Results 31 to 40 of about 6,112 (218)

Fabrication of Hollow Channels Surrounded by Gold Nanoparticles in Hydrogel by Femtosecond Laser Irradiation

open access: yesNanomaterials, 2020
The fabrication of hollow channels surrounded by gold nanoparticles in poly(ethylene glycol) diacrylate (PEGDA) is demonstrated. The absorption spectra show that gold nanoparticles were formed at the periphery of the focus by reduction of gold ions.
Izumi Takayama   +2 more
doaj   +1 more source

Thermodynamical Study of Alcoholic Solutions of Poly (ethylene glycol) Diacrylate and Poly (ethylene glycol) Dimethacrylate

open access: yesInternational Journal of Thermodynamics, 2012
With the aim to study the behaviour of polymer solutions, density and ultrasonic velocity of binary mixtures of pentanol with polyethylene glycol diacrylate and polyethylene glycol dimethacrylate have been investigated at 293.15 K, 303.15 K and 313.15 K, under atmospheric pressure. Thermophysical parameters viz.
YASMİN, Maimoona, GUPTA, Manisha
openaire   +3 more sources

3D cell entrapment in crosslinked thiolated gelatin-poly(ethylene glycol) diacrylate hydrogels [PDF]

open access: yesBiomaterials, 2012
The combined use of natural ECM components and synthetic materials offers an attractive alternative to fabricate hydrogel-based tissue engineering scaffolds to study cell-matrix interactions in three-dimensions (3D). A facile method was developed to modify gelatin with cysteine via a bifunctional PEG linker, thus introducing free thiol groups to ...
Mix, Adam W.   +5 more
openaire   +4 more sources

The effects of monoacrylated poly(ethylene glycol) on the properties of poly(ethylene glycol) diacrylate hydrogels used for tissue engineering [PDF]

open access: yesJournal of Biomedical Materials Research Part A, 2009
AbstractThis study investigated the effects of poly(ethylene glycol) monoacrylate (PEGMA) on the properties of poly(ethylene glycol) diacrylate (PEGDA)‐co‐PEGMA hydrogel networks. The PEGMA materials utilized were similar to ligand‐linked materials typically copolymerized with PEGDA for use as tissue engineering scaffolds.
Jeffrey A, Beamish   +3 more
openaire   +2 more sources

UV-VIS Curable PEG Hydrogels for Biomedical Applications with Multifunctionality

open access: yesGels, 2022
Multifunctional biomedical materials capable of integrating optical functions are highly desirable for many applications, such as advanced intra-ocular lens (IOL) implants.
Tina Sabel-Grau   +3 more
doaj   +1 more source

Mechanical behavior of bioactive poly(ethylene glycol) diacrylate matrices for biomedical application

open access: yesJournal of the Mechanical Behavior of Biomedical Materials, 2020
The biomedical applications of physically entangled polymeric hydrogels are generally limited due to their weak mechanical properties, rapid swelling and dissolution in physiologically relevant environment. Chemical crosslinking helps stabilizing hydrogel structure and enhancing mechanical properties, thereby allowing a higher stability in ...
Della Sala F.   +5 more
openaire   +3 more sources

The influence of PEGDA’s molecular weight on its mechanical properties in the context of biomedical applications

open access: yesCurrent Directions in Biomedical Engineering, 2022
Hydrogels are 3D polymeric networks, which exhibit properties such as softness, viscoelasticity and their ability to absorb large amounts of water. These characteristics make them exceptionally suitable in biomedicine as e.g.
Rekowska Natalia   +7 more
doaj   +1 more source

Poly(methacrylic acid) hydrogels crosslinked by poly(ethylene glycol) diacrylate as pH-responsive systems for drug delivery applications [PDF]

open access: yesHemijska Industrija, 2023
Hydrogels are attractive materials for drug delivery applications due to biocompatible, porous structure with the possibility to load and deliver drugs in a controllable manner.
Ugrinović Vukašin   +4 more
doaj   +1 more source

Digital Light Processing (DLP) 3D Printing of Atomoxetine Hydrochloride Tablets Using Photoreactive Suspensions

open access: yesPharmaceutics, 2020
Three-dimensional (3D) printing technologies are based on successive material printing layer-by-layer and are considered suitable for the production of dosage forms customized for a patient’s needs.
Mirjana Krkobabić   +5 more
doaj   +1 more source

In vitro release of chlorhexidine from UV-cured PEGDA drug delivery scaffolds

open access: yesCurrent Directions in Biomedical Engineering, 2021
Drug delivery systems (DDS) are suitable for controlled local drug release in order to ensure safety and effectiveness of medical treatment. The choice and characterization of biomaterials that can be used as a DDS is a challenging step in the ...
Rekowska Natalia   +6 more
doaj   +1 more source

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