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  1. Aqueous Solutions

    The importance of aqueous solutions in geochemistry may be appreciated if we recall that two-thirds of our planet is covered by water and that waters...
    Giulio Armando Ottonello in Quantum Geochemistry
    Chapter 2024
  2. Hard enforcement of physics-informed neural network solutions of acoustic wave propagation

    Simulating the temporal evolution of wavefield solutions through models with heterogeneous material properties is of practical interest for many...

    Harpreet Sethi, Doris Pan, ... Ken Hester in Computational Geosciences
    Article 23 July 2023
  3. Numerical Algorithms

    An important class of discrete dynamical systems arises when continuous dynamical systems are discretized to be solved numerically on a computer. The...
    Chapter 2022
  4. Approximate Analytical Solutions for 1-D Immiscible Water Alternated Gas

    Water Alternated Gas (WAG) flooding is largely used as an Enhanced Oil Recovery (EOR) method in oil fields. It is based on the high sweep efficiency...

    Adolfo P. Pires, Wagner Q. Barros, Alvaro M. M. Peres in Transport in Porous Media
    Article 29 November 2023
  5. Analytical Solutions of Elastic Complex Variables for Tunnels with Complicated Shapes Under Geostress Field

    The elastic solutions of isotropic complex noncircular deep or shallow tunnels are obtained by the complex variable theory in this paper. In the...

    Tianrui Fan, Jiachen Wang, Zhaohui Wang in Rock Mechanics and Rock Engineering
    Article 05 March 2024
  6. Uncertainties associated with integral-based solutions to geodetic boundary-value problems

    Physical geodesy applies potential theory to study the Earth’s gravitational field in space outside and up to a few km inside the Earth’s mass. Among...

    Pavel Novák, Mehdi Eshagh, Martin Pitoňák in Journal of Geodesy
    Article Open access 06 June 2024
  7. Experimental and numerical investigation of shelf flow crossing over a strait

    Motivated by the phenomenon of Scotian Shelf Crossover events, the problem of a shelf flow that is interrupted by a strait is considered. Laboratory...

    Joseph Kuehl, Vitalii A. Sheremet in Ocean Dynamics
    Article Open access 20 May 2024
  8. An enhanced V-cycle MgNet model for operator learning in numerical partial differential equations

    This study used a multigrid-based convolutional neural network architecture known as MgNet in operator learning to solve numerical partial...

    Jianqing Zhu, Juncai He, Qiumei Huang in Computational Geosciences
    Article 01 July 2023
  9. A review of integrated surface-subsurface numerical hydrological models

    Hydrological modeling, leveraging mathematical formulations to represent the hydrological cycle, is a pivotal tool in representing the spatiotemporal...

    Lele Shu, Hao Chen, ... Donghai Zheng in Science China Earth Sciences
    Article 18 April 2024
  10. Traveling wave solutions describing the foam flow in porous media for low surfactant concentration

    We present a foam displacement model with a separate balance equation for the surfactant concentration in the aqueous phase. We consider the gas...

    Rosmery Q. Zavala, Luis F. Lozano, Grigori Chapiro in Computational Geosciences
    Article 11 September 2023
  11. Numerical Analysis of Seismoelectric Conversion in Stratified Low-Permeability Porous Rocks

    A new set of complex dynamic localized response coefficients (LRC-NEW), related to the fast P waves, slow P waves, S waves, and electromagnetic (EM)...

    Xu-Zhen Zheng, Hengxin Ren, ... **aofei Chen in Pure and Applied Geophysics
    Article 16 October 2023
  12. Artificial Intelligence and Its Application in Numerical Weather Prediction

    Abstract

    Artificial intelligence is one of the most popular, frequently discussed, and, meanwhile, ambiguous and controversial metaphorical concepts,...

    S. A. Soldatenko in Russian Meteorology and Hydrology
    Article 01 April 2024
  13. Analytical solutions and 3D numerical analyses of a shallow tunnel excavated in weak ground: a case from Turkey

    Due to the increasing population and resulting transportation needs, the number of subway and high-speed railway projects has also increased. The...

    Ebu Bekir Aygar, Candan Gokceoglu in International Journal of Geo-Engineering
    Article Open access 04 April 2021
  14. Assessment of Analytical Solutions for Calculating Lateral Earth Pressures Behind Rigid Retaining Walls Under Translational Movement

    Geotechnical engineering projects involving retaining walls require the calculation of lateral earth pressures behind these walls. This paper...

    Yu-qiu Ye, Jie Han, Rui Rui in Geotechnical and Geological Engineering
    Article 05 January 2024
  15. Investigating the response of Urban Underground Utilities (3U) within an elastic and elastoplastic geological formation: Employing numerical and analytical techniques

    An evaluative analysis focusing on the response of Urban Underground Utilities (3U) within a geological formation was conducted in this study,...

    Kirana Suresha Thadagani, Abdullah Ansari, ... Saurav Shekhar in Modeling Earth Systems and Environment
    Article 17 May 2024
  16. Nonlinear Geodetic Equations with Uncertainties: Algebraic-Numeric Solutions

    Techniques for solution of nonlinear equations where coefficients or parameters are uncertain are considered. An algebraic based nonlinear...
    Joseph L. Awange, Béla Paláncz, ... Lajos Völgyesi in Mathematical Geosciences
    Chapter 2023
  17. Solving large deformation problems in geotechnical and geo-environmental engineering with the smoothed particle hydrodynamics: a state-of-the-art review of constitutive solutions

    Coupled fluid–solid phase continuum problems associated with large deformation as geotechnics experts encounter in slope stability problems have been...

    Kennedy C. Onyelowe, Farid Fazel Mojtahedi, ... Denise-Penelope N. Kontoni in Environmental Earth Sciences
    Article 09 August 2023
  18. Three-dimensional stability analysis of unsaturated slopes under variable rainfall conditions using a numerical method

    Rainfall infiltration is one of the main triggering factors for slope instability. To investigate the three-dimensional (3D) stability of a slope...

    Gengqian Nian, Zhonghui Chen, ... Zihan Zhou in Bulletin of Engineering Geology and the Environment
    Article 06 February 2023
  19. A numerical model for landslide movement

    Starting from the basic equation of landslide movement, a numerical model for landslide movement was presented through the calculus transformation of...

    Article 21 February 2022
  20. A Hybrid Dung Beetle Optimization Algorithm with Simulated Annealing for the Numerical Modeling of Asymmetric Wave Equations

    In the generalized continuum mechanics (GCM) theory framework, asymmetric wave equations encompass the characteristic scale parameters of the medium,...

    Xu-ruo Wei, Wen-lei Bai, ... Zhi-yang Wang in Applied Geophysics
    Article 14 December 2023
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