Acceleration of Suprathermal Protons near an Interplanetary Shock

Liu Yang1, Verena Heidrich-Meisner1, Lars Berger1, Robert F Wimmer-Schweingruber1, Alexander Kollhoff1, Daniel Pacheco1, Zigong Xu1, Stephan I Boettcher1, Javier Rodriguez-Pacheco2, Xingyu Zhu3 and Die Duan3, (1)University of Kiel, Institute for Experimental and Applied Physics, Kiel, Germany, (2)University of Alcalá, Space Research Group, Alcalá de Henares, Spain, (3)Peking University, Beijing, China