Research on differences between 2-(2â²-pyridyl)benzimidazole and 2-(4â²-pyridyl)benzimidazole based on terahertz time-domain spectroscopy
Keywords: Terahertz time-domain spectroscopy; 2-(2â²-Pyridyl)benzimidazole; 2-(4â²-Pyridyl)benzimidazole; Density functional theory; Fingerprint spectrum;