Study of the correlation between sensing performance and surface morphology of inkjet-printed aqueous graphene-based chemiresistors for NO₂ detection

• F. Villani,
• C. Schiattarella,
• T. Polichetti,
• R. Di Capua,
• F. Loffredo,
• B. Alfano,
• M. L. Miglietta,
• E. Massera,
• L. Verdoliva and
• G. Di Francia

Beilstein J. Nanotechnol. 2017, 8, 1023–1031, doi:10.3762/bjnano.8.103

• , low-cost process that meets the requests coming from the increasing field of paper-based electronics and paving the way towards a flexible, green-by-design mass production. Keywords: aqueous graphene dispersion; gas sensors; inkjet printing; liquid phase exfoliation; nitrogen dioxide; paper-based

• , environmentally friendly, low-cost substrates addressing the requirements of paper-based electronics for a cost-efficient, high-output manufacturing and opening the route towards the flexible, eco-designed mass production. Results and Discussion An aqueous graphene-based dispersion has been formulated via a

• devices by means of a wholly environmentally friendly, low-cost process that meets the requests coming from the increasing field of paper-based electronics and paving the way towards a flexible, green-by-design mass production. Experimental Materials Graphite flakes (product 332461) and isopropyl alcohol