!!Achim Richter - Selected publications \\ According to the Web of Knowledge database, as of May 09, 2013, the Achim Richter has published till now about 550 scientific articles in international peer revieved journals. They are cited roughly 12600 times. Presently the candidates h-index is 52. Note, that within his various teams of collaborators the authors are mostly listed alphabetically. \\ \\ __Some contributions from recent years:__\\ \\ PT Symmetry and Spontaneous Symmetry Breaking in a Microwave Billiard\\ S. Bittner, B. Dietz, U. Günther, H.L. Harney, M. Miski-Oglu, A. Richter, and F. Schäfer\\ Phys. Rev. Lett. 108 (2012) 024101 (Citations: 15) \\ \\ Complete Electric Dipole Response and the Neutron Skin in 208Pb\\ A. Tamii et. al. (38 authors including A. Richter)\\ Phys. Rev. Lett. 107 (2011) 062502 (Citations: 42) \\ \\ Exceptional Points in a Microwave Billiard with Time-Reversal Invariance Violation\\ B. Dietz, H.L. Harney, O.N. Kirrilov, M. Miski-Oglu, A. Richter, and F. Schäfer\\ Phys. Rev. Lett. 106 (2010) 150403 (Citations: 25) \\ \\ Magnetic Dipole Excitations in Nuclei: Elementary Modes of Nucleonic Motion\\ K. Heyde, P. von Neumann-Cosel, and A. Richter\\ Rev. Mod. Phys. 82 (2010) 2365 (Citations: 34) \\ \\ Random Matrices and Chaos in Nuclear Physics: Nuclear Reactions\\ G.E. Mitchell, A. Richter, and H.A. Weidenmüller\\ Rev. Mod. Phys. 82 (2010) 2845 (Citations: 23) \\ \\ Structure of the Hoyle State in 12C\\ M. Chernykh, H. Feldmeier, T. Neff, P. von Neumann-Cosel, and A. Richter\\ Phys. Rev. Lett. 98 (2007) 032501 (Citations: 124) \\ \\ Supernova Inelastic Neutrino-Nucleus Cross Sections from High-Resolution Electron Scattering Experiments and Shell-Model Calculations\\ K. Langanke, G. Martínez-Pinedo, P. von Neumann-Cosel, and A. Richter\\ Phys. Rev. Lett. 93 (2004) 202501 (Citations: 49) \\ \\ Observation of a Chiral State in a Microwave Cavity\\ C. Dembowski, B. Dietz-Pilatus, H.-D. Gräf, H.L. Harney, A. Heine, W.D. Heiss, and A. Richter\\ Phys. Rev. Lett. 90 (2003) 034101 (Citations: 64) \\ \\ Nature of Low-Energy Dipole Strength in Nuclei: The Case of a Resonance at Particle Threshold in 208Pb\\ N. Ryezayava, T. Hartmann, Y. Kalmykov, H. Lenske, P. von Neumann-Cosel, V.Yu. Ponomarev, A. Richter, A. Shevshenko, S. Volz, \\ and J. Wambach\\ Phys. Rev. Lett. 89 (2002) 272502 (Citations: 139) \\ \\ Richter's most cited article (with a steadily increasing number of citations) is the one on the discovery of the so called "Scissors Mode" which had a major impact on the field of low-energy nuclear excitations:\\ \\ New Magnetic Dipole Excitation Mode Studied in the Heavy Deformed Nucleus 156Gd by Inelastic Electron Scattering\\ D. Bohle, A. Richter, W. Steffen, A.E.L. Dieperink, N.Lo. Iudice, F. Palumbo, and O. Scholten\\ Phys. Lett. B 137 (1984) 27 (Citations: 603)