• LETTERS
  • General Physics
  • Elementary Particles and Fields
  • Nuclear Physics
  • Atomic, Molecular, and Optical Physics
  • Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.
  • Plasma and Beam Physics
  • Condensed Matter: Structure, Etc.
  • Condensed Matter: Electronic Properties, Etc.
• COMMENTS

•	Limiting quasienergy statistics for simple quantum systems F. M. Izrailev pp. 541-544 [View   PDF (819 kB) ]

•	Test of scaling exponents for percolation-cluster perimeters Robert M. Ziff pp. 545-548 [View   PDF (778 kB) ]

•	Observation of a new charmed meson H. Albrecht et al. pp. 549-552 [View   PDF (791 kB) ]

•	Slow-monopole search with large-area helium-gas propor- tional-counter array T. Hara, M. Honda, Y. Ohno, N. Hayashida, K. Kamata, T. Kifune, G. Tanahashi, M. Mori, Y. Matsubara, M. Teshima, M. Kobayashi, T. Kondo, K. Nishijima, and Y. Totsuka pp. 553-556 [View   PDF (887 kB) ]

•	Baryogenesis and the gravitino problem in superstring models G. Lazarides, C. Panagiotakopoulos, and Q. Shafi pp. 557-560 [View   PDF (765 kB) ]

•	Mechanism for understanding small neutrino mass in superstring theories Rabindra N. Mohapatra pp. 561-563 [View   PDF (528 kB) ]

•	Solution to the neutrino-mass problem in superstring E6 theory S. Nandi and U. Sarkar pp. 564-567 [View   PDF (781 kB) ]

•	Electric and magnetic dipole transitions to bound states in 206Pb R. Ratzek, U. E. Berg, C. Blasing, A. Jung, S. Schennach, R. Stock, F.-J. Urban, and H. Wickert pp. 568-571 [View   PDF (721 kB) ]

•	Quasielastic nucleon transfer and the heavy-ion interaction potential A. M. van den Berg, W. Henning, L. L. Lee, K. T. Lesko, K. E. Rehm, J. P. Schiffer, G. S. Stephans, F. L. Wolfs, and W. S. Freeman pp. 572-575 [View   PDF (724 kB) ]

•	Measurement of the 1S-2S frequency in atomic hydrogen E. A. Hildum, U. Boesl, D. H. McIntyre, R. G. Beausoleil, and T. W. Hansch pp. 576-579 [View   PDF (991 kB) ]

•	Interferometric measurement of the 1S1/2-2S1/2 transition frequency in atomic hydrogen J. R. Barr, J. M. Girkin, J. M. Tolchard, and A. I. Ferguson pp. 580-583 [View   PDF (977 kB) ]

•	Synchrotron radiation studies of the Ar 3s-1 binding-energy spectrum: A comparison of experimental intensities and theory C. E. Brion, K. H. Tan, and G. M. Bancroft pp. 584-587 [View   PDF (870 kB) ]

•	Observation of unexpected density effects in muon-catalyzed d-t fusion S. E. Jones, A. N. Anderson, A. J. Caffrey, C. DeW. Van Siclen, K. D. Watts, J. N. Bradbury, J. S. Cohen, P. A. Gram, M. Leon, H. R. Maltrud, and M. A. Paciotti pp. 588-591 [View   PDF (764 kB) ]

•	Autodetachment spectroscopy of metastable He2 - T. J. Kvale, R. N. Compton, G. D. Alton, J. S. Thompson, and D. J. Pegg pp. 592-595 [View   PDF (709 kB)  See Also: Erratum]

•	Bragg resonance of light in optical superlattices P. St. Russell pp. 596-599 [View   PDF (689 kB) ]

•	New exact solutions and bifurcations in the spatial distribution of polarization in third-order nonlinear optical interactions G. Gregori and S. Wabnitz pp. 600-603 [View   PDF (716 kB) ]

•	Electromagnetic field cascading in the beat-wave generation of plasma waves S. J. Karttunen and R. R. Salomaa pp. 604-607 [View   PDF (745 kB) ]

•	Real-space observation of π-bonded chains and surface disorder on Si(111)2×1 R. M. Feenstra, W. A. Thompson, and A. P. Fein pp. 608-611 [View   PDF (1042 kB) ]

•	Kapitza conductance between gaseous atomic hydrogen and liquid helium Victor V. Goldman pp. 612-615 [View   PDF (776 kB) ]

•	Structural instability of ultrafine particles of metals Sumio Iijima and Toshinari Ichihashi pp. 616-619 [View   PDF (1523 kB) ]

•	Commensurate, incommensurate and rotated Xe monolayers on Pt(111): A He diffraction study Klaus Kern, Rudolf David, Robert L. Palmer, and George Comsa pp. 620-623 [View   PDF (906 kB) ]

•	Critical and noncritical roughening of surfaces Franz S. Rys pp. 624-627 [View   PDF (756 kB) ]

•	Helium on graphite: Low-temperature desorption kinetics and sticking coefficient P. Taborek and L. J. Senator pp. 628-631 [View   PDF (925 kB) ]

•	New empirical model for the structural properties of silicon J. Tersoff pp. 632-635 [View   PDF (1066 kB) ]

•	Molecular imaging of tobacco mosaic virus lyotropic nematic phases Joseph A. Zasadzinski and Robert B. Meyer pp. 636-638 [View   PDF (1293 kB) ]

•	Evidence for the coexistence of charge- and spin-density waves in 2H-TaS2 T. Butz, K. -H. Ebeling, E. Hagn, S. Saibene, E. Zech, and A. Lerf pp. 639-642 [View   PDF (858 kB) ]

•	Modifications of hopping transport due to electrostatically enhanced Coulomb repulsion O. Entin-Wohlman and Z. Ovadyahu pp. 643-646 [View   PDF (661 kB) ]

•	Universal disorder-induced transition in the resistivity behavior of strongly coupled metals M. Gurvitch pp. 647-650 [View   PDF (839 kB) ]

•	Inverse-photoemission spectroscopy at the metal-electrolyte interface R. McIntyre and J. K. Sass pp. 651-654 [View   PDF (893 kB) ]

•	Pulsed-laser irradiated silicon studied by time-resolved x-ray absorption (90–300 eV) Kouichi Murakami, Hans C. Gerritsen, Hedser van Brug, Fred Bijkerk, Frans W. Saris, and Marnix J. van der Wiel pp. 655-658 [View   PDF (725 kB) ]

•	Frequency-dependent response of pinned charge-density-wave condensates: Classical versus quantum description D. Reagor and G. Gruner pp. 659-662 [View   PDF (862 kB) ]

•	NMR study of the structure and motion of charge density waves in NbSe3 Joseph H. Ross, Zhiyue Wang, and Charles P. Slichter pp. 663-666 [View   PDF (852 kB) ]

•	Magnetic-field–induced transition and quantum oscillations in tetramethyltetraselenafulvalenium perrhenate, (TMTSF)2ReO4 H. Schwenk, S. S. Parkin, R. Schumaker, R. L. Greene, and D. Schweitzer pp. 667-670 [View   PDF (878 kB) ]

•	Photogeneration of confined soliton pairs (bipolarons) in polythiophene Z. Vardeny, E. Ehrenfreund, O. Brafman, M. Nowak, H. Schaffer, A. J. Heeger, and F. Wudl pp. 671-674 [View   PDF (879 kB) ]

•	Reference levels for heterojunctions and Schottky barriers J. Tersoff pp. 675 [View   PDF (256 kB) ]