Signatures of slip in dewetting polymer films

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August undefined, 2024

WebSignatures of slip in dewetting polymer films. Authors. Dirk Peschka; Sabrina Haefner + 3 moreKarin Jacobs; Andreas Münch; Barbara Wagner; Publication date January 1, 2024. … WebSep 14, 2005 · We compare the flow behavior of liquid polymer films on silicon wafers coated with either octadecyl-(OTS) or dodecyltrichlorosilane (DTS). Our experiments show that dewetting on DTS is significantly faster than on OTS. We argue that this is tied to the difference in the solid/liquid friction. As the film dewets, the profile of the rim advancing …

The effect of wall slip on the dewetting of ultrathin films on solid ...

WebHowever, for RPS films, the polymer film stability switched from apparent slip dewetting to apparently stable. On the silanized Si substrate with 94% grafting density, the chain adsorption became weaker and the dewetting processes were faster than that on the substrate with 69% grafting density at the same experimental temperature for both the … Webscientific article published on 19 April 2024. Signatures of slip in dewetting polymer films Q64101260) can ibs be diagnosed with colonoscopy

Signatures of slip in dewetting polymer films - Researcher An App

WebDec 3, 2003 · Based on the linear stability and nonlinear simulations, we show that the surface instability, dynamics, and morphology of supported thin liquid films are … WebDewetting is the hydrodynamic process where a uniform layer of liquid destabilizes and decays into distinct patterns of stationary droplets by virtue of interfacial and … WebSep 14, 2005 · We compare the flow behavior of liquid polymer films on silicon wafers coated with either octadecyl-(OTS) or dodecyltrichlorosilane (DTS). Our experiments show … can ibs be a disability

Signatures of slip in dewetting polymer films

Webhere that, for dewetting liquid ridges, this property can be dra-matically altered by the interfacial condition between polymer and substrate, namely slip. This work shows how … WebApr 19, 2024 · Comparisons of the dewetting behavior of h∞ = 110-nm-thick PS films for different chain lengths dewetting from AF1600-coated substrate after the rim traveled the … can ibs be seen on ct scanWebhere that, for dewetting liquid ridges, this property can be dra-matically altered by the interfacial condition between polymer and substrate, namely slip. This work shows how … fitness for purpose insurance

"WebDense moratoriums of colloidal or grenular particles can display pronounced non-Newtonian behaviour, such as discontinued shear bulge and shear jamming. The essential contribution of particle plane crudeness furthermore cling forces confirms that stress-activated frictional communications can play a key role in these marvels. Here, by employing a system of … " - Signatures of slip in dewetting polymer films

Signatures of slip in dewetting polymer films

WebFig. 8. Series of micrographs from experiments with thin films (Upper) dewetting from a hydrophobized Si wafer covered with a silane monolayer DTS with b = 1 µm (intermediate … WebEnter the email address you signed up with and we'll email you a reset link.

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WebDec 5, 2006 · We study the dewetting of thin polymer films deposited on slippery substrate. Recent experiments on these systems have revealed many unexpected features. We develop here a model that takes into account the rheological properties of polymer melts, focussing on two dewetting geometries (the receding of a straight edge, and the opening of a hole). … WebJun 1, 2024 · Signatures of slip in dewetting polymer films. Article. Full-text available. Apr 2024; Dirk Peschka; Sabrina Haefner; Ludovic Marquant; Barbara Wagner; Significance …

WebOct 15, 2024 · The effect of wall slip on the dewetting of ultrathin films on solid substrates: Linear instability and second-order lubrication theory; Physics of Fluids 32, 102107 ... A. … WebSignatures of slip in dewetting polymer films. Authors. Dirk Peschka; Sabrina Haefner + 3 moreKarin Jacobs; Andreas Münch; Barbara Wagner; Publication date January 1, 2024. Publisher. Doi DOI: 10.20347/WIAS.PREPRINT.2538. Cite. Abstract Thin liquid polymer films on hydrophobic substrates are susceptable to rupture and formation of holes, ...

WebDewetting of Thin Polymer Films on Wrinkled Graphene Oxide Monolayers. Kyoung Il Jo, Tae Ho Kim, Ki In Choi, Hoyeon Lee, Jae Hak Choi, Joona Bang, Tae Hwan Kim, Guangcui Yuan, Sushil K. Satija, Jaseung Koo. Department of Chemical and Biological Engineering; WebApr 19, 2024 · Signatures of slip in dewetting polymer films Emergence of Dewetting Patterns. Before going into the details of thin-film dewetting, we make some general …

WebFeb 1, 2024 · It has been demonstrated that the dewetting of thin polymer films in air or under medium depends strongly on the long-range interaction, ... Signatures of slip in …

WebMay 7, 2024 · Abstract. Thin polymer films on hydrophobic substrates are susceptible to rupture and hole formation. This, in turn, initiates a complex dewetting process, which … can ibs be stress relatedWebFeb 24, 1997 · Lin Xu, Ashutosh Sharma, and Sang Woo Joo . Dewetting of Stable Thin Polymer Films Induced by a Poor Solvent: Role of Polar Interactions. Macromolecules … fitness for purpose uk lawWebMay 5, 2024 · Fluid films spreading on hydrophobic solid surfaces exhibit complicated dynamics that describe transitions leading the films to break up into droplets. For viscous fluids coating hydrophobic solids this process is called "dewetting". These dynamics can be represented by a lubrication model consisting of a fourth-order nonlinear degenerate … fitness for real peopleWebThin polymer films on hydrophobic substrates are susceptible to rupture and hole formation. This, in turn, initiates a complex dewetting process, which ultimately leads to … fitness for purpose designWebSep 14, 2005 · This website requires cookies, and the limited processing of your personal data in order to function. By using the site you are agreeing to this as outlined in our privacy notice and cookie policy. can ibs be intermittentWebWhile the formation of satellite droplets is well-known in the context of elongating fluid filaments and jets, we show here that for dewetting liquid ridges this property can be dramatically altered by the interfacial condition between polymer and substrate, namely slip. can ibs be temporaryWebNov 7, 2024 · The dewetting of ultrathin polymer films could be significantly different in the no-slip 15,16,17,18,19,20,21,22,23,24 ... while the flow dynamics of the polymer film was … fitness for purpose suitable of material