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Silica coating of nanoparticles by the sonogel process.
| Content Provider | Semantic Scholar |
|---|---|
| Author | Chen, Quan Boothroyd, Chris Tan, Gim Hong Sutanto, N. Agus Tri Soutar, Andrew Mcintosh Zeng, Xian Ting |
| Copyright Year | 2008 |
| Abstract | A modified aqueous sol-gel route was developed using ultrasonic power for the silica coating of indium tin oxide (ITO) nanoparticles. In this approach, organosilane with an amino functional group was first used to cover the surface of as-received nanoparticles. Subsequent silica coating was initiated and sustained under power ultrasound irradiation in an aqueous mixture of surface-treated particles and epoxy silane. This process resulted in a thin but homogeneous coverage of silica on the particle surface. Particles coated with a layer of silica show better dispersability in aqueous and organic media compared with the untreated powder. Samples were characterized by high-resolution transmission electron microscopy (HRTEM), X-ray photoelectron spectroscopy (XPS), and the zeta potential. |
| Starting Page | 346 |
| Ending Page | 349 |
| Page Count | 4 |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | http://www.er-c.org/cbb/publications/pdf/163%20Quan%20silica%20particles%20Jan%202008.pdf |
| PubMed reference number | 18184022v1 |
| Alternate Webpage(s) | https://doi.org/10.1021/la703872k |
| DOI | 10.1021/la703872k |
| Journal | Langmuir : the ACS journal of surfaces and colloids |
| Volume Number | 24 |
| Issue Number | 3 |
| Language | English |
| Access Restriction | Open |
| Subject Keyword | Coating Excipient Epoxy Resins High Resolution Transmission Electron Microscopy Incontinentia Pigmenti Achromians Powder dose form Silicon Dioxide Ultrasonics (sound) X-Ray Photoelectron Spectroscopy indium tin oxide silane |
| Content Type | Text |
| Resource Type | Article |