Fig. 1From: Recent progress in the role of grain boundaries in two-dimensional transition metal dichalcogenides studied using scanning tunneling microscopy/spectroscopya Positions of transition metals (blue) and chalcogens (yellow) in the periodic table. b Top and side views of monolayer TMD with 1H, 1 T, and 1 T’ phases. Blue and yellow spheres represent the transition metals and chalcogens, respectivelyBack to article page