Impact of nanotechnology on the quality of the flexible sensors

The introduction of nanotechnology to the sensing world has opened up a wide spectrum of applications. The flexible sensors formed using a range of nanomaterials have shown high diversity in terms of their physicochemical nature. The micro and nano-sized sensors formed using these nanomaterials showed enhanced attributes in terms of analytical parameters when used in different electrochemical and strain-sensing applications. The mechanical and chemical flexible sensors were formed using nanomaterials having varied sizes, shapes, and structural dimensions. This chapter highlights the deployment of some of the primary types of nanomaterials to form flexible sensors. A classification has been done on the use of some of the nanomaterials like nanoparticles, nanotubes, nanowires and nanosheets, and nanowires, where the synthesis process and application of the flexible sensors have been elucidated. Finally, some of the challenges existing with the current nanotechnology field associated with flexible sensors have been showcased, along with certain possible remedies.