You are here:

The Debye number is a dimensionless quantity used in plasma physics to describe the relative importance of electrostatic and thermal energies within a plasma. This tutorial will guide you through the concept of the Debye number and how to calculate it using specific parameters.

Debye number (dimensionless) = |

The Debye number (D) can be calculated using the electron number density (n) and the electron Debye length (λ_{D}) with the following formula:

D = √(n × λ_{D}^{3})

Where:

- D: Debye number (dimensionless)
- n: Electron number density (in m
^{-3}) - λ
_{D}: Electron Debye length (in m)

This formula was developed based on the work of Peter Debye, a Dutch physicist and physical chemist who made significant contributions to the understanding of molecular structure, dipole moments, and other aspects of physical chemistry and physics.

The concept of the Debye number is applied in plasma physics and is used in areas such as space science to help understand and model the behavior of plasmas in the Earth's ionosphere and magnetosphere, in solar physics, and in astrophysical plasmas.

Peter Debye was a key individual in the discipline, known for his work in physical chemistry and solid-state physics. He received the Nobel Prize in Chemistry in 1936 for his contributions to our understanding of molecular structure.

- The Debye length, which is part of the Debye number calculation, is named after Peter Debye. It's an important concept in plasma physics as it describes the scale over which mobile charge carriers (like electrons) screen out electric fields in plasmas and other conductors.
- The Debye number helps characterize the state of a plasma, telling us whether it can be considered fully ionized or not.
- The Debye model of specific heat, which is different but related to the Debye number, is used to predict behaviors of solids at low temperatures.

The Debye number is a fundamental concept in plasma physics, as it helps describe the behavior of plasmas and allows physicists to determine whether a plasma can be considered fully ionized. Understanding this dimensionless quantity and its calculation opens the door to deeper insights into the intriguing world of plasma physics.

You may also find the following Physics calculators useful.

- Stars Illumination Calculator
- Magnetic Potential Energy Stored In An Inductor Calculator
- Total Mean Power From Oscillating Dipole Calculator
- Inductor Quality Factor Calculator
- Electron Debye Length Calculator
- Mass Energy Equivalence Calculator
- Electric Field Of Charge Sheet Calculator
- Step Potential Probability Current For Zone 2 Calculator
- Force Produced By An Electric Source Calculator
- Dynamics Of Rotational Motion Calculator
- Energy Decay As A Function Of Time In Damped Oscillations Calculator
- Roche Limit Calculator
- Ideal Gas Law Calculator
- Ramsauer Townsend Effect Calculator
- Proportional Navigation Calculator
- Torque Produced By A Rectangular Coil Inside A Uniform Magnetic Field Calculator
- Plasma Electron Relaxation Time Calculator
- Energy Calculator In Relativistic Events
- Energy Density In Media Calculator
- Antenna Polarization Calculator