[1] Keck S. Radiation and optical techniques in the visual examination of paintings[J]. Applied Optics, 8, 41-48(1969).

[2] Han B, Ge J M, Ren X Y et al. Research on surface shape measurement technology of terahertz devices based on optical frequency comb[J]. Chinese Journal of Lasers, 49, 1704001(2022).

[3] Wang Q S, Mu D, Zhou T Y et al. Terahertz nondestructive test of delamination defects in glass-fiber-reinforced composite materials[J]. Acta Optica Sinica, 41, 1712003(2021).

[4] Mittleman D M, Gupta M, Neelamani R et al. Recent advances in terahertz imaging[J]. Applied Physics B, 68, 1085-1094(1999).

[5] Fukunaga K, Hosako I, Kohdzuma Y et al. Terahertz analysis of an East Asian historical mural painting[J]. Journal of the European Optical Society: Rapid Publications, 5, 10024(2010).

[6] Ling S J, Qi Z M, Knight D P et al. Synchrotron FTIR microspectroscopy of single natural silk fibers[J]. Biomacromolecules, 12, 3344-3349(2011).

[7] Kliebisch O, Heinecke D C, Dekorsy T. Ultrafast time-domain spectroscopy system using 10 GHz asynchronous optical sampling with 100 kHz scan rate[J]. Optics Express, 24, 29930-29940(2016).

[8] Clark R J H. The scientific investigation of artwork and archaeological artefacts: Raman microscopy as a structural, analytical and forensic tool[J]. Applied Physics A, 89, 833-840(2007).

[9] Anitha A, Brasoveanu A, Duarte M et al. Restoration of X-ray fluorescence images of hidden paintings[J]. Signal Processing, 93, 592-604(2013).

[10] Ho L, Müller R, Römer M et al. Analysis of sustained-release tablet film coats using terahertz pulsed imaging[J]. Journal of Controlled Release, 119, 253-261(2007).

[11] Fitzgerald A J, Cole B E, Taday P F. Nondestructive analysis of tablet coating thicknesses using terahertz pulsed imaging[J]. Journal of Pharmaceutical Sciences, 94, 177-183(2005).

[12] Ge X H, Lü M, Zhong H et al. Terahertz wave reflection imaging system based on backward wave oscillator and its application[J]. Journal of Infrared and Millimeter Waves, 29, 15-18(2010).

[13] Novikova A, Markl D, Zeitler J A et al. A non-destructive method for quality control of the pellet distribution within a MUPS tablet by terahertz pulsed imaging[J]. European Journal of Pharmaceutical Sciences, 111, 549-555(2018).

[14] Kawase K, Ogawa Y, Watanabe Y et al. Non-destructive terahertz imaging of illicit drugs using spectral fingerprints[J]. Optics Express, 11, 2549-2554(2003).

[15] Federici J F, Schulkin B, Huang F et al. THz imaging and sensing for security applications: explosives, weapons and drugs[J]. Semiconductor Science and Technology, 20, S266-S280(2005).

[16] Shen Y C, Lo T, Taday P F et al. Detection and identification of explosives using terahertz pulsed spectroscopic imaging[J]. Applied Physics Letters, 86, 241116(2005).

[17] Woodward R M, Appleby R. Terahertz and millimetre wave technology in port and harbour security[J]. Proceedings of SPIE, 5780, 145-152(2005).

[18] Chen J, Chen Y Q, Zhao H W et al. Absorption coefficients of selected explosives and related compounds in the range of 0.1‒2.8 THz[J]. Optics Express, 15, 12060-12067(2007).

[19] Melinger J S, Laman N, Grischkowsky D. The underlying terahertz vibrational spectrum of explosives solids[J]. Applied Physics Letters, 93, 011102(2008).

[20] Ferguson B S, Wang S H, Zhong H A et al. Powder retection with T-ray imaging[J]. Proceedings of SPIE, 5070, 7-16(2003).

[21] Zhou Q L, Zhang C L, Mu K J et al. Optical property and spectroscopy studies on the explosive 2, 4, 6-trinitro-1, 3, 5-trihydroxybenzene in the terahertz range[J]. Applied Physics Letters, 92, 101106(2008).

[22] Zhao Y H, Li Z, Liu J J et al. Intermolecular vibrational modes and H-bond interactions in crystalline urea investigated by terahertz spectroscopy and theoretical calculation[J]. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 189, 528-534(2018).

[23] Hamraoui K, Babilotte P, Billard F et al. Terahertz pulse shaping through propagation in a gas of symmetric top molecules[J]. Physical Review A, 96, 043416(2017).

[24] Li C Y, Zhang H F, Qu L et al. Application of terahertz time-of-flight imaging to lacquer box[J]. Laser & Optoelectronics Progress, 58, 0604001(2021).

[25] Li C Y, Yang Z, Zhou Q L et al. Influence of structures on optical modulation in terahertz metamaterials[J]. Infrared and Laser Engineering, 45, 0703002(2016).

[26] Xu J Z, Zhang X C[M]. Terahertz science and technology and its application(2007).

[27] Zhang C L, Zhang Y, Zhao G Z[M]. Terahertz sensing and imaging(2008).

[28] Lee Y S. Principles of terahertz science and technology[J]. Contemporary Physics, 53, 526-527(2012).

[29] Kohdzuma Y. Analysis of inorganic pigments with laser Raman spectroscopy[R], 20-21(2002).

[30] Redo-Sanchez A, Zhang X C. Terahertz science and technology trends[J]. IEEE Journal of Selected Topics in Quantum Electronics, 14, 260-269(2008).

[31] Auston D H. Picosecond optoelectric switching and gating in silicon[J]. Applied Physics Letters, 26, 101-103(1975).

[32] Lee C. Picosecond optoelectric switching in GaAs[J]. Applied Physics Letters, 30, 84-86(1977).

[33] Peiponen K E, Zeitler J A, Kuwata-Gonokami M, Cui W Z, Li Y, Shi Y P et al[M]. Terahertz spectroscopy and imaging(2016).

     Peiponen Kai-Erik, Zeitler J. Axel, Kuwata-Gonokami Makoto, 崔万照, 李韵, 史平彦等[M]. 太赫兹光谱与成像(2016).

[34] Zhou P, Qi Y, Li Z Y et al. Application of terahertz technology in culture heritage conservation[J]. Sciences of Conservation and Archaeology, 28, 133-143(2016).

[35] Yang J, Qiu J F, Jiang H et al. The application of terahertz technology in paintings[J]. Journal of Infrared and Millimeter Waves, 41, 218-229(2022).

[36] Lu M. Exploration on the application of terahertz technology in the preservation and restoration of cultural relics[J]. Modern Information Technology, 6, 96-100(2022).

[37] Fukunaga K[M]. THz technology applied to cultural heritage in practice(2016).

[38] Liu K, Brown M G, Cruzan J D et al. Terahertz laser spectroscopy of the water pentamer:   structure and hydrogen bond rearrangement dynamics[J]. The Journal of Physical Chemistry A, 101, 9011-9021(1997).

[39] Schmuttenmaer C A. Exploring dynamics in the far-infrared with terahertz spectroscopy[J]. Chemical Reviews, 104, 1759-1780(2004).

[40] Yada H, Nagai M, Tanaka K. Origin of the fast relaxation component of water and heavy water revealed by terahertz time-domain attenuated total reflection spectroscopy[J]. Chemical Physics Letters, 464, 166-170(2008).

[41] Takahashi M. Terahertz vibrations and hydrogen-bonded networks in crystals[J]. Crystals, 4, 74-103(2014).

[42] Ha T, Lee H, Sim K I et al. Optimal methodologies for terahertz time-domain spectroscopic analysis of traditional pigments in powder form[J]. Journal of the Korean Physical Society, 70, 866-871(2017).

[43] Li C Y, Shi N C, Li G H et al. Study of the traditional Chinese pigments by terahertz time-domain and Fourier-transform infrared spectroscopy[J]. Proceeding of SPIE, 10459, 1045902(2017).

[44] Hong T, Choi K, Ha T et al. Terahertz time-domain and Fourier-transform infrared spectroscopy of traditional Korean pigments[J]. Journal of the Korean Physical Society, 64, 727-731(2014).

[45] Zhang S B, Zhao G Z, Zhao X Y. Terahertz spectra of edible pigments[J]. Chinese Optics Letters, 9, s10502(2011).

[46] Hu B B, Nuss M C. Imaging with terahertz waves[J]. Optics Letters, 20, 1716-1718(1995).

[47] Manceau J M, Nevin A, Fotakis C et al. Terahertz time domain spectroscopy for the analysis of cultural heritage related materials[J]. Applied Physics B, 90, 365-368(2008).

[48] Jackson J B, Mourou M R, Whitaker J F et al. Terahertz time-domain reflectometry applied to the investigation of hidden mural paintings[C](2008).

[49] Jackson J B, Mourou M, Whitaker J F et al. Terahertz imaging for non-destructive evaluation of mural paintings[J]. Optics Communications, 281, 527-532(2008).

[50] Jackson J B, Mourou M, Labaune J et al. Terahertz pulse imaging for tree-ring analysis: a preliminary study for dendrochronology applications[J]. Measurement Science and Technology, 20, 075502(2009).

[51] Jackson J B, Bowen J, Walker G et al. A survey of terahertz applications in cultural heritage conservation science[J]. IEEE Transactions on Terahertz Science and Technology, 1, 220-231(2011).

[52] Jackson J B, Labaune J, Bailleul-Lesuer R et al. Terahertz pulse imaging in archaeology[J]. Frontiers of Optoelectronics, 8, 81-92(2015).

[53] Dong J L, Jackson J B, Melis M et al. Terahertz frequency-wavelet domain deconvolution for stratigraphic and subsurface investigation of art painting[J]. Optics Express, 24, 26972-26985(2016).

[54] Mininberg D T. The museum’s mummies: an inside view[J]. Neurosurgery, 49, 192-199(2001).

[55] Hoffman H, Torres W E, Ernst R D. Paleoradiology: advanced CT in the evaluation of nine Egyptian mummies[J]. Radiographics, 22, 377-385(2002).

[56] Cesarani F, Martina M C, Ferraris A et al. Whole-body three-dimensional multidetector CT of 13 Egyptian human mummies[J]. American Journal of Roentgenology, 180, 597-606(2003).

[57] Stringer M R, Lund D N, Foulds A P et al. The analysis of human cortical bone by terahertz time-domain spectroscopy[J]. Physics in Medicine and Biology, 50, 3211-3219(2005).

[58] David A R. Egyptian mummies: an overview[M]. David A R. Egyptian mummies and modern science, 10-18(2008).

[59] Öhrström L, Bitzer A, Walther M et al. Technical note: terahertz imaging of ancient mummies and bone[J]. American Journal of Physical Anthropology, 142, 497-500(2010).

[60] Bessou M, Chassagne B, Caumes J P et al. Three-dimensional terahertz computed tomography of human bones[J]. Applied Optics, 51, 6738-6744(2012).

[61] Öhrström L, Fischer B M, Bitzer A et al. Terahertz imaging modalities of ancient Egyptian mummified objects and of a naturally mummified rat[J]. The Anatomical Record, 298, 1135-1143(2015).

[62] Dandolo C L K, Jepsen P U, Christensen M C. Characterization of European lacquers by terahertz (THz) reflectometric imaging[C], 89-94(2014).

[63] Dandolo C L K, Gomez-Sepulveda A M, Hernandez-Serrano A I et al. Examination of painting on metal support by terahertz time-domain imaging[J]. Journal of Infrared, Millimeter, and Terahertz Waves, 38, 1278-1287(2017).

[64] Dandolo C L K, Fukunaga K, Kohzuma Y et al. Inspection of Asian lacquer substructures by terahertz time-domain imaging (THz-TDI)[J]. Journal of Infrared, Millimeter, and Terahertz Waves, 38, 425-434(2017).

[65] Caumes J P, Younus A, Salort S et al. Terahertz tomographic imaging of XVIIIth dynasty Egyptian sealed pottery[J]. Applied Optics, 50, 3604-3608(2011).

[66] Yang C Q, Meng T H, Lu Y H. Research on terahertz spectrum of the YunGang grotto samples[J]. Journal of Shanxi Datong University (Natural Science Edition), 27, 17-19(2011).

[67] Zhang Z W, Wang K J, Lei Y et al. Non-destructive detection of pigments in oil painting by using terahertz tomography[J]. Science China Physics, Mechanics & Astronomy, 58, 124202(2015).