• LETTERS
  • General Physics
  • Gravitation and Astrophysics
  • Elementary Particles and Fields
  • Nuclear Physics
  • Atomic, Molecular, and Optical Physics
  • Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.
  • Interdisciplinary Physics: Biological Physics, Quantum Information, etc.
  • Condensed Matter: Structure, etc.
  • Condensed Matter: Electronic Properties, etc.
• COMMENTS

LETTERS

General Physics

•	Noise-Induced Scenario for Inverted Phase Diagrams M. Ibañes, J. García-Ojalvo, R. Toral, and J. M. Sancho Published 22 June 2001 (4 pages) 020601 [View PDF (91 kB) or Buy this Article (Use Article Pack) ]

•	Structure and the Reflectionless/Refractionless Nature of Parabolic Diffusion-Wave Fields Andreas Mandelis, Lena Nicolaides, and Yan Chen Published 20 June 2001 (4 pages) 020801 [View PDF (113 kB) or Buy this Article (Use Article Pack) ]

Gravitation and Astrophysics

•	Strange Star Heating Events as a Model for Giant Flares of Soft-Gamma-Ray Repeaters V. V. Usov Published 22 June 2001 (4 pages) 021101 [View PDF (115 kB) or Buy this Article (Use Article Pack) ]

Elementary Particles and Fields

•	First Observation of the Decay KL → π0e+e-γ A. Alavi-Harati et al. (The KTeV Collaboration) Published 25 June 2001 (5 pages) 021801 [View PDF (175 kB) or Buy this Article (Use Article Pack) ]

•	Soft-Pion Theorem for Hard Near-Threshold Pion Production P. V. Pobylitsa, M. V. Polyakov, and M. Strikman Published 20 June 2001 (4 pages) 022001 [View PDF (95 kB) or Buy this Article (Use Article Pack) ]

•	Polarizations of J/ψ and ψ′ in Hadroproduction at the Tevatron in the kt Factorization Approach Feng Yuan and Kuang-Ta Chao Published 20 June 2001 (4 pages) 022002 [View PDF (103 kB) or Buy this Article (Use Article Pack) ]

•	First Measurement of the Gerasimov-Drell-Hearn Integral for 1H from 200 to 800 MeV J. Ahrens et al. (GDH and A2 Collaborations) Published 22 June 2001 (5 pages) 022003 [View PDF (112 kB) or Buy this Article (Use Article Pack) ]

Nuclear Physics

•	Forward K+ Production in Subthreshold pA Collisions at 1.0 GeV V. Koptev et al. Published 21 June 2001 (4 pages) 022301 [View PDF (129 kB) or Buy this Article (Use Article Pack) ]

•	Signature of a Pairing Transition in the Heat Capacity of Finite Nuclei S. Liu and Y. Alhassid Published 25 June 2001 (4 pages) 022501 [View PDF (127 kB) or Buy this Article (Use Article Pack) ]

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Coexistence of Superdeformed Shapes in 154Er K. Lagergren, B. Cederwall, T. Bäck, R. Wyss, E. Ideguchi, A. Johnson, A. Ataç, A. Axelsson, F. Azaiez, A. Bracco, J. Cederkäll, Zs. Dombrádi, C. Fahlander, A. Gadea, B. Million, C. M. Petrache, C. Rossi-Alvarez, J. A. Sampson, D. Sohler, and M. Weiszflog Published 25 June 2001 (4 pages) 022502 [View PDF (175 kB) or Buy this Article (Use Article Pack) ]

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Evidence for Thermal Equilibration in Multifragmentation Reactions Probed with Bremsstrahlung Photons D. G. d'Enterria, L. Aphecetche, A. Chbihi, H. Delagrange, J. Díaz, M. J. van Goethem, M. Hoefman, A. Kugler, H. Löhner, G. Martínez, M. J. Mora, R. Ortega, R. W. Ostendorf, S. Schadmand, Y. Schutz, R. H. Siemssen, D. Stracener, P. Tlusty, R. Turrisi, M. Volkerts, V. Wagner, H. W. Wilschut, and N. Yahlali Published 21 June 2001 (4 pages) 022701 [View PDF (125 kB) or Buy this Article (Use Article Pack) ]

Atomic, Molecular, and Optical Physics

•	Dramatic Structure in the Photodetachment of Inner Shells of Negative Ions: Li- H.-L. Zhou, S. T. Manson, L. VoKy, N. Feautrier, and A. Hibbert Published 20 June 2001 (4 pages) 023001 [View PDF (106 kB) or Buy this Article (Use Article Pack) ]

•	Feasibility of Cooling and Trapping Metastable Alkaline-Earth Atoms Andrei Derevianko Published 22 June 2001 (4 pages) 023002 [View PDF (87 kB) or Buy this Article (Use Article Pack) ]

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Evidence for Interference Effects in Electron Emission from H2 Colliding with 60 MeV/u Kr34+ Ions N. Stolterfoht, B. Sulik, V. Hoffmann, B. Skogvall, J. Y. Chesnel, J. Rangama, F. Frémont, D. Hennecart, A. Cassimi, X. Husson, A. L. Landers, J. A. Tanis, M. E. Galassi, and R. D. Rivarola Published 21 June 2001 (4 pages) 023201 [View PDF (202 kB) or Buy this Article (Use Article Pack) ]

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

•	Vibrational Imaging with High Sensitivity via Epidetected Coherent Anti-Stokes Raman Scattering Microscopy Andreas Volkmer, Ji-Xin Cheng, and X. Sunney Xie Published 20 June 2001 (4 pages) 023901 [View PDF (269 kB) or Buy this Article (Use Article Pack) ]

•	Observation of the Dynamical Inversion of the Topological Charge of an Optical Vortex Gabriel Molina-Terriza, Jaume Recolons, Juan P. Torres, Lluis Torner, and Ewan M. Wright Published 22 June 2001 (4 pages) 023902 [View PDF (255 kB) or Buy this Article (Use Article Pack) ]

•	Collective Dynamics of Two-Mode Stochastic Oscillators A. Nikitin, Z. Néda, and T. Vicsek Published 20 June 2001 (4 pages) 024101 [View PDF (150 kB) or Buy this Article (Use Article Pack) ]

•	Skew-Orthogonal Polynomials and Universality of Energy-Level Correlations Akhilesh Pandey and Saugata Ghosh Published 21 June 2001 (4 pages) 024102 [View PDF (83 kB) or Buy this Article (Use Article Pack) ]

Interdisciplinary Physics: Biological Physics, Quantum Information, etc.

•	Direct Observation of Surface Chemistry Using Ultrafast Soft-X-Ray Pulses M. Bauer, C. Lei, K. Read, R. Tobey, J. Gland, M. M. Murnane, and H. C. Kapteyn Published 22 June 2001 (4 pages) 025501 [View PDF (90 kB) or Buy this Article (Use Article Pack) ]

Condensed Matter: Structure, etc.

•	Rapid Entropy Drop, Kauzmann Catastrophe, and an Apparent Mode-Coupling Transition in Polymers: An Exact Model Calculation on a Husimi Cactus P. D. Gujrati and Andrea Corsi Published 22 June 2001 (4 pages) 025701 [View PDF (139 kB) or Buy this Article (Use Article Pack) ]

•	Mechanical Properties and Formation Mechanisms of a Wire of Single Gold Atoms G. Rubio-Bollinger, S. R. Bahn, N. Agraït, K. W. Jacobsen, and S. Vieira Published 20 June 2001 (4 pages) 026101 [View PDF (284 kB) or Buy this Article (Use Article Pack) ]

Condensed Matter: Electronic Properties, etc.

•	Screening Breakdown on the Route toward the Metal-Insulator Transition in Modulation Doped Si /SiGe Quantum Wells Z. Wilamowski, N. Sandersfeld, W. Jantsch, D. Többen, and F. Schäffler Published 20 June 2001 (4 pages) 026401 [View PDF (114 kB) or Buy this Article (Use Article Pack) ]

•	Magnetoresistance of Half-Metallic Oxide Nanocontacts J. J. Versluijs, M. A. Bari, and J. M. Coey Published 22 June 2001 (4 pages) 026601 [View PDF (119 kB) or Buy this Article (Use Article Pack) ]

•	Large Tunneling Magnetoresistance in GaMnAs /AlAs /GaMnAs Ferromagnetic Semiconductor Tunnel Junctions M. Tanaka and Y. Higo Published 22 June 2001 (4 pages) 026602 [View PDF (108 kB) or Buy this Article (Use Article Pack) ]

•	Transport through Quasiballistic Quantum Wires: The Role of Contacts Siddhartha Lal, Sumathi Rao, and Diptiman Sen Published 21 June 2001 (4 pages) 026801 [View PDF (84 kB) or Buy this Article (Use Article Pack) ]

•	Surface Conductance near the Order-Disorder Phase Transition on Si(100) Kwonjae Yoo and H. H. Weitering Published 21 June 2001 (4 pages) 026802 [View PDF (194 kB) or Buy this Article (Use Article Pack) ]

•	Devil's Staircase in the Magnetoresistance of a Periodic Array of Scatterers Jan Wiersig and Kang-Hun Ahn Published 21 June 2001 (4 pages) 026803 [View PDF (491 kB) or Buy this Article (Use Article Pack) ]

•	“Soft” Anharmonic Vortex Glass in Ferromagnetic Superconductors Leo Radzihovsky, A. M. Ettouhami, Karl Saunders, and John Toner Published 21 June 2001 (4 pages) 027001 [View PDF (103 kB) or Buy this Article (Use Article Pack) ]

•	Density of States below the Thouless Gap in a Mesoscopic SNS Junction P. M. Ostrovsky, M. A. Skvortsov, and M. V. Feigel'man Published 22 June 2001 (4 pages) 027002 [View PDF (96 kB) or Buy this Article (Use Article Pack) ]

•	Probing the Magnetic Forces in fcc-Fe(001) Films by Means of Surface Phonon Spectroscopy G. Benedek, E. Hulpke, and W. Steinhögl Published 20 June 2001 (4 pages) 027201 [View PDF (93 kB) or Buy this Article (Use Article Pack) ]

•	Ultrafast Vibrational Dephasing of Liquid Water Jens Stenger, Dorte Madsen, Peter Hamm, Erik T. Nibbering, and Thomas Elsaesser Published 20 June 2001 (4 pages) 027401 [View PDF (103 kB) or Buy this Article (Use Article Pack) ]

•	Evidence of Nonperturbative Continuum Correlations in Two-Dimensional Exciton Systems in Semiconductor Microcavities N. H. Kwong, R. Takayama, I. Rumyantsev, M. Kuwata-Gonokami, and R. Binder Published 22 June 2001 (4 pages) 027402 [View PDF (104 kB) or Buy this Article (Use Article Pack) ]

COMMENTS

•	Comment on “Completely Positive Quantum Dissipation” R. F. O'Connell Published 20 June 2001 (1 pages) 028901 [View PDF (41 kB) or Buy this Article (Use Article Pack) ]

•	Vacchini Replies: Bassano Vacchini Published 20 June 2001 (1 pages) 028902 [View PDF (38 kB) or Buy this Article (Use Article Pack) ]

•	Comment on “Do Semiclassical Zero Temperature Black Holes Exist” David A. Lowe Published 21 June 2001 (1 pages) 029001 [View PDF (38 kB) or Buy this Article (Use Article Pack) ]

•	Anderson, Hiscock, and Taylor Reply: Paul R. Anderson, William A. Hiscock, and Brett E. Taylor Published 21 June 2001 (1 pages) 029002 [View PDF (33 kB) or Buy this Article (Use Article Pack) ]

•	Comment on “Two-Body Random Ensembles: From Nuclear Spectra to Random Polynomials” R. Bijker and A. Frank Published 26 June 2001 (1 pages) 029201 [View PDF (39 kB) or Buy this Article (Use Article Pack) ]

•	Kusnezov Replies: Dimitri Kusnezov Published 26 June 2001 (1 pages) 029202 [View PDF (38 kB) or Buy this Article (Use Article Pack) ]

•	Comment on “Gas-Liquid Transition in a Two-Dimensional System of Millimeter-Sized Like-Charged Metal Balls” Noel A. Clark and David A. Coleman Published 20 June 2001 (1 pages) 029601 [View PDF (92 kB) or Buy this Article (Use Article Pack) ]

•	Tata Replies: B. V. Tata Published 20 June 2001 (1 pages) 029602 [View PDF (65 kB) or Buy this Article (Use Article Pack) ]