engineering and natural sciences, the university of tulsa, tulsa, ok 74104, usa. The determination of anisotropic parameters from wideangle. We would like to thank chunsong lu for constructive discussion. Stanford researchers calculate groundwater levels from. Jingyi chens phone number, email, address, public records. Jingyi chen, ailana fraser, and chao pang abstract. The immunopathological characteristics of covid19 patients, either systemic or local, have not been thoroughly studied. Among the various types of perfectly matched layer pml boundary conditions, complex frequency shifted pml cfspml has attracted much attention in timedomain wavefield simulations because it. Talks presented at the international workshop on future linear colliders lcws2019, sendai, japan, 28 october1 november, 2019. His research interests include seismic forward modeling, seismic inversion, seismic. Why 3d seismic data are an asset for exploration and mine planning. Jingyi chen, decker dawson assistant professor of geophysics, university of tulsa.
The calabi flow on kaehler surfaces with bounded sobolev constanti math. Jingyi chen, the university of british columbia minimal surfaces with isotropic link let. Silver ag has been gaining broad attention due to their antimicrobial activities and the increasing resistance of bacteria to commonly prescribed antibiotics. However, it is also a useful reference resource for professional geophysicists. Jingyi ann chen 210 e 24st street, wrw buliding, austin, tx, 78712 t 6503872375 bjingyi. Let n be a complete, homogeneously regular riemannian manifold of dimn. Jingyi chen has a wide range of research interests covering microseismic and rock physics in unconventional resources, numerical simulation of seismic wave. Stanford researchers calculate groundwater levels from satellite data. Method the conventional imaging condition in reversetime migration is implemented as 0,, t i s r t dx x x. Haiqiang lan, jingyi chen, zhongjie zhang, youshan liu, jianguo zhao and ruiqi shi, application of a perfectly matched layer in seismic wavefield simulation with an irregular free surface, geophysical prospecting, 64, 1, 112128, 2015. D degree in solid geophysics from institute of geology and geophysics, chinese academy of sciences iggcas in 2005, beijing, china. 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. Dg 27 sep 2015 extendability of conformal structures on punctured surfaces jingyi chen and yuxiang li abstract. Coronavirus disease 2019 covid19 is a respiratory disorder caused by the highly contagious sarscov2.
Read the latest articles of transportation research part e. Pdf frequencydomain elastic wavefield simulation with. Among the various types of perfectly matched layer pml boundary conditions, complex frequency shifted pml cfspml has attracted much attention in timedomain wavefield. Physics authorstitles recent submissions 157 skipped. Pdf geophysical investigation of a burning dump in. To submit students of this mathematician, please use the new data form, noting this mathematicians mgp id of 45018 for the advisor id. Volume 210 issue 1 geophysical journal international. Application of the nearly perfectly matched layer for seismic. Zhencong zhao, jingyi chen,x i a o b ol i ua n db a o r u ic h e n seismic anisotropy group, department of geosciences, the u niversit y of tulsa, t ulsa, ok, 74104, usa corresponding author.
This cited by count includes citations to the following articles in scholar. Pham, jun sun, lyly tran, jingyi wang and xin peng, learning likely invariant. Cvs, research statements, teaching statements, websites. Background no clinically proven effective antiviral strategy exists for the epidemic coronavirus disease 2019 covid19. Xiaobo tian to give a presentation entitled numerical modeling in computational geophysics group at the university of tulsa dr. Durrani, 1 keith willson, 2 jingyi chen, 1 bryan tapp, 1 and jubran akram 3. B jingyi wang, xiaohong chen, jun sun and shengchao qin, improving probability estimation through active probabilistic model learning.
Secondorder seismic wave equations with the implementation. Find jingyi chen s phone number, address, and email on spokeo, the leading online directory for contact information. Shapecontrolled synthesis of silver and gold nanostructures volume 30 issue 5 benjamin wiley, yugang sun, jingyi chen, hu cang, zhiyuan li, xingde li, younan xia. If the address matches an existing account you will receive an email with instructions to reset your password. He is now decker dawson assistant professor of geophysics at the university of tulsa. As demonstrated in many literatures, either the periodic condition or sponge boundary condition is simple but much less effective than the wellknown perfectly matched layer boundary condition. Split hopkinson pressure bar technique has been widely used to measure the dynamic tensile strength of concrete materials. However, various aspects of the antimicrobial mechanism of ag have not been understood, including how silver affects the motility of bacteria, a factor that is intimately related to bacterial virulence. The simulation data can be obtained by sending an email to the lead author jingyi chen at jingyi. Jingyi chen university of tulsa, oklahoma department. The zoeppritz equations are part of the basic theory of avo analysis which describes the relationship between seismic reflection and transmission coefficients and elastic rock properties e.
Antimicrobial silver inhibits bacterial movement and. Brydges, jingyi chen, mahta khosravi saturday october 25, 2008. Decker dawson assistant professor jingyi chen from the university of tulsa was invited by dr. Reconciling contrasting relationships between relative. Accurate jacobian matrix using the exact zoeppritz.
This paper presents an electromagnetic radiationbased method to qualitatively assess mineinduced stress field at the longwall face. In the present study, we analyzed both the changes in the cellularity of various immune cell types as well as cytokines important for immune reactions and. The temporal and spatial variability of the confined aquifer. Separation of source and site effects in ground motions recorded in the village of onna during aftershocks of the 2009 april 6, m w 6. Stefan buske tu bergakademie freiberg, germany jingyi chen university of tulsa, usa arthur cheng national university of singapore, singapore. Geophysical research letters publishes highimpact, innovative, and timely communicationslength articles on major advances spanning all of the major geoscience disciplines. The nominations came from scientists affiliated with pims. Imaging steeplydipping fault zones using elastic reverse. By closing this message, you are consenting to our use of cookies. Borehole geophysics a sequential dynamic bayesian network for porepressure estimation with uncertainty quantification rachel h.
Keiiti aki in university of southern california usc in usa. A hypothesis is proposed to relate positivenegative correla. However, there exist serious spurious reflections from truncated model edges during the simulation of wave propagation. Application of the nearly perfectly matched layer for seismic wave propagation in 2d homogeneous isotropic media. Satellite data provides picture of underground water. Information about the openaccess article rational rock physics for improved velocity prediction and reservoir properties estimation for granite wash tight sands in anadarko basin, texas in doaj.
Postdoctoral fellows pacific institute for the mathematical. Department of energys atmospheric system research asr program. Chen, gao chen, jianye chen, jingyi chen, kate chen, ke chen, lihui chen, lin chen, lunjin chen, margaret chen, nan chen, xi chen, xiaowei cheng. The ones marked may be different from the article in the profile. Jingyi chen, gaoming li, allyson gajraj, yang xing, yalin li, furong wu and chen yin jingyi chen, gaoming li, allyson gajraj, yang xing, yalin li, furong wu and chen yin velocity calibration and estimation of microseismic event location are two important ingredients in microseismic monitoring. Jingyi annchen 210 e 24st street, wrw buliding, austin, tx, 78712 t 6503872375 bjingyi. Separating p and swaves in an affine coordinate system. We first analyze the correlation between electromagnetic em signals and stress, and then measure the signals and drilling bits in both the strike and dip directions at the 11702 working face of nuodong coal mine, china, which indirectly verifies this method. Velocity tomography of weakness zones in the kevitsa nicupge mine, northern finland. Methods we conducted a prospective, randomized, controlled, openlabel multicenter trial involving adult patients with covid19.
Condition r and holomorphic mappings of domains with generic corners chakrabarti, debraj and. W w w 1 where s, x w is the forward propagation wavefield from a source at location x and time w, rt, x w denotes the backward propagation wavefield from receivers, and t represents the. Immunopathological characteristics of coronavirus disease. Postdoctoral fellows pims postdoctoral fellowships have been awarded since 1997 to well deserving young researchers in the mathematical sciences who are within five years of their ph. New understanding and quantification of the regime. Application of the nearly perfectly matched layer for. We use cookies to offer you a better experience, personalize content, tailor advertising, provide social media features, and better understand the use of our services. View the profiles of professionals named jingyi chen on linkedin. Editorial board journal of geophysics and engineering. Dynamic tensile strength enhancement of concrete in split. Cvs, research statements, teaching statements, websites david c. From 19861991, he studied for phd degree in seismology with prof.
To learn about our use of cookies and how you can manage your cookie settings, please see our cookie policy. Complex frequency shifted perfectly matched layer boundary. Article views are the countercompliant sum of full text article downloads since november 2008 both pdf and html across all institutions and individuals. Insar time series analysis of subtle transient crustal deformation signals. In view of this, we intend to introduce a perfectly matched layer to simulate seismic wavefields in unbounded models with an irregular free surface. Pdf separating p and swaves in an affine coordinate system.
The analysis of amplitude variation with offset avo plays a significant role in fluid detection and lithology discrimination in hydrocarbon reservoirs. Journal of geophysics and engineering, volume 15, number 4. The application of the nearly optimal sponge boundary conditions for seismic wave propagation in poroelastic media jingyi chen department of earth sciences, memorial university of newfoundland, st. Then we will discuss recent advances on the critical points of the volume functional under hamiltonian variations. Yanghua wang principal of resource geophysics academy, imperial college london, uk qinyong yang director of sinopec geophysical research institute, nanjing, china.
Sem images of ag nanoparticles obtained when a cf 3cooag instead of agno 3 was used for the seedmediated growth and b a trace amount 0. To absorb unwanted seismic reflections caused by the truncated boundaries, various absorbing boundary conditions have been developed for seismic numerical modeling in both time and frequency domains. Jingyi chen decker dawson associate professor of geophysics at department of geosciences, the university of tulsa tulsa, oklahoma area 85 connections. Professor jingyi chen from the university of tulsa visits. Xiaobo tian to give a presentation entitled numerical modeling in computational geophysics group at the university of tulsa. Pdf stormwater drainage manual eurocodes jingyi chen. Gulsah metin, jingyi chen and can ozsoy gulsah metin, jingyi chen and can ozsoy a crucial part of prestack reverse time migration is forward numerical computation of seismic wave propagation. Separation of pp and split pswaves in transversely. Aug, 2018 the analysis of amplitude variation with offset avo plays a significant role in fluid detection and lithology discrimination in hydrocarbon reservoirs. According to our current online database, jingyi chen has 3 students and 3 descendants. If you have additional information or corrections regarding this mathematician, please use the update form. Accurate jacobian matrix using the exact zoeppritz equations. For a smooth immersion f from the punctured disk d\0 into rn extend able continuously at the puncture, if its mean curvature is square integrable and the.
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