Results 21 to 30 of about 23,610 (270)

Fast and Simple Fabrication of Multimaterial Hierarchical Surfaces Using Acoustic Assembly Photopolymerization (AAP)

Advanced Materials Interfaces, 2023
Multimaterial surfaces with hierarchical features have many potential applications in self‐cleaning, droplet manipulation, microfluidics, and biomedicine, owing to their wide range of functionalities induced by structural and material contrasts.
Ketki M. Lichade, Yayue Pan
doaj   +1 more source

Multi-Wavelength Photopolymerization of Stable Poly(Catecholamines)-DNA Origami Nanostructures [PDF]

, 2021
Orthogonality is pivotal yet chemically challenging in the bottom-up synthesis of multicomponent nanostructures. Here, we leverage the fidelity of the DNA origami technique to install a multi wavelength responsive photopolymerization system with ...
David Y. W., Ng, Pia, Winterwerber, Colette J. , Whitfield, Tanja, Weil   +3 more
core   +2 more sources

A Facile Surface-Imprinting Strategy for Trypsin-Imprinted Polymeric Chemosensors Using Two-Step Spin-Coating

Chemosensors, 2023
Surface imprinting used for protein recognition in functional cavities is highly effective in imprinting biomacromolecules to avoid template encapsulation during the formation of a molecularly imprinted polymer (MIP) matrix. Herein, we introduce a facile
Je Wook Byeon, Jin Chul Yang, Chae Hwan Cho, Seok Jin Lim, Jong Pil Park, Jinyoung Park   +5 more
doaj   +1 more source

Synthesis and Characterisation of PVP-AAm Hydrogels via Hybrid Process: Morphological, Physical, and Antibacterial Activity

Journal of Advanced Research in Natural and Applied Sciences, 2023
Hydrogels are three dimentional networks that constitute of either chemical or physical crosslinks. In this study, preparation of polyvinyl pyrolidone/polyacrylamide (PVA/PAAm) hydrogels exhibiting antibacterial property was demonstrated.
Fatma Nur Parın
doaj   +1 more source

Photopolymerization-based Additive Manufacturing of Multimaterial Objects with Multiscale Features

, 2023
Additive manufacturing (AM) is a class of technology in which three-dimensional (3D) structures can be fabricated directly from a digital model by joining material from the bottom to the top, usually in a layer-by-layer fashion.
Ketki Mahadeo Lichade (17091961)
core   +1 more source

Additive Soft Matter Design by UV-Induced Polymer Hydrogel Inter-Crosslinking

Gels, 2022
In recent years, stimuli-responsive hydrogels have gained tremendous interest in designing complex smart 4D materials for applications ranging from biomedicine to soft electronics that can change their properties on demand over time. However, at present,
Talika A. Neuendorf, Niclas Weigel, Michelle Vigogne, Julian Thiele   +3 more
doaj   +1 more source

Nonlocal photopolymerization kinetics including multiple termination mechanisms and dark reactions. Part II. Experimental validation [PDF]

, 2009
In the first of this series of papers [J. Opt. Soc. Am. B 26, 1736 (2009)], a new kinetic model, which includes most of the major photochemical and nonlocal photopolymerization driven diffusion effects, was proposed.
Liu, Shui, McLeod, Robert R., Gleeson, M. R., Sheridan, John T.   +3 more
core   +1 more source

Correlation between the cytotoxicity of self-etching resin cements and the degree of conversion

Indian Journal of Dental Research, 2015
Aim: The aim of this study was to evaluate the correlation between the cytotoxicity and degree of conversion (DC) of self-etch resin cements with or without photopolymerization.
Luís FSA Morgan, Karina IR Teixeira, Walisson A Vasconcellos, Rodrigo C Albuquerque, Maria E Cortés   +4 more
doaj   +1 more source

Semiconductor Nanocrystals and Graphene Oxide as Visible-Light-Sensitive Photoinitiators of Acrylamide Polymerization in Water

Хімія, фізика та технологія поверхні, 2015
Photopolymerization of acrylamide in aqueous solutions induced by visible light (?>400 nm) absorbed by colloidal particles of CdxZn1–xS, Fe2O3 and graphene oxide is reported.
O. L. Stroyuk, S. Ya. Kuchmiy, N. S. Andryushina   +2 more
doaj   +1 more source

Generation of Photopolymerized Microparticles Based on PEGDA Using Microfluidic Devices. Part 1. Initial Gelation Time and Mechanical Properties of the Material

Micromachines, 2021
Photopolymerized microparticles are made of biocompatible hydrogels like Polyethylene Glycol Diacrylate (PEGDA) by using microfluidic devices are a good option for encapsulation, transport and retention of biological or toxic agents. Due to the different
José M. Acosta-Cuevas, José González-García, Mario García-Ramírez, Víctor H. Pérez-Luna, Erick Omar Cisneros-López, Rubén González-Nuñez, Orfil González-Reynoso   +6 more
doaj   +1 more source