Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
Overview
Chemistry
Earth Science
Engineering
Everyday Life
Finance
Health & Medicine
Life Sciences
Mathematics
Physics
Astrophysics
Crystallography
Elasticity
Electric Circuits
Electromagnetism
Fluid Mechanics
Mechanics
Nuclear Physics
Optics
Quantum Mechanics
Quantum Physics
Relativity
Statistical Physics
Thermodynamics
Waves
Angular Frequency Formula Calculator
Coherence Length of a Gaussian Spectrum of Waves Calculator
Coherence Length of a Spectrum of Waves Calculator
Coherence Length of Two Waves Calculator
Critical Frequency Calculator
Doppler Blueshift Calculator
Doppler Redshift Calculator
Doppler Shift Calculator
Energy of Oscillations Calculator
Frequency Period Relation Calculator
Moiré Pattern Calculator
Natural Broadening Calculator
Phase Speed of a Water Wave Calculator
Redshift‐Wavelength Formula Calculator
Resonance of a String under Tension Calculator
Resonance of a String under Tension Using Wave Speed Calculator
Thermal Doppler Broadening Calculator
Wavelength, (Reduced) Wavenumber and (Spectroscopic) Wavenumber Calculator
Wave Propagation in Strings Calculator
Wave Speed Calculator
Society & Culture
Space
Technological World
Units
WolframAlpha
Natural Broadening Calculator
Determine the natural line width of a spectral line based on the excited state lifetime.
Calculate:
frequency full width at half maximum
excited state lifetime:
frequency at the source:
Compute