Colloidal gold
Nanoparticle
Nanotechnology
Surface plasmon resonance
Raman spectroscopy
Surface-enhanced Raman spectroscopy
Transmission electron microscopy
Absorption (acoustics)
Materials science
Nanomaterials
Surface plasmon
Absorption spectroscopy
Gold Colloid
Plasmon
Optics
Optoelectronics
Physics
Raman scattering
Composite material
