Showing 661 - 680 results of 1,541 for search '"Mountaineering"', query time: 0.05s Refine Results
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    Isotopic Age of the Xiong’er Group Volcanic Rocks and Its Geological Significance in Western Henan, China by Wenchao Dong, Xucheng Pang, Weixun Qu, Guangshun Hou

    Published 2022-01-01
    “…The isotopic age of magmatic zircon was considered to represent the formation age of the Jidanping Formation in the Xiong’er Mountain, and the isotopic ages of the inherited zircons were consistent with the formation ages of the Taihua Group supracrustal rocks in the lower Xiong’er Group. …”
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    Concentrations, Deposition, and Effects of Nitrogenous Pollutants in Selected California Ecosystems by Andrzej Bytnerowicz, Pamela E. Padgett, Sally D. Parry, Mark E. Fenn, Michael J. Arbaugh

    Published 2001-01-01
    “…The lowest ambient concentrations and deposition values are found in the eastern and northern parts of the Sierra Nevada Mountains and the highest in parts of the San Bernardino and San Gabriel Mountains that are most exposed to the Los Angeles air pollution plume. …”
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  8. 668

    Multiple Solutions of a Nonlocal Problem with Nonlinear Boundary Conditions by Jie Liu, Qing Miao

    Published 2024-01-01
    “…When the nonlinear boundary involves critical exponents, using the concentration compactness principle, mountain pass lemma, and fountain theorem, we can prove the existence and multiplicity of solutions.…”
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  9. 669

    The Existence of Positive Solution for Semilinear Elliptic Equations with Multiple an Inverse Square Potential and Hardy-Sobolev Critical Exponents by M. Khiddi

    Published 2019-01-01
    “…Via the concentration compactness principle, delicate energy estimates, the strong maximum principle, and the Mountain Pass lemma, the existence of positive solutions for a nonlinear PDE with multi-singular inverse square potentials and critical Sobolev-Hardy exponent is proved. …”
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    Lilium huanglongense (Liliaceae): a newly-discovered species in north-western Sichuan, China by Ting Wang, Yumei Yuan, Ting-Hong Zhou, Yundong Gao

    Published 2025-02-01
    “…This section comprises dwarf lilies predominantly found in the alpine scrub of the Hengduan Mountains, extending westwards into the Himalayas. …”
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  13. 673

    Étude de la cluse fortifiée de Joux : le cas du bourg castral de Jougne by Valentin Metral

    Published 2020-12-01
    “…The study also makes it possible to better perceive the development of a castral mountain village with high archaeological potential and the importance of the latter in the history of the Comté region during five to six centuries. …”
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  14. 674

    Development of Similar Materials for Liquid-Solid Coupling and Its Application in Water Outburst and Mud Outburst Model Test of Deep Tunnel by Yanhui Guo, Yi Yang, Zhijun Kong, Jin He

    Published 2022-01-01
    “…In order to explore the evolution mechanism of water and mud inrush, based on the fluid-solid coupling similarity theory and a large number of matching tests, fault similar materials with mountain sand, gravel, and red clay as raw materials and surrounding similar rock materials with mountain sand, red clay, cement, and water as raw materials are developed. …”
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  15. 675

    Landslide-channel feedbacks amplify channel widening during floods by Georgina L. Bennett, Diego Panici, Francis K. Rengers, Jason W. Kean, Sara L. Rathburn

    Published 2025-01-01
    “…Abstract Channel widening is a major hazard during floods, particularly in confined mountainous catchments. However, channel widening during floods is not well understood and not always explained by hydraulic variables alone. …”
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    Application of a Short-Term Hydrological Forecast System by Gökçen Uysal, Aynur Şensoy, A. Arda Şorman, M. Cansaran Ertaş

    Published 2021-07-01
    “…This study aims to deploy a short term hydrological forecast system in snow dominated mountainous basins. The headwaters of Euphrates and Seyhan Basins, selected as study areas, stand out with their high water potential, snow melt feeding this potential and the presence of large and important water structures in the downstream. …”
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    Boundary Value Problems for Fourth Order Nonlinear p-Laplacian Difference Equations by Qinqin Zhang

    Published 2014-01-01
    “…We consider the boundary value problem for a fourth order nonlinear p-Laplacian difference equation containing both advance and retardation. By using Mountain pass lemma and some established inequalities, sufficient conditions of the existence of solutions of the boundary value problem are obtained. …”
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    Nontrivial Solutions of the Kirchhoff-Type Fractional p-Laplacian Dirichlet Problem by Taiyong Chen, Wenbin Liu, Hua Jin

    Published 2020-01-01
    “…In this article, we consider the new results for the Kirchhoff-type p-Laplacian Dirichlet problem containing the Riemann-Liouville fractional derivative operators. By using the mountain pass theorem and the genus properties in the critical point theory, we get some new results on the existence and multiplicity of nontrivial weak solutions for such Dirichlet problem.…”
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    Existence and Multiplicity Results of Homoclinic Solutions for the DNLS Equations with Unbounded Potentials by Defang Ma, Zhan Zhou

    Published 2012-01-01
    “…New sufficient conditions of the existence and multiplicity results of homoclinic solutions for the difference equations are obtained by making use of the mountain pass theorem and the fountain theorem, respectively. …”
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