Eibl, M.; Gaertner, S.; Bourennane, M.; Kurtsiefer, C.; Zukowski, M.; Weinfurter, H.: Experimental Observation of Four-Photon Entanglement from Parametric Down-Conversion. Physical Review Letters 90 (20), 200403 (2003)

Casagrande, F.; Ferraro, A.; Lulli, A.; Bonifacio, R.; Solano, E.; Walther, H.: How to measure the phase diffusion dynamics in the micromaser. Physical Review Letters 90 (18), 183601 (2003)

Schulz, O.; Steinhubl, R.; Weber, M.; Englert, B.-G.; Kurtsiefer, C.; Weinfurter, H.: Ascertaining the Values of σ_x, σ_y, and σ_z of a Polarization Qubit. Physical Review Letters 90 (17), 177901 (2003)

Giedke, G.; Eisert, J.; Cirac, J. I.; Plenio, M. B.: Entanglement transformations of pure Gaussian states. Quantum Information & Computation 3 (3), pp. 211 - 223 (2003)

Greiner, M.; Mandel, O.; Rom, T.; Altmeyer, A.; Widera, A.; Hänsch, T. W.; Bloch, I.: Quantum phase transition from a superfluid to a Mott insulator in an ultracold gas of atoms. Physica B-Condensed Matter 329, pp. 11 - 12 (2003)

Jiang, J.; Hasama, T.: Synchronously pumped femtosecond optical parametric oscillator based on an improved pumping concept. Optics Communications 220 (1-3), pp. 193 - 202 (2003)

Solano, E.; Agarwal, G. S.; Walther, H.: Generalized Schrödinger Cat States in Cavity QED. Optics and Spectroscopy 94 (5), pp. 805 - 807 (2003)

Paredes, B.; Cirac, J. I.: From Cooper pairs to Luttinger liquids with bosonic atoms in optical lattices. Physical Review Letters 90 (15), 150402 (2003)

Papadogiannis, N. A.; Nikolopoulos, L. A. A.; Charalambidis, D.; Tsakiris, G. D.; Tzallas, P.; Witte, K.: Two-photon ionization of he through a superposition of higher harmonics. Physical Review Letters 90 (13), 133902 (2003)

Andiel, U.; Eidmann, K.; Pisani, F.; Witte, K.; Uschmann, I.; Wehrhan, O.; Förster, E.: Conical x-ray crystal spectrometer for time integrated and time resolved measurements. Review of Scientific Instruments 74 (4), pp. 2369 - 2374 (2003)

Brattke, S.; Guthöhrlein, G. R.; Keller, M.; Lange, W.; Varcoe, B.; Walther, H.: Generation of photon number states on demand. Journal of Modern Optics 50 (6-7), pp. 1103 - 1113 (2003)

Hennrich, M.; Legero, T.; Kuhn, A.; Rempe, G.: Counter-intuitive vacuum-stimulated Raman scattering. Journal of Modern Optics 50 (6-7), pp. 935 - 942 (2003)

Kiesel, N.; Bourennane, M.; Kurtsiefer, C.; Weinfurter, H.; Kaszlikowski, D.; Laskowski, W.; Zukowski, M.: Three-photon W-state. Journal of Modern Optics 50 (6-7), pp. 1131 - 1138 (2003)

Kraus, B.; Hammerer, K.; Giedke, G.; Cirac, J. I.: Entanglement generation and Hamiltonian simulation in continuous-variable systems. Physical Review A 67 (4), 042314 (2003)

Rangwala, S. A.; Junglen, T.; Rieger, T.; Pinkse, P. W. H.; Rempe, G.: Continuous source of translationally cold dipolar molecules. Physical Review A 67 (4), 043406 (2003)

Schön, C.; Cirac, J. I.: Trapping atoms in the vacuum field of a cavity. Physical Review A 67 (4), 043813 (2003)

Witte, T.; Kompa, K.-L.; Motzkus, M.: Femtosecond pulse shaping in the mid infrared by difference-frequency mixing. Applied Physics B-Lasers and Optics 76 (4), pp. 467 - 471 (2003)

García-Ripoll, J. J.; Cirac, J. I.: Quantum computation with unknown parameters. Physical Review Letters 90 (12), 127902 (2003)

Gebhardt, C. R.; Witte, T.; Kompa, K.-L.: Direct observation of charge-transfer reactions in nanoscopic test tubes: Self-ionization in HNO₃ clusters. ChemPhysChem 4 (3), pp. 308 - 312 (2003)

Bastin, T.; Solano, E.: Population trapping in the one-photon mazer. Optics Communications 217 (1-6), pp. 239 - 247 (2003)