Table 1

Deconvoluted contributions of various core level spectra present in Au-graphene nanocomposite

Peaks

Binding energy (eV)

Attributions

Peak area (%)


C1s (FWHM = 1.51eV)

284.6

C-C in graphene

54

285.8

C-OH in graphene

25.4

287.1

C-O-C in graphene

9.2

288.6

C=O in graphene

5.7

289.9

C(O)O in graphene

5.7

O1s (FWHM = 1.22eV)

529.3

C(O)O in graphene

14.6

530.3

C=O in graphene

31.4

531.1

C-O-Au of composite

27.4

532.0

C=O in graphene

17.8

532.9

C-OH in graphene

8.8

Au4f (FWHM= 2.03eV)

81.8, 85.3

Au4f (of Au0)

41.6

83.7, 87.4

Au4f (of Au+)

58.4


*FWHM: Full width at half maximum

Bhandari et al. Nanoscale Research Letters 2011 6:424   doi:10.1186/1556-276X-6-424

Open Data