Proving strong magnetic fields near to the central black hole in the quasar PG0043+039 via cyclotron lines

W. Kollatschny, N. Schartel, M. Zetzl +3

The optical luminous quasar PG0043+039 has not been detected before in deep X-ray observations indicating the most extreme optical-to-X-ray slope index ${\alpha }_{ox}$ of all quasars. Thi…