Volume 78, Issue 23

M. May, D. Alburger, S. Bart, R. Chrien, R. Sawafta, M. Deutsch, V. Lia, S. W. Wissink, J. Lisantti, S. P. Wells, S. M. Bowyer, W. A. Franklin, K. Hicks, H. Clark, R. Michael, L. Lee, H. Funsten, C. Kormanyos, J. Wise, M. B. Barakat, and R. Stearns

Phys. Rev. Lett. 78, 4343 (1997) - Published 9 June, 1997

Application of the Kerman-Klein Method to the Solution of a Spherical Shell Model for a Deformed Rare-Earth Nucleus

Pavlos Protopapas and Abraham Klein

Phys. Rev. Lett. 78, 4347 (1997) - Published 9 June, 1997

Atomic, Molecular, and Optical Physics

High Resolution Quantum Recurrence Spectra: Beyond the Uncertainty Principle

Jörg Main, Vladimir A. Mandelshtam, and Howard S. Taylor

Phys. Rev. Lett. 78, 4351 (1997) - Published 9 June, 1997

Precision Measurement of the Electric Dipole Intercombination Rate in $C^{2 +}$

J. Doerfert, E. Träbert, A. Wolf, D. Schwalm, and O. Uwira

Phys. Rev. Lett. 78, 4355 (1997) - Published 9 June, 1997

Wave Packets in Perturbed Rydberg Systems

D. W. Schumacher, B. J. Lyons, and T. F. Gallagher

Phys. Rev. Lett. 78, 4359 (1997) - Published 9 June, 1997

Metastability of the Muonic Boron $2 S$ State

K. Kirch, D. Abbott, B. Bach, P. DeCecco, P. Hauser, D. Horváth, F. Kottmann, J. Missimer, R. T. Siegel, L. M. Simons, and D. Viel

Phys. Rev. Lett. 78, 4363 (1997) - Published 9 June, 1997

Electron Attachment to a Negative Ion: $e {+ C_{84}}^{-} ⇌ {C_{84}}^{- 2}$

R. N. Compton, A. A. Tuinman, C. E. Klots, Mark R. Pederson, and David C. Patton

Phys. Rev. Lett. 78, 4367 (1997) - Published 9 June, 1997

Discrete Visible Luminescence of Helium Atoms and Molecules Desorbing from Helium Clusters: The Role of Electronic, Vibrational, and Rotational Energy Transfer

K. von Haeften, A. R. B. de Castro, M. Joppien, L. Moussavizadeh, R. von Pietrowski, and T. Möller

Phys. Rev. Lett. 78, 4371 (1997) - Published 9 June, 1997

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Tracking Periodic Patterns into Spatiotemporal Chaotic Regimes

Weiping Lu, Dejin Yu, and Robert G. Harrison

Phys. Rev. Lett. 78, 4375 (1997) - Published 9 June, 1997

Synchronization of Spatiotemporal Chaos: The Regime of Coupled Spatiotemporal Intermittency

A. Amengual, E. Hernández-García, R. Montagne, and M. San Miguel

Phys. Rev. Lett. 78, 4379 (1997) - Published 9 June, 1997

Universal Broadening of Frequency Spectra in Parametrically Driven Systems

Dmitry Rinberg, Vladimir Cherepanov, and Victor Steinberg

Phys. Rev. Lett. 78, 4383 (1997) - Published 9 June, 1997

Global Measures of Local Convective Instabilities

C. Cossu and J. M. Chomaz

Phys. Rev. Lett. 78, 4387 (1997) - Published 9 June, 1997

Eckhaus-Benjamin-Feir Instability in Rotating Convection

Yuanming Liu and Robert E. Ecke

Phys. Rev. Lett. 78, 4391 (1997) - Published 9 June, 1997

Interfacial Energy Balance Equation for Surface-Tension-Driven Bénard Convection

Kang Ping Chen

Phys. Rev. Lett. 78, 4395 (1997) - Published 9 June, 1997

Coherent Structures and Conditional Statistics in Inhomogeneous Turbulent Mixing

Gustavo Stolovitzky, Jean Luc Aider, and Jose Eduardo Wesfreid

Phys. Rev. Lett. 78, 4398 (1997) - Published 9 June, 1997

Plasma and Beam Physics

Structure of Bernstein Modes in a Nonneutral Plasma Column

S. C. Neu and G. J. Morales

Phys. Rev. Lett. 78, 4402 (1997) - Published 9 June, 1997

Nonlinear $m = 1$ Mode and Fast Reconnection in Collisional Plasmas

A. Y. Aydemir

Phys. Rev. Lett. 78, 4406 (1997) - Published 9 June, 1997

Condensed Matter: Structure, Etc.

Single-Molecule Dissociation by Tunneling Electrons

B. C. Stipe, M. A. Rezaei, W. Ho, S. Gao, M. Persson, and B. I. Lundqvist

Phys. Rev. Lett. 78, 4410 (1997) - Published 9 June, 1997

Dirt Softens Soap: Anomalous Elasticity of Disordered Smectics

Leo Radzihovsky and John Toner

Phys. Rev. Lett. 78, 4414 (1997) - Published 9 June, 1997

Amorphous Solid without Low Energy Excitations

Xiao Liu, B. E. White, Jr., R. O. Pohl, E. Iwanizcko, K. M. Jones, A. H. Mahan, B. N. Nelson, R. S. Crandall, and S. Veprek

Phys. Rev. Lett. 78, 4418 (1997) - Published 9 June, 1997

Direct Evidence for Stiffness Threshold in Chalcogenide Glasses

Xingwei Feng, W. J. Bresser, and P. Boolchand

Phys. Rev. Lett. 78, 4422 (1997) - Published 9 June, 1997

Geometrical Extended Self-Similarity and Intermittency in Diffusion-Limited Aggregates

D. Queiros-Conde

Phys. Rev. Lett. 78, 4426 (1997) - Published 9 June, 1997

Five-Dimensional Superstructure Model of Decagonal Al-Ni-Co Quasicrystals

Akiji Yamamoto and Steffen Weber

Phys. Rev. Lett. 78, 4430 (1997) - Published 9 June, 1997

Evidence for Size-Dependent Discrete Dispersions in Single-Wall Nanotubes

A. Kasuya, Y. Sasaki, Y. Saito, K. Tohji, and Y. Nishina

Phys. Rev. Lett. 78, 4434 (1997) - Published 9 June, 1997

N $a_{4}$ $C_{60}$ : An Alkali Intercalated Two-Dimensional Polymer

G. Oszlányi, G. Baumgartner, G. Faigel, and L. Forró

Phys. Rev. Lett. 78, 4438 (1997) - Published 9 June, 1997

Carbon Superatom Thin Films

Andrew Canning, Giulia Galli, and Jeongnim Kim

Phys. Rev. Lett. 78, 4442 (1997) - Published 9 June, 1997

Cascading Fermi Resonances and the Soft Mode in Dense Ice

Viktor V. Struzhkin, Alexander F. Goncharov, Russell J. Hemley, and Ho-kwang Mao

Phys. Rev. Lett. 78, 4446 (1997) - Published 9 June, 1997

${{Si}_{3} O}_{y}$ ( $y = 1 - 6$ ) Clusters: Models for Oxidation of Silicon Surfaces and Defect Sites in Bulk Oxide Materials

Lai-Sheng Wang, John B. Nicholas, Michel Dupuis, Hongbin Wu, and Steven D. Colson

Phys. Rev. Lett. 78, 4450 (1997) - Published 9 June, 1997

H-Induced Reconstruction and Faceting of Al Surfaces

Roland Stumpf

Phys. Rev. Lett. 78, 4454 (1997) - Published 9 June, 1997

Role of Surface Thermal Motion in the Dissociative Chemisorption and Recombinative Desorption of $D_{2}$ on Ag(111)

M. J. Murphy and A. Hodgson

Phys. Rev. Lett. 78, 4458 (1997) - Published 9 June, 1997

Limits on Surface Vicinality and Growth Rate due to Hollow Dislocation Cores on KDP ${101}$

J. J. De Yoreo, T. A. Land, and J. D. Lee

Phys. Rev. Lett. 78, 4462 (1997) - Published 9 June, 1997

Condensed Matter: Electronic Properties, Etc.

Interaction-Induced Polarization Rotation in Anisotropic Semiconductor Quantum Wells

R. Binder

Phys. Rev. Lett. 78, 4466 (1997) - Published 9 June, 1997

Microscopic Theory of Motional Narrowing of Microcavity Polaritons in a Disordered Potential

V. Savona, C. Piermarocchi, A. Quattropani, F. Tassone, and P. Schwendimann

Phys. Rev. Lett. 78, 4470 (1997) - Published 9 June, 1997

Metastable Bloch Oscillators

Vincenzo Grecchi and Andrea Sacchetti

Phys. Rev. Lett. 78, 4474 (1997) - Published 9 June, 1997

Transition in the Correlated 2D Electron System Induced by a Periodic Density Modulation

R. L. Willett, K. W. West, and L. N. Pfeiffer

Phys. Rev. Lett. 78, 4478 (1997) - Published 9 June, 1997

Cotunneling at Resonance for the Single-Electron Transistor

Jürgen König, Herbert Schoeller, and Gerd Schön

Phys. Rev. Lett. 78, 4482 (1997) - Published 9 June, 1997

Pairing Correlations in the Two-Dimensional Hubbard Model

Shiwei Zhang, J. Carlson, and J. E. Gubernatis

Phys. Rev. Lett. 78, 4486 (1997) - Published 9 June, 1997

Simple Ginzburg-Landau Theory for Vortices in a Crystal Lattice

Joonhyun Yeo and M. A. Moore

Phys. Rev. Lett. 78, 4490 (1997) - Published 9 June, 1997

Giant Magnetocaloric Effect in ${Gd}_{5} ({Si}_{2} {Ge}_{2})$

V. K. Pecharsky and K. A. Gschneidner, Jr.

Phys. Rev. Lett. 78, 4494 (1997) - Published 9 June, 1997

Far-Infrared Studies of the Insulator-Metal Transition in ${BaCo}_{0.9} {Ni}_{0.1} S_{1.9}$ : Evidence for an Anomalous Metallic Phase

K. H. Kim, Y. H. Kim, L. S. Martinson, and J. W. Schweitzer

Phys. Rev. Lett. 78, 4498 (1997) - Published 9 June, 1997

Cross-Disciplinary Physics

Dynamics of Plastic Deformation Fronts in an Aluminum Alloy

F. Mertens, Scott V. Franklin, and M. Marder

Phys. Rev. Lett. 78, 4502 (1997) - Published 9 June, 1997

Resolution of the Problems of Replacement Free Energy, $1 / S$ , and Internal Consistency in Nucleation Theory by Consideration of the Length Scale for Mixing Entropy

Howard Reiss, Willem K. Kegel, and Joseph L. Katz

Phys. Rev. Lett. 78, 4506 (1997) - Published 9 June, 1997

ERRATA

Internal Transport Barrier for Electrons in JT-60U Reversed Shear Discharges [Phys. Rev. Lett. 78, 2377 (1997)]

T. Fujita, S. Ide, H. Shirai, M. Kikuchi, O. Naito, Y. Koide, S. Takeji, H. Kubo, and S. Ishida

Phys. Rev. Lett. 78, 4529 (1997) - Published 9 June, 1997

Volume 78, Issue 23

LETTERS

General Physics

Gravitation and Astrophysics

Elementary Particles and Fields

Nuclear Physics