Qualitative numerical studies of the modification of the pitch angle distribution of test particles by alfvènic wave activity

Duncan Keilbach, University of Kiel, Kiel, Germany, Christian Drews, University of Kiel, Institute for Experimental and Applied Physics, Kiel, Germany, Lars Berger, Kiel University, Kiel, Germany, Eckart Marsch, Institute for Experimental and Applied Physics, Kiel, Germany and Robert F Wimmer-Schweingruber, Institute for Experimental and Applied Physics (IEAP), Christian-Albrechts-University of Kiel, Kiel, Germany