Specifically sized gold nanoparticle spheres increase the sensitivity of a light-based chemical detector
Thursday, June 6, 2013 - 11:30
in Physics & Chemistry
A sensor that relies on reflected light to analyze biomedical and chemical samples now has greater sensitivity, thanks to a carpet of gold nanoparticles. Scientists have determined the ideal size of nanoparticle to improve surface plasmon resonance (SPR) sensors.