Figure 2
From: Detection of chikungunya virus DNA using two-dimensional MoS2 nanosheets based disposable biosensor

(a) Scanning electron micrograph of MoS2 nanosheets at 200 nm. (b) Scanning electron micrograph of MoS2 nanosheets at 100 nm. (c) Transmission electron micrograph of MoS2 nanosheets at 100 nm. (d) Transmission electron micrograph of MoS2 nanosheets at 50 nm.