Mapping and Optically Writing Nanogap Inhomogeneities in 1-D Extended Plasmonic Nanowire-on-Mirror Cavities
Chetna Taneja, Eoin Elliott, G V Pavan Kumar, Jeremy J Baumberg, Rohit Chikkaraddy · 2024
Read Mapping and Optically Writing Nanogap Inhomogeneities in 1-D Extended Plasmonic Nanowire-on-Mirror Cavities by Chetna Taneja, Eoin Elliott, G V Pavan Kumar, Jeremy J Baumberg, Rohit Chikkaraddy (2024) 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-11660218.txt.
Description
Chetna Taneja and co-authors map and rewrite tiny gaps in a plasmonic cavity made from a silver wire on a mirror in a 2024 study. Such gaps trap light in spaces smaller than a virus, which makes them exquisitely sensitive to flaws. Tracking those flaws inside the gap had been nearly impossible.
Shining light at chosen spots coaxed silver atoms to drift into the gap, shrinking it. Molecule signals grew stronger and the cavity color shifted, betraying the atomic change. The written spots stayed put, and a polymer coat raised the power needed to start the drift. Robust signal boosting with written tuning is the payoff.
Catalog record
| CREATOR | Chetna Taneja, Eoin Elliott, G V Pavan Kumar, Jeremy J Baumberg, Rohit Chikkaraddy |
|---|---|
| YEAR | 2024 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 40 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |