3D Printed and Photonically Cured Graphene UHF RFID Tags on Textile, Wood, and Cardboard Substrates

Figure 3

Optical microscopic image of a single, one-layer graphene line deposited by 3D microdispenser on (a) wood, (b) cardboard, and (c) textile (magnification ×5).

(a)

(b)

(c)