Fig. 2

Coplanar Waveguide (CPW) setup and absorption spectra of SARS-CoV-2 Virus-Like Particles (SC2-VLPs). (A) Illustration of a virus solvent suspended on a CPW. (B) Epirus CPW circuit. (C) SC2-VLP absorption spectra. ΔA reflects the amount of radiation absorbed by SC2-VLPs. RF: Radio-Frequency signal. DUT: Device-Under-Test.