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Table 2 C1s peak positions and atomic percentages of GO, nGO, and MoS2/nGO

From: The Two-Dimensional Nanocomposite of Molybdenum Disulfide and Nitrogen-Doped Graphene Oxide for Efficient Counter Electrode of Dye-Sensitized Solar Cells

Samples

Fitting of the C1s peak binding energy

(eV, atomic percentage (%))

 

C=C

C–N(sp2)

C–N(sp3)

C(O)O

π–π*

MoS2/nGO

284.5

(54.94)

285.5

(30.05)

287.0

(10.18)

289.1

(2.52)

291

(2.28)

nGO

284.6

(57.17)

285.6

(22.63)

287.0

(13.19)

289.1

(3.85)

291

(3.14)

 

C=C

C–C

C–O

C–O–C

C=O

C(O)O

GO

284.4

(15.73)

285.1

(7.42)

286.1

(9.81)

286.5

(37.80)

287.4

(22.95)

288.7

(6.26)

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