Fig. 4From: Ink-lithographic fabrication of silver-nanocrystal-based multiaxial strain gauge sensors through the coffee-ring effect for voice recognition applicationsa Optical image of multiaxial strain gauge sensors on the hand (inset illustrates the x- and y-axes of the attached strain gauge sensors). b Effective gauge factors of the x- and y-axis-oriented sensors in a cross-shaped device as a function of angle from the x-axis. Variations in device resistance with changes in shape based on the c scissors and d rock configurationsBack to article page