[1] TOWNSEND S, FANNING L, O'KENNEDY R. Salivary analysis of drugs-potential and difficulties[J]. Analytical Letters, 41, 925-948(2008).

[2] HUA N, ZHANG Y R, SHEN S Y. Development and application of rapid drug detection[J]. World Clinical Drugs, 37, 210-213(2016).

[3] MIDEY A J, PATEL A, MORAFF C. Improved detection of drugs of abuse using high-performance ion mobility spectrometry with electrospray ionization (ESI-HPIMS) for urine matrices[J]. Talanta, 116, 77-83(2013).

[8] MARCELO M C A, MARIOTTI K C, FERRÃO M F. Profiling cocaine by ATR-FTIR[J]. Forensic Science International, 246, 65-71(2015).

[9] DE OLIVEIRA PENIDO C A F, PACHECO M T T, NOVOTNY E H. Quantification of cocaine in ternary mixtures using partial least squares regression applied to Raman and Fourier transform infrared spectroscopy[J]. Journal of Raman Spectroscopy, 48, 1732-1743(2017).

[10] LIU C M, HAN Y, MIN S G. Rapid qualitative and quantitative analysis of methamphetamine, ketamine, heroin, and cocaine by near-infrared spectroscopy[J]. Forensic Science International, 290, 162-168(2018).

[11] SUN J H, SHEN J L, LIANG L S. Experimental investigation on terahertz spectra of amphetamine type stimulants[J]. Chinese Physics Letters, 22, 3176-3178(2005).

[13] DAVIES A G, BURNETT A D, FAN W H. Terahertz spectroscopy of explosives and drugs[J]. Materials Today, 11, 18-26(2008).

[14] LIU G F, MA S H, JI T. Differentiation of illicit drugs with THz time-domain spectroscopy[J]. Nuclear Science and Techniques, 21, 209-213(2010).

[15] SHEN J L, WANG G Q, JIANG D J. Terahertz spectroscopic investigations of caffeine and 3-acetylmorphine[J]. Optik, 121, 1712-1716(2010).

[17] PUC U, ABINA A, RUTAR M. Terahertz spectroscopic identification of explosive and drug simulants concealed by various hiding techniques[J]. Applied Optics, 54, 4495-4502(2015).

[19] CHEN W Q, PENG Y, JIANG X K. Isomers identification of 2-hydroxyglutarate acid disodium salt (2HG) by terahertz time-domain spectroscopy[J]. Scientific Reports, 7, 12166(2017).

[20] PENG Y, YUAN X R, ZUO X. Terahertz identification and quantification of neurotransmitter and neurotrophy mixture[J]. Biomedical Optics Express, 7, 4472-4479(2016).

[21] PENG Y, SHI C J, XU M Q. Qualitative and quantitative identification of components in mixture by terahertz spectroscopy[J]. IEEE Transactions on Terahertz Science and Technology, 8, 696-701(2018).

[22] LI T, MA H Y, PENG Y. Gaussian numerical analysis and terahertz spectroscopic measurement of homocysteine[J]. Biomedical Optics Express, 9, 5467-5476(2018).

[26] WANG G Q, SHEN J L, JIA Y. Vibrational spectra of ketamine hydrochloride and 3,4-methylenedioxymethamphetamine in terahertz range[J]. Journal of Applied Physics, 102, 013106(2007).