Results 61 to 70 of about 57,121 (213)

Flood Risk Management Using Representative Hillslopes: Insights From a Historical Flood in Southwest Germany

open access: yesHydrological Processes, Volume 40, Issue 5, May 2026.
A coupled hydrologic and hydraulic modelling framework relying on representative hillslope models and scaled using hydraulic routing schemes is proposed to simulate Hortonian overland flow at intermediate scales. Using a reconstructed historic summer storm in southwest Germany (1994), we show how hillslope scale nature‐based flood prevention measures ...
Ashish Manoj J.   +4 more
wiley   +1 more source

Calculation of the horizontal two-dimensional unsteady flows by the method of characteristics

open access: yesVietnam Journal of Mechanics, 2003
This paper will be concerned with the characteristic form of the two dimensional Saint-Venant equation system, the supplementary equations at the boundaries, the methods of characteristics for solving the equation system and some numerical experiments.
Tran Gia Lich   +2 more
doaj   +1 more source

The limits of Hamiltonian structures in three-dimensional elasticity, shells, and rods [PDF]

open access: yes, 1996
This paper uses Hamiltonian structures to study the problem of the limit of three-dimensional (3D) elastic models to shell and rod models. In the case of shells, we show that the Hamiltonian structure for a three-dimensional elastic body converges, in a ...
Ge, Zhong   +2 more
core  

Assessing Deposit‐Derived Pyroclastic Flow Hazard at Stromboli (Italy): 1. Reconstruction of the Dynamics of the 11 September 1930 Event

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 5, May 2026.
Abstract Stromboli volcano (Italy) is known for its persistent explosive activity punctuated by more energetic explosions called paroxysms. During paroxysms, pyroclastic density currents, triggered by the gravitational instability of hot pyroclastic deposits, can occur.
Augusto Neri   +10 more
wiley   +1 more source

Saint-Venant principle in geotechnics [PDF]

open access: yesИнженерно-строительный журнал, 2010
The problem of determining the stresses in the ground mass are important for calculating the strength, stability of soils, and also their deformation by external forces and its own weight.There are three basic mathematical methods of solving the ...
S.A. Ospanov, A.A. Sahariyeva
doaj  

Maneuverable Multilegged Locomotion through Anisotropically Arranged Soft Backbones in a Single‐Actuator Modular Miniature Robot

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 4, April 2026.
A modular eight‐legged robot exploits anisotropically oriented soft I‐beam backbones to transmit vibration from a single unbalanced‐mass actuator, producing frequency‐dependent multimodal gaits. A pseudo‐rigid‐body model enables high‐fidelity MuJoCo simulation, while Bayesian parameter identification and reinforcement learning yield robust control ...
Yiğit Yaman   +4 more
wiley   +1 more source

Displacement and Stress Function-based Linear and Quadratic Triangular Elements for Saint-Venant Torsional Problems

open access: yesCivil Engineering Dimension, 2018
Torsional problems commonly arise in frame structural members subjected to unsym­metrical loading. Saint-Venant proposed a semi inverse method to develop the exact theory of torsional bars of general cross sections.
Joko Purnomo   +3 more
doaj   +3 more sources

Spatial Decay Estimates for the Moore–Gibson–Thompson Heat Equation Based on an Integral Differential Inequality

open access: yesAxioms
The present work investigates the spatial evolution characteristics of solutions to the Moore–Gibson–Thompson heat equation within a three-dimensional cylindrical geometry.
Naiqiao Qing, Jincheng Shi, Yunfeng Wen
doaj   +1 more source

Simulating the Influence of Buildings on Flood Inundation in Urban Areas

open access: yesGeosciences, 2018
Two-dimensional hydraulic modeling is fundamental to simulate flood events in urban area. Key factors to reach optimal results are detailed information about domain geometry and utility of hydrodynamic models to integrate the full or simplified Saint ...
Riccardo Beretta   +3 more
doaj   +1 more source

Vegetation Components as Nature‐Based Solutions to Reduce Runoff and Soil Loss in a Brazilian Semi‐Arid Ecosystem

open access: yesEcohydrology, Volume 19, Issue 3, April/May 2026.
ABSTRACT Hydraulic roughness (log f) is invoked as an integrator of vegetation effects on overland flow in semi‐arid catchments, yet the quantitative contribution of individual cover components remains poorly resolved. This study aimed to elucidate the mechanisms by which shrub vegetation, surface litter and tree canopy modulate runoff generation ...
Victor Casimiro Piscoya   +11 more
wiley   +1 more source

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