TM Holt, MN Sestak - US Patent 11,313,802, 2022 - Google Patents
Disclosed is a system for detecting contaminants in a sample fluid. The system has a colloidal dispersion circuit with a reservoir containing a colloidal dispersion with colloidal …
S Barcelo, A Rogacs, M Overbay - US Patent App. 16/613,135, 2020 - Google Patents
A spectroscopically active nano-particle assembly is provided. The nano-particle assembly includes a cluster of metallic nano-particles. A first protective coating is formed over a first …