Results 41 to 50 of about 2,806,867 (300)

On the lifetimes of evaporating droplets [PDF]

open access: yes, 2014
The complete description of the lifetime of a droplet on a solid substrate evaporating in a 'stick–slide' mode is obtained. The unexpectedly subtle relationship between the lifetime of such a droplet and the lifetimes of initially identical droplets ...
Wilson, S. K.   +3 more
core   +4 more sources

Experimental investigation on the effect of accelerating motion of contact line on the dynamic contact angle

open access: yesNihon Kikai Gakkai ronbunshu, 2014
The dynamic contact angle, the angle between the surfaces of the liquid and the solid at a moving contact line, is one of the primary conditions for the dynamics of the liquid surface confined by solid wall.
Takahiro ITO   +6 more
doaj   +1 more source

Determination of contact angle hysteresis of water microdroplets evaporating on hydrolyzed PET foils [PDF]

open access: yesActa Montanistica Slovaca, 2013
Moderately hydrophobic surfaces of PET foils were gradually hydrophilized by their immersion in NaOH solutions of increasing concentration. Then, the contact angle and geometric factors of microliter water drops, deposited on these polymer surfaces, were
Martin Nagy , Jiří Škvarla
doaj  

Effect of contact angle and helix angle on slide-roll ratio under the uniform motion state of BSM

open access: yesMATEC Web of Conferences, 2017
To study the effect of contact and helix angles on slide-roll ratio at the ball contact point under the uniform motion state of ball screw mechanism (BSM), a slide- roll ratio model was derived in the literature [9] were used in this paper.
Deshun Kong, Min Wang, Xiangsheng Gao
doaj   +1 more source

Research on the elastic–plastic external contact mechanical properties of cylinder

open access: yesScience Progress, 2020
Based on Hertz contact theory, an elastic-plastic contact mechanics model of outer cylinder under different contact angles of axis is proposed. The relationship among contact angle, load and contact deformation, contact stiffness and contact area is ...
TieNeng Guo   +3 more
doaj   +1 more source

The Influence of Wheel/Rail Contact Conditions on the Microstructure and Hardness of Railway Wheels [PDF]

open access: yes, 2014
The susceptibility of railway wheels to wear and rolling contact fatigue damage is influenced by the properties of the wheel material (microstructure and hardness).
Bevan, Adam   +5 more
core   +1 more source

Numerical investigation on lamella behaviors in droplet impingement on surface: influence of surface wettability

open access: yesJournal of Fluid Science and Technology
The effect of wettability on lamella behavior during droplet impingement on flat surfaces is investigated by detailed numerical simulations with different contact angle parameter sets.
Tianyi WEI   +3 more
doaj   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Wettability versus roughness of engineering surfaces [PDF]

open access: yes, 2011
Wetting of real engineering surfaces occurs in many industrial applications (liquid coating, lubrication, printing, painting, ...). Forced and natural wetting can be beneficial in many cases, providing lubrication and therefore reducing friction and wear.
Wilson, M.C.T.   +7 more
core   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

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