Bringing together seismology and atmospheric sciences
An overview of infrasound data acquisition, processing and interpretation
Läslo Evers
1.
Abstract
2. Introduction
3.
What is infrasound and why bother about it?
4.
How can infrasound be measured?
4.1 The KNMI microbarometer
4.2 Field installation
5.
Array configuration and response
6.
Processing techniques, frequency slowness analysis and Fisher statistics
6.1 Theory
6.2 Example
7.
Theory on raytracing
8. Modeling of the observed data by raytracing
8.1
Troposphere and stratosphere: near field sonic boom
8.2
Stratosphere and mesosphere: far field sonic boom
8.3
Mesosphere and thermosphere: exploding meteor
9. Discussion
10. References