Laser Pulse Simulator (Qualitative)
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About and discussion
Source
Original Author
Hussein-Tofaili
Other Contributors
none
Spectrum S(ω) & Spectral Phase Φ(ω)
Show Spectral Phase Φ(ω)
Gaussian S(ω)
Custom S(ω)
Move the red dots up and down to adjust S(ω) shape.
Controls
Central Frequency (ω₀):
Auto-calculate from S(ω)
Note: ω₀ sets phase reference. Uncheck "Auto-calculate" for manual input.
Reset Custom Spectrum to Zero
Spectral Bandwidth (Δω - FWHM):
Spectral Phase Coefficients:
Phase Φ(ω) = c₀ + c₁(ω-ω₀) + ½ c₂(ω-ω₀)² + ⅙ c₃(ω-ω₀)³
Constant term c₀ (Constant):
Linear term c₁ (Group Delay):
Quadratic term c₂ (GDD):
Cubic term c₃ (TOD):
Individual Cosine Waves: A(ω)cos(Φ(ω) - ωt)
Show Peak Connector Line
Sum of Cosine Waves E(t)
Show E(t) Envelope
Sum Intensity I(t) ∝ E(t)²
Show I(t) Envelope