Results 51 to 60 of about 4,940,955 (286)

Wandering of a contact line at thermal equilibrium

open access: yes, 1998
We reconsider the problem of the solid-liquid-vapour contact-line on a disordered substrate, in the collective pinning regime. We go beyond scaling arguments and perform an analytic computation, through the replica variational method, of the fluctuations
A. Engel   +16 more
core   +1 more source

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Effects of Magnetic Fields Around Contact Lines on Magnetometers

open access: yesIEEE Access, 2020
When a current of ~300 A flows through a contact line that supplies power to a high-speed train traveling at maximum speed, it forms a strong magnetic field.
Jae Hee Kim   +3 more
doaj   +1 more source

Wetting of Flat Gradient Surfaces

open access: yes, 2018
Gradient, chemically modified, flat surfaces enable directed transport of droplets. Calculation of apparent contact angles inherent for gradient surfaces is challenging even for atomically flat ones.
Bormashenko, Edward
core   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Phase diagram for the spreading behavior of water drops impacting hot walls observed via high-speed IR imaging

open access: yesJournal of Fluid Science and Technology, 2022
We aimed to derive a phase diagram in the parameter space of wall temperature Tw and Weber number We for the spreading behaviors of water drops impacting a heated sapphire plate.
Takahiro OKABE   +4 more
doaj   +1 more source

Conceptual aspects of line tensions

open access: yes, 2007
We analyze two representative systems containing a three-phase-contact line: a liquid lens at a fluid--fluid interface and a liquid drop in contact with a gas phase residing on a solid substrate.
Gibbs J. W.   +9 more
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Description of the three-phase contact line expansion

open access: yesEPJ Web of Conferences, 2014
Knowledge of bubble-particle interaction is important in many industrial processes such as in flotation. While the collision (first interaction sub-process) between bubbles and particles is influenced only by hydrodynamic forces, the bubble behaviour ...
Váchová Tereza   +2 more
doaj   +1 more source

Global models for moving contact lines [PDF]

open access: yesPhysical Review E, 2000
We consider thin film flows driven by surface tension and gravity. Within the framework of the lubrication approximation, we study the contact line motion using global models where either precursor film or slip are allowed. We show that completely wetting films can be simulated under both conditions without requiring direct tracking of the contact line
Diez, Javier Alberto   +2 more
openaire   +3 more sources

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