Vibrational Order, Structural Properties, and Optical Gap of ZnO Nanostructures Sintered through Thermal Decomposition

Table 2

ZnO vibrational modes and relative intensity of the bands.

Mode	Reference		300°C		400°C		500°C
	Wavelength (cm^−1)		Wavelength (cm^−1)		Wavelength (cm^−1)		Wavelength (cm^−1)
	328	26.5	327	51.5	331	26.9	332	15.5
(TO)	376	57.8	386	15.9	390	7.30	387	6.10
(TO)	410	19.4	428	24.1	431	14.9	434	30.0
(high)	437	100	436	100	439	100	439	100
	536	4.50	528	4.50	533	10.3	538	3.50
(LO)	—	—	573	20.7	572	7.60	573	3.80
(LO)	—	—	—	—	583	4.70	585	3.80