Peak λ 660 nm Gold Nanoshells, GSPH660-1M (CAT#: STEM-NSH-0020-LC)

660 nm peak resonance (SPR) gold nanoshells combine strong plasmonic optical properties with versatile surface functionalization capabilities. These nanoparticles are compatible with conventional 650 nm lasers and are useful in a broad range of applications from immunodiagnostics, biosensors, sensing, photothermal therapy, SERS, optical filters, and more.

Surface: PVP
Description: Large polymer surface. Stable in a wide variety of solvents.
Solvent: USP Purified Water
Surface chemistry: PVP 40 kDa
Peak wavelength (> 90% peak absorbance): 660 nm
Silica Core Diameter: 80 ± 5 nm
Gold Shell Thickness: 20 ± 7 nm
Concentration: 1 mg/mL
Hydrodynamic diameter (DLS): TEM diameter + 20–70 nm
Zeta potential: ≤ –25 mV
pH of solution: 5.0–7.5
Volume: 1 mL