Raman and FTIR Studies on PECVD Grown Ammonia-Free Amorphous Silicon Nitride Thin Films for Solar Cell Applications

Table 2

Modes of vibration of a-SiN_𝑥:H films.

S. no	Modes of vibration
	Si–H𝑛 stretching	Si–N stretching	N–H wagging	Si–H𝑛 wagging
SiN A	2046	783	1148	705
SiN B	2035	785	1151	688
SiN C	2029	788	1145	670
SiN D	2031	794	1148	684
SiN E	2033	800	1160	699