Interference minimum

If the travel difference is equal to an odd number of half-wavelengths, then at this point of the screen there will be a minimum of intensity during interference.

Conditions:

  1. The waves must be coherent.

Links:

  1. Physics LibreTexts.

travel_difference

Optical travel difference between two coherent waves. See optical_distance.

Symbol:

Lambda

Latex:

\(\Lambda\)

Dimension:

length

number_minimum

A whole_number of interference minima.

Symbol:

N

Latex:

\(N\)

Dimension:

dimensionless

wavelength

wavelength of each of the both waves.

Symbol:

lambda

Latex:

\(\lambda\)

Dimension:

length

law

Lambda = (2 * N + 1) * lambda / 2

Latex:
\[\Lambda = \frac{\left(2 N + 1\right) \lambda}{2}\]