Results 61 to 70 of about 10,125 (245)

Molecular dynamics simulations evidence the thermoresponsive behavior of PNIPAM and PDEA in glycerol solutions

open access: yesFrontiers in Nanotechnology, 2023
Polymers exhibiting thermoresponsive behavior above a lower critical solution temperature (LCST) undergo a coil-to-globule phase transition that has many biomedical applications, including biosensing, the control of release devices, and gene or drug ...
Scott D. Hopkins   +3 more
doaj   +1 more source

Synthesis and Lcst Behavior of Thermally Responsive Poly(N-Isopropylacrylamide)/Layered Silicate Nanocomposites

open access: yes, 1996
Stimuli responsive polymeric hydrogel composites were synthesized by room temperature copolymerization of N-isopropyl acrylamide and methylene bisacrylamide (crosslinking monomer) in an aqueous suspension of Na-montmorillonite.
Phillip B. Messersmith, F. Znidarsich
core   +1 more source

Thermoresponsive Self‐Healing Carbon Nanotube‐Reinforced Dual‐Network Hydrogels for Wearable Sensors and Information Concealment

open access: yesAdvanced Materials Technologies, EarlyView.
A CNT‐reinforced dual‐network hydrogel combines ionic liquid‐mediated thermoresponsiveness, dynamic covalent crosslinking, and conductive nanostructures within a single adaptive material. The hydrogel exhibits ultrafast gelation, autonomous self‐healing, >1000% stretchability, reversible optical switching, and stable electromechanical sensing, enabling
Xia Qiu   +6 more
wiley   +1 more source

Experimental and computational analysis of coated milli-structured bioreactor with immobilized nitrilase for continuous production of nicotinic acid

open access: yesChemical Engineering Journal Advances
In complement to or as a replacement for environmentally-costly chemical transformations, biocatalytic synthesis is attracting increasing interest. To make it competitive, basic research on process engineering with continuous operations using immobilized
Maïté Michaud   +6 more
doaj   +1 more source

Atomistic insights on the LCST behavior of PMEO2 MA in water by molecular dynamics simulations

open access: yes, 2017
Fully atomistic molecular dynamics simulations of poly(2-[2-methoxyethoxy]ethyl methacrylate) (PMEO(2)MA) in water at temperatures below and above its lower critical solution temperature (LCST) were performed to improve the understanding of its LCST ...
Dalgakiran, Eray   +4 more
core   +1 more source

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

A Novel Functional Polymer with Tunable LCST

open access: yes, 2016
Poly(N-[(2,2-dimethyl-1,3-dioxolane)methyl]acrylamide) (PDMDOMA), a novel thermo-responsive polymer containing pendant dioxolane groups was synthesized via atom transfer radical polymerization (ATRP).
Yuquan Zou (1926442)   +2 more
core   +1 more source

Investigation of the LCST-Thermoresponsive Behavior of Novel Oligo(Ethylene Glycol)-Modified Pentafluorostyrene Homopolymers [PDF]

open access: yes, 2021
Amphiphilic tetrafluorostyrene monomers (EFS8) carrying in the para position an oligoethylene glycol chain containing 8 oxyethylenic units on average were synthesized and used for preparation via activator regenerated by electron transfer atom transfer ...
Calosi, Matteo   +13 more
core   +1 more source

Force–Displacement Characterization of PNIPAM Microactuators

open access: yesAdvanced Robotics Research, EarlyView.
A method to experimentally establish a force–displacement diagram of poly(N‐isopropyl acrylamide) (PNIPAM) microactuators, printed by 2PP, is presented herein. PNIPAM is a hydrogel whose volume and stiffness change with temperature due to the absorption or release of water.
Manon Cassignol   +4 more
wiley   +1 more source

Peptidic Monodisperse PEG “combs” with Fine-Tunable LCST and Multiple Imaging Modalities

open access: yes, 2019
Thermosensitive and imaging-traceable materials with fine-tunable lower critical solution temperature (LCST) around body temperature are highly valuable in biomedicine.
Junfei Zhu (313769)   +9 more
core   +1 more source

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