Source 1primary paper2013Nature Communications
Toolkit/unilamellar titania nanosheets as photocatalytic crosslinkers
unilamellar titania nanosheets as photocatalytic crosslinkers
Also known as: photocatalytic titania nanosheets, titania nanosheets
Taxonomy: Mechanism Branch / Architecture. Workflows sit above the mechanism and technique branches rather than replacing them.
Summary
Photolatently modulable hydrogels using unilamellar titania nanosheets as photocatalytic crosslinkers ... titania nanosheets can utilize gelling water as their source of radicals ... non-diffusible titania nanosheets at the crosslinking points enable pointwise modulations with an excellent spatial resolution.
Usefulness & Problems
Why this is useful
The titania nanosheets act as photocatalytic crosslinkers embedded at hydrogel crosslinking points. In the abstract they are described as generating radicals from gelling water and enabling pointwise light-driven modulation.; serving as hydrogel crosslinking points; generating radicals from gelling water under light; enabling localized photo-modulation in hydrogels
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The titania nanosheets act as photocatalytic crosslinkers embedded at hydrogel crosslinking points. In the abstract they are described as generating radicals from gelling water and enabling pointwise light-driven modulation.
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serving as hydrogel crosslinking points
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generating radicals from gelling water under light
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enabling localized photo-modulation in hydrogels
Problem solved
They provide a way to localize photocatalytic activity within the gel network while also participating in crosslinking. This is presented as the basis for ready modulation and high-resolution micropatterning.; combines photocatalytic radical generation with immobilized crosslinking functionality in one component; reduces diffusion-associated loss of spatial precision during photomodulation
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They provide a way to localize photocatalytic activity within the gel network while also participating in crosslinking. This is presented as the basis for ready modulation and high-resolution micropatterning.
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combines photocatalytic radical generation with immobilized crosslinking functionality in one component
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reduces diffusion-associated loss of spatial precision during photomodulation
Problem links
combines photocatalytic radical generation with immobilized crosslinking functionality in one component
LiteratureThey provide a way to localize photocatalytic activity within the gel network while also participating in crosslinking. This is presented as the basis for ready modulation and high-resolution micropatterning.
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They provide a way to localize photocatalytic activity within the gel network while also participating in crosslinking. This is presented as the basis for ready modulation and high-resolution micropatterning.
reduces diffusion-associated loss of spatial precision during photomodulation
LiteratureThey provide a way to localize photocatalytic activity within the gel network while also participating in crosslinking. This is presented as the basis for ready modulation and high-resolution micropatterning.
Source:
They provide a way to localize photocatalytic activity within the gel network while also participating in crosslinking. This is presented as the basis for ready modulation and high-resolution micropatterning.
Taxonomy & Function
Primary hierarchy
Mechanism Branch
Architecture: A reusable architecture pattern for arranging parts into an engineered system.
Mechanisms
crosslinkingphotocatalysisradical generation from gelling waterspatially localized photo-modulationTechniques
No technique tags yet.
Target processes
No target processes tagged yet.
Input: Light
Implementation Constraints
cofactor dependency: cofactor requirement unknownencoding mode: genetically encodedimplementation constraint: context specific validationimplementation constraint: spectral hardware requirementoperating role: actuator
They must be incorporated into a polymer network as crosslinking points and exposed to light in the presence of gelling water. The abstract does not provide preparation or exfoliation details.; must be incorporated at hydrogel crosslinking points; requires light to activate photocatalysis; function is described within the hydrogel context rather than as a standalone general reagent
The abstract does not establish performance outside hydrogel systems or define limits on monomer scope, biocompatibility, or long-term stability.
Validation
Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication
Supporting Sources
Ranked Claims
Non-diffusible titania nanosheets at hydrogel crosslinking points enable pointwise photo-modulation with excellent spatial resolution during photo-micropatterning.
As demonstrated by photo-micropatterning, non-diffusible titania nanosheets at the crosslinking points enable pointwise modulations with an excellent spatial resolution.
The photolatent nature of the hydrogel makes conjugation with other hydrogels and polymers possible.
The photolatent nature also makes it possible to conjugate them with other hydrogels and polymers.
Titania nanosheets in the hydrogel can use gelling water as a source of radicals, and their long-lasting photocatalysis makes the hydrogels readily modulable.
As titania nanosheets can utilize gelling water as their source of radicals, its long-lasting photocatalysis makes the hydrogels readily modulable.
The hydrogelation mechanism finely compartmentalizes the gel network, leading to sharp thermoresponses.
Benefiting from the hydrogelation mechanism, the gel network is finely compartmentalized, leading to sharp thermoresponses.
The paper develops photolatently modulable hydrogels that contain photocatalytic titania nanosheets at every crosslinking point.
Here we develop photolatently modulable hydrogels, composed of a polymer network accommodating photocatalytic titania nanosheets at every crosslinking point.
Approval Evidence
1 source3 linked approval claimsfirst-pass slug unilamellar-titania-nanosheets-as-photocatalytic-crosslinkers
Photolatently modulable hydrogels using unilamellar titania nanosheets as photocatalytic crosslinkers ... titania nanosheets can utilize gelling water as their source of radicals ... non-diffusible titania nanosheets at the crosslinking points enable pointwise modulations with an excellent spatial resolution.
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application capabilitysupports
Non-diffusible titania nanosheets at hydrogel crosslinking points enable pointwise photo-modulation with excellent spatial resolution during photo-micropatterning.
As demonstrated by photo-micropatterning, non-diffusible titania nanosheets at the crosslinking points enable pointwise modulations with an excellent spatial resolution.
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mechanismsupports
Titania nanosheets in the hydrogel can use gelling water as a source of radicals, and their long-lasting photocatalysis makes the hydrogels readily modulable.
As titania nanosheets can utilize gelling water as their source of radicals, its long-lasting photocatalysis makes the hydrogels readily modulable.
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tool developmentsupports
The paper develops photolatently modulable hydrogels that contain photocatalytic titania nanosheets at every crosslinking point.
Here we develop photolatently modulable hydrogels, composed of a polymer network accommodating photocatalytic titania nanosheets at every crosslinking point.
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Comparisons
Source-stated alternatives
The title and abstract contrast this design with broader photolatently reactive hydrogels rather than naming a specific alternative photocrosslinker. The web summary notes related TiO2-based and MBAAm-based systems, but those details are not explicit in the abstract.
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The title and abstract contrast this design with broader photolatently reactive hydrogels rather than naming a specific alternative photocrosslinker. The web summary notes related TiO2-based and MBAAm-based systems, but those details are not explicit in the abstract.
Source-backed strengths
long-lasting photocatalysis; uses gelling water as radical source; non-diffusible localization at crosslinking points supports excellent spatial resolution
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long-lasting photocatalysis
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uses gelling water as radical source
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non-diffusible localization at crosslinking points supports excellent spatial resolution
Compared with hydrogels
The title and abstract contrast this design with broader photolatently reactive hydrogels rather than naming a specific alternative photocrosslinker. The web summary notes related TiO2-based and MBAAm-based systems, but those details are not explicit in the abstract.
Shared frame: source-stated alternative in extracted literature
Strengths here: long-lasting photocatalysis; uses gelling water as radical source; non-diffusible localization at crosslinking points supports excellent spatial resolution.
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The title and abstract contrast this design with broader photolatently reactive hydrogels rather than naming a specific alternative photocrosslinker. The web summary notes related TiO2-based and MBAAm-based systems, but those details are not explicit in the abstract.
Ranked Citations
- 1.