Width of De Broglie Packet Calculator

The Width of De Broglie Packet Calculator will calculate the:

  1. Width of De Broglie packet when particle's mass and speed in two different instants are given

Calculation Parameters: Medium of propagation is assumed as vacuum

Width of De Broglie Packet Calculator
Width of De Broglie Packet Calculator Results (detailed calculations and formula below)
Width of wave packet (Δk)
Width of wave packet (Δk) calculation
∆k = 2π ∙ m · (v - v0)/h
∆k = (2 × ) ∙ · ( - )/
∆k = · /
∆k = /
∆k =
De Broglie Packet Calculator Input Values
Mass of particle (m) kg [kilogram]
Initial speed of particle (v0) m/s [metre per second]
Final speed of particle (v) m/s [metre per second]
Planck's constant (h) J · s [Joule per second]
Archimedes' Constant (π)
[ 14 Votes ]
Discover Physics with free Physics Revision Notes and Physics Calculator: De Broglie Packet. This image shows the properties and de broglie packet formula for the De Broglie Packet. The Width of De Broglie Packet Calculator will calculate the width of De Broglie packet when particle's mass and speed in two different instants are given

Related Physics Sections with Tutorials

Section 1: Units and Measurements

Section 11: Waves

Section 19: Modern Physics

Width of wave packet (Δk) Formula and Calculation

∆k = 2π ∙ m · (v - v0)/h

This formula derives from

∆k = 2π ∙ ∆p/h

where Δp = m · Δv = m · (v - v0) is the change in particle's momentum.

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