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Questions related from Steve Zein
I require assistance regarding this issue: How does a change in length of an optical tapered fiber impact the interference between different modes? If an optical fiber sensor relies on mode...
17 April 2023 8,364 8 View
I need help concerning this problem: If the length of the optical tapered fiber changes, how this can affect the interference between different modes? Is there any formulas concerning this issue?
17 April 2023 3,665 3 View
In fiber optic systems sometimes the optical switches are used instead of coupler because they have smaller loss so the improve the SNR but more complex and expensive. Is this true? And what is...
15 August 2015 7,064 5 View
In distributed fiber optic sensors to generate a stimulated Brillouin scattering we insert a signal at the other end of the fiber. This signal is commonly continuous. I want to know the reason...
10 August 2015 5,236 4 View
In some optical systems we use the EDFA at the transmitter side. Can't we increase the power of the input signal so that there we be no more need for using these EDFAs?
09 August 2015 3,143 12 View
In OTDR, BOTDR, BOTDA and other distributed sensors the use of coding techniques becomes very popular. This improves the SNR of the system and better spatial resolution is satisfied because the...
04 June 2015 3,426 2 View
The same for the relation between acoustic-phonon lifetime and the spatial resolution.
10 May 2015 2,883 8 View
