[1] Zhang J G, Zhang T L, Yang L et al. 2. 5(3):, 22, 33-34(2002).
[2] Wang Y F, Hong L, Li G C et al. Experiment research on effect of wetting on the solid propellants’ mechanical properties[J]. Journal of Naval Aeronautical and Astronautical University, 23, 524-526, 534(2008).
[3] Liu L S. 1. 8(1):, 39, 86-90(2012).
[4] Xu Y F, Zhang H J, Zhang C et al. Rapid prediction and visualization of moisture content in single cucumber (Cucumis sativus L.) seed using hyperspectral imaging technology[J]. Infrared Physics & Technology, 102, 103034(2019).
[5] Zhang H, Xu S Q, Piao X M et al. Rapid, non-destructive determination of ginseng seed moisture content by near infrared spectroscopy technology[J]. Seed Science and Technology, 46, 365-369(2018).
[6] Liu J, Feng X Y, Wang D S et al. Determination of water content in crude oil emulsion by LF-NMR CPMG sequence[J]. Petroleum Science and Technology, 37, 1123-1135(2019).
[8] Ma Q X, Li C, Li T Y et al. Research progress of terahertz spectroscopy in the field of pesticide detection[J]. Laser & Optoelectronics Progress, 57, 130006(2020).
[9] Nie P C, Qu F F, Lin L et al. Detection of water content in rapeseed leaves using terahertz spectroscopy[J]. Sensors, 17, E2830(2017).
[10] Li B, Long Y, Yang H et al. Measurements and analysis of water content in winter wheat leaf based on terahertz spectroscopy[J]. International Journal of Agricultural and Biological Engineering, 11, 178-182(2018).
[11] Qu F F, Nie P C, Lin L et al. Review of theoretical methods and research aspects for detecting leaf water content using terahertz spectroscopy and imaging[J]. International Journal of Agricultural and Biological Engineering, 11, 27-34(2018).
[12] Browne M, Yardimci N T, Scoffoni C et al. Prediction of leaf water potential and relative water content using terahertz radiation spectroscopy[J]. Plant Direct, 4, 1-26(2020).
[13] Lee G J, Kim S, Kwon T H et al. Effect of moisture content and particle size on extinction coefficients of soils using terahertz time-domain spectroscopy[J]. IEEE Transactions on Terahertz Science and Technology, 7, 529-535(2017).
[14] Borovkova M, Khodzitsky M, Demchenko P et al. Terahertz time-domain spectroscopy for non-invasive assessment of water content in biological samples[J]. Biomedical Optics Express, 9, 2266-2276(2018).
[15] Wang S D, Yao J L, Hu J B et al. Review of optical measurement methods for corneal water content[J]. Laser & Optoelectronics Progress, 57, 170001(2020).
[17] Bensalem M, Sommier A, Mindeguia J C et al. Terahertz measurement of the water content distribution in wood materials[J]. Journal of Infrared, Millimeter, and Terahertz Waves, 39, 195-209(2018).
[18] Federici J F. Review of moisture and liquid detection and mapping using terahertz imaging[J]. Journal of Infrared, Millimeter, and Terahertz Waves, 33, 97-126(2012).
[20] Dorney T D, Baraniuk R G, Mittleman D M et al. Material parameter estimation with terahertz time-domain spectroscopy[J]. Journal of the Optical Society of America A, 18, 1562-1571(2001).
[21] Duvillaret L, Garet F, Coutaz J L et al. Highly precise determination of optical constants and sample thickness in terahertz time-domain spectroscopy[J]. Applied Optics, 38, 409-415(1999).