scholarly journals Evanescent-Wave Pumped and Gain Coupled Whispering-Gallery-Mode Fibre Laser

Author(s):  
Xiao-Yun Pu ◽  
Yuan-Xian Zhang ◽  
Li Feng
2008 ◽  
Vol 28 (12) ◽  
pp. 2359-2364 ◽  
Author(s):  
向文丽 Xiang Wenli ◽  
普小云 Pu Xiaoyun ◽  
白然 Bai Ran ◽  
张远宪 Zhang Yuanxian ◽  
江楠 Jiang Nan

2010 ◽  
Vol 55 (7) ◽  
pp. 567-572
Author(s):  
DeYu Han ◽  
XiaoYun Pu ◽  
Nan Jiang ◽  
YongLi Feng ◽  
Kun Zhu ◽  
...  

2010 ◽  
Vol 59 (3) ◽  
pp. 1802
Author(s):  
Zhang Yuan-Xian ◽  
Feng Yong-Li ◽  
Zhou Li ◽  
Pu Xiao-Yun

2007 ◽  
Vol 121-123 ◽  
pp. 1375-1378
Author(s):  
Xiao Qin Wang ◽  
Qing Zhou ◽  
Jun Ying Zeng ◽  
Xiao Yun Pu ◽  
Xing Zhu

Ultrahigh-Quality microcavity with whispering-gallery-mode (WGM) is a new kind of resonator with high quality. The evanescent wave of WGM plays an important role in surface enhanced Raman scattering (SERS). In this paper we study the relationship between coupling coefficient and evanescent wave of the WGM and the coupling character difference between the microsphere and the microstadium. Based on the finite-difference time-domain (FDTD), we calculate the coupling coefficient of different substances (water, C2H5OH, CHCL3, olive oil, C6H6 and CS2) with different dielectric constant and the mode volume ratio of the evanescent wave in microsphere and microstadium of the above substances in near field. The results show that (1) the mode volume ratio of evanescent wave will decrease with the increasing of the coupling coefficient; (2) the microstadium has a higher coupling coefficient than the sphere one.


2012 ◽  
Vol 285 (16) ◽  
pp. 3510-3513 ◽  
Author(s):  
Yuan-Xian Zhang ◽  
Xiao-Yun Pu ◽  
Li Zhou ◽  
Li Feng

2009 ◽  
Vol 58 (5) ◽  
pp. 3179
Author(s):  
Zhang Yuan-Xian ◽  
Pu Xiao-Yun ◽  
Zhu Kun ◽  
Han De-Yu ◽  
Jiang Nan

2009 ◽  
Vol 58 (6) ◽  
pp. 3923
Author(s):  
Pu Xiao-Yun ◽  
Bai Ran ◽  
Xiang Wen-Li ◽  
Du Fei ◽  
Jiang Nan

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