Results 31 to 40 of about 19,742 (240)

Internal structure and swelling behaviour of in silico microgel particles [PDF]

open access: yes, 2017
Microgels are soft colloids that, in virtue of their polymeric nature, can react to external stimuli such as temperature or pH by changing their size. The resulting swelling/deswelling transition can be exploited in fundamental research as well as for ...
Gnan, Nicoletta   +2 more
core   +2 more sources

Whey Protein Isolate Microgel Properties Tuned by Crosslinking with Organic Acids to Achieve Stabilization of Pickering Emulsions

open access: yesFoods, 2021
Whey protein isolate (WPI) can be used effectively to produce food-grade particles for stabilizing Pickering emulsions. In the present study, crosslinking of WPI microgels using organic acids (tannic and citric acids) is proposed to improve their ...
Jéssica Thaís do Prado Silva   +6 more
doaj   +1 more source

Microgels Adsorbed at Liquid-Liquid Interfaces: A Joint Numerical and Experimental Study [PDF]

open access: yes, 2019
Soft particles display highly versatile properties with respect to hard colloids, even more so at fluid-fluid interfaces. In particular, microgels, consisting of a cross-linked polymer network, are able to deform and flatten upon adsorption at the ...
Antonopoulou, Maria-Nefeli   +7 more
core   +3 more sources

Evidence of a low-temperature dynamical transition in concentrated microgels [PDF]

open access: yes, 2018
A low-temperature dynamical transition has been reported in several proteins. We provide the first observation of a `protein-like' dynamical transition in nonbiological aqueous environments.
Bertoldo, Monica   +7 more
core   +3 more sources

Quantum Mechanics of Insitu Synthesis of Inorganic Nanoparticles with in Anionic Microgels [PDF]

open access: yes, 2013
In this work, we discuss the quantum mechanics of many-body systems i.e. hybrid microgel consisting of negatively charged anionic microgels possessing thick sheath of water molecules solvating its protruding anionic moieties and nanoparticle captivated ...
Baig, Mirza Wasif, Siddiq, Muhammad
core   +3 more sources

Studying synthesis confinement effects on the internal structure of nanogels in computer simulations [PDF]

open access: yes, 2019
We study the effects of droplet finite size on the structure of nanogel particles synthesized by random crosslinking of molecular polymers diluted in nanoemulsions.
Kantorovich, Sofia S.   +3 more
core   +1 more source

Carboxymethyl Chitosan Microgels for Sustained Delivery of Vancomycin and Long-Lasting Antibacterial Effects

open access: yesGels, 2023
Carboxymethyl chitosan (CMCh) is a unique polysaccharide with functional groups that can develop positive and negative charges due to the abundant numbers of amine and carboxylic acid groups.
Mehtap Sahiner   +3 more
doaj   +1 more source

Overcharging and reentrant condensation of thermoresponsive ionic microgels [PDF]

open access: yes, 2018
We investigated the complexation of thermoresponsive anionic poly(N-isopropylacrylamide) (PNiPAM) microgels and cationic $\epsilon$-polylysine ($\epsilon$-PLL) chains. By combining electrophoresis, light scattering, transmission electron microscopy (TEM)
Bazzoni, Chiara   +5 more
core   +4 more sources

Thermodynamics of ionic microgels [PDF]

open access: yesPhysical Review E, 2002
We present a theory of dilute aqueous suspensions of microgel particles. It is found that as the number of charged monomers in the polymer network composing mesoscopic gel increases, the particles undergo a swelling transition. Depending on the hydrophobicity of the polymer, this transition can be either continuous or discontinuous.
Yan, Levin   +3 more
openaire   +2 more sources

Micron-Sized Silica-PNIPAM Core-Shell Microgels with Tunable Shell-To-Core Ratio

open access: yesGels, 2022
Micron-sized hard core-soft shell hybrid microgels are promising model systems for studies of soft matter as they enable in-situ optical investigations and their structures/morphologies can be engineered with a great variety.
Keumkyung Kuk   +5 more
doaj   +1 more source

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