Results 31 to 40 of about 587 (126)

The Flexure-based Microgap Rheometer (FMR) [PDF]

open access: yes, 2007
Submitted to J. Rheol.We describe the design and construction of a new microrheometer designed to facilitate the viscometric study of complex fluids with very small sample volumes (1-10 μl)and gaps of micrometer dimensions.
Bausch A. R.   +18 more
core   +1 more source

Self‐Assembly of Nanoparticles in 2D and 3D: Recent Advances and Future Trends

open access: yesMacromolecular Chemistry and Physics, Volume 220, Issue 17, September 2019., 2019
The interface between two immiscible liquids, being a few nanometers in thickness, offers an important scaffold for the self‐assembly of nanoscale substances driven by the reduction in interfacial energy. The self‐assembly processes offer higher‐order assemblies with improved properties toward electronic, optical, catalytic, magnetic, and biomedical ...
Sujit Kumar Ghosh, Alexander Böker
wiley   +1 more source

Extensional rheometry of cellulose ether solutions: flow instability [PDF]

open access: yes, 2015
Capillary breakup extensional rheometryof semi-dilute hydroxyethyl cellulose (HEC) solutionswas performed under several step-stretch conditions.The resulting parameters, i.e.
Robert John English   +1 more
core   +2 more sources

Effect of the surfactant on complex multi-phase annular flows [PDF]

open access: yes, 2021
In the modern world, the scale of industrial production within all sectors has reached unprecedented levels due to ever-growing demand and consumption of various products.
Patapas, Andrius
core   +1 more source

Films of bacteria at interfaces: three stages of behaviour

open access: yes, 2015
Bacterial attachment to a fluid interface can lead to the formation of a film with physicochemical properties that evolve with time. We study the time evolution of interface (micro)mechanics for interfaces between oil and bacterial suspensions by ...
Allan, Daniel   +5 more
core   +1 more source

A critical update of experimental techniques of bulk and interfacial components for fluid characterization with relevance to well fluid processing and transport [PDF]

open access: yes, 2020
The present article reviews techniques to address central flow assurance and separation issues. It is our purpose to update the need for extended information in order to draw adequate conclusions about the reason for irregularities in production and how ...
Ruwoldt, Jost   +2 more
core   +1 more source

Boundary elements method for microfluidic two-phase flows in shallow channels

open access: yes, 2014
In the following work we apply the boundary element method to two-phase flows in shallow microchannels, where one phase is dispersed and does not wet the channel walls.
Gallaire, François, Nagel, Mathias
core   +1 more source

Ultrasonic and Densitometric Characterization of Hyaluronan and its Interaction with Surfactant [PDF]

open access: yes, 2014
This disertation thesis is focused on the study of physico-chemical interactions of hyaluronan (with molecular weights from 10 to 1750 kDa) with cationic surfactants measured using uncommon technique named high resolution ultrasonic spectroscopy ...
Hurčíková, Andrea
core  

Wet Granular Materials

open access: yes, 2006
Most studies on granular physics have focused on dry granular media, with no liquids between the grains. However, in geology and many real world applications (e.g., food processing, pharmaceuticals, ceramics, civil engineering, constructions, and many ...
Albert I   +93 more
core   +3 more sources

Real‐Time Observation of Protein Aggregation at Liquid‐Liquid Interfaces in a Microfluidic Device

open access: yesSmall, Volume 20, Issue 45, November 7, 2024.
Using a microfluidic droplet rheometer, protein aggregation at an oil–water interface is monitored in real‐time. It is applied to identify the apparent reaction order of the aggregation rate as a function of concentration, unravel mechanistic insights underlying particle formation, and identify stabilizing excipients.
Dominik Zürcher   +2 more
wiley   +1 more source

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