Fig. 5: Limit of detection comparison.
From: Grain-boundary-rich polycrystalline monolayer WS2 film for attomolar-level Hg2+ sensors

Overview of the Hg2+ detection limit by using different sensor materials (Supplementary refs. 11–74).
From: Grain-boundary-rich polycrystalline monolayer WS2 film for attomolar-level Hg2+ sensors
Overview of the Hg2+ detection limit by using different sensor materials (Supplementary refs. 11–74).