Results 21 to 30 of about 2,975 (190)

Rigidified malononitrile- and ketone-merocyanines in rigid environments

open access: yesMacedonian Journal of Chemistry and Chemical Engineering, 2015
Two merocyanine dyes containing a malononitrile or a ketone functional group as electron-acceptors, and a piperidine group as electron-donor were synthetized and crystallized as pigments.
Tomce Runcevski   +4 more
doaj   +1 more source

Photo-responsive polymeric structures based on spiropyran [PDF]

open access: yes, 2012
Spiropyrans are one of the most popular classes of photochromic compounds that change their optical and structural properties in response to external inputs such as light, protons and metal ions, making them ideal molecules for the fabrication of ...
Adelmann   +82 more
core   +2 more sources

Designer molecular probes for phosphonium ionic liquids [PDF]

open access: yes, 2010
Investigations into the extent of structuring present in phosphonium based ionic liquids (ILs) have been carried out using photochromic molecular probes.
Armand   +46 more
core   +1 more source

Photochromic spiropyran monolithic polymers: Molecular photo-controllable electroosmotic pumps for micro-fluidic devices [PDF]

open access: yes, 2010
A novel photo-controllable micro-fluidic electroosmotic pump based on spiropyran monolithic polymers is presented here for the first time. Photochromic monolithic scaffolds have been synthesised within poly(tetrafluoroethylene) coated fused silica ...
Abele, Silvija   +9 more
core   +1 more source

Determining the Accessibility of Zeolite L Channels Using the Color Change of Thionine Dyes [PDF]

open access: yes, 2020
Host-guest materials are created when a guest dye molecule enters the channels within the zeolite host, which can be useful to understand how molecules act in a constrained environment.
Bowker, Alyssa
core   +1 more source

Tuning the Circularly Polarized Reflection from Cholesteric Hydroxypropyl Cellulose Using Molecular Photoswitches

open access: yesAngewandte Chemie, Volume 138, Issue 1, 2 January 2026.
Molecular photoswitches dispersed in a cholesteric hydroxypropyl cellulose mesophase enable reversible, light‐driven tuning of structural color and polarization. Enantiomer‐specific effects and light‐responsive patterning highlight the potential of dynamic, cellulose‐based photonic materials.
Fathy Hassan   +8 more
wiley   +2 more sources

Recent advances in applications of merocyanine dye as sensitizers in solar cells

open access: yesNext Materials
Solar cells based on a dye as a sensitizer have compelling importance in the field of energy conversion. New developments in this rapidly expanding area are continuously appearing in literature based on dye as a sensitizer for the new type of solar cells
Arvind Kumar   +2 more
doaj   +1 more source

Synthesis and characterisation of spiropyran-polymer brushes in micro-capillaries: towards an integrated optical sensor for continuous flow analysis [PDF]

open access: yes, 2011
Fused silica-capillaries were successfully functionalised with spiropyran-polymer brushes using spiropyran functionalised norbornyl derivative as monomer. The polymerisation was achieved by surface-initiated ring- opening metathesis polymerisation.
Benito-Lopez, Fernando   +3 more
core   +1 more source

Differential interactions of bacterial lipopolysaccharides with lipid membranes: implications for TRPA1-mediated chemosensation

open access: yesScientific Reports, 2018
Bacterial lipopolysaccharides (LPS) activate the TRPA1 cation channels in sensory neurons, leading to acute pain and inflammation in mice and to aversive behaviors in fruit flies.
Justyna B. Startek   +3 more
doaj   +1 more source

A novel fluorescent sensor protein for detecting changes in airway surface liquid glucose concentration. [PDF]

open access: yes, 2014
Both lung disease and elevation of blood glucose are associated with increased glucose concentration (from 0.4 to ~4.0 mM) in the airway surface liquid (ASL).
Baker   +45 more
core   +3 more sources

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