Results 11 to 20 of about 3,262,089 (280)

Static contact angle measurement at different volumes of a drop sitting on non-ferrous metals

open access: yesMATEC Web of Conferences, 2016
The paper presents the experimental study of the effect of the liquid volume on the static contact angle under the condition of the stationary contact line on the rough and polished surfaces of non-ferrous metals.
Feoktistov Dmitriy   +3 more
doaj   +3 more sources

Static contact angle versus volume of distilled water drop on micro patterned surfaces [PDF]

open access: yesMATEC Web of Conferences, 2017
Static contact angle was determined experimentally in the condition of wetting of polished and laser patterned surfaces of stainless steel substrates by distilled water drops with different volumes.
Batichsheva Kseniya   +3 more
doaj   +3 more sources

Contact angle hysteresis and static friction for two-dimensional droplets

open access: yes
Contact angle hysteresis of droplets will be examined in light of static friction between liquid drop and solid surface. Unlike frictions in solid-solid interfaces, pinning forces at contact points or contact lines would be the cause of friction. We will define coefficients of static friction and relate them with advancing and receding contact angles ...
Yang, Jong-In, Hong, Jooyoo
openaire   +3 more sources

Contact angle hysteresis and pinning at periodic defects in statics [PDF]

open access: yesPhysical Review E, 2014
This article deals with the theoretical prediction of the wetting hysteresis on nonideal solid surfaces in terms of the surface heterogeneity parameters. The spatially periodical chemical heterogeneity is considered. We propose precise definitions for both the advancing and the receding contact angles for the Wilhelmy plate geometry.
Iliev, Stanimir   +2 more
openaire   +3 more sources

Heat and Mass Transfer Processes and Evaporation of a Liquid Droplet on a Structured Surface

open access: yesEnergies, 2023
The characteristics of water droplet heating and evaporation on structured hydrophobic and hydrophilic surfaces in the range of static contact angles from 73° to 155° were studied experimentally using high-speed video recording.
Dmitrii V. Antonov   +2 more
doaj   +1 more source

An influence of shroud design parameters on the static stresses of blade assemblies [PDF]

open access: yesMATEC Web of Conferences, 2019
In this study, the structural analysis of the blade assemblies was carried out using the finite element method to determine the influence of design parameters of shroud couplings on the static stresses of turbine rotor blades with zigzag and slant shroud
Savchenko Kyrylo   +4 more
doaj   +1 more source

Numerical Study of Formation of a Series of Bubbles from an Orifice by Applying Dynamic Contact Angle Model

open access: yesAdvances in Materials Science and Engineering, 2020
The dynamic contact angle model is applied in the formation process of a series of bubbles from Period-I regime to Period-II regime by using the VOF method on a 2D axisymmetric domain.
Nan Chen, Xiyu Chen, Antonio Delgado
doaj   +1 more source

Evaluation of Some Adjuvants in Improving Foliar Fertilizers Efficiency [PDF]

open access: yesArab Universities Journal of Agricultural Sciences, 2021
A series of lab and field experiments were carried out to evaluate the possibility of using some substances as adjuvants added to the foliar fertilizer tank to improve fertilizer application and enhance use efficiency.
Dina Omran   +3 more
doaj   +1 more source

peggyscshu/Contact-angle-of-vesicles: v6.0

open access: yes, 2023
The tool in this repository is designed to analyze the contact angle of neighboring subcellular vesicles captured by fluorescence microsocopes including widefield, confocal and super-resolution ...
Shao-Chun, Peggy, Hsu
core   +1 more source

Is contact angle a cause or an effect? – A cautionary tale [PDF]

open access: yesE3S Web of Conferences, 2020
The most influential parameter on the behavior of two-component flow in porous media is “wettability”. When wettability is being characterized, the most frequently used parameter is the “contact angle”.
Ruth Douglas
doaj   +1 more source

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