14 Questions 19 Answers 0 Followers
Questions related from Muhamed A. Sewidan
Hello, I wanted to know if a lensed fiber can guide a light of wavelength (1550 nm) longer than the working wavelength of the fiber (780 nm). Thanks.
07 January 2023 5,460 7 View
Hello, I wanted to enrich my knowledge about nonlinear optics and quantum technologies. Are there any resources to study them? Thank you.
29 June 2022 9,199 8 View
Hello all, I want some recommendations for spectrometers of UV to near IR (230 nm to 900 nm), with High resolution, have a good price, can distinguish between second and third harmonic, and are...
18 May 2022 4,617 2 View
Hello all, Could you please recommend me optical modeling software programs for modeling absorption, transmission, and propagation of light? Thank you.
25 November 2021 3,790 6 View
Hi, By changing the position of the boundary condition from the center of the photonic crystal fiber, I get different outputs with every position. What is the optimum position for the BC?
09 July 2021 5,750 3 View
Hello I'm trying to find a way to plot the transmission spectra of different analytes in photonic crystal fiber using Lumerical but I don't know how to do it. Can any one help me? Thanks.
21 June 2021 1,007 3 View
Hello, I need a database that contains the complex refractive index for gases like methane, co2, ethane. Is there such a database or there any method to calculate these values? Thanks,
11 April 2021 9,238 2 View
I want to calculate the bandstructure of photonic crystals structures. Is there any free and simple software?
07 March 2021 5,775 4 View
Hi, I was wondering in hollow-core fibres should the effective index of the fundamental mode be higher or less than the core's refractive index (in this case, n = 1 because the core is filled...
18 January 2021 2,480 3 View
I'm a little beginner in the CT scan. I have a set of 90 images for a fibre. These images are captured for every 2 degrees around a rotating axis. I can't figure out how to reconstruct them using...
12 October 2019 2,528 4 View
Most of the academic journals take so long just to review the research paper, and most of the times they reject the paper. I was wondering if any researcher can send his paper to two journals,...
19 July 2019 4,616 9 View
I need to study the surface of nylon-6 blank fibres with a thickness of nearly 40 micrometre, I work in optics lab with many optical components such as beam splitters, lenses, mirrors ... etc, can...
19 March 2019 503 3 View
Hello ! I need to study the surface of certain polymeric fibre, I need to know if I can design my own system?
19 March 2019 580 4 View
I'm using originpro for my data graphing, however i'm wondering if plotly can make better graphs than origin.
16 December 2018 8,199 4 View
