[1] D Kessler J, C Redmond M, L Valentine D et al. Science, 331, 312(2011).
[3] Q Tian, Y Lu, G Zheng et al. Applied Optics, 52, 879(2013).
[4] A Patzelt, J Schleusener, V Carrer et al. Quantum Electronics, 49, 6(2019).
[5] R Ferreira A, L F S Fernandes, R M Cortes et al. Science of Total Environment, 583, 466(2017).
[6] S Liu, Z Liao, Y Li et al. Canadian Journal of Soil Science, 92, 845(2012).
[7] M V D Meijde, C Hecker, H Dilles J et al. Geochemistry, Geophysics, Geosystems, 13, 3021(2012).
[8] V Junttila, M Laine. Remote Sensing of Environment, 192, 45(2017).
[9] D Lu, J Xu, W Qian et al. Infrared Physics & Technology, 77, 474(2016).
[10] Y Lu, X Li, Q Tian et al. Optics Express, 20, 24496(2012).
[11] W Qian, X Zhou, Y Lu et al. Optics Letters, 40, 4336(2015).