[1] Harnisch E., Russew M., Klein J., K nig N., Crailsheim H. and Schmitt R., Optical Materials Express 5, 456 (2015).

[2] Yong-Lai Zhang, Qi-Dai Chen, Hong Xia and Hong-Bo Sun, Nano Today 5, 435 (2010).

[3] Bieda M., Bouchard F. and Lasagni A. F., Journal of Photochemistry and Photobiology A: Chemistry 319-320, 1 (2016).

[4] Dong-ling Li, Zhi-yu Wen, Zheng-guo Shang and Yin She, Optoelectronics Letters 12, 182 (2016).

[5] Yu D., Liu H. P., Geng Y. H., Wang W. B. and Zhao Y. Y., Optics Communications 330, 199 (2014).

[6] Lucchetta D. E., Spegni P., Donato A. D., Simoni F. and Castagna R., Optical Materials 42, 366 (2015).

[7] Andrea Bianco, Giuseppe Coppola, Maria Antonietta Ferrara, Giorgio Pariani and Chiara Bertarelli, Optical Materials Express 5, 2281 (2015).

[8] Dong Y., Yu X. Q., Sun Y. M., Hou X. Y., Li Y. F. and Zhang X., Polymers Advanced Technologies 18, 519 (2007).

[9] Dong Y., Yu X. Q., Sun Y. M., Li Y. F., Hou X. Y., Li Y. F. and Zhang X., Optical Materials 30, 935 (2008).

[10] Dong Y., Sun Y. M., Li Y. F., Yu X. Q., Hou X. Y. and Zhang X., Thin Solid Films 516, 1214 (2008).

[11] Gaszton Vizsnyiczai, Lóránd Kelemen and Pál Ormos,Optics Express 22, 24217 (2014).

[12] Shao-qian Zhang, Němec Petre , Nazabal Virginie and Yu-qi Jin, Optoelectronics Letters 12, 199 (2016).

[13] Yada Shuhei and Terakawa Mitsuhiro, Optics Express 23, 5694 (2015).

[14] Tawfik Walid, Farooq W. Aslam and Alahmed Z. A., Journal of the Optical Society of Korea 18, 50 (2014).

[15] Fan Lu, Zhonghua Wang, Zhixin Tian and Anshi Xu, Optics Communications 379, 1 ( 2016).

[16] Hirose T., Omatsu T., Kato R., Hoshino K., Harada K., Watanabe T. and Fujii M., Optics Communications 228, 279 (2003).

[17] Xian Zhang, Yuming Sun, Xiaoqiang Yu, Baoqin Zhang, Baibiao Huang and Minhua Jiang, Synthetic Metals 159, 2491 (2009).

[18] Ying Du, Meiping Zhu, Quan Liu, Zhan Sui, Kui Yi, Yunxia Jin and Hongbo He, Thin Solid Films 567, 47 (2014).

[19] Gastón A. Primo, Cecilia I. Alvarez Igarzabal, Gustavo A. Pino, Juan C. Ferrero and Maximiliano Rossa, Applied Surface Science 369, 422 (2016).

[20] F. Caballero-Lucas, C. Florian, J. M. Fernández-Pradas, J. L. Morenza and P. Serra, Applied Surface Science 336, 170 (2015).