Results 31 to 40 of about 5,010,284 (258)

A Systematic Review of Mosquito Coils and Passive Emanators: Defining Recommendations for Spatial Repellency Testing Methodologies. [PDF]

open access: yes, 2012
Mosquito coils, vaporizer mats and emanators confer protection against mosquito bites through the spatial action of emanated vapor or airborne pyrethroid particles.
Maia Marta F   +11 more
core   +1 more source

Self‐Cleaning Sensor Surfaces for Long‐Term Environmental Monitoring

open access: yesAdvanced Engineering Materials, EarlyView.
Long‐term use of unattended outdoor sensors without soiling or biofouling is achieved through generation of a micro‐ and nanorough cuvette surface by combing hydrophobic nanoparticles with fluorinated polymers, crosslinked and surface‐attached through CHic chemistry. The coating demonstrates self‐cleaning behavior and prolonged outdoor stability, which
Sanam Kumari Rajak   +4 more
wiley   +1 more source

The water repellency of earthworm (Lumbricus terrestris) casts depends on their particle size composition, organic carbon content and calcium carbonate content

open access: yesSoil and Water Research
At the soil level, earthworms are key indicators of water-related processes which help soils to accept, retain, release and transmit water by influencing the soil structure through their burrowing, casts, and drilosphere.
Madalina Iordache   +5 more
doaj   +1 more source

Initial water repellency affected organic matter depletion rates of manure amended soils in Sri Lanka

open access: yesJournal of Hydrology and Hydromechanics, 2014
The wetting rate of soil is a measure of water repellency, which is a property of soils that prevents water from wetting or penetrating into dry soil.
Leelamanie D.A.L.
doaj   +1 more source

Disaster mechanism of post-fire debris flow in Huayanzi gully, Mianning County, Sichuan Province

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2021
This paper studied the characteristics of geomorphology, fire behavior, unconsolidated source material volume, runoff and sediment production related to post-fire debris flow formations, field investigation in the burned area and rainfall simulation ...
Shaoke ZHANG   +4 more
doaj   +1 more source

Gradient‐Conductivity Architecture Enables Synchronous Enhancement of Sensitivity and Detection Range in Multifunctional All‐Paper Sensors

open access: yesAdvanced Functional Materials, EarlyView.
A gradient‐engineered all‐paper sensor is fabricated by integrating MXene and in situ grown AgNPs within hierarchical cellulose networks. The device breaks the sensitivity–detection range trade‐off through cascaded conductive pathways, enabling ultrahigh pressure sensitivity, humidity–pressure decoupled dual‐mode sensing, and outstanding EMI shielding,
Ao Li   +7 more
wiley   +1 more source

Basic physical and mechanical properties of water repellent sand-clay mixed soil

open access: yesYantu gongcheng xuebao, 2023
The water repellent soil has many excellent properties. At present, its use is mainly aimed at the water repellent sand. In order to expand the application scope of the water repellent soil, a series tests are carried out. The results show that the loose
YANG Song 1, HUANG Yinghao 2
doaj   +1 more source

Use of Clay Dispersed in Water for Decreasing Soil Water Repellency : Water Repellency Mitigation [PDF]

open access: yes, 2017
In this study, we examined the efficiency of a kaolinite clayey soil to mitigate water repellency of a sandy soil with olive trees. The treatment was applied to the soil zone below the tree canopy, which displayed the highest degree of water repellency ...
Ritsema, Coen   +19 more
core   +1 more source

Electrochemical Pathways for Nitrate Conversion to Ammonia: From Environmental Challenges to Ammonia Economy

open access: yesAdvanced Functional Materials, EarlyView.
This perspective presents recent advances in electrocatalytic nitrate reduction, focusing on reaction mechanisms, catalyst design, and electrolyzer configurations. Key challenges in selectivity, stability, and practical wastewater treatment are highlighted, while future directions for advancing sustainable ammonia synthesis and nitrate remediation are ...
Xintong Li   +9 more
wiley   +1 more source

Aedes aegypti mosquitoes exhibit decreased repellency by DEET following previous exposure. [PDF]

open access: yes, 2012
DEET (N,N-Diethyl-m-toluamide) is one of the most widely used mosquito repellents. Although DEET has been shown to be extremely effective, recent studies have revealed that certain individual insects are unaffected by its presence.
Brookfield John F. Y.   +19 more
core   +2 more sources

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