Linking the Evolution of Raman-Active Vibrational Modes to the Glass Transition of a Polymer Mixed Conductor
Giannis G. Gkikas, Elsa Veronica Flores-Vela, Mariavittoria Craighero, Joost Kimpel, Christian Müller, Anna Martinelli · 2026
Read Linking the Evolution of Raman-Active Vibrational Modes to the Glass Transition of a Polymer Mixed Conductor by Giannis G. Gkikas, Elsa Veronica Flores-Vela, Mariavittoria Craighero, Joost Kimpel, Christian Müller, Anna Martinelli (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13603066.txt.
Description
Giannis G Gkikas and co-authors link changes in Raman light signals to the glass transition of a conducting polymer, published in 2026. The polymer carries both ions and electrons, and is built with side chains that help that dual role. The team studied both thin films and bulk samples of the material.
They paired heat-based mechanical tests with Raman spectra taken at many temperatures. Large-scale thermal changes matched shifts in molecular vibration modes. A low-temperature change came from side-chain motion, and a higher one from rearrangement of the backbone. By fitting the shifts, they refine which modes mean what. The work sets up Raman spectra as a sensitive probe of glass and sub-glass changes in such polymers.
Catalog record
| CREATOR | Giannis G. Gkikas, Elsa Veronica Flores-Vela, Mariavittoria Craighero, Joost Kimpel, Christian Müller, Anna Martinelli |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 39 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |