[1] Lagerwall J P F, Scalla G[J]. Curr. Appl. Phys., 12, 1387(2012).

[2] Ghasemi M, Choudhury P K, Pankaj K[J]. J. Nanophoton., 8, 083997(2014).

[3] Kumar R, Aain K K[J]. Liq. Cryst., 41, 228(2014).

[4] Bisoy H K, Li Q[J]. Acc Chem. Res., 47, 3184(2014).

[5] Hartmann R R, Kono J, Portnoi M E[J]. Nanotechnology, 25, 1(2014).

[6] Li X 2016 Ph. D. Dissertation (Hangzhou: Zhejiang University) (in Chinese)

[7] Dhillon S S, Vitiello M S, Linfield E H[J]. J. Phys. D: Appl. Phys., 50, 043001(2017).

[8] Zhao L, Hao Y H, Peng R Y[J]. Mil. Med. Res., 27, p1(2014).

[9] Mittleman D M[J]. J. Appl. Phys., 122, p1(2017).

[10] Chen Z Z 2016 Ph. D. Dissertation (Xinxiang: Henan Normal University) (in Chinese)

[11] Mueller E R[J]. Photon. Spectra, 40, p60(2006).

[12] Park H, Fan F, Li M M, Han H, Chigrinov V G, Macpherson E 2011 36th International Conference on Infrared, Millimeter, and Terahertz Waves Houston, USA, 2011 p6104918

[13] Ma H 2004 Ph. D. Dissertation (Toyama: Toyama University)

[14] Vieweg N, Shakfa M K, Scherger B, Mikulics M, Koch M[J]. J. Infrared Millim. Terahertz Waves, 31, 1312(2010).

[15] Wang L, Ge S J, Hu W, Nakajima M, Lu Y Q[J]. Opt. Mater. Express, 7, 2023(2017).

[16] Silverstein R M, Webster F X, Kiemle D J 2005 Spectrometric Identification of Organic Compounds (7th Ed.) (New york: John Wiley & Sons) p512

[17] Ma H, Shi D H, He J, Peng Y F[J]. Chin. Phys. B, 18, 1085(2009).

[18] Dong J Q, Cheng W Q, Li M G, Wang K L, Ma H[J]. J. Phys. D: Appl. Phys., 50, 1(2017).

[19] Chodorow U, Parka J, Garbat K, Robb M A[J]. Liq. Cryst., 40, 1089(2015).

[20] Frisch M J, Trucks G W, Cheeseman J R, et al.[J]. Gaussian, Inc, Wallingford, 1, 09(2013).

[21] Peng F L, Chen Y, Wu S T, Tripathi S, Twieg R G[J]. Liquid Crystals, 41, 1545(2014).

[22] Depalma J W, Bzdek B R, Ridge D P, Johnston M V[J]. J. Phys. Chem. A, 118, 11547(2014).

[23] Kreutzer J, Blahal P, Schubert U[J]. Comput. Theor. Chem, 1084, 162(2016).

[24] Priest C, Zhou J W, Jiang D E[J]. Inor. Chim. Acta, 458, 39(2017).

[25] Wang Y X, Cheng Y Q, Wang K L, Chen Y W, Yan H L, Yuan Q L, Ma H[J]. Chin. J. Liquid Crystals and Displays, 33, 645(2018).

[26] Dong J Q, Cheng W Q, Li M G, Wang K L, Ma H[J]. Chin. J. Liquid Crystals and Displays, 32, 590(2017).

[27] Vieweg N, Fischer B M, Reuter M, Kula P, Dabrowski R, Celik M A, Frenking G, Koch M, Jepsen P U[J]. Opt. Express, 20, 28249(2012).

[28] Parka J, Sielezin K[J]. Molecular Crystals and Liquid Crystals, 657, 66(2017).

[29] Vieweg N, Celik M A, Zakel S, Gupta V, Frenking G, Koch M[J]. J. Infrared, Millimeter and Terahertz Waves, 35, 478(2014).