NLSE Solver
© 2025
VisuPhy
Author: Hussein-Tofaili
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Source Code
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About & Discussion
Simulation setup
Grid
Number of points N = 2
Current N = 2^16 = 65536
Time window [ps]
Try to increase time window value in case of error
Input pulse
Pulse shape
sech²
Gaussian
λ₀ [nm]
Spectral FWHM [nm]
TL Pulse Duration (FWHM):
fs
GDD [ps²]
TOD [ps³]
FOD [ps⁴]
Pulse energy E [J]
Fiber parameters
β₂ [ps²/m]
β₃ [ps³/m]
β₄ [ps⁴/m]
α [dB/km] (absorption)
Effects
Include nonlinearities
MFD [μm]
n₂ [m²/W]
Calculated γ:
0.000
[1/(W·m)]
\(\gamma = \frac{2\pi n_2}{\lambda A_{\text{eff}}}\)
Include Raman effect
Raman fraction f
R
Include self-steepening
Propagation
Fiber length L [m]
Total number of steps
Number of steps for Heatmaps
Plot Settings (Zoom)
Time axis automatic range
Min [ps]
Max [ps]
Wavelength axis automatic range
Min [nm]
Max [nm]
Run simulation
Results
Calculating, please wait...
No results yet. Adjust the simulation setup on the left and click
Run simulation
.