[1] [1] Liu Li, Wang Chang-we and Jiang Yue-song, Optoelectronics Letters 8, 216 (2012).

[2] [2] Jiwen Cui, Lei Li and Jiubin Tan, Optics Letters 36, 4689 (2011).

[3] [3] Daniel S. Gareau, Frederic Truffer, Kyle A. Perry, Thai H. Pham, C. Kristian Enestvedt, James P. Dolan, John G. Hunter and Steven L. Jacques, Journal of Biomedical Optics 15, 061712 (2010).

[4] [4] Dongdong Li and Lili Wang, Applied Spectroscopy 64, 514 (2010).

[5] [5] V. Striano, V. Latini, G. Coppola and I. Rendina, Optoelectronics Letters 3, 260 (2007).

[6] [6] Hae Young Choi, Seon Young Ryu, Jae Young Kim, Geon Hee Kim, Seong Jun Park, Byeong Ha Lee and Ki Soo Chang, Optics Express 19, 14172 (2011).

[7] [7] G. Gagliardi, M. Salza, S. Avino, P. Ferraro and P. De Natale, Science 335, 286 (2012).

[8] [8] Yongbin Lin, Yang Zou and Robert G. Lindquist, Biomedical Optics Express 2, 478 (2011).

[9] [9] G. Gagliardi, M. Salza, S. Avino, P. Ferraro and P. De Natale, Science 330, 1081 (2010).

[10] [10] Vijendra Prabhu, Satish B. S. Rao, Pramod Kumar, Lakshmi Rao and Krishna K. Mahato, Proceedings of SPIE 7887, 1 (2011).

[11] [11] Lyubov V. Doronina-Amitonova, Ilya V. Fedotov, Olga I. Ivashkina, Marina A. Zots, Andrei B. Fedotov, Konstantin V. Anokhin and Aleksei M. Zheltikov, Applied Physics Letters 98, 253706 (2011).

[12] [12] Pengju Jiang and Zijian Guo, Coordination Chemistry Reviews 248, 205 (2004).

[13] [13] Wyffels Leonie, Gray Brian D., Barber Christy, Woolfenden J. M., Pak K. Y. and Liu Z. L., Medical Chemistry 19, 3425 (2011).

[14] [14] Gee K. R., Zhou Z. L., Qian W. J. and Kennedy R., Journal of the American Chemical Society 124, 776 (2002).

[15] [15] Qian J. and Noebels J. L., Journal of Neuroscience 20, 163 (2000).

[16] [16] Carol Priya, Sreejith Sivaramapanicker and Aiayaghosh Ayyappanpillai, Chemistry-An Asian Journal 2, 338 (2007).

[17] [17] Gu Zhaotai, Kuang Cuifang, Zhen Zhengrong and Liu Xu, Journal of Optoelectronics·Laser 23, 1472 (2012). (in Chinese)