Beautiful thank you.TSny said:I suspect the factor of 9 in the formula carries some units.
See https://en.wikipedia.org/wiki/Plasma_oscillation#.27Cold.27_electrons
Electron density refers to the number of electrons present in a given unit of space. In the context of ionospheric research, it specifically refers to the concentration of free electrons in the ionosphere, which is a layer of the Earth's atmosphere that is ionized by solar radiation.
Electron density is a key parameter in understanding the behavior of the ionosphere, which plays a crucial role in radio wave propagation and communication. By accurately calculating electron density, scientists can better predict and mitigate potential disruptions to communication systems caused by changes in the ionosphere.
Electron density is typically measured using a technique called incoherent scatter radar, which involves sending radio waves into the ionosphere and measuring the strength of the scattered signals. This data is then processed using mathematical models to calculate electron density.
The main factor that affects electron density in the ionosphere is solar activity. The sun's radiation and solar winds can cause fluctuations in the ionosphere, leading to changes in electron density. Other factors such as geomagnetic storms, atmospheric disturbances, and even human activities like nuclear explosions can also impact electron density in the ionosphere.
Electron density data is used in various research studies to better understand the dynamics of the ionosphere and its effects on communication systems. It can also be used to develop models for predicting and forecasting changes in the ionosphere, as well as to improve radio wave propagation models for better communication systems design.