Results 81 to 90 of about 2,213,482 (351)

Experimental study on erosion and sedimentation patterns downstream of a W-weir in a sinusoidal mild bend [PDF]

open access: yes, 2017
Erosion in river bends causes loss of agricultural lands, adjacent facilities, and fish habitat. W-weir structures are recommended for controlling and reducing soil erosion as well as developing habitat for fish and other aquatic organisms.
Abdollahpour, Milad   +3 more
core   +1 more source

Decoding Emotional Signatures of Ethical Ads: An Analysis of Actor‐Viewer Synchrony

open access: yesJournal of Consumer Behaviour, EarlyView.
ABSTRACT We examine whether ethical advertisements differ from conventional ads in their on‐screen emotional signatures and whether those signatures transfer to actor‐viewer synchrony. Study 1 analyses 138 professionally produced YouTube ads using Automated Facial Expression Recognition (AFER) and Convolutional Neural Networks (CNN) to quantify actor ...
Vik Naidoo, Nicolas Hamelin
wiley   +1 more source

Evolution features of riverbeds near underwater crossing line pipes: An experimental study

open access: yesNatural Gas Industry B, 2020
It is of important significance to study the evolution law of the riverbed near underwater crossing line pipes for ensuring the safe operation of oil and gas pipelines and reducing the risk of damage by water flood disasters.
Qian Yang   +3 more
doaj   +1 more source

The Effects of Permeable, Impermeable and Bandal-like Spur-dike Angel On Geometric Dimensions of Scouring In Submerged Conditions [PDF]

open access: yesعلوم و مهندسی آبیاری, 2017
The purpose of this study is to compare the scouring hole geometric dimensions for three kinds of spur-dike: permeable, impermeable and bandal-like for submerged conditions by conducting a set of experimental tests.
Fatemeh Jarah Zade   +2 more
doaj   +1 more source

Analysis of scour depth in the case of parallel bridges using HEC-RAS

open access: yes, 2020
Scour is now one of the main problems for river as well as for coastline engineering. Bridges are the vital structures which must be designed to prevent failure against the effects of scour.
Darshan J. Mehta, S. Yadav
semanticscholar   +1 more source

A Critical Review on Catalytic Regeneration of Amine Solutions for Energy‐Efficient CO2 Capture

open access: yesCarbon and Hydrogen, EarlyView.
This review summarizes recent progress in acid‐catalyzed regeneration of CO2‐rich amine solutions. It highlights catalyst performance, mechanisms, and data‐driven design, aiming to bridge fundamental research with engineering practice for energy‐efficient carbon capture.
Qiyue Zhao   +5 more
wiley   +1 more source

Study on Maximum Scouring Depth of Gravel Channels

open access: yesProcedia Engineering, 2012
AbstractThe local scour depth is a key parameter in the design of levee engineering. Based on experiment data, a non-dimensional analysis for the prediction of local scour depth is related to the approach flow velocity, flow depth, flow angle, scope of levee and the particle size of the bed sediment.
Xia, Li, Ji, Hou
openaire   +1 more source

The Equilibrium Scour Depth around a Pier under the Action of Collinear Waves and Current

open access: yes, 2020
In this paper, a mathematical equation is developed for the equilibrium scour depth considering an arbitrary shape of the scour hole around a pier under the action of collinear waves and current.
Ainal Hoque Gazi   +2 more
semanticscholar   +1 more source

Recent advances in boosting interfacial bubble dynamics with external fields

open access: yesDroplet, EarlyView.
External physical fields, including acoustic, magnetic, thermal, mechanical, and optical stimuli, accelerate the entire bubble‐dynamics sequence of nucleation, growth, and detachment. Abstract The efficiency of industrial electrocatalytic reactions depends not only on generating gaseous products but also on their detachment from the catalyst surface ...
Wenlu Xie   +5 more
wiley   +1 more source

Scour Depth Around Cylinders Under Combined Effects of River Flow and Tidal Currents

open access: yesJournal of Marine Science and Engineering
The safety of coastal structures is a growing global concern due to the combined effects of strong tides and river flow. In this study, the local scour around cylinders under the influence of tides combined with river flows was investigated numerically ...
Yuezhang Xia   +4 more
doaj   +1 more source

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