• RAPID COMMUNICATIONS
  • Fundamental concepts
  • Quantum information
  • Atomic and molecular structure and dynamics
  • Atomic and molecular processes in external fields
  • Matter waves
  • Quantum optics, physics of lasers, nonlinear optics
• ARTICLES
  • Fundamental concepts
  • Quantum information
  • Atomic and molecular structure and dynamics
  • Atomic and molecular collisions and interactions
  • Photon, electron, atom, and molecule interactions with solids and surfaces
  • Atomic and molecular processes in external fields
  • Matter waves
  • Quantum optics, physics of lasers, nonlinear optics
• BRIEF REPORTS
  • Fundamental concepts
  • Atomic and molecular structure and dynamics
  • Atomic and molecular collisions and interactions
  • Photon, electron, atom, and molecule interactions with solids and surfaces
  • Matter waves
  • Quantum optics, physics of lasers, nonlinear optics
• ERRATA

RAPID COMMUNICATIONS

Fundamental concepts

Reduction method for the linear quantum or classical oscillator with time-dependent frequency, damping, and driving C. Degli Esposti Boschi, L. Ferrari, and H. R. Lewis Published 10 December 1999 (4 pages) 010101 [View PDF (59 kB) or Buy this Article (Use Article Pack) ]

Quantum information

Quantum search without entanglement Seth Lloyd Published 8 December 1999 (4 pages) 010301 [View PDF (46 kB) or Buy this Article (Use Article Pack) ]

Unconditional teleportation of continuous-variable entanglement P. van Loock and Samuel L. Braunstein Published 8 December 1999 (4 pages) 010302 [View PDF (60 kB) or Buy this Article (Use Article Pack) ]

Continuous variable quantum cryptography T. C. Ralph Published 8 December 1999 (4 pages) 010303 [View PDF (55 kB) or Buy this Article (Use Article Pack) ]

Maximum-likelihood estimation of the density matrix K. Banaszek, G. M. D’Ariano, M. G. Paris, and M. F. Sacchi Published 8 December 1999 (4 pages) 010304 [View PDF (225 kB) or Buy this Article (Use Article Pack) ]

Non-Abelian Berry connections for quantum computation Jiannis Pachos, Paolo Zanardi, and Mario Rasetti Published 13 December 1999 (4 pages) 010305 [View PDF (79 kB) or Buy this Article (Use Article Pack) ]

Improving detectors using entangling quantum copiers P. Deuar and W. J. Munro Published 13 December 1999 (4 pages) 010306 [View PDF (77 kB) or Buy this Article (Use Article Pack) ]

Atomic and molecular structure and dynamics

Measurement of the 1s2p 3P0– 3P1 fine-structure interval in heliumlike magnesium E. G. Myers and M. R. Tarbutt Published 8 December 1999 (4 pages) 010501 [View PDF (62 kB) or Buy this Article (Use Article Pack) ]

Atomic and molecular processes in external fields

Raman subrecoil cooling using quantum interference Jean Claude Garreau Published 8 December 1999 (4 pages) 011401 [View PDF (63 kB) or Buy this Article (Use Article Pack) ]

Collective dynamical cooling of neutral particles in a high-Q optical cavity Markus Gangl and Helmut Ritsch Published 8 December 1999 (4 pages) 011402 [View PDF (142 kB) or Buy this Article (Use Article Pack) ]

Simultaneous magneto-optical trapping of two lithium isotopes Marc-Oliver Mewes, Gabriele Ferrari, Florian Schreck, Alice Sinatra, and Christophe Salomon Published 8 December 1999 (4 pages) 011403 [View PDF (134 kB) or Buy this Article (Use Article Pack) ]

Ultracold collisions in saturating optical fields: Universal behavior in the entrance channel James P. Shaffer, Witek Chalupczak, and N. P. Bigelow Published 8 December 1999 (4 pages) 011404 [View PDF (58 kB) or Buy this Article (Use Article Pack) ]

Quantum-state reconstruction of atoms in optical lattices A. Zucchetti, S. Wallentowitz, W. Vogel, and N. P. Bigelow Published 9 December 1999 (4 pages) 011405 [View PDF (188 kB) or Buy this Article (Use Article Pack) ]

Matter waves

Nucleation of vortex arrays in rotating anisotropic Bose-Einstein condensates David L. Feder, Charles W. Clark, and Barry I. Schneider Published 8 December 1999 (4 pages) 011601 [View PDF (196 kB) or Buy this Article (Use Article Pack) ]

Quantum optics, physics of lasers, nonlinear optics

Photon-photon interactions in cavity electromagnetically induced transparency M. J. Werner and A. Imamoḡlu Published 8 December 1999 (4 pages) 011801 [View PDF (63 kB) or Buy this Article (Use Article Pack) ]

Electromagnetically induced absorption in a four-state system A. V. Taichenachev, A. M. Tumaikin, and V. I. Yudin Published 8 December 1999 (4 pages) 011802 [View PDF (58 kB) or Buy this Article (Use Article Pack) ]

Stimulated Raman scattering in a liquid-hydrogen droplet S. Uetake, M. Katsuragawa, M. Suzuki, and K. Hakuta Published 14 December 1999 (4 pages) 011803 [View PDF (246 kB) or Buy this Article (Use Article Pack) ]

ARTICLES

Fundamental concepts

•	Efficient algorithm for optimal control of mixed-state quantum systems S. G. Schirmer, M. D. Girardeau, and J. V. Leahy Published 8 December 1999 (8 pages) 012101 [View PDF (371 kB) or Buy this Article (Use Article Pack) ]

•	Pointer states via decoherence in a quantum measurement Anu Venugopalan Published 8 December 1999 (8 pages) 012102 [View PDF (86 kB) or Buy this Article (Use Article Pack) ]

•	Standard model in strong fields: Electroweak radiative corrections for highly charged ions Ilya Bednyakov, Leonti Labzowsky, Günter Plunien, Gerhard Soff, and Valentin Karasiev Published 8 December 1999 (9 pages) 012103 [View PDF (128 kB) or Buy this Article (Use Article Pack) ]

•	Free-motion time-of-arrival operator and probability distribution I. L. Egusquiza and J. G. Muga Published 9 December 1999 (9 pages) 012104 [View PDF (109 kB) or Buy this Article (Use Article Pack) ]

•	Inconsistency of local realistic descriptions of two-photon interferometer experiments J. D. Franson Published 9 December 1999 (5 pages) 012105 [View PDF (52 kB) or Buy this Article (Use Article Pack) ]

•	Quantum mechanics versus local realism for neutral kaon pairs R. Foadi and F. Selleri Published 13 December 1999 (6 pages) 012106 [View PDF (81 kB) or Buy this Article (Use Article Pack) ]

•	Semiclassical amplitudes: Supercaustics and the whisker map N. T. Maitra and E. J. Heller Published 13 December 1999 (10 pages) 012107 [View PDF (238 kB) or Buy this Article (Use Article Pack) ]

•	Bipartite-mixed-states of infinite-dimensional systems are generically nonseparable Rob Clifton and Hans Halvorson Published 14 December 1999 (5 pages) 012108 [View PDF (69 kB) or Buy this Article (Use Article Pack) ]

Quantum information

•	Noise in Grover’s quantum search algorithm B. Pablo-Norman and M. Ruiz-Altaba Published 8 December 1999 (5 pages) 012301 [View PDF (63 kB) or Buy this Article (Use Article Pack) ]

•	Quantum simulation of a three-body-interaction Hamiltonian on an NMR quantum computer C. H. Tseng, S. Somaroo, Y. Sharf, E. Knill, R. Laflamme, T. F. Havel, and D. G. Cory Published 10 December 1999 (6 pages) 012302 [View PDF (74 kB) or Buy this Article (Use Article Pack) ]

•	Quantum logic with a single trapped electron Stefano Mancini, Ana M. Martins, and Paolo Tombesi Published 10 December 1999 (5 pages) 012303 [View PDF (64 kB) or Buy this Article (Use Article Pack) ]

•	Linear optics simulations of the quantum baker’s map John C. Howell and John A. Yeazell Published 13 December 1999 (6 pages) 012304 [View PDF (158 kB) or Buy this Article (Use Article Pack) ]

Atomic and molecular structure and dynamics

•	Fitting line shapes in photoassociation spectroscopy of ultracold atoms: A useful approximation Kevin M. Jones, Paul D. Lett, Eite Tiesinga, and Paul S. Julienne Published 8 December 1999 (11 pages) 012501 [View PDF (164 kB) or Buy this Article (Use Article Pack) ]

•	S-, P-, and D-wave resonances in positronium–lithium-atom scattering P. K. Biswas Published 8 December 1999 (6 pages) 012502 [View PDF (84 kB) or Buy this Article (Use Article Pack) ]

•	Tests of the locality of exact Kohn-Sham exchange potentials R. K. Nesbet and R. Colle Published 9 December 1999 (7 pages) 012503 [View PDF (77 kB) or Buy this Article (Use Article Pack) ]

•	Influence of excited-state hyperfine structure on ground-state coherence A. Nagel, C. Affolderbach, S. Knappe, and R. Wynands Published 10 December 1999 (4 pages) 012504 [View PDF (112 kB) or Buy this Article (Use Article Pack) ]

•	Near-threshold laser spectroscopy of iridium and platinum negative ions: Electron affinities and the threshold law René C. Bilodeau, Michael Scheer, Harold K. Haugen, and Robert L. Brooks Published 10 December 1999 (7 pages) 012505 [View PDF (88 kB) or Buy this Article (Use Article Pack) ]

•	Generalized rotating wave function for quantum Monte Carlo calculations of rovibrational levels of n-body systems L. S. Costa, Frederico V. Prudente, and Paulo H. Acioli Published 13 December 1999 (7 pages) 012506 [View PDF (79 kB) or Buy this Article (Use Article Pack) ]

•	L1 to N5 atomic level widths of thorium and uranium as inferred from measurements of L and M x-ray spectra P.-A. Raboud, J.-Cl. Dousse, J. Hoszowska, and I. Savoy Published 13 December 1999 (13 pages) 012507 [View PDF (145 kB) or Buy this Article (Use Article Pack) ]

•	Splitting of coherent population-trapping resonances by the nuclear magnetic moment S. Knappe, W. Kemp, C. Affolderbach, A. Nagel, and R. Wynands Published 13 December 1999 (4 pages) 012508 [View PDF (56 kB) or Buy this Article (Use Article Pack) ]

Atomic and molecular collisions and interactions

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Electron-impact excitation of the 1 2S→2 2S+2 2P levels of atomic hydrogen at 30, 40, 50, 54.4, and 100 eV M. A. Khakoo, M. Larsen, B. Paolini, X. Guo, I. Bray, A. Stelbovics, I. Kanik, S. Trajmar, and G. K. James Published 8 December 1999 (11 pages) 012701 [View PDF (136 kB) or Buy this Article (Use Article Pack) ]

•	Multifragmentation of C60 by fast Li0 atoms and Li1–3+ ions in electron loss and capture collisions A. Itoh, H. Tsuchida, T. Majima, S. Anada, A. Yogo, and N. Imanishi Published 8 December 1999 (8 pages) 012702 [View PDF (110 kB) or Buy this Article (Use Article Pack) ]

•	Electron-impact excitation from the ground and the metastable levels of Ar I Arati Dasgupta, M. Blaha, and J. L. Giuliani Published 9 December 1999 (10 pages) 012703 [View PDF (151 kB) or Buy this Article (Use Article Pack) ]

•	Core-valence electron correlation effects in photodetachment of Ca- ions Jianmin Yuan Published 10 December 1999 (6 pages) 012704 [View PDF (161 kB) or Buy this Article (Use Article Pack) ]

•	Effective single-particle description of single and multiple processes in p±+Ne collisions T. Kirchner, H. J. Lüdde, and R. M. Dreizler Published 14 December 1999 (7 pages) 012705 [View PDF (92 kB) or Buy this Article (Use Article Pack) ]

Photon, electron, atom, and molecule interactions with solids and surfaces

•	Secondary-electron emission by MeV He ions reflected from a SnTe(001) surface:  Separation of above- and below-surface processes Kenji Kimura, Suguru Ooki, Gou Andou, and Kaoru Nakajima Published 8 December 1999 (5 pages) 012901 [View PDF (71 kB) or Buy this Article (Use Article Pack) ]

•	Coincidence measurements of highly charged ions interacting with a clean Au(111) surface C. Lemell, J. Stöckl, J. Burgdörfer, G. Betz, HP. Winter, and F. Aumayr Published 10 December 1999 (7 pages) 012902 [View PDF (596 kB) or Buy this Article (Use Article Pack) ]

Atomic and molecular processes in external fields

•	Quantum and classical chaos for a single trapped ion A. J. Scott, C. A. Holmes, and G. J. Milburn Published 8 December 1999 (7 pages) 013401 [View PDF (379 kB) or Buy this Article (Use Article Pack) ]

•	Laser-induced resonance states as dynamic suppressors of ionization in high-frequency short pulses Danny Barash, Ann E. Orel, and Roi Baer Published 8 December 1999 (5 pages) 013402 [View PDF (65 kB) or Buy this Article (Use Article Pack) ]

•	Measurement of the quantum state of electronic wave packets R. R. Jones and M. B. Campbell Published 8 December 1999 (5 pages) 013403 [View PDF (172 kB) or Buy this Article (Use Article Pack) ]

•	Continuous-probe solutions for self-similar pulses in four-level systems G. S. Agarwal and J.H. Eberly Published 10 December 1999 (4 pages) 013404 [View PDF (51 kB) or Buy this Article (Use Article Pack) ]

•	High-brilliance Zeeman-slowed cesium atomic beam F. Lison, P. Schuh, D. Haubrich, and D. Meschede Published 10 December 1999 (9 pages) 013405 [View PDF (562 kB) or Buy this Article (Use Article Pack) ]

•	Evaporative cooling of trapped fermionic atoms W. Geist, A. Idrizbegovic, M. Marinescu, T. A. Kennedy, and L. You Published 13 December 1999 (7 pages) 013406 [View PDF (141 kB) or Buy this Article (Use Article Pack) ]

•	Nonperturbative theory and computation of the nonlinear response of He to dc and ac fields Theodoros Mercouris, Spyros I. Themelis, and Cleanthes A. Nicolaides Published 13 December 1999 (12 pages) 013407 [View PDF (164 kB) or Buy this Article (Use Article Pack) ]

•	High-order perturbation expansion of non-Hermitian Floquet theory for multiphoton and above-threshold ionization processes Dmitry A. Telnov and Shih-I Chu Published 14 December 1999 (11 pages) 013408 [View PDF (119 kB) or Buy this Article (Use Article Pack) ]

•	Magneto-optical trap as an optical lattice H. Schadwinkel, U. Reiter, V. Gomer, and D. Meschede Published 14 December 1999 (4 pages) 013409 [View PDF (110 kB) or Buy this Article (Use Article Pack) ]

•	Optical Galton board D. Bouwmeester, I. Marzoli, G. P. Karman, W. Schleich, and J. P. Woerdman Published 14 December 1999 (9 pages) 013410 [View PDF (434 kB) or Buy this Article (Use Article Pack) ]

Matter waves

•	Two-component condensates: The role of temperature Patrik Öhberg Published 8 December 1999 (7 pages) 013601 [View PDF (313 kB) or Buy this Article (Use Article Pack) ]

•	Temperature-induced resonances and Landau damping of collective modes in Bose-Einstein condensed gases in spherical traps M. Guilleumas and L. P. Pitaevskii Published 9 December 1999 (10 pages) 013602 [View PDF (124 kB) or Buy this Article (Use Article Pack) ]

•	Interferometric approaches to atom-surface van der Waals interactions in atomic mirrors Michel Gorlicki, Sylvain Feron, Vincent Lorent, and Martial Ducloy Published 9 December 1999 (9 pages) 013603 [View PDF (145 kB) or Buy this Article (Use Article Pack) ]

•	Vortex line and ring dynamics in trapped Bose-Einstein condensates B. Jackson, J. F. McCann, and C. S. Adams Published 10 December 1999 (7 pages) 013604 [View PDF (118 kB) or Buy this Article (Use Article Pack) ]

•	Excitation-assisted inelastic processes in trapped Bose-Einstein condensates D. Guéry-Odelin and G. V. Shlyapnikov Published 13 December 1999 (4 pages) 013605 [View PDF (58 kB) or Buy this Article (Use Article Pack) ]

•	Statistics of atomic populations in output coupled wave packets from Bose-Einstein condensates: Four-wave mixing K. Rza̧żewski, M. Trippenbach, S. J. Singer, and Y. B. Band Published 14 December 1999 (5 pages) 013606 [View PDF (67 kB) or Buy this Article (Use Article Pack) ]

•	Measurement of spin-precession angles of resonant tunneling neutrons Masahiro Hino, Norio Achiwa, Seiji Tasaki, Toru Ebisawa, Takeshi Kawai, and Dai Yamazaki Published 14 December 1999 (8 pages) 013607 [View PDF (166 kB) or Buy this Article (Use Article Pack) ]

•	Decoherence in two Bose-Einstein condensates Le-Man Kuang, Zhao-Yang Tong, Zhong-Wen Ouyang, and Hao-Sheng Zeng Published 14 December 1999 (6 pages) 013608 [View PDF (79 kB) or Buy this Article (Use Article Pack) ]

Quantum optics, physics of lasers, nonlinear optics

•	Coherent two-field spectroscopy of degenerate two-level systems A. Lezama, S. Barreiro, A. Lipsich, and A. M. Akulshin Published 8 December 1999 (11 pages) 013801 [View PDF (670 kB) or Buy this Article (Use Article Pack) ]

•	Measurement of high conversion efficiency to 123.6-nm radiation in a four-wave-mixing scheme enhanced by electromagnetically induced transparency C. Dorman, I. Kucukkara, and J. P. Marangos Published 8 December 1999 (5 pages) 013802 [View PDF (48 kB) or Buy this Article (Use Article Pack) ]

•	Pulse propagation of synchrotron radiation through a nuclear two-resonance system U. van Bürck, W. Potzel, P. Schindelmann, Yu. V. Shvyd’ko, E. Gerdau, O. Leupold, and H. D. Rüter Published 8 December 1999 (8 pages) 013803 [View PDF (143 kB) or Buy this Article (Use Article Pack) ]

•	Interference and partial which-way information: A quantitative test of duality in two-atom resonance Y. Abranyos, M. Jakob, and J. Bergou Published 8 December 1999 (9 pages) 013804 [View PDF (164 kB) or Buy this Article (Use Article Pack) ]

•	Nonclassical fields and the nonlinear interferometer Barry C. Sanders and Dien A. Rice Published 10 December 1999 (9 pages) 013805 [View PDF (109 kB) or Buy this Article (Use Article Pack) ]

•	Universal homodyne tomography with a single local oscillator G. Mauro D’Ariano, Massimiliano F. Sacchi, and Prem Kumar Published 13 December 1999 (8 pages) 013806 [View PDF (285 kB) or Buy this Article (Use Article Pack) ]

•	Gain components in the Autler-Townes doublet from quantum interferences in decay channels Sunish Menon and G. S. Agarwal Published 13 December 1999 (8 pages) 013807 [View PDF (114 kB) or Buy this Article (Use Article Pack) ]

•	Femtosecond time-resolved Raman spectroscopy using stimulated Raman scattering Masayuki Yoshizawa and Makoto Kurosawa Published 14 December 1999 (6 pages) 013808 [View PDF (74 kB) or Buy this Article (Use Article Pack) ]

•	Control of decoherence and relaxation by frequency modulation of a heat bath G. S. Agarwal Published 14 December 1999 (5 pages) 013809 [View PDF (69 kB) or Buy this Article (Use Article Pack) ]

BRIEF REPORTS

Fundamental concepts

•	Nonrelativistic wave equation for a system of interacting particles M. V. Kuzmenko Published 8 December 1999 (4 pages) 014101 [View PDF (55 kB) or Buy this Article (Use Article Pack) ]

•	Brillouin-Wigner perturbation methods for coupled oscillators V. Špirko, M. Rozložník, and J. Čížek Published 10 December 1999 (4 pages) 014102 [View PDF (47 kB) or Buy this Article (Use Article Pack) ]

Atomic and molecular structure and dynamics

•	Binding energies, hyperfine structure, and magnetic dipole decay rates for Os- 5d76s2 4F levels Peggy L. Norquist and Donald R. Beck Published 10 December 1999 (3 pages) 014501 [View PDF (39 kB) or Buy this Article (Use Article Pack) ]

Atomic and molecular collisions and interactions

•	Collisions of ground-state hydrogen atoms M. J. Jamieson, A. Dalgarno, B. Zygelman, P. S. Krstić, and D. R. Schultz Published 10 December 1999 (4 pages) 014701 [View PDF (49 kB) or Buy this Article (Use Article Pack) ]

Photon, electron, atom, and molecule interactions with solids and surfaces

•	Influence of short-range interference on ionization threshold law Naoyuki Miyashita, Shinichi Watanabe, Michio Matsuzawa, and Joseph H. Macek Published 14 December 1999 (3 pages) 014901 [View PDF (44 kB) or Buy this Article (Use Article Pack) ]

Matter waves

•	Self-trapping, quantum tunneling, and decay rates for a Bose gas with attractive nonlocal interaction Luca Salasnich Published 8 December 1999 (4 pages) 015601 [View PDF (68 kB) or Buy this Article (Use Article Pack) ]

•	Maximum thickness of a two-dimensional trapped Bose system Sang-Hoon Kim Published 8 December 1999 (1 pages) 015602 [View PDF (19 kB) or Buy this Article (Use Article Pack) ]

Quantum optics, physics of lasers, nonlinear optics

•	Quantum-state tomography of two-mode light using generalized rotations in phase space M. G. Raymer and A. C. Funk Published 10 December 1999 (3 pages) 015801 [View PDF (37 kB) or Buy this Article (Use Article Pack) ]

ERRATA

•	Erratum: Pseudoconvexity of the atomic electron density: A numerical study [Phys. Rev. A 47, 4735 (1993)] Rodolfo O. Esquivel, Robin P. Sagar, Vedene H. Smith, Jiqiang Chen, and M. J. Stott Published 8 December 1999 (1 pages) 019901 [View PDF (16 kB) ]