Results 81 to 90 of about 8,204 (174)

Kosmotropes and chaotropes: modelling preferential exclusion, binding and aggregate stability [PDF]

open access: yes, 2004
Kosmotropic cosolvents added to an aqueous solution promote the aggregation of hydrophobic solute particles, while chaotropic cosolvents act to destabilise such aggregates. We discuss the mechanism for these phenomena within an adapted version of the two-
Moelbert, Susanne   +2 more
core   +1 more source

Versatile DNA‐Functionalized Biohybrid Hydrogel Platforms for Electrothermally Activated On‐Demand Payload Release

open access: yesAdvanced Science, EarlyView.
A DNA‐functionalized biohybrid hydrogel is developed by integrating Cu‐mediated nucleic acid microflowers into a thermoresponsive matrix, enabling electrothermally triggered, on‐demand payload release. The platform offers spatiotemporally controllable therapeutic delivery with promising applications in precision oncology, neural regulation, and chronic
Mengqiu Sun   +8 more
wiley   +1 more source

Influence of cyclodextrin on the UCST- and LCST-behavior of poly(2-methacrylamido-caprolactam)-co-(N,N-dimethylacrylamide)

open access: yesBeilstein Journal of Organic Chemistry, 2014
The monomer 2-methacrylamido-caprolactam (4) was synthesized from methacryloyl chloride (3) and racemic α-amino-ε-caprolactam (2). Copolymerization of 4 with N,N-dimethylacrylamide (5) was carried out by a free-radical mechanism using 2,2’-azobis(2 ...
Alexander Burkhart, Helmut Ritter
doaj   +1 more source

Thermosensitive Cu2O-PNIPAM core-shell nanoreactors with tunable photocatalytic activity [PDF]

open access: yes, 2016
We report a facile and novel method for the fabrication of Cu2O@PNIPAM core-shell nanoreactors using Cu2O nanocubes as the core. The PNIPAM shell not only effectively protects the Cu2O nanocubes from oxidation, but also improves the colloidal stability ...
Angioletti-Uberti, Stefano   +11 more
core   +3 more sources

Control of osmotic pressure through CO2-capture and release facilitated by the lower critical solution temperature (LCST) phase transition of acylated branched polyethylenimine

open access: yesRSC Advances, 2016
A solution of acylated polyethylenimine absorbs CO2at low temperatures and draws water from high-salt saline due to the high osmotic pressure, while it liberates CO2after phase separation by mild heating and releases water into low-salt saline.
Jeongseon Park   +5 more
openaire   +1 more source

Self‐Driving Laboratory Optimizes the Lower Critical Solution Temperature of Thermoresponsive Polymers

open access: yesAdvanced Intelligent Discovery, EarlyView.
A low‐cost, self‐driving laboratory is developed to democratize autonomous materials discovery. Using this "frugal twin" hardware architecture with Bayesian optimization, the platform rapidly converges to target lower critical solution temperature (LCST) values while self‐correcting from off‐target experiments, demonstrating an accessible route to data‐
Guoyue Xu, Renzheng Zhang, Tengfei Luo
wiley   +1 more source

モノアザテトラチオエーテルを含有する温度感応性高分子による銀(I)イオンの抽出挙動 [PDF]

open access: yes, 2008
A novel temperature sensitive extraction copolymers, 9-aza-3,6,12,15-tetrathiaheptadecane-derivatized N-isopropylacrylamide polymer (ATH-NIPAAm), has been synthesized in various incorporation ratios.
Kenji Chayama   +5 more
core   +1 more source

Theory of Solvation-Controlled Reactions in Stimuli-Responsive Nanoreactors [PDF]

open access: yes, 2015
Metallic nanoparticles embedded in stimuli-responsive polymers can be regarded as nanoreactors since their catalytic activity can be changed within wide limits: the physicochemical properties of the polymer network can be tuned and switched by external ...
Angioletti-Uberti, Stefano   +3 more
core   +4 more sources

Smart Bioinspired Material‐Based Actuators: Current Challenges and Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This work gathers, in a review style, an extensive and comprehensive literature overview on the development of autonomous actuators based on synthetic materials, bringing together valuable knowledge from several studies. Furthermore, the article identifies the fundamental principles of actuation mechanisms and defines key parameters to address the size
Alejandro Palacios   +4 more
wiley   +1 more source

Supramolecular perspectives in colloid science [PDF]

open access: yes, 2008
Supramolecular chemistry puts emphasis on molecular assemblies held together by non-covalent bonds. As such, it is very close in spirit to colloid science which also focuses on objects which are small, but beyond the molecular scale, and for which other ...
Cohen Stuart, M.A.
core   +2 more sources

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