Murthy et al., 2004 - Google Patents
Charge-driven flocculation of poly (L-lysine) gold nanoparticle assemblies leading to hollow microspheresMurthy et al., 2004
- Document ID
- 7015641096027166784
- Author
- Murthy V
- Cha J
- Stucky G
- Wong M
- Publication year
- Publication venue
- Journal of the American Chemical Society
External Links
Snippet
An unusual aggregation phenomenon that involves positively charged poly (l-lysine)(PLL) and negatively charged gold nanoparticles (Au NPs) is reported. Discrete, submicrometer− sized spherical aggregates are found to form immediately upon combining a PLL solution …
- 238000005189 flocculation 0 title abstract description 78
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/51—Nanocapsules; Nanoparticles
- A61K9/5107—Excipients; Inactive ingredients
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