Enhancement of Fluorescence and Raman Scattering in a Liquid-Core Optical Fiber based on Hollow-Core Photonic-Crystal Fibers

Author(s):  
Li Huo ◽  
Chinlon Lin ◽  
Yick Keung Suen ◽  
Siu Kai Kong ◽  
Lei Jin ◽  
...  
2018 ◽  
Vol 2018 ◽  
pp. 1-5 ◽  
Author(s):  
Yashar E. Monfared

A theoretical and numerical investigation of transient dynamics of stimulated Raman scattering (SRS) inside gas-filled hollow-core photonic crystal fibers (HCPCFs) is reported here. A clear link between the transient dynamics and the coherent memory of the SRS interaction is demonstrated. In addition, the role of pulse width, pump power, fiber length, and gaseous medium in the transient dynamics of SRS in HCPCFs is discussed. It is shown that the coherent memory can serve as a convenient parameter to control the SRS propagation regime.


2003 ◽  
Vol 34 (9) ◽  
pp. 688-692 ◽  
Author(s):  
S. O. Konorov ◽  
A. B. Fedotov ◽  
D. A. Sidorov-Biryukov ◽  
V. I. Beloglazov ◽  
N. B. Skibina ◽  
...  

2011 ◽  
Vol 2011 ◽  
pp. 1-11 ◽  
Author(s):  
Xuan Yang ◽  
Chao Shi ◽  
Rebecca Newhouse ◽  
Jin Z. Zhang ◽  
Claire Gu

Photonic crystal fiber (PCF) sensors based on surface-enhanced Raman scattering (SERS) have become increasingly attractive in chemical and biological detections due to the molecular specificity, high sensitivity, and flexibility. In this paper, we review the development of PCF SERS sensors with emphasis on our recent work on SERS sensors utilizing hollow-core photonic crystal fibers (HCPCFs). Specifically, we discuss and compare various HCPCF SERS sensors, including the liquid-filled HCPCF and liquid-core photonic crystal fibers (LCPCFs). We experimentally demonstrate and theoretically analyze the high sensitivity of the HCPCF SERS sensors. Various molecules including Rhodamine B, Rhodamine 6G, human insulin, and tryptophan have been tested to show the excellent performance of these fiber sensors.


2020 ◽  
Vol 28 (16) ◽  
pp. 23881 ◽  
Author(s):  
Hao Li ◽  
Wei Huang ◽  
Yulong Cui ◽  
Zhiyue Zhou ◽  
Zefeng Wang

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