[astro-ph.EP] Laboratory simulations of meteor ablation provide a critical quantitative link between the chemical composition of meteoroids and their observed spectral features.
![Top view schematic of the experimental geometry at the PWK1 plasma wind tunnel facility. The geometrical thickness 𝑠 denotes the extent of the radiating plasma along the line of sight as observed by the Echelle spectrometer. -- [astro-ph.EP]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/09/Determining.png?resize=1200%2C718&ssl=1)
[astro-ph.EP] Laboratory simulations of meteor ablation provide a critical quantitative link between the chemical composition of meteoroids and their observed spectral features.