Results 21 to 30 of about 6,876,800 (337)

A new methodology for modelling erosion–corrosion regimes on real surfaces : Gliding down the galvanic series for a range of metal-corrosion systems [PDF]

open access: yes, 2010
Erosion-corrosion of materials in aqueous environments is a complex phenomenon involving a very large number of variables. In such cases, characteristics of the target, particle and the environment affect the degradation mechanism.
Abdelrahman, S.M.   +2 more
core   +1 more source

Assessment the Gully Erosion Risk in Quyjoq watershed [PDF]

open access: yesمخاطرات محیط طبیعی, 2021
Prediction of occurrence of gully erosion through the use of models and output them to the hazard mapping of gully erosion, most appropriate strategy for land management planning in watersheds prevent the occurrence of erosion.
Somayeh Emadodin   +3 more
doaj   +1 more source

Evaluation and Analysis of Erosion Resistance in Wellhead Desanders [PDF]

open access: yesCailiao Baohu
The sand-bearing natural gas causes severe erosion to the components of wellhead desanders,thereby reducing production efficiency and posing safety hazards.Aiming at the serious erosion problem of key parts in desanders,the study focused on the erosion ...
FENG Chunyu, WANG Zhen, ZHAO Qilin, LUO Xiaolong, GUI Heng, CHEN Du
doaj   +1 more source

Wind erosion on Mars exposes ideal targets for sample return

open access: yesGeophysical Research Letters, 2020
Abstract The Mars 2020 rover will land in Jezero crater, characterize the local geology, and collect samples to send back to Earth. Ionizing radiation at the Martian surface degrades the complex organic molecules sought by this mission, making it critical to mission success that samples be selected from recently eroded strata ...
Mackenzie Day, William Anderson
openaire   +2 more sources

Experimental Investigation on the Granite Erosion Characteristics of a Variable Cross-Section Squeezed Pulsed Water Jet

open access: yesApplied Sciences, 2023
The exploitation of deep resources and energy needs to break hard rock. Aiming at the problem of deep hard rock fragmentation, this paper proposes a variable cross-section squeezing pulsed water jet technology (SPWJ).
Yangkai Zhang   +3 more
doaj   +1 more source

Effects of carbon impurities on the power radiation and tungsten target erosion in EAST

open access: yesPhysics of Plasmas, 2018
Tungsten (W) and Carbon (C) are, respectively, used as the plasma-facing materials for upper and lower divertors in EAST. This provides an opportunity to study the plasma performance with both W and C divertors simultaneously.
C. Sang   +4 more
semanticscholar   +1 more source

Application for Terrestrial LiDAR on Mudstone Erosion Caused by Typhoons

open access: yesRemote Sensing, 2019
Storms are important agents for shaping the Earth’s surface and often dominate the landscape evolution of mudstone areas, by rapid erosion and deposition. In our research, we used terrestrial scanning LiDAR (TLS) to detect surface changes in a 30 m
Yeuan-Chang Cheng   +2 more
doaj   +1 more source

Erosion Behavior of Steel Pipes Carrying of Some Iraqi Crude Oils [PDF]

open access: yesEngineering and Technology Journal, 2016
This paper deals with erosion that is defined as a process of progressive removal of material from a target surface due to repeated impacts of solid particles for the special case of two phases (liquid and solid). Experimental investigation dependence on
Ali H. Ataiwi   +2 more
doaj   +1 more source

Targeted placement of soil erosion prevention works after wildfires

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
Abstract Anthropogenic activities and climate change have accelerated soil erosion in the Mediterranean. In the region, erosion rates are further exacerbated due to frequent wildfires and flash floods. Soil bioengineering works and nature-based solutions need to be placed in targeted areas to provide the greatest erosion control in the ...
G N Zaimes   +5 more
openaire   +1 more source

ASSESSMENT AND MAPPING OF SOIL SENSITIVITY TO EROSION USING GIS IN MELLEGUE CATCHMENT, NORTHEAST OF ALGERIA [PDF]

open access: yesEarth Science Malaysia, 2020
In Algeria, there is an urgent need for cartographic zones touched by erosion and also to target priority risk areas to improve the consistency of erosion prevention actions.
Kamel Khanchoul, Mahmoud Tourki
doaj   +1 more source

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