Results 51 to 60 of about 1,380 (143)

Surface Tension Manipulation with Visible Light through Sensitized Disequilibration of Photoswitchable Amphiphiles

open access: yesAngewandte Chemie International Edition, Volume 63, Issue 48, November 25, 2024.
Disequilibration by sensitization under confinement is used for the first time to modulate the surface tension of water with the aid of photoswitchable surfactants. Surfactants POS or NEG were encapsulated in a macrocyclic cage together with a photosensitizer so that irradiation with visible light (green or red) could induce isomerization and thus ...
Julius Gemen   +3 more
wiley   +1 more source

Molecular mechanisms of perilipin protein function in lipid droplet metabolism

open access: yesFEBS Letters, Volume 598, Issue 10, Page 1170-1198, May 2024.
Lipid droplets (LDs) are important for the storage of energy and lipid components. The perilipin family in mammals includes five proteins (PLIN1 to PLIN5), all of which are abundant on the surface of LDs in different tissues and play a role in LD stability and degradation by lipases.
Elena Griseti   +7 more
wiley   +1 more source

Generalized surface momentum balances for the analysis of surface dilatational data [PDF]

open access: yes, 2018
Dilatational rheological properties of interfaces are often determined using drop tensiometers, in which the interface of the droplet is subjected to oscillatory area changes.
Sagis, L.M.C.
core  

Branched Copolymer Surfactants as Versatile Templates for Responsive Emulsifiers with Bespoke Temperature‐Triggered Emulsion‐Breaking or Gelation

open access: yesAdvanced Materials Interfaces, Volume 11, Issue 1, January 4, 2024.
Stimuli‐responsive emulsions stabilized by branched copolymers have been shown to exhibit either temperature‐induced gelation or breaking by control of polymer architecture. Reducing the molecular weight of a hydrophilic stabilizer block favors temperature‐induced breaking, whilst the relative abundance of this component can control transition ...
Abhishek Rajbanshi   +10 more
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

Some aspects of soil physics applicable to trickle irrigation : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Soil Science at Massey University [PDF]

open access: yes, 1983
Irrigation of crops is one of the more widely used techniques to increase yeilds. Trickle irrigation is one such method and is more suited to horticultural crops.
Harper, Ewan Roderick
core  

Limitations of biosurfactant strength produced by bacteria [PDF]

open access: yes, 2017
Biosurfactants which reduce the surface or interfacial tension of liquids and act as emulsifiers, foaming and dispersing agents with low toxicity, are finding increasing applications in biotechnology and driving the search for novel compounds for further
Cameron, Scott   +6 more
core  

Investigation into the Formation and Adhesion of Cyclopentane Hydrates on Mechanically Robust Vapor-Deposited Polymeric Coatings [PDF]

open access: yes, 2015
Blockage of pipelines by formation and accumulation of clathrate hydrates of natural gases (also called gas hydrates) can compromise project safety and economics in oil and gas operations, particularly at high pressures and low temperatures such as those
Gleason, Karen K   +3 more
core   +1 more source

Lipase-catalyzed Reactions at Interfaces of Two-phase Systems and Microemulsions [PDF]

open access: yes, 2018
This work describes the influence of two polar lipids, Sn-1/3 and Sn-2 monopalmitin, on the activity of lipase in biphasic systems and in microemulsions.
Leser, M.   +3 more
core  

Phospholipids as emulsifiers für micro/nano droplets suitable for biotechnological systems integration [PDF]

open access: yes, 2013
We studied the emulsifying properties of palmitoyl oleoyl phosphatidylcholine (POPC) using the biocompatible compounds water and squalene as immiscible fluid phases.
Hildebrandt, Ellen   +3 more
core   +2 more sources

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