The automatically generated SI prefixes can sometimes result in confusing "units" Minimal example: Run `P.plot("x_bar","px_bar")` on attached beam file <img width="596" height="437" alt="Image" src="https://github.com/user-attachments/assets/5f5d5da8-658c-4f39-b9de-719368be5f06" /> [random_beam.h5.zip](https://github.com/user-attachments/files/23511237/random_beam.h5.zip)