• LETTERS
  • Gravitation and Astrophysics
  • Elementary Particles and Fields
  • Nuclear Physics
  • Atomic, Molecular, and Optical Physics
  • Plasma and Beam Physics
  • Condensed Matter: Structure, Etc.
  • Condensed Matter: Electronic Properties, Etc.
  • Cross-Disciplinary Physics
• COMMENTS
• ERRATA

•	Cyclic appearances and disappearances of pulsars: Application to pulsar in SN 1987A Norman K. Glendenning pp. 1443-1446 [View   PDF (528 kB) ]

•	Search for heavy stable particles in 1.8-TeV pp¯ collisions at the Fermilab collider F. Abe et al. pp. 1447-1450 [View   PDF (672 kB) ]

•	CP violation in neutral-B decays to CP eigenstates Michael Gronau pp. 1451-1454 [View   PDF (608 kB) ]

•	Nonrenormalization theorem for large-Nc selection rules Michael P. Mattis pp. 1455-1458 [View   PDF (501 kB) ]

•	K/π ratios in relativistic nuclear collisions: A signature for the quark-gluon plasma? R. Mattiello, H. Sorge, H. Stöcker, and W. Greiner pp. 1459-1462 [View   PDF (624 kB) ]

•	Laser spectroscopy of light Yb isotopes on-line in a cooled gas cell G. D. Sprouse, J. Das, T. Lauritsen, J. Schecker, A. Berger, J. Billowes, C. H. Holbrow, H.-E. Mahnke, and S. L. Rolston pp. 1463-1466 [View   PDF (619 kB) ]

•	Irregular wave functions of a hydrogen atom in a uniform magnetic field D. Wintgen and A. Hönig pp. 1467-1470 [View   PDF (865 kB) ]

•	Measurement of resonance fluorescence in a laser-produced Al xii plasma C. A. Back, R. W. Lee, and C. Chenais-Popovics pp. 1471-1474 [View   PDF (703 kB) ]

•	Measurement of the expansion of picosecond laser-produced plasmas using resonance absorption profile spectroscopy O. L. Landen, D. G. Stearns, and E. M. Campbell pp. 1475-1478 [View   PDF (644 kB) ]

•	Phase-transition behavior in a negative-temperature guiding-center plasma Ralph A. Smith pp. 1479-1482 [View   PDF (581 kB) ]

•	Vibrational broadening in core-level spectra from adsorbates: C, N and O on Ni(100) Anders Nilsson and Nils Mårtensson pp. 1483-1486 [View   PDF (545 kB) ]

•	Chemical-equilibrium description of the gap-state distribution in a-Si:H K. Winer pp. 1487-1490 [View   PDF (673 kB) ]

•	Electronic structure of dangling and floating bonds in amorphous silicon R. Biswas, C. Z. Wang, C. T. Chan, K. M. Ho, and C. M. Soukoulis pp. 1491-1494 [View   PDF (607 kB) ]

•	Quasiparticle band gaps for ultrathin GaAs/AlAs(001) superlattices S. B. Zhang, Mark S. Hybertsen, Marvin L. Cohen, Steven G. Louie, and D. Tomanek pp. 1495-1498 [View   PDF (723 kB) ]

•	Theory of a single-atom point source for electrons N. D. Lang, A. Yacoby, and Y. Imry pp. 1499-1502 [View   PDF (668 kB) ]

•	Harmonic generation and scaling behavior in sliding-charge-density-wave conductors S. Bhattacharya, M. J. Higgins, and J. P. Stokes pp. 1503-1506 [View   PDF (717 kB) ]

•	Classical phase diffusion in small hysteretic Josephson junctions John M. Martinis and R. L. Kautz pp. 1507-1510 [View   PDF (711 kB) ]

•	Experimental evidence for vortex-glass superconductivity in Y-Ba-Cu-O R. H. Koch, V. Foglietti, W. J. Gallagher, G. Koren, A. Gupta, and M. P. Fisher pp. 1511-1514 [View   PDF (679 kB) ]

•	Role of the Madelung energy in hole conductivity in copper oxides: Difference between semiconductors and high-Tc superconductors J. B. Torrance and R. M. Metzger pp. 1515-1518 [View   PDF (594 kB) ]

•	Superconductivity from commensurate flux phases P. Lederer, D. Poilblanc, and T. M. Rice pp. 1519-1522 [View   PDF (610 kB) ]

•	Monte Carlo calculation of dynamical properties of the two-dimensional Hubbard model S. R. White, D. J. Scalapino, R. L. Sugar, and N. E. Bickers pp. 1523-1526 [View   PDF (550 kB) ]

•	Noise-induced bistability in a Monte Carlo surface-reaction model Kristen Fichthorn, Erdogan Gulari, and Robert Ziff pp. 1527-1530 [View   PDF (678 kB) ]

•	Possible effect of the local terrain on the North Carolina tower gravity experiment D. F. Bartlett and W. L. Tew pp. 1531 [View   PDF (199 kB) ]

•	Eckhardt et al. reply Donald H. Eckhardt, Christopher Jekeli, Andrew R. Lazarewicz, Anestis J. Romaides, and Roger W. Sands pp. 1532 [View   PDF (48 kB) ]

•	Comment on ‘‘Nonthermal intramolecular vibrational energy distribution in infrared-multiphoton-excited CF2Cl2’’ A. L. Malinovsky and E. A. Ryabov pp. 1533 [View   PDF (154 kB) ]

•	Chen, Wang, and Mazur reply K.-H. Chen, J. Wang, and E. Mazur pp. 1534 [View   PDF (153 kB) ]

•	Comment on ‘‘Identification of the s-derived valence-electron level in photoemission from alkali-metal adlayers on aluminum’’ H. Ishida pp. 1535 [View   PDF (155 kB) ]

•	Horn et al. reply: K. Horn, A. Hohlfeld, J. Somers, Th. Lindner, P. Hollins, and A. M. Bradshaw pp. 1536 [View   PDF (125 kB) ]

•	Comment on ‘‘Condensation of an instanton gas’’ Ulrich Weiss and Hermann Grabert pp. 1537 [View   PDF (170 kB) ]

•	Zwerger replies Wilhelm Zwerger pp. 1538 [View   PDF (209 kB) ]

•	Ground State of trans-Polyacetylene and the Peierls Mechanism J. Ashkenazi, W. E. Pickett, H. Krakauer, C. S. Wang, B. M. Klein, and S. R. Chubb pp. 1539 [View   PDF (59 kB) ]

•	Ununifying the Standard Model Howard Georgi, Elizabeth E. Jenkins, and Elizabeth H. Simmons pp. 1540 [View   PDF (44 kB) ]

•	Quenching of Einstein's A Coefficients by Photons F. Aumayr, J. Hung, and S. Suckewer pp. 1540 [View   PDF (44 kB) ]