# Tracing Primordial Magnetic Fields with 21 cm Line Observations

## Abstract

**:**

## 1. Introduction

## 2. The 21 cm Line Signal Induced by the Magnetic Mode

## 3. Conclusions

## Funding

## Acknowledgments

## Conflicts of Interest

## References

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**Figure 1.**Linear matter power spectrum ${P}_{m}^{total}\left(k\right)$, including the adiabatic mode and the magnetic mode for a magnetic field of strength $B=5$ nG and spectral index ${n}_{B}=-2.9$ ( solid line). For comparison the pure adiabatic mode ${P}_{m}^{\left(ad\right)}\left(k\right)$ has also been included ( dotted line).

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Kunze, K.E. Tracing Primordial Magnetic Fields with 21 cm Line Observations. *Galaxies* **2019**, *7*, 37.
https://doi.org/10.3390/galaxies7010037

**AMA Style**

Kunze KE. Tracing Primordial Magnetic Fields with 21 cm Line Observations. *Galaxies*. 2019; 7(1):37.
https://doi.org/10.3390/galaxies7010037

**Chicago/Turabian Style**

Kunze, Kerstin E. 2019. "Tracing Primordial Magnetic Fields with 21 cm Line Observations" *Galaxies* 7, no. 1: 37.
https://doi.org/10.3390/galaxies7010037