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   Articles with "lower critical" as a keyword



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Thermoresponsive Emission Switching via Lower Critical Solution Temperature Behavior of Organic-Inorganic Perovskite Nanoparticles.

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recommendations! Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201700047

Abstract: Lead halide perovskites have shown much promise for high-performing solar cells due to their inherent electronic nature, and though the color of bright-light emitters based on perovskite nanoparticles can be tuned by halide mixing and/or… read more here.

Keywords: organic inorganic; solution temperature; perovskite nanoparticles; solution ... See more keywords

Aqueous Synthesis of Upper Critical Solution Temperature and Lower Critical Solution Temperature Copolymers through Combination of Hydrogen-Donors and Hydrogen-Acceptors.

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recommendations! Published in 2021 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202000661

Abstract: The synthesis of thermo-responsive polymers from non-responsive and water-soluble monomers has great practical advantages but significant challenges. Herein, the authors report a novel aqueous copolymerization strategy to prepare polymers with tunable upper critical solution temperature… read more here.

Keywords: temperature; solution temperature; upper critical; critical solution ... See more keywords
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Concentration Fluctuations near Lower Critical Solution Temperature in Ternary Aqueous Solutions

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recommendations! Published in 2017 at "Macromolecules"

DOI: 10.1021/acs.macromol.7b01502

Abstract: The effects of osmolytes, such as trimethylamine N-oxide (TMAO), on the phase transition in an aqueous solution of polymer, protein, or DNA are very complex, and several phase transitions can occur. In order to explore… read more here.

Keywords: phase; fluctuations near; solution; near lower ... See more keywords

Dipicolylamine Functionalized Polyfluorene Based Gel with Lower Critical Solution Temperature: Preparation, Characterization, and Application.

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recommendations! Published in 2017 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.7b00600

Abstract: A thermoresponsive fluorescent polymer gel with lower critical solution temperature (LCST) phase transition has been prepared by cooperating conjugated fluorene homopolymer poly(2,7-(9,9-di(8-di(2-picolyl)aminooctyl))fluorene) (PPAOF) and small organic dye sulforhodamine B (SRB) or its sodium salt (SRB-Na).… read more here.

Keywords: temperature; solution temperature; polymer; critical solution ... See more keywords

Lower Critical Solution Temperature in Polyelectrolyte Complex Coacervates.

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recommendations! Published in 2019 at "ACS macro letters"

DOI: 10.1021/acsmacrolett.8b00952

Abstract: A model linear oppositely charged polyelectrolyte complex exhibits phase separation upon heating consistent with lower critical solution temperature (LCST) behavior. The LCST coexistence curves narrow with increasing monovalent salt concentration (C s) that reduces the… read more here.

Keywords: lower critical; solution temperature; temperature; polyelectrolyte complex ... See more keywords
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Dynamical heterogeneity in the gelation process of a polymer solution with a lower critical solution temperature.

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recommendations! Published in 2021 at "Soft matter"

DOI: 10.1039/d0sm02159h

Abstract: The gelation of a hydrophobically modified hyaluronic acid aqueous solution which shows a lower critical solution temperature of about 25 °C was investigated by multi-particle tracking microrheology. The linear viscoelasticity of the gelling system is… read more here.

Keywords: gelation; temperature; heterogeneity; solution ... See more keywords
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Effect of cation alkyl chain length on 3-sulfopropylmethacrylate-based draw solutes having lower critical solution temperature

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recommendations! Published in 2023 at "RSC Advances"

DOI: 10.1039/d2ra08068k

Abstract: We investigated the effect of change in alkyl chain length of cation in tributylalkylphosphonium 3-sulfopropyl methacrylate ([P444#][C3S], # = 4, 6, and 8) ionic liquids (ILs) on their osmolality and recovery properties as the draw… read more here.

Keywords: alkyl chain; critical solution; lower critical; solution ... See more keywords

Measuring the Lower Critical Field of Superconductors Using Nitrogen-Vacancy Centers in Diamond Optical Magnetometry

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recommendations! Published in 2019 at "Physical Review Applied"

DOI: 10.1103/physrevapplied.11.014035

Abstract: The lower critical magnetic field, $H_{c1}$, of superconductors is measured by using ensembles of NV-centers-in-diamond optical magnetometry. The technique is minimally invasive, and has sub-gauss field sensitivity and sub-$\mu$m spatial resolution, which allow for accurate… read more here.

Keywords: optical magnetometry; field; lower critical; centers diamond ... See more keywords

Lower Critical Solution Temperature Tuning and Swelling Behaviours of NVCL-Based Hydrogels for Potential 4D Printing Applications

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recommendations! Published in 2022 at "Polymers"

DOI: 10.3390/polym14153155

Abstract: The phase transitions of poly (N-vinyl caprolactam) (PNVCL) hydrogels are currently under investigation as possible materials for biomedical applications thanks to their thermosensitive properties. This study aims to use the photopolymerisation process to simulate the… read more here.

Keywords: spectroscopy; critical solution; based hydrogels; temperature ... See more keywords

Modulation of the Lower Critical Solution Temperature of Thermoresponsive Poly(N-vinylcaprolactam) Utilizing Hydrophilic and Hydrophobic Monomers

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recommendations! Published in 2023 at "Polymers"

DOI: 10.3390/polym15071595

Abstract: Four-dimensional printing is primarily based on the concept of 3D printing technology. However, it requires additional stimulus and stimulus-responsive materials. Poly-N-vinylcaprolactam is a temperature-sensitive polymer. Unique characteristics of poly-N-vinylcaprolactam -based hydrogels offer the possibility of… read more here.

Keywords: critical solution; temperature; poly vinylcaprolactam; lower critical ... See more keywords