Faculty of Physics and Astronomy

Physics Colloquium on March 23: Shining Light on Dark Matter – Axions from the Sun

16.03.26 | Physics colloquium, event

A special session of the Physics Colloquium will take place on March 23 at 12:00 p.m. sharp. Prof. Dr. Julia Katharina Vogel is a professor of experimental particle physics without colliders at the Technical University of Dortmund and will shed light on the mystery of dark matter in her lecture:

Despite more than 80 years of research, the nature of dark matter remains unknown. Axions have emerged as compelling candidates: originally proposed to solve the strong CP problem in quantum chromodynamics, they could also account for the dark matter in the universe.


Axion helioscopes search for axions produced in the Sun and convert them into X-rays in a strong magnetic field via the inverse Primakoff effect. The next-generation International Axion Observatory (IAXO), planned at DESY, aims to improve the sensitivity to axion–photon coupling by more than an order of magnitude. This talk will discuss the motivation for axion research and the status and prospects of helioscope searches, focusing on the International Axion Observatory and its pathfinder, BabyIAXO.

Abstract of the lecture by Prof. Dr. Julia Katharina Vogel

Dr. Elisa Pueschel will introduce the lecture.

The faculty cordially invites all interested parties. The event will take place in NB 3/99.

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