De Broglie Wavelength Calculator
Free calculate de broglie wavelength for particles from mass and velocity. determine the wavelength associated with matter waves.
Input Parameters
Or enter momentum below
Results
Enter parameters to calculate de Broglie wavelength
De Broglie Wavelength Formula
Wavelength Formula
λ = h / p = h / (m × v)
Where h is Planck constant, p is momentum
Key Constants
- • h = 6.626 × 10⁻³⁴ J·s
- • All particles have wave properties
- • Wavelength decreases with momentum