Anomalously large reactivity of single graphene layers and edges toward electron transfer chemistries

Nano Letters

Volumn 10, Issue 2, 2010, Pages 398-405

  Sharma, Richa ^a   Baik, Joon Hyun ^a   Perera, Chrisantha J ^a   Strano, Michael S ^a  

^a Massachusetts Institute of Technology   (United States)

Author keywords

Diazonium salt; Electron transfer chemistry; Graphene; Marcus theory; Raman spectroscopy

Indexed keywords

BEFORE AND AFTER; DIAZONIUM SALTS; ELECTRON TRANSFER RATES; ELECTRON TRANSFER THEORY; ELECTRON-TRANSFER CHEMISTRY; GRAPHENE LAYERS; GRAPHENE SHEETS; GRAPHENES; GRAPHITIC MATERIALS; MARCUS THEORY; ON CHIPS; RAMAN SPECTRUM; RELATIVE REACTIVITIES; TETRAFLUOROBORATES;

CHEMICAL REACTIONS; ELECTRON TRANSITIONS; ELECTRONIC PROPERTIES; GRAPHITE; MULTILAYERS; RAMAN SCATTERING; RAMAN SPECTROSCOPY;

GRAPHENE;

EID: 76749102992     PISSN: 15306984     EISSN: 15306992     Source Type: Journal    
DOI: 10.1021/nl902741x     Document Type: Article

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53. -, respectively. These come from the sulfur in SDS. SDS residue remains on the graphene surface in very a small amount. However, TOF-SIMS is very sensitive to the presence of sulfur since it is easy to ionize it, unlike nitrogen that which harder to ionize.