Account

Table 4 Assignment of the spectral bands (cm^-1) observed for Thy and Thy/GO complex

From: Coherent anti-Stokes Raman scattering enhancement of thymine adsorbed on graphene oxide

RAMAN (λ_ex = 785 nm) spectra		CARS spectra		Assignment in Thy[36–38] and GO[33]
Thy	Thy/GO	Thy	Thy/GO	Assignment in Thy[36–38] and GO[33]
-	-	-	3,300	ν (OH) in GO
-	-	-	3,167	ν (NH); ν (OH) GO
3,065	3,065	-	3,065	ν (C₆H)
3,006	3,005	-	2,991	ν (CH₃)
2,968	2,967	-	2,963	ν (CH₃)
2,989	2,989	2,972	2,989	ν (CH₃)
2,936	2,936	2,945	2,930	ν (CH₃)
2,892	2,897	2,870	-	ν (CH₃)
-	2,831	-	2,848	CH, GO
2,739	2,738	2,749	2,753	CH
-	2,626	-	-	2D-mode in GO
1,673	1,675	1,660	1,670	ν (C₂ = O)
-	-	1,655	-	ν (C₄ = O)
-	1,603	-	-	G-mode in GO
-	-	1,520	1,525	ν ring
1,489	1,490	1,482	1,483	δN₁H
1,460	1,459	1,461	1,458	δ_as (CH₃)
1,437	-	-	1,436	CH₃
1,411	1,410	1,406	1,405	νC2N3, δN₁H
1,368	1,368	1,355	1,365	δ_s (CH₃), δ (N₃H)
-	1,319	-	-	D-mode in GO
1,247	1,248	1,247	1,249	ν (ring)

ν, stretching; δ, deformation. All bands are assigned to Thy; the bands assigned to graphene oxide are noted.

Back to article page