Equations
de Broglie wavelength
Modern physics · id de_broglie
\lambda = \frac{h}{p}
| Symbol | Quantity | Unit | Meaning | Usual range |
|---|---|---|---|---|
lam | de Broglie wavelength | m | Matter wavelength of the particle | 1e-20 to 0.001 |
h | Planck constant | J*s | Planck's constant | |
p | momentum | kg*m/s | Momentum of the particle | 1e-35 to 1000 |
Assumptions
- None beyond the equation itself.
Valid when
- No extra conditions.
Found by
Questions with these words retrieve this equation: de broglie, matter wave, wavelength, electron, momentum, quantum.
Source
OpenStax University Physics Volume 3, Chapter 6 (reference; entry written by the project). License: MIT. Entry confidence: 0.99.