Numerical and experimental study of the influence of chromatic dispersion on cascaded Raman generation in optical fibers

Author(s):  
Frédérique Vanholsbeeck ◽  
Stéphane Coen ◽  
Catherine Martinelli ◽  
Philippe Emplit ◽  
Thibaut Sylvestre
2001 ◽  
Author(s):  
Jacques Marcou ◽  
Dominique Pagnoux ◽  
F. Brechet ◽  
Phillipe Leproux ◽  
Philippe Roy ◽  
...  

2003 ◽  
Vol 42 (4) ◽  
pp. 634 ◽  
Author(s):  
Boris Kuhlmey ◽  
Gilles Renversez ◽  
Daniel Maystre

Sensors ◽  
2019 ◽  
Vol 19 (3) ◽  
pp. 574 ◽  
Author(s):  
Ismail Laarossi ◽  
María Quintela-Incera ◽  
José López-Higuera

An experimental study of a high temperature distributed optical fiber sensor based on Raman Optical-Time-Domain-Reflectometry (ROTDR) (up to 450 °C) and optical fibers with different coatings (polyimide/carbon, copper, aluminum and gold) is presented. Analysis of the distributed temperature sensor (DTS) measurements determined the most appropriate optical fiber to be used in high temperature industrial environment over long periods of time. To demonstrate the feasibility of this DTS for an industrial application, an optical cable was designed with the appropriate optical fiber and it was hermetically sealed to provide the required mechanical resistance and isolate the fiber from environmental degradations. This cable was used to measure temperature up to 360 °C of an industrial furnace during 7 days.


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