Non-contact AFM / Tapping AFM

AFM of different graphene oxide samples

Topographic view of AFM scan of different GO samples deposited on mica substrate. The graphical representations correspond to the area distribution of the GO sheets represented for each image.

 

 

Gil Gonçalves, Mercedes Vila, Igor Bdikin, Alicia de Andres, Nazanin Emami, Rute A. S. Ferreira, Luıs D. Carlos, Jose Gracio, Paula A. A. P. Marques, Breakdown into nanoscale of graphene oxide: Confined hot spot atomic reduction and fragmentation,  Scientific Reports 4, 6735, 2014, https://www.nature.com/articles/srep06735

See, also,

Manoj K. Singh, Elby Titus, Gil Goncalves, Paula A. A. P. Marques, Igor Bdikin, Andrei L. Kholkin, and Jose J. A. Gracio, Atomic-scale observation of rotational misorientation in suspended few-layer graphene sheets, Nanoscale, 2010, 2, 700-708. DOI: 10.1039/b9nr00256a
https://pubs.rsc.org/en/content/articlehtml/2010/nr/b9nr00256a

Gil Goncalves, Paula A. A. P. Marques, Ana Barros-Timmons, Igor Bdkin, Manoj K. Singh, Nazanin Emami and Jose Gracio, Graphene oxide modified with PMMA via ATRP as a reinforcement filler, J. Mater. Chem., 2010, 20, 9927–9934. DOI: 10.1039/C0JM01674H
https://pubs.rsc.org/en/content/articlehtml/2010/jm/c0jm01674h

Hawaldar, Ranjit; Merino, P.; Correia, M. R., Igor Bdikin, José Grácio, J. Méndez, J. A. Martín-Gago, and Manoj Kumar Singh, Large-area high-throughput synthesis of monolayer graphene sheet by Hot Filament Thermal Chemical Vapor Deposition, SCIENTIFIC REPORTS 2, 682 (2012), DOI: 10.1038/srep00682, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3448070/

Salimian, Maryam, Ivanov, Maxim, Deepak, Francis Leonard, Petrovykh, Dmitri Y., Bdikin, Igor, Ferro, Marta, Kholkin, Andrei, Titus, Elby, Goncalves, Gil. , Synthesis and characterization of reduced graphene oxide/spiky nickel nanocomposite for nanoelectronic applications, JOURNAL OF MATERIALS CHEMISTRY C 3, 11516-11523 (2015). Doi 10.1039/c5tc02619a
https://pubs.rsc.org/en/content/articlehtml/2015/tc/c5tc02619a

Andre F. Girao, Gil Gonçalves, Kulraj S. Bhangra, James B. Phillips, Jonathan Knowles, Gonzalo Irurueta, Manoj K. Singh, Igor Bdikin, Antionio Completo and Paula A. A. P. Marques, Electrostatic self-assembled graphene oxidecollagen scaffolds towards a three-dimensional microenvironment for biomimetic applications, RSC Adv., 2016, 6, 49039, https://pubs.rsc.org/en/content/articlelanding/2016/ra/c6ra10213a#!divAbstract

Goncalves, Gil; Borme, Jerome; Bdkin, Igor; Gonzalez-Mayorga, Ankor; Irurueta, Gonzalo; Nogueira, Helena I. S.; Serrano, Maria C.; Alpuim, Pedro; Marques, Paula A. A. P., Reductive nanometric patterning of graphene oxide paper using electron beam lithography, CARBON, 2018, 129, 63, 75, https://doi.org/10.1016/j.carbon.2017.11.067