Results 11 to 20 of about 115,231 (195)

Role of offset during drop-on-drop impact dynamics on a superhydrophobic substrate

open access: yesResults in Surfaces and Interfaces, 2023
Droplet impacting on another deposited droplet (drop-on-drop) is present in various applications. However, the actual impact configuration deviates from completely aligned case.
Ankush Kumar Jaiswal, Sameer Khandekar
doaj   +1 more source

Evaporation and deposition of inclined colloidal droplets [PDF]

open access: yesScientific Reports, 2021
AbstractColloidal droplets on flat solid substrates commonly leave symmetric ring-like deposits due to coffee-ring flows during evaporation. On inclined substrates, droplet shapes may become asymmetric by gravity. On this basis, it is not clear how their evaporation dynamics and final deposits are changed depending on inclination.
Kim, Jin Y.   +4 more
openaire   +4 more sources

Characterizing Droplet Retention in Fruit Tree Canopies for Air-Assisted Spraying

open access: yesAgriculture, 2022
As a mainstream spraying technology, air-assisted spraying can increase the penetration and droplet deposition in the tree canopy; however, there seems to be less research on the maximum deposition volume of leaves.
Jun Li   +7 more
doaj   +1 more source

INFLUENCE OF DROPLET SIZE ON SPRAY DEPOSITION AND WEED CONTROL USING GLYPHOSATE

open access: yesEngenharia Agrícola, 2021
Droplet size is one of the most important factors that affect spray deposition and weed control through the use of herbicides. The aim of this study was to evaluate the influence of the droplet size on the spray deposition and control of Euphorbia ...
Osmar G. T. M. Oliveira   +4 more
doaj   +1 more source

Multi-ring Deposition Pattern of Drying Droplets [PDF]

open access: yesLangmuir, 2018
Accepted by ...
Mengmeng Wu, Xingkun Man, Masao Doi
openaire   +3 more sources

Wettability Control of Droplet Deposition and Detachment [PDF]

open access: yesPhysical Review Letters, 2006
The conditions for droplet deposition on plane substrates are studied using electrowetting to continuously modulate the surface wettability. Droplets of controlled volume attached to the tip of a pipette are brought into contact with the surface. During retraction of the pipette the droplets are deposited or detach completely depending on volume and ...
Baret, J., Brinkmann, M.
openaire   +3 more sources

Study on Spray Deposition and Drift Characteristics of UAV Agricultural Sprayer for Application of Insecticide in Redgram Crop (Cajanus cajan L. Millsp.)

open access: yesAgronomy, 2022
Insecticide applications are typically being carried out with traditional manual spraying equipment in redgram, which leads to inadequate control of insects due to higher crop height.
Yallappa Dengeru   +6 more
doaj   +1 more source

Controlling droplet deposition with surfactants

open access: yesPhysical Review Fluids, 2021
Droplets impacting on a surface are key to a wide range of applications such as spray deposition and inkjet printing. Yet, a full understanding of how they spread and retract is still lacking. Surfactants are often added to improve spreading and coverage of aqueous solutions, resulting in variations of the surface tension at timescales beyond the reach
Hanne Hoffman   +3 more
openaire   +2 more sources

Effect of Droplet Size Parameters on Droplet Deposition and Drift of Aerial Spraying by Using Plant Protection UAV

open access: yesAgronomy, 2020
In the field of pesticide spraying, droplet size is one of the most important factors affecting droplet deposition and drift. In order to study the effect of different droplet size parameters on droplet deposition distribution and drift of aerial ...
Shengde Chen   +7 more
doaj   +1 more source

Droplet deposition in radial turbines [PDF]

open access: yesEuropean Journal of Mechanics - B/Fluids, 2017
In this paper droplet deposition in radial turbines used for waste heat recovery in the chemical industry is investigated. During expansion, the water vapour in the working fluid undergoes sub-cooling, at a certain point a cloud of fine droplets begins to form and a fraction of these droplets is deposited on the blade surfaces.
Schuster, Sebastian   +2 more
openaire   +3 more sources

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