Results 31 to 40 of about 907,486 (250)

Stabilization of Aeolian Sand for Pavement Subbase Applications Using Alkali-Activated Fly Ash and Slag

open access: yesMinerals, 2023
Using local materials to construct building elements as well as transport road facilities, including highways, intercity roads, and roads, in remote areas is a top topic of scholarly research all over the world.
Likang Bai   +4 more
semanticscholar   +1 more source

Aeolian sand transport: Scaling of mean saltation length and height and implications for mass flux scaling [PDF]

open access: yesAeolian Research, 2021
Wind tunnel measurements of the mean saltation length L and of different proxies of the mean saltation height H in saturated aeolian sand transport indicate that L and H are relatively insensitive to both the wind speed and grain diameter d.
T. Pähtz, K. Tholen
semanticscholar   +1 more source

Relationship between species distribution of sandy alpine grasslands and microtopography in the source regions of Yangtze river

open access: yesFrontiers in Environmental Science, 2022
Dynamic of sandy alpine grasslands affect the progress and reversal of desertification in source regions of the Yangtse Rivers. To understand geomorphic driving mechanism of species distribution pattern, we examined the species compositions and ...
Peng Zhao   +6 more
doaj   +1 more source

A Study on Solar Photovoltaic Array Surface Morphology Variation in Sandy Area Based on Wind Tunnel Test

open access: yesShuitu baochi tongbao, 2022
[Objective] The surface morphology changes and its relation with wind environment under wind regime disturbance by a solar photovoltaic array in a sandy area of the middle part of Kubuqi Desert, in order to provide a theoretical basis for determining a ...
Tang Guodong   +5 more
doaj   +1 more source

Influence of Alternating Temperature on the Effectiveness of EICP in Consolidating Aeolian Sand

open access: yesApplied Sciences, 2023
The utilization of enzyme-induced calcium carbonate precipitation (EICP) to consolidate aeolian sand has received significant attention in recent years. However, urease activity is directly affected by temperature, which varies greatly from day to night,
Qiong Zhang   +3 more
semanticscholar   +1 more source

Experimental study on the flow behaviour of water-sand mixtures in fractured rock specimens

open access: yesInternational Journal of Mining Science and Technology, 2021
The study of flow behaviour of water-sand mixtures in fractured rocks is of great necessity to understand the producing mechanism and prevention of water inrush and sand gushing accidents.
Boyang Zhang   +3 more
doaj   +1 more source

Effects of Reaction Conditions on EICP-Treated Desert Aeolian Sand

open access: yesKSCE Journal of Civil Engineering, 2022
Aeolian sand is a fine, non-cohesive and homogeneous material widely distributed in desert areas, and therefore susceptible to wind erosion, causing serious environmental concerns.
Lin-Yu Wu   +3 more
semanticscholar   +1 more source

Cross-scale Study on the Mechanical Properties and Frost Resistance Durability of Aeolian Sand Concrete

open access: yesKSCE Journal of Civil Engineering, 2021
Many researchers have been searching for the alternative for natural river sand as fine aggregate for concrete preparation. Thus, whether it is feasible to replace natural river sand by aeolian sand in concrete partially or totally is studied.
Jian-Wen Bai   +3 more
semanticscholar   +1 more source

Experimental Study on Water Retention Properties of Microbially Stabilized Aeolian Sand Soil

open access: yesShuitu baochi tongbao, 2023
[Objective] The performance of microbial induced calcium carbonate precipitation (MICP) to stabilize aeolian sand soil was studied in order to providing a theoretical basis for MICP technology in stabilize aeolian sand soil and restoring ecology ...
Jixuan Yao   +5 more
doaj   +1 more source

Shear Behaviour of Aeolian Sand with Different Density and Confining Pressure

open access: yesApplied Sciences, 2022
Different from the other roadbed material, the unique mechanical properties of aeolian sand bring great difficulties to the construction and maintenance of desert highways.
Xue-Feng Li   +3 more
semanticscholar   +1 more source

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