Figure 4
From: 2D materials coated on etched optical fibers as humidity sensor

The SEM images of ESMF (a–c) and G/GO coated ESMF (d), MoSe2 coated ESMF (e), MoS2 coated ESMF (f).
From: 2D materials coated on etched optical fibers as humidity sensor

The SEM images of ESMF (a–c) and G/GO coated ESMF (d), MoSe2 coated ESMF (e), MoS2 coated ESMF (f).