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Photo-aligned ferroelectric liquid crystals in microchannels.
| Content Provider | Semantic Scholar |
|---|---|
| Author | Budaszewski, Daniel Ma, Ying Tam, Alwin Ming Wai Woliński, Tomasz R. Chigrinov, Vladimir G. Kwok, Hoi-Sing |
| Copyright Year | 2014 |
| Abstract | In this Letter we disclose a method to realize a good alignment of ferroelectric liquid crystals (FLCs) in microchannels, based on photo-alignment. The sulfonic azo dye used in our research offers variable anchoring energy depending on the irradiation energy and thus provides good control on the FLC alignment in microchannels. The good FLC alignment has been observed only when anchoring energy normalized to the capillary diameter is less than the elastic energy of the FLC helix. The same approach can also be used for the different microstructures viz. photonic crystal fibers, microwaveguides, etc. which gives an opportunity for designing a photonic devices based on FLC. |
| Starting Page | 930 |
| Ending Page | 949 |
| Page Count | 20 |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | http://www.pskl.ust.hk/images/publications/AK9.pdf |
| PubMed reference number | 25121847v1 |
| Alternate Webpage(s) | https://doi.org/10.1364/OL.39.004679 |
| DOI | 10.1364/ol.39.004679 |
| Journal | Optics letters |
| Volume Number | 39 |
| Issue Number | 16 |
| Language | English |
| Access Restriction | Open |
| Subject Keyword | Alignment Capillary vessel Diameter (qualifier value) Dyes Ethanol 0.62 ML/ML Topical Solution Fibrolamellar hepatocellular carcinoma Less Than Liquid Crystals Tissue fiber |
| Content Type | Text |
| Resource Type | Article |