Results 91 to 100 of about 2,399,406 (358)

Optimizing the Prediction Accuracy of Friction Capacity of Driven Piles in Cohesive Soil Using a Novel Self-Tuning Least Squares Support Vector Machine

open access: yes, 2018
This research presents a novel hybrid prediction technique, namely, self-tuning least squares support vector machine (ST-LSSVM), to accurately model the friction capacity of driven piles in cohesive soil.
D. Prayogo, Yudas Tadeus Teddy Susanto
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

Hydrofracturing pressure of cohesive soils

open access: yesInternational Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, 1987
ABSTRACT Investigated is the relation between the hydrofracturing pressure Pf and the strength of cohesive soils. Fracture tests on six kinds of cohesive soils (i. e. ϕ = 0 materials), including artificial soils, were performed. The direction of fracture surface was chosen not only vertical (i. e.
Akira Mori, Masahito Tamura
openaire   +3 more sources

Further Studies on Vibration Compaction of Cohesive Soils [PDF]

open access: yes, 1955
The investigations described in this report are a continuation of previous work designed to determine the basic laws governing the compaction of cohesive soil by vibration.
Converse, Frederick J.   +5 more
core  

Uncovering renewable energy policy impact channels on land values, the local farm structure, and farmland heterogeneity

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Germany's Renewable Energy Sources Act (REA), enacted in 2000 and subsequently amended, subsidized national renewable energy production with fixed feed‐in tariffs for renewable energy sources (RE) from wind, solar, and biogas. Empirical studies suggest that the policy was creating windfall effects for landowners and attribute farmland use ...
Lars Isenhardt   +6 more
wiley   +1 more source

Hydrated Lime Effects on Geotechnical Properties of Clayey Soil

open access: yesJournal of Engineering, 2020
Cohesive soils present difficulties in construction projects because it usually contains expansive clay minerals. However, the engineering properties of cohesive soils can be stabilized by using various techniques.
Tavga Aram Abdalla   +1 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

Integrated Evaluation of Contaminant Profiles, Detection Techniques, and Management Strategies for Tannery Sludge

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This review article critically examines the environmental and health hazards of tannery sludge (TS), a complex by‐product of the leather tanning industry. TS is characterized by a diverse array of contaminants, including heavy metals like chromium, organic pollutants such as polycyclic aromatic hydrocarbons (PAHs), volatile organic compounds ...
Yashar Aryanfar   +10 more
wiley   +1 more source

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  

Thin and Compact Versus Thick and Porous Fouling Layers in the Emulsion Polymerization of Acrylates and Vinyl Acetates Studied In Situ With a Quartz Crystal Microbalance (QCM)

open access: yesJournal of Applied Polymer Science, EarlyView.
ABSTRACT Building on a quartz crystal microbalance with dissipation monitoring (QCM‐D), fouling in emulsion polymerization was compared between acrylate dispersions stabilized with a mobile, anionic surfactant and dispersions of poly(vinyl acetate‐co‐vinyl neodecanoate), PVAc, stabilized with polyvinyl alcohol, PVOH.
K. M. Hoffmann   +5 more
wiley   +1 more source

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