• LETTERS
  • General Physics
  • Gravitation and Astrophysics
  • 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

•	Disorder-assisted tunneling through a double-barrier structure James Leo and A. H. MacDonald pp. 817-820 [View   PDF (591 kB)  See Also: Erratum]

•	Synchronization in chaotic systems Louis M. Pecora and Thomas L. Carroll pp. 821-824 [View   PDF (526 kB) ]

•	Gyroscope-weighing experiment with a null result J. E. Faller, W. J. Hollander, P. G. Nelson, and M. P. McHugh pp. 825-826 [View   PDF (320 kB) ]

•	Open superstrings in four dimensions Zvi Bern and David C. Dunbar pp. 827-830 [View   PDF (616 kB) ]

•	Generalized McClain-Roth-O’Brien-Tan theorem and the string free energy at higher genus Yvan Leblanc pp. 831-834 [View   PDF (468 kB) ]

•	Limit on the flux of cosmic-ray magnetic monopoles from operation of an eight-loop superconducting detector M. E. Huber, B. Cabrera, M. A. Taber, and R. D. Gardner pp. 835-838 [View   PDF (673 kB) ]

•	New limit set on cosmic-ray monopole flux by a large-area superconducting magnetic-induction detector S. Bermon, C. C. Chi, C. C. Tsuei, J. R. Rozen, P. Chaudhari, M. W. McElfresh, and A. Prodell pp. 839-842 [View   PDF (687 kB) ]

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Branching ratio and asymmetry for Ξ0→Λγ C. James, K. Heller, P. Border, J. Dworkin, O. E. Overseth, R. Rameika, G. Valenti, R. Handler, B. Lundberg, L. Pondrom, M. Sheaff, C. Wilkinson, A. Beretvas, P. Cushman, T. Devlin, K. B. Luk, G. B. Thomson, and R. Whitman pp. 843-846 [View   PDF (578 kB)  See Also: Erratum]

•	Kaon and pion production in central Si+Au collisions at 14.6A GeV/c T. Abbott et al. pp. 847-850 [View   PDF (681 kB) ]

•	Double and single ionization of helium by high velocity N7+ ions O. Heber, B. B. Bandong, G. Sampoll, and R. L. Watson pp. 851-853 [View   PDF (419 kB) ]

•	Observation of quantum beats in the resonance fluorescence of free excitons V. Langer, H. Stolz, and W. von der Osten pp. 854-857 [View   PDF (705 kB) ]

•	Magnetic-field-induced laser cooling below the Doppler limit B. Sheehy, S-Q. Shang, P. van der Straten, S. Hatamian, and H. Metcalf pp. 858-861 [View   PDF (680 kB) ]

•	Dynamics of atomic ionization suppression and electron localization in an intense high-frequency radiation field Q. Su, J. H. Eberly, and J. Javanainen pp. 862-865 [View   PDF (770 kB) ]

•	Instabilities of one-dimensional cellular patterns P. Coullet and G. Iooss pp. 866-869 [View   PDF (615 kB) ]

•	Reinitiation and feedback in global instabilities of subsonic spatially developing mixing layers F. F. Grinstein, E. S. Oran, and J. P. Boris pp. 870-873 [View   PDF (770 kB) ]

•	Increase in regularity by polymer addition during chaotic mixing in two-dimensional flows C. W. Leong and J. M. Ottino pp. 874-877 [View   PDF (914 kB) ]

•	Interaction of defects in two-dimensional systems S. Rica and E. Tirapegui pp. 878-881 [View   PDF (512 kB) ]

•	Dynamics of immiscible-fluid displacement in a capillary tube Min-Yao Zhou and Ping Sheng pp. 882-885 [View   PDF (764 kB) ]

•	Steady-state toroidal plasma around a spherical anode in a magnetic field R. G. Greaves, D. A. Boyd, J. A. Antoniades, and R. F. Ellis pp. 886-889 [View   PDF (834 kB) ]

•	Nonlinear evolution of the modulational instability of whistler waves V. I. Karpman, F. R. Hansen, T. Huld, J. P. Lynov, H. L. Pécseli, and J. Juul Rasmussen pp. 890-893 [View   PDF (645 kB) ]

•	New mode of growth of 3B in hypercooled 3A: Evidence of a spin supercurrent S. T. Boyd and G. W. Swift pp. 894-897 [View   PDF (680 kB) ]

•	Solubility of fluid helium in solid nitrogen at high pressure Willem L. Vos and Jan A. Schouten pp. 898-901 [View   PDF (627 kB) ]

•	Quantum kinks and the growth resistance of atomically rough 4He crystals D. O. Edwards, S. Mukherjee, and M. S. Pettersen pp. 902-905 [View   PDF (640 kB) ]

•	Smectic-O films Yves Galerne and Lionel Liebert pp. 906-909 [View   PDF (761 kB) ]

•	Intrinsic torsional viscosity of nematic liquid crystals Paul Goldbart and Ping Ao pp. 910-913 [View   PDF (814 kB) ]

•	Negative moments of current distribution in random resistor networks Byungnam Kahng pp. 914-917 [View   PDF (586 kB) ]

•	Reentrant first-order layering transitions in multilayer argon films on graphite H. S. Youn and G. B. Hess pp. 918-921 [View   PDF (631 kB) ]

•	Layer-by-layer melting of argon films on graphite: A neutron-diffraction study J. Z. Larese and Q. M. Zhang pp. 922-925 [View   PDF (769 kB) ]

•	Roughening phase transition in surface growth Hong Yan, David Kessler, and L. M. Sander pp. 926-929 [View   PDF (629 kB) ]

•	Growth and kinetic roughening of quasicrystals and other incommensurate systems John Toner pp. 930-933 [View   PDF (631 kB) ]

•	Superheating and supercooling of lead precipitates in aluminum L. Gråbaek, J. Bohr, E. Johnson, A. Johansen, L. Sarholt-Kristensen, and H. H. Andersen pp. 934-937 [View   PDF (700 kB) ]

•	High-resolution incoherent imaging of crystals S. J. Pennycook and D. E. Jesson pp. 938-941 [View   PDF (1069 kB) ]

•	Formation of excited hydrogen states in stimulated desorption from an alkali-promoted surface P. D. Johnson, A. J. Viescas, P. Nordlander, and J. C. Tully pp. 942-945 [View   PDF (670 kB) ]

•	Phonon temperature overshoot in GaAs excited by subpicosecond laser pulses Dai-sik Kim and Peter Y. Yu pp. 946-949 [View   PDF (727 kB) ]

•	Mott-Hubbard metal-insulator transition in nonbipartite lattices H. R. Krishnamurthy, C. Jayaprakash, Sanjoy Sarker, and Wolfgang Wenzel pp. 950-953 [View   PDF (640 kB) ]

•	Quasiparticle trapping from a single-crystal superconductor into a normal-metal film via the proximity effect D. J. Goldie, N. E. Booth, C. Patel, and G. L. Salmon pp. 954-957 [View   PDF (593 kB) ]

•	Proximity-effect superconductive tunneling in Nb on InGaAs/InP/InGaAs heterostructures A. Kastalsky, L. H. Greene, J. B. Barner, and R. Bhat pp. 958-961 [View   PDF (628 kB) ]

•	Calculation of giant fractional Shapiro steps in Josephson-junction arrays K. H. Lee, D. Stroud, and J. S. Chung pp. 962-965 [View   PDF (633 kB)  See Also: Erratum]

•	Direct observation of dissipative flux motion and pinning by twin boundaries in YBa2Cu3O7-δ single crystals W. K. Kwok, U. Welp, G. W. Crabtree, K. G. Vandervoort, R. Hulscher, and J. Z. Liu pp. 966-969 [View   PDF (630 kB) ]

•	Oxygen ordering in the basal plane of YBa2Cu3Oz: Ground states Joachim Stolze pp. 970-973 [View   PDF (610 kB) ]

•	Superconducting instability of staggered-flux phase in the t-J model Fu Chun Zhang pp. 974-977 [View   PDF (648 kB) ]

•	Comment on ‘‘Disorder and the superfluid transition in liquid 4’ Gary A. Williams pp. 978 [View   PDF (157 kB) ]

•	Chan et al. reply Moses H. Chan, K. I. Blum, S. Q. Murphy, G. K. Wong, and J. D. Reppy pp. 979 [View   PDF (100 kB) ]

•	Comment on ‘‘Evidence of eightfold coordination for Co atoms at the CoSi2/Si(111) interface’’ J. Zegenhagen, R. T. Tung, J. R. Patel, and P. E. Freeland pp. 980 [View   PDF (172 kB) ]

•	Rossi et al. reply G. Rossi, X. Jin, A. Santaniello, P. De Padova, and D. Chandesris pp. 981 [View   PDF (146 kB) ]