Results 11 to 20 of about 5,016 (245)

Potential of Computer-Aided Engineering in the Design of Ground-Improvement Technologies

open access: yesApplied Sciences, 2022
The progress status of jet-grouting construction during the construction phase is difficult to verify and even after the completion of construction, it can be verified only by empirical methods.
Sudip Shakya   +2 more
doaj   +1 more source

Research Progress on Recoil Analysis and Control Technology of Deepwater Drilling Risers

open access: yesEnergies, 2022
The deepwater drilling riser is a very important and vulnerable connection between an offshore platform and subsea wellhead. Under some certain complex marine environment and operating conditions, the offshore platform may drift beyond the safe ...
Yanbin Wang   +3 more
doaj   +1 more source

Effects of Mud Supply and Hydrodynamic Conditions on the Sedimentary Distribution of Estuaries: Insights from Sediment Dynamic Numerical Simulation

open access: yesJournal of Marine Science and Engineering, 2023
Estuaries are important sediment facies in the fluvial-to-marine transition zone, are strongly controlled by dynamic interactions of tides, waves, and fluvial flows, and show various changes in depositional processes and sediment distribution.
Qian Zhang   +4 more
doaj   +1 more source

Small Muddy Paleochannels and Implications for Submarine Groundwater Discharge near Charleston, South Carolina, USA

open access: yesGeosciences, 2023
The spatial variations in Quaternary sediments on the inner continental shelf are produced by the progression of depositional environments during the latest sea-level rise, and this sedimentary architecture plays a fundamental role in controlling ...
Scott M. White   +3 more
doaj   +1 more source

Variable-Density Flow and Solute Transport in Stratified Salt Marshes

open access: yesFrontiers in Marine Science, 2022
Subsurface hydrodynamics underpin the eco-functions of salt marshes. Many studies have investigated these processes under various conditions. However, the impact of soil stratification (a low-permeability mud layer overlying a high-permeability sand ...
Xiaojing Wu   +3 more
doaj   +1 more source

Effects of mud supply on large-scale estuary morphology and development over centuries to millennia [PDF]

open access: yesEarth Surface Dynamics, 2017
Alluvial river estuaries consist largely of sand but are typically flanked by mudflats and salt marshes. The analogy with meandering rivers that are kept narrower than braided rivers by cohesive floodplain formation raises the question of how large ...
L. Braat   +3 more
doaj   +1 more source

Directional drilling technology with mud pulse wireless MWD in underground coal mine

open access: yesMeikuang Anquan, 2021
The directional drilling technology with mud pulse wireless MWD in coal mine was presented. We introduce the principle of the technology and analyze three key technologies: the wireless MWD with mud pulse, the compound directional drilling and the ...
LI Quanxin, CHU Zhiwei, XU Chao, FANG Jun
doaj   +1 more source

Large historical eruptions at subaerial mud volcanoes, Italy [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2012
Active mud volcanoes in the northern Apennines, Italy, currently have gentle eruptions. There are, however, historical accounts of violent eruptions and outbursts.
M. Manga, M. Bonini
doaj   +1 more source

Mud extrusion and ring-fault gas seepage – upward branching fluid discharge at a deep-sea mud volcano [PDF]

open access: yesScientific Reports, 2018
AbstractSubmarine mud volcanoes release sediments and gas-rich fluids at the seafloor via deeply-rooted plumbing systems that remain poorly understood. Here the functioning of Venere mud volcano, on the Calabrian accretionary prism in ~1,600 m water depth is investigated, based on multi-parameter hydroacoustic and visual seafloor data obtained using ...
M. Loher   +8 more
openaire   +3 more sources

Diagnostic and prognostic performance of urinary neutrophil gelatinase‐associated lipocalin in patients with cirrhosis and acute kidney injury

open access: yesHepatology, EarlyView., 2022
Diagnostic and prognostic ability of urinary NGAL in patients with cirrhosis and AKI. Abstract Background and Aims Acute kidney injury (AKI) commonly occurs in patients with decompensated cirrhosis. Urinary neutrophil gelatinase–associated lipocalin (uNGAL) could help discriminate between different etiologies of AKI.
Carmine Gambino   +14 more
wiley   +1 more source

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