Challenges and opportunities for the next generation of photon regeneration experiments Ringwald, Andreas 2010 - DESY EPflicht - frei zugänglich
The low-energy frontier of particle physics Jaeckel, Joerg Ringwald, Andreas 2010 - DESY EPflicht - frei zugänglich
Status of sub-GeV hidden particle searches Andreas, Sarah Ringwald, Andreas 2010 - DESY EPflicht - frei zugänglich
Light hidden-sector U(1)s in string compactifications Goodsell, Mark Ringwald, Andreas 2010 - DESY EPflicht - frei zugänglich