Results 101 to 110 of about 2,243,534 (358)

Characterization of critical shear stresses and bank material erosion rates on gravelly stream banks [PDF]

open access: yes, 2013
Meandering river migration over large spatial and temporal scales has traditionally been numerically simulated using a bank erosion submodel that calculates the eroding bank migration rate as the product of the near-bank excess flow velocity and a ...
Chow, Ven Te   +2 more
core  

Self-stresses and Crack Formation by Particle Swelling in Cohesive Granular Media [PDF]

open access: yes, 2004
We present a molecular dynamics study of force patterns, tensile strength and crack formation in a cohesive granular model where the particles are subjected to swelling or shrinkage gradients.
D. Maugis   +12 more
core   +3 more sources

Determinants of Knowledge and Usage of Generative Artificial Intelligence in Agricultural Extension: Evidence From Tennessee Extension Personnel

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper examines the determinants of generative AI (GenAI) knowledge and usage among agricultural extension professionals. Drawing on survey data from agricultural extension personnel in Tennessee, we employ regression analyses and latent Dirichlet allocation (LDA) for topic modeling of open‐ended responses to study the knowledge and usage ...
Abdelaziz Lawani   +3 more
wiley   +1 more source

Study on the microstructure of granite residual soils

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao
Granite residual soils pervade the hilly and mountainous regions of southeast China, where they are susceptible to destabilization and landslides, particularly under rainfall influences.
Jingru ZHUANG   +4 more
doaj   +1 more source

Vertically inserted geotextile used for strengthening levees against internal erosion [PDF]

open access: yes, 2015
The effectiveness of a vertical inserted geotextile against internal erosion, in particular backward erosion, has been investigated. Some small- and medium-scale tests were performed as well as a field-scale test and compared with test series without any
Bezuijen, Adam   +2 more
core   +1 more source

Investigation the Impacts of Fuel Oil on the Geotechnical Properties of Cohesive Soil

open access: yes, 2017
. The present study investigates the impacts of fuel oil (MFO) on the chemical, physical and mechanical properties of cohesive soil. The contaminant is fuel oil disposed as byproduct from the fuel feeding the electricity power plant at the campus of ...
M. Karkush, Zaineb Abdul Kareem
semanticscholar   +1 more source

Worm‐Inspired Soft Robots With Modular Outfit‐Changing for Intelligent Multienvironment Adaptation

open access: yesAdvanced Intelligent Systems, EarlyView.
This study proposes a worm‐inspired soft robot capable of locomotion across multiple environments through a modular “outfit‐changing” strategy. The robot integrates pneumatically actuated peristaltic segments with interchangeable external modules, enabling efficient motion on ground surfaces, within pipelines, through granular media, and underwater ...
Xiaomin Liu   +6 more
wiley   +1 more source

Evaluation of the Effect of Lime-Stabilized Subgrade on the Performance of an Experimental Road Pavement

open access: yesCroatian Journal of Forest Engineering, 2015
Forest roads should be constructed to provide economic wood transport routes while causing minimal environmental impact. Therefore, the extended use of local materials (soil, stone) is essential.
Péter Primusz   +4 more
doaj  

The meaning of effective soil parameters for determining of the bearing capacity of cohesive soils

open access: yesBudownictwo i Architektura, 2014
The paper presents the analysis of the bearing capacity of cohesive soils, which was calculated based on the PN-EN-1997-1 methodology. This computations take into account the effect of pore water pressure on the soil strength parameters.
Krzysztof Wilk
doaj   +1 more source

Physicochemical Properties of Fly Ash From Waste Incineration Power Plants and Study of Slaking Mechanism

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT With the acceleration of urbanization, the treatment of municipal solid waste (MSW) has become one of the global challenges. The waste incineration process will produce fly ash containing a large amount of heavy metals and organic matter.
Qiang Tan   +4 more
wiley   +1 more source

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