Optically thin spectral line — Free Astrophysics Illustration | GPAI | GPAI

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Optically thin spectral line — Free Astrophysics Illustration | GPAI | GPAI

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Optically thin spectral line

Optically thin spectral line

Astrophysics

Optically thin spectral line

An absorption line profile that dips below the continuum but does not reach zero intensity. Show a smooth U-shaped trough with the bottom clearly above the baseline, emphasizing incomplete absorption. Use clean thin linework, monochrome scientific diagram styling, and minimal shading.

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PNG

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