Solvatoalignment index and solvent-dependent behavior of asymmetric discotic liquid crystals: effect of polarity and alkyl chain length
Roshanak Kian, Amid Ranjkesh, Bita Taheri, Sanjay Kumar Varshney, Neda Ebrahimpour, Mohammad Sadegh Zakerhamidi · 2025
Read Solvatoalignment index and solvent-dependent behavior of asymmetric discotic liquid crystals: effect of polarity and alkyl chain length by Roshanak Kian, Amid Ranjkesh, Bita Taheri, Sanjay Kumar Varshney, Neda Ebrahimpour, Mohammad Sadegh Zakerhamidi (2025) 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-12824189.txt.
Description
Roshanak Kian and co-authors study how solvents shift the light response of disc-shaped liquid crystals. Their 2025 paper tests four uneven disc molecules with varied side chains. Such materials suit optics and sensing, and their glow and color bend with their surroundings. The team runs the discs through many solvents that differ in polarity, thickness, and bonding strength. Light uptake and glow are read for each pairing.
Polarity alone fails to explain the shifts. A three-part solvent model that weighs clinging and charge spread fits far better. Tiny chain changes also swing each molecule's own polarity and light response. The team then builds a single index that joins solvent traits with the molecule's pull. That index forecasts the shifts well. Makers of sensors gain a sharper guide for pairing these discs with the right fluids.
Catalog record
| CREATOR | Roshanak Kian, Amid Ranjkesh, Bita Taheri, Sanjay Kumar Varshney, Neda Ebrahimpour, Mohammad Sadegh Zakerhamidi |
|---|---|
| YEAR | 2025 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 93 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |