Volume 98, Issue 26

29 June 2007

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On the Cover

A water propeller made from a rotating carbon nanotube, with blades of hydrophobic aromatic molecules.

From the article:

Chemically Tunable Nanoscale Propellers of Liquids
Boyang Wang and Petr Král
Phys. Rev. Lett. 98, 266102 (2007)

EDITORIALS AND ANNOUNCEMENTS

Announcement: New Prices and Payment Policy for Color Figures in the Print Journal

Phys. Rev. Lett. 98, 260001 (2007) - Published 25 June, 2007

HIGHLIGHTED ARTICLES

FEATURED IN PHYSICS

Architecture of Columnar Nacre, and Implications for Its Formation Mechanism

Rebecca A. Metzler, Mike Abrecht, Ronke M. Olabisi, Daniel Ariosa, Christopher J. Johnson, Bradley H. Frazer, Susan N. Coppersmith, and P. U. P. A. Gilbert

Phys. Rev. Lett. 98, 268102 (2007) - Published 29 June, 2007

EDITORS' SUGGESTION

Chemically Tunable Nanoscale Propellers of Liquids

Boyang Wang and Petr Král

Phys. Rev. Lett. 98, 266102 (2007) - Published 28 June, 2007

EDITORS' SUGGESTION

Effective Wavelength Scaling for Optical Antennas

Lukas Novotny

Phys. Rev. Lett. 98, 266802 (2007) - Published 27 June, 2007

EDITORS' SUGGESTION

Model for $1 / f$ Flux Noise in SQUIDs and Qubits

Roger H. Koch, David P. DiVincenzo, and John Clarke

Phys. Rev. Lett. 98, 267003 (2007) - Published 27 June, 2007

LETTERS

General Physics: Statistical and Quantum Mechanics, Quantum Information, etc.

Nonexponential Decoherence and Momentum Subdiffusion in a Quantum Lévy Kicked Rotator

Henning Schomerus and Eric Lutz

Phys. Rev. Lett. 98, 260401 (2007) - Published 25 June, 2007

Simulation and Detection of Dirac Fermions with Cold Atoms in an Optical Lattice

Shi-Liang Zhu, Baigeng Wang, and L.-M. Duan

Phys. Rev. Lett. 98, 260402 (2007) - Published 25 June, 2007

Spinor Dipolar Bose-Einstein Condensates: Classical Spin Approach

M. Takahashi, Sankalpa Ghosh, T. Mizushima, and K. Machida

Phys. Rev. Lett. 98, 260403 (2007) - Published 25 June, 2007

Superiority of Entangled Measurements over All Local Strategies for the Estimation of Product Coherent States

J. Niset, A. Acín, U. L. Andersen, N. J. Cerf, R. García-Patrón, M. Navascués, and M. Sabuncu

Phys. Rev. Lett. 98, 260404 (2007) - Published 26 June, 2007

Novel Quantum Phases of Dipolar Bose Gases in Optical Lattices

S. Yi, T. Li, and C. P. Sun

Phys. Rev. Lett. 98, 260405 (2007) - Published 28 June, 2007

Trapped Fermionic Clouds Distorted from the Trap Shape due to Many-Body Effects

Masudul Haque and H. T. C. Stoof

Phys. Rev. Lett. 98, 260406 (2007) - Published 29 June, 2007

Persistent Supercurrent Atom Chip

T. Mukai, C. Hufnagel, A. Kasper, T. Meno, A. Tsukada, K. Semba, and F. Shimizu

Phys. Rev. Lett. 98, 260407 (2007) - Published 29 June, 2007

Random Bipartite Entanglement from $W$ and $W$ -Like States

Ben Fortescue and Hoi-Kwong Lo

Phys. Rev. Lett. 98, 260501 (2007) - Published 28 June, 2007

Gravitation and Astrophysics

3D Collapse of Rotating Stellar Iron Cores in General Relativity Including Deleptonization and a Nuclear Equation of State

C. D. Ott, H. Dimmelmeier, A. Marek, H.-T. Janka, I. Hawke, B. Zink, and E. Schnetter

Phys. Rev. Lett. 98, 261101 (2007) - Published 29 June, 2007

Spacetime Emergence of the Robertson-Walker Universe from a Matrix Model

Johanna Erdmenger, René Meyer, and Jeong-Hyuck Park

Phys. Rev. Lett. 98, 261301 (2007) - Published 25 June, 2007

Algebraic Classification of Weyl Anomalies in Arbitrary Dimensions

Nicolas Boulanger

Phys. Rev. Lett. 98, 261302 (2007) - Published 29 June, 2007

Elementary Particles and Fields

Bound on the Photon Charge from the Phase Coherence of Extragalactic Radiation

Brett Altschul

Phys. Rev. Lett. 98, 261801 (2007) - Published 27 June, 2007

Experimental Constraints on the Spin and Parity of the $Λ_{c} (2880)^{+}$

R. Mizuk et al. (Belle Collaboration)

Phys. Rev. Lett. 98, 262001 (2007) - Published 28 June, 2007

Next-to-Leading-Order QCD Corrections to $t \bar{t} + jet$ Production at Hadron Colliders

S. Dittmaier, P. Uwer, and S. Weinzierl

Phys. Rev. Lett. 98, 262002 (2007) - Published 29 June, 2007

Nuclear Physics

From Self-Consistent Covariant Effective Field Theories to Their Galilean-Invariant Counterparts

A. Sulaksono, P. -G. Reinhard, T. J. Bürvenich, P. O. Hess, and J. A. Maruhn

Phys. Rev. Lett. 98, 262501 (2007) - Published 25 June, 2007

Experimental Study of Exclusive ${}^{2}H (e, e^{'} p) n$ Reaction Mechanisms at High $Q^{2}$

K. S. Egiyan et al. (CLAS Collaboration)

Phys. Rev. Lett. 98, 262502 (2007) - Published 27 June, 2007

Exact Removal of the Center-of-Mass Spurious States from Level Densities

Mihai Horoi and Vladimir Zelevinsky

Phys. Rev. Lett. 98, 262503 (2007) - Published 29 June, 2007

Atomic, Molecular, and Optical Physics

Observation of Hyperfine Mixing in Measurements of a Magnetic OctupoleDecay in Isotopically Pure Nickel-Like ${}^{129}{Xe}$ and ${}^{132}{Xe}$ Ions

E. Träbert, P. Beiersdorfer, and G. V. Brown

Phys. Rev. Lett. 98, 263001 (2007) - Published 28 June, 2007

Roughness Suppression via Rapid Current Modulation on an Atom Chip

J.-B. Trebbia, C. L. Garrido Alzar, R. Cornelussen, C. I. Westbrook, and I. Bouchoule

Phys. Rev. Lett. 98, 263201 (2007) - Published 25 June, 2007

Near-Threshold Positron-Impact Ionization of Atomic Hydrogen

A. S. Kadyrov, I. Bray, and A. T. Stelbovics

Phys. Rev. Lett. 98, 263202 (2007) - Published 28 June, 2007

Visualization of Coherent Destruction of Tunneling in an Optical Double Well System

G. Della Valle, M. Ornigotti, E. Cianci, V. Foglietti, P. Laporta, and S. Longhi

Phys. Rev. Lett. 98, 263601 (2007) - Published 28 June, 2007

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

Nuclear Signatures in High-Order Harmonic Generation from Laser-Driven Muonic Atoms

A. Shahbaz, C. Müller, A. Staudt, T. J. Bürvenich, and C. H. Keitel

Phys. Rev. Lett. 98, 263901 (2007) - Published 28 June, 2007

Nonlocal Stabilization of Nonlinear Beams in a Self-Focusing Atomic Vapor

S. Skupin, M. Saffman, and W. Królikowski

Phys. Rev. Lett. 98, 263902 (2007) - Published 29 June, 2007

All-Angle Phase Matching Condition and Backward Second-Harmonic Localization in Nonlinear Photonic Crystals

Emmanuel Centeno, Didier Felbacq, and David Cassagne

Phys. Rev. Lett. 98, 263903 (2007) - Published 29 June, 2007

Swirling of Viscous Fluid Threads in Microchannels

Thomas Cubaud and Thomas G. Mason

Phys. Rev. Lett. 98, 264501 (2007) - Published 28 June, 2007

Plasma and Beam Physics

Solitary Electromagnetic Pulses Detected with Super-Alfvénic Flows in Earth’s Geomagnetic Tail

G. K. Parks, E. Lee, N. Lin, F. Mozer, M. Wilber, I. Dandouras, H. Rème, E. Lucek, A. Fazakerley, M. Goldstein, C. Gurgiolo, P. Canu, N. Cornilleau-Wehrlin, and P. Décréau

Phys. Rev. Lett. 98, 265001 (2007) - Published 27 June, 2007

Temperature Gradients in Fast Collisionless Magnetic Reconnection

Emiel V. van der Plas and Hugo J. de Blank

Phys. Rev. Lett. 98, 265002 (2007) - Published 27 June, 2007

Toroidal Momentum Pinch Velocity due to the Coriolis Drift Effect on Small Scale Instabilities in a Toroidal Plasma

A. G. Peeters, C. Angioni, and D. Strintzi

Phys. Rev. Lett. 98, 265003 (2007) - Published 28 June, 2007

Active Control of Type-I Edge-Localized Modes with $n = 1$ Perturbation Fields in the JET Tokamak

Y. Liang et al.

Phys. Rev. Lett. 98, 265004 (2007) - Published 29 June, 2007

Coherent Microwave Rayleigh Scattering from Resonance-Enhanced Multiphoton Ionization in Argon

Zhili Zhang, Mikhail N. Shneider, and Richard B. Miles

Phys. Rev. Lett. 98, 265005 (2007) - Published 29 June, 2007

Void Closure in Complex Plasmas under Microgravity Conditions

A. M. Lipaev, S. A. Khrapak, V. I. Molotkov, G. E. Morfill, V. E. Fortov, A. V. Ivlev, H. M. Thomas, A. G. Khrapak, V. N. Naumkin, A. I. Ivanov, S. E. Tretschev, and G. I. Padalka

Phys. Rev. Lett. 98, 265006 (2007) - Published 29 June, 2007

Condensed Matter: Structure, etc.

Unexpected Mass Decoupling for ${}^{3}{He} − {}^{4}{He}$ Films on a Solid Hydrogen Substrate

P. T. Finley, P. S. Ebey, and R. B. Hallock

Phys. Rev. Lett. 98, 265301 (2007) - Published 25 June, 2007

Magnon Condensation into a $Q$ Ball in ${}^{3}{He} − B$

Yu. M. Bunkov and G. E. Volovik

Phys. Rev. Lett. 98, 265302 (2007) - Published 29 June, 2007

Selective Optical Generation of Coherent Acoustic Nanocavity Modes

M. F. Pascual Winter, G. Rozas, A. Fainstein, B. Jusserand, B. Perrin, A. Huynh, P. O. Vaccaro, and S. Saravanan

Phys. Rev. Lett. 98, 265501 (2007) - Published 28 June, 2007

Monovacancy and Interstitial Migration in Ion-Implanted Silicon

P. G. Coleman and C. P. Burrows

Phys. Rev. Lett. 98, 265502 (2007) - Published 29 June, 2007

Phase Transition at a Nanometer Scale Detected by Acoustic Emission within the Cubic Phase $Pb ({Zn}_{1 / 3} {Nb}_{2 / 3}) O_{3} − x {PbTiO}_{3}$ Relaxor Ferroelectrics

Michael Roth, Evgeny Mojaev, Evgeniy Dul’kin, Pascale Gemeiner, and Brahim Dkhil

Phys. Rev. Lett. 98, 265701 (2007) - Published 27 June, 2007

Dynamics of Uniaxial Hard Ellipsoids

Cristiano De Michele, Rolf Schilling, and Francesco Sciortino

Phys. Rev. Lett. 98, 265702 (2007) - Published 28 June, 2007

Morphology of Critical Nuclei in Solid-State Phase Transformations

Lei Zhang, Long-Qing Chen, and Qiang Du

Phys. Rev. Lett. 98, 265703 (2007) - Published 28 June, 2007

First-Principles Thermodynamics of Coherent Interfaces in Samarium-Doped Ceria Nanoscale Superlattices

A. van de Walle and D. E. Ellis

Phys. Rev. Lett. 98, 266101 (2007) - Published 27 June, 2007

EDITORS' SUGGESTION

Chemically Tunable Nanoscale Propellers of Liquids

Boyang Wang and Petr Král

Phys. Rev. Lett. 98, 266102 (2007) - Published 28 June, 2007

Condensed Matter: Electronic Properties, etc.

Binding of Holons and Spinons in the One-Dimensional Anisotropic $t − J$ Model

Jurij Šmakov, A. L. Chernyshev, and Steven R. White

Phys. Rev. Lett. 98, 266401 (2007) - Published 25 June, 2007

Chiral Gauge Theory for Graphene

R. Jackiw and S.-Y. Pi

Phys. Rev. Lett. 98, 266402 (2007) - Published 26 June, 2007

Spin Drag and Spin-Charge Separation in Cold Fermi Gases

Marco Polini and Giovanni Vignale

Phys. Rev. Lett. 98, 266403 (2007) - Published 27 June, 2007

Valley Polarization and Susceptibility of Composite Fermions around a Filling Factor $ν = \frac{3}{2}$

N. C. Bishop, M. Padmanabhan, K. Vakili, Y. P. Shkolnikov, E. P. De Poortere, and M. Shayegan

Phys. Rev. Lett. 98, 266404 (2007) - Published 27 June, 2007

Dimensional Crossover in the Purple Bronze ${Li}_{0.9} {Mo}_{6} O_{17}$

C. A. M. dos Santos, B. D. White, Yi-Kuo Yu, J. J. Neumeier, and J. A. Souza

Phys. Rev. Lett. 98, 266405 (2007) - Published 28 June, 2007

Finite-Temperature Phase Transitions in a Two-Dimensional Boson Hubbard Model

Min-Chul Cha and Ji-Woo Lee

Phys. Rev. Lett. 98, 266406 (2007) - Published 29 June, 2007

Contribution of the Surface State to the Observation of the Surface Kondo Resonance

J. Henzl and K. Morgenstern

Phys. Rev. Lett. 98, 266601 (2007) - Published 27 June, 2007

Direct Measurement of the Spin-Orbit Interaction in a Two-Electron InAs Nanowire Quantum Dot

C. Fasth, A. Fuhrer, L. Samuelson, Vitaly N. Golovach, and Daniel Loss

Phys. Rev. Lett. 98, 266801 (2007) - Published 26 June, 2007

EDITORS' SUGGESTION

Effective Wavelength Scaling for Optical Antennas

Lukas Novotny

Phys. Rev. Lett. 98, 266802 (2007) - Published 27 June, 2007

Influence of Spin-Polarized Current on Superconductivity and the Realization of Large Magnetoresistance

Guo-Xing Miao, KapSoo Yoon, Tiffany S. Santos, and Jagadeesh S. Moodera

Phys. Rev. Lett. 98, 267001 (2007) - Published 25 June, 2007

Depinning and Creep Motion in Glass States of Flux Lines

Meng-Bo Luo and Xiao Hu

Phys. Rev. Lett. 98, 267002 (2007) - Published 26 June, 2007

EDITORS' SUGGESTION

Model for $1 / f$ Flux Noise in SQUIDs and Qubits

Roger H. Koch, David P. DiVincenzo, and John Clarke

Phys. Rev. Lett. 98, 267003 (2007) - Published 27 June, 2007

Evidence for Two Energy Scales in the Superconducting State of Optimally Doped $(Bi, Pb)_{2} (Sr, La)_{2} {CuO}_{6 + δ}$

Takeshi Kondo, Tsunehiro Takeuchi, Adam Kaminski, Syunsuke Tsuda, and Shik Shin

Phys. Rev. Lett. 98, 267004 (2007) - Published 29 June, 2007

Magnetoelastic Nature of the Dodecagonal Anisotropy in Holmium Metal

L. Benito, M. Ciria, A. Fraile, D. Fort, J. S. Abell, and J. I. Arnaudas

Phys. Rev. Lett. 98, 267201 (2007) - Published 26 June, 2007

Thermal Effects on Domain Wall Depinning from a Single Notch

E. Martinez, L. Lopez-Diaz, O. Alejos, L. Torres, and C. Tristan

Phys. Rev. Lett. 98, 267202 (2007) - Published 27 June, 2007

Nature of Perpendicular-to-Parallel Spin Reorientation in a Mn-doped GaAs Quantum Well: Canting or Phase Separation?

Randy S. Fishman, Fernando A. Reboredo, Alex Brandt, and Juana Moreno

Phys. Rev. Lett. 98, 267203 (2007) - Published 27 June, 2007

Steplike Lattice Deformation of Single Crystalline $({La}_{0.4} \Pr_{0.6})_{1.2} {Sr}_{1.8} {Mn}_{2} O_{7}$ Bilayered Manganite

M. Matsukawa, Y. Yamato, T. Kumagai, A. Tamura, R. Suryanarayanan, S. Nimori, M. Apostu, A. Revcolevschi, K. Koyama, and N. Kobayashi

Phys. Rev. Lett. 98, 267204 (2007) - Published 28 June, 2007

Direct Transition from a Disordered to a Multiferroic Phase on a Triangular Lattice

M. Kenzelmann, G. Lawes, A. B. Harris, G. Gasparovic, C. Broholm, A. P. Ramirez, G. A. Jorge, M. Jaime, S. Park, Q. Huang, A. Ya. Shapiro, and L. A. Demianets

Phys. Rev. Lett. 98, 267205 (2007) - Published 29 June, 2007