# Radiation Mechanisms

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### The SED: Leptonic models and hadronic models

![](https://978429123-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LL-TjWvtGhAa4RFZygl%2F-Lddvr5Q6ABAiAjNJcW1%2F-LddwkPFlTMWRotDmDd5%2Fspiral.svg?alt=media\&token=5ad6cfd9-156f-45ad-b5fb-6f21e47e911b)