ArticleAngewandte Chemie (International ed. in English)2025
Synergistic Two-Color Photochemical Polymer Network Formation and Lithography.
Article in Angewandte Chemie (International ed. in English), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
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Who cites it
1 citing paper in PubMed.
- Synergistic Two-Color Photochemical Polymer Network Formation and Lithography.Angewandte Chemie (International ed. in English) · 2025Article
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Authors and funding
9 authors.
Funding
Abstract
We introduce synergistic two-color lithography as an advanced wavelength-gated strategy for spatially and temporally controlling polymer network formation. Our photoresist entails two photoswitches, i.e., diarylindenone epoxide (DIO) and strained azobenzene (SA), each activated at a judiciously selected wavelength, i.e., 375 or 430 nm. Under specific conditions of photon flux, simultaneous irradiation at both wavelengths induces a (3 + 2) cycloaddition between the photoactivated DIO' and SA' species, generating covalently crosslinked networks, whereas under these specifically determined conditions, single-wavelength exposure does not induce solidification. Kinetic analysis highlights the potential of synergistic activation to enable advanced additive manufacturing. We implemented the two-color activated covalent bond forming system in a dual-laser lithographic platform enabling the fabrication of well-defined structures, including segmented ring and butterfly architectures by simply activating and deactivating one of the colors of light.
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