Volume 109, Issue 6

10 August 2012

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On the Cover

Temporal evolution of a numerical simulation of θ-pinch discharge plasma densities showing radial shocks and large-amplitude toroidal perturbations (sequence starts top left to right, ends bottom left to right).

From the article:

Spontaneous Generation of a Sheared Plasma Rotation in a Field-Reversed $θ$ -Pinch Discharge
Y. A. Omelchenko and H. Karimabadi
Phys. Rev. Lett. 109, 065004 (2012)

HIGHLIGHTED ARTICLES

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Spectral Breaks as a Signature of Cosmic Ray Induced Turbulence in the Galaxy

Pasquale Blasi, Elena Amato, and Pasquale D. Serpico

Phys. Rev. Lett. 109, 061101 (2012) - Published 9 August, 2012

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Self-Organized Synchronization in Decentralized Power Grids

Martin Rohden, Andreas Sorge, Marc Timme, and Dirk Witthaut

Phys. Rev. Lett. 109, 064101 (2012) - Published 9 August, 2012

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Direct Measurements of the Ionization Potential Depression in a Dense Plasma

O. Ciricosta et al.

Phys. Rev. Lett. 109, 065002 (2012) - Published 6 August, 2012

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Manifestation of Topological Protection in Transport Properties of Epitaxial ${Bi}_{2} {Se}_{3}$ Thin Films

A. A. Taskin, Satoshi Sasaki, Kouji Segawa, and Yoichi Ando

Phys. Rev. Lett. 109, 066803 (2012) - Published 9 August, 2012

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Transition Path Times for Nucleic Acid Folding Determined from Energy-Landscape Analysis of Single-Molecule Trajectories

Krishna Neupane, Dustin B. Ritchie, Hao Yu, Daniel A. N. Foster, Feng Wang, and Michael T. Woodside

Phys. Rev. Lett. 109, 068102 (2012) - Published 6 August, 2012

FEATURED IN PHYSICS

Locating the Source of Diffusion in Large-Scale Networks

Pedro C. Pinto, Patrick Thiran, and Martin Vetterli

Phys. Rev. Lett. 109, 068702 (2012) - Published 10 August, 2012

EDITORS' SUGGESTION

Analytically Solvable Driven Time-Dependent Two-Level Quantum Systems

Edwin Barnes and S. Das Sarma

Phys. Rev. Lett. 109, 060401 (2012) - Published 7 August, 2012

LETTERS

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

EDITORS' SUGGESTION

Analytically Solvable Driven Time-Dependent Two-Level Quantum Systems

Edwin Barnes and S. Das Sarma

Phys. Rev. Lett. 109, 060401 (2012) - Published 7 August, 2012

Universal Quantum Gate Set Approaching Fault-Tolerant Thresholds with Superconducting Qubits

Jerry M. Chow, Jay M. Gambetta, A. D. Córcoles, Seth T. Merkel, John A. Smolin, Chad Rigetti, S. Poletto, George A. Keefe, Mary B. Rothwell, J. R. Rozen, Mark B. Ketchen, and M. Steffen

Phys. Rev. Lett. 109, 060501 (2012) - Published 9 August, 2012

Gravitation and Astrophysics

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Spectral Breaks as a Signature of Cosmic Ray Induced Turbulence in the Galaxy

Pasquale Blasi, Elena Amato, and Pasquale D. Serpico

Phys. Rev. Lett. 109, 061101 (2012) - Published 9 August, 2012

Enhancement of Dark Matter Capture by Neutron Stars in Binary Systems

Lionel Brayeur and Peter Tinyakov

Phys. Rev. Lett. 109, 061301 (2012) - Published 8 August, 2012

Elementary Particles and Fields

Entanglement of a Quantum Field with a Dispersive Medium

Israel Klich

Phys. Rev. Lett. 109, 061601 (2012) - Published 7 August, 2012

Light Quark Mass Dependence in Heavy Quarkonium Physics

Feng-Kun Guo and Ulf-G. Meißner

Phys. Rev. Lett. 109, 062001 (2012) - Published 10 August, 2012

Measurement of the Proton-Air Cross Section at $\sqrt{s} = 57 TeV$ with the Pierre Auger Observatory

P. Abreu et al. (The Pierre Auger Collaboration)

Phys. Rev. Lett. 109, 062002 (2012) - Published 10 August, 2012

Nuclear Physics

Charge Conservation and the Shape of the Ridge of Two-Particle Correlations in Relativistic Heavy-Ion Collisions

Piotr Bożek and Wojciech Broniowski

Phys. Rev. Lett. 109, 062301 (2012) - Published 9 August, 2012

Anisotropic Optical Response of Dense Quark Matter under Rotation: Compact Stars as Cosmic Polarizers

Yuji Hirono and Muneto Nitta

Phys. Rev. Lett. 109, 062501 (2012) - Published 7 August, 2012

Atomic, Molecular, and Optical Physics

Positron Attachment to the He Doubly Excited States

M. W. J. Bromley, J. Mitroy, and K. Varga

Phys. Rev. Lett. 109, 063201 (2012) - Published 7 August, 2012

Tunneling Facilitated Dissociation to $H + {CO}_{2}$ in ${HOCO}^{-}$ Photodetachment

Jianyi Ma, Jun Li, and Hua Guo

Phys. Rev. Lett. 109, 063202 (2012) - Published 10 August, 2012

Determination of the Surface Corrugation Amplitude from Classical Atom Scattering

W. W. Hayes and J. R. Manson

Phys. Rev. Lett. 109, 063203 (2012) - Published 10 August, 2012

Enhanced Quantum Nonlinearities in a Two-Mode Optomechanical System

Max Ludwig, Amir H. Safavi-Naeini, Oskar Painter, and Florian Marquardt

Phys. Rev. Lett. 109, 063601 (2012) - Published 7 August, 2012

Efficient Channeling of Fluorescence Photons from Single Quantum Dots into Guided Modes of Optical Nanofiber

Ramachandrarao Yalla, Fam Le Kien, M. Morinaga, and K. Hakuta

Phys. Rev. Lett. 109, 063602 (2012) - Published 8 August, 2012

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

Triple Resonant Four-Wave Mixing Boosts the Yield of Continuous Coherent Vacuum Ultraviolet Generation

Daniel Kolbe, Martin Scheid, and Jochen Walz

Phys. Rev. Lett. 109, 063901 (2012) - Published 7 August, 2012

General Linewidth Formula for Steady-State Multimode Lasing in Arbitrary Cavities

Y. D. Chong and A. Douglas Stone

Phys. Rev. Lett. 109, 063902 (2012) - Published 8 August, 2012

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Self-Organized Synchronization in Decentralized Power Grids

Martin Rohden, Andreas Sorge, Marc Timme, and Dirk Witthaut

Phys. Rev. Lett. 109, 064101 (2012) - Published 9 August, 2012

Time Reversal of Water Waves

A. Przadka, S. Feat, P. Petitjeans, V. Pagneux, A. Maurel, and M. Fink

Phys. Rev. Lett. 109, 064501 (2012) - Published 9 August, 2012

Buckling of Viscous Filaments of a Fluid under Compression Stresses

Marie Le Merrer, David Quéré, and Christophe Clanet

Phys. Rev. Lett. 109, 064502 (2012) - Published 10 August, 2012

Plasma and Beam Physics

Nature of the Decrease of the Secondary-Electron Yield by Electron Bombardment and its Energy Dependence

R. Cimino, M. Commisso, D. R. Grosso, T. Demma, V. Baglin, R. Flammini, and R. Larciprete

Phys. Rev. Lett. 109, 064801 (2012) - Published 10 August, 2012

Low-Emittance Electron Bunches from a Laser-Plasma Accelerator Measured using Single-Shot X-Ray Spectroscopy

G. R. Plateau, C. G. R. Geddes, D. B. Thorn, M. Chen, C. Benedetti, E. Esarey, A. J. Gonsalves, N. H. Matlis, K. Nakamura, C. B. Schroeder, S. Shiraishi, T. Sokollik, J. van Tilborg, Cs. Toth, S. Trotsenko, T. S. Kim, M. Battaglia, Th. Stöhlker, and W. P. Leemans

Phys. Rev. Lett. 109, 064802 (2012) - Published 10 August, 2012

Reduction of Ion Thermal Diffusivity Inside a Magnetic Island in JT-60U Tokamak Plasma

K. Ida, K. Kamiya, A. Isayama, and Y. Sakamoto (JT-60 Team)

Phys. Rev. Lett. 109, 065001 (2012) - Published 7 August, 2012

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Direct Measurements of the Ionization Potential Depression in a Dense Plasma

O. Ciricosta et al.

Phys. Rev. Lett. 109, 065002 (2012) - Published 6 August, 2012

Ionization-Grating-Induced Nonlinear Phase Accumulation in Spectrally Resolved Transient Birefringence Measurements at 400 nm

J. H. Odhner, D. A. Romanov, E. T. McCole, J. K. Wahlstrand, H. M. Milchberg, and R. J. Levis

Phys. Rev. Lett. 109, 065003 (2012) - Published 7 August, 2012

Spontaneous Generation of a Sheared Plasma Rotation in a Field-Reversed $θ$ -Pinch Discharge

Y. A. Omelchenko and H. Karimabadi

Phys. Rev. Lett. 109, 065004 (2012) - Published 10 August, 2012

Condensed Matter: Structure, etc.

Advantages of Mass-Imbalanced Ultracold Fermionic Mixtures for Approaching Quantum Magnetism in Optical Lattices

Andrii Sotnikov, Daniel Cocks, and Walter Hofstetter

Phys. Rev. Lett. 109, 065301 (2012) - Published 8 August, 2012

Stationary Growth and Unique Invariant Harmonic Measure of Cylindrical Diffusion Limited Aggregation

Riccardo Marchetti, Alessandro Taloni, Emanuele Caglioti, Vittorio Loreto, and Luciano Pietronero

Phys. Rev. Lett. 109, 065501 (2012) - Published 8 August, 2012

Universal Monopole Scaling near Transitions from the Coulomb Phase

Stephen Powell

Phys. Rev. Lett. 109, 065701 (2012) - Published 8 August, 2012

Exploring Mesoscopic Physics of Vacancy-Ordered Systems through Atomic Scale Observations of Topological Defects

A. Y. Borisevich, A. N. Morozovska, Young-Min Kim, D. Leonard, M. P. Oxley, M. D. Biegalski, E. A. Eliseev, and S. V. Kalinin

Phys. Rev. Lett. 109, 065702 (2012) - Published 10 August, 2012

Thermophobicity of Liquids: Heats of Transport in Mixtures as Pure Component Properties

S. Hartmann, G. Wittko, W. Köhler, K. I. Morozov, K. Albers, and G. Sadowski

Phys. Rev. Lett. 109, 065901 (2012) - Published 10 August, 2012

Ring State for Single Transition Metal Atoms on Boron Nitride on Rh(111)

Fabian Donat Natterer, François Patthey, and Harald Brune

Phys. Rev. Lett. 109, 066101 (2012) - Published 7 August, 2012

Nonintrusive Optical Visualization of Surface Nanobubbles

Stefan Karpitschka, Erik Dietrich, James R. T. Seddon, Harold J. W. Zandvliet, Detlef Lohse, and Hans Riegler

Phys. Rev. Lett. 109, 066102 (2012) - Published 9 August, 2012

Noncoalescence of Sessile Drops from Different but Miscible Liquids: Hydrodynamic Analysis of the Twin Drop Contour as a Self-Stabilizing Traveling Wave

Stefan Karpitschka and Hans Riegler

Phys. Rev. Lett. 109, 066103 (2012) - Published 10 August, 2012

Condensed Matter: Electronic Properties, etc.

Correlation Effects on 3D Topological Phases: From Bulk to Boundary

Ara Go, William Witczak-Krempa, Gun Sang Jeon, Kwon Park, and Yong Baek Kim

Phys. Rev. Lett. 109, 066401 (2012) - Published 7 August, 2012

Chemical Composition Tuning of the Anomalous Hall Effect in Isoelectronic $L 1_{0} {FePd}_{1 - x} {Pt}_{x}$ Alloy Films

P. He, L. Ma, Z. Shi, G. Y. Guo, J.-G. Zheng, Y. Xin, and S. M. Zhou

Phys. Rev. Lett. 109, 066402 (2012) - Published 8 August, 2012

Entanglement Probe of Two-Impurity Kondo Physics in a Spin Chain

Abolfazl Bayat, Sougato Bose, Pasquale Sodano, and Henrik Johannesson

Phys. Rev. Lett. 109, 066403 (2012) - Published 7 August, 2012

High-Energy Anomaly in the Band Dispersion of the Ruthenate Superconductor

H. Iwasawa, Y. Yoshida, I. Hase, K. Shimada, H. Namatame, M. Taniguchi, and Y. Aiura

Phys. Rev. Lett. 109, 066404 (2012) - Published 7 August, 2012

Controlling Shot Noise in Double-Barrier Magnetic Tunnel Junctions

J. P. Cascales, D. Herranz, F. G. Aliev, T. Szczepański, V. K. Dugaev, J. Barnaś, A. Duluard, M. Hehn, and C. Tiusan

Phys. Rev. Lett. 109, 066601 (2012) - Published 10 August, 2012

Confined Doping on a Metallic Atomic Chain Structure

I. Barke, S. Polei, V. v. Oeynhausen, and K-H. Meiwes-Broer

Phys. Rev. Lett. 109, 066801 (2012) - Published 7 August, 2012

Interaction-Induced Topological Insulator States in Strained Graphene

D. A. Abanin and D. A. Pesin

Phys. Rev. Lett. 109, 066802 (2012) - Published 8 August, 2012

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EDITORS' SUGGESTION

Manifestation of Topological Protection in Transport Properties of Epitaxial ${Bi}_{2} {Se}_{3}$ Thin Films

A. A. Taskin, Satoshi Sasaki, Kouji Segawa, and Yoichi Ando

Phys. Rev. Lett. 109, 066803 (2012) - Published 9 August, 2012

Flux Noise Probed with Real Time Qubit Tomography in a Josephson Phase Qubit

Daniel Sank, R. Barends, Radoslaw C. Bialczak, Yu Chen, J. Kelly, M. Lenander, E. Lucero, Matteo Mariantoni, A. Megrant, M. Neeley, P. J. J. O’Malley, A. Vainsencher, H. Wang, J. Wenner, T. C. White, T. Yamamoto, Yi Yin, A. N. Cleland, and John M. Martinis

Phys. Rev. Lett. 109, 067001 (2012) - Published 7 August, 2012

Absorption of Heat into a Superconductor–Normal Metal–Superconductor Junction from a Fluctuating Environment

J. Voutilainen, P. Virtanen, and T. T. Heikkilä

Phys. Rev. Lett. 109, 067002 (2012) - Published 7 August, 2012

$n_{s} - T_{c}$ Correlations in Granular Superconductors

Y. Imry, M. Strongin, and C. C. Homes

Phys. Rev. Lett. 109, 067003 (2012) - Published 7 August, 2012

Dynamical Particle-Hole Asymmetry in High-Temperature Cuprate Superconductors

B. Sriram Shastry

Phys. Rev. Lett. 109, 067004 (2012) - Published 10 August, 2012

Nature of the Spin-Liquid Ground State of the $S = 1 / 2$ Heisenberg Model on the Kagome Lattice

Stefan Depenbrock, Ian P. McCulloch, and Ulrich Schollwöck

Phys. Rev. Lett. 109, 067201 (2012) - Published 7 August, 2012

Hidden Order in ${URu}_{2} {Si}_{2}$ Unveiled

E. Ressouche, R. Ballou, F. Bourdarot, D. Aoki, V. Simonet, M. T. Fernandez-Diaz, A. Stunault, and J. Flouquet

Phys. Rev. Lett. 109, 067202 (2012) - Published 7 August, 2012

Atomistic Molecular Dynamic Simulations of Multiferroics

Dawei Wang, Jeevaka Weerasinghe, and L. Bellaiche

Phys. Rev. Lett. 109, 067203 (2012) - Published 8 August, 2012

Formation of Magnetic Microphases in ${Ca}_{3} {Co}_{2} O_{6}$

Y. Kamiya and C. D. Batista

Phys. Rev. Lett. 109, 067204 (2012) - Published 8 August, 2012

Magnetic Dispersion and Anisotropy in Multiferroic ${BiFeO}_{3}$

M. Matsuda, R. S. Fishman, T. Hong, C. H. Lee, T. Ushiyama, Y. Yanagisawa, Y. Tomioka, and T. Ito

Phys. Rev. Lett. 109, 067205 (2012) - Published 8 August, 2012

Observation and Differentiation of Unique High- $Q$ Optical Resonances Near Zero Wave Vector in Macroscopic Photonic Crystal Slabs

Jeongwon Lee, Bo Zhen, Song-Liang Chua, Wenjun Qiu, John D. Joannopoulos, Marin Soljačić, and Ofer Shapira

Phys. Rev. Lett. 109, 067401 (2012) - Published 8 August, 2012

Ferroelectric ${PbTiO}_{3} / {SrRuO}_{3}$ Superlattices with Broken Inversion Symmetry

S. J. Callori, J. Gabel, D. Su, J. Sinsheimer, M. V. Fernandez-Serra, and M. Dawber

Phys. Rev. Lett. 109, 067601 (2012) - Published 9 August, 2012

Soft Matter, Biological, and Interdisciplinary Physics

Partial Collapse and Reswelling of a Polymer in the Critical Demixing Region of Good Solvents

Lilin He, Gang Cheng, and Yuri B. Melnichenko

Phys. Rev. Lett. 109, 067801 (2012) - Published 7 August, 2012

Breaking Arches with Vibrations: The Role of Defects

Celia Lozano, Geoffroy Lumay, Iker Zuriguel, R. C. Hidalgo, and Angel Garcimartín

Phys. Rev. Lett. 109, 068001 (2012) - Published 7 August, 2012

Osmotic Pressure Induced Coupling between Cooperativity and Stability of a Helix-Coil Transition

Artem Badasyan, Shushanik Tonoyan, Achille Giacometti, Rudolf Podgornik, V. Adrian Parsegian, Yevgeni Mamasakhlisov, and Vladimir Morozov

Phys. Rev. Lett. 109, 068101 (2012) - Published 7 August, 2012

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Transition Path Times for Nucleic Acid Folding Determined from Energy-Landscape Analysis of Single-Molecule Trajectories

Krishna Neupane, Dustin B. Ritchie, Hao Yu, Daniel A. N. Foster, Feng Wang, and Michael T. Woodside

Phys. Rev. Lett. 109, 068102 (2012) - Published 6 August, 2012

Breath Figures: Nucleation, Growth, Coalescence, and the Size Distribution of Droplets

Johannes Blaschke, Tobias Lapp, Björn Hof, and Jürgen Vollmer

Phys. Rev. Lett. 109, 068701 (2012) - Published 10 August, 2012

FEATURED IN PHYSICS

Locating the Source of Diffusion in Large-Scale Networks

Pedro C. Pinto, Patrick Thiran, and Martin Vetterli

Phys. Rev. Lett. 109, 068702 (2012) - Published 10 August, 2012

COMMENTS

Comment on “Global Positioning System Test of the Local Position Invariance of Planck’s Constant”

J. C. Berengut and V. V. Flambaum

Phys. Rev. Lett. 109, 068901 (2012) - Published 9 August, 2012

Kentosh and Mohegeg Reply:

J. Kentosh and M. Mohageg

Phys. Rev. Lett. 109, 068902 (2012) - Published 9 August, 2012

ERRATA

Erratum: Nonadiabatic Forces in Ion-Solid Interactions: The Initial Stages of Radiation Damage [Phys. Rev. Lett. 108, 213201 (2012)]

Alfredo A. Correa, Jorge Kohanoff, Emilio Artacho, Daniel Sanchez-Portal, and Alfredo Caro

Phys. Rev. Lett. 109, 069901 (2012) - Published 7 August, 2012

Publisher’s Note: Measurement of the ${}^{18}{Ne} (α, p_{0}) {}^{21}{Na}$ Reaction Cross Section in the Burning Energy Region for X-Ray Bursts [Phys. Rev. Lett. 108, 242701 (2012)]

P. J. C. Salter, M. Aliotta, T. Davinson, H. Al Falou, A. Chen, B. Davids, B. R. Fulton, N. Galinski, D. Howell, G. Lotay, P. Machule, A. StJ. Murphy, C. Ruiz, S. Sjue, M. Taggart, P. Walden, and P. J. Woods

Phys. Rev. Lett. 109, 069902 (2012) - Published 7 August, 2012

Erratum: Perturbation Spreading in Many-Particle Systems: A Random Walk Approach [Phys. Rev. Lett. 106, 180601 (2011)]

V. Zaburdaev, S. Denisov, and P. Hänggi

Phys. Rev. Lett. 109, 069903 (2012) - Published 8 August, 2012

Publisher’s Note: Quantum Entanglement in Random Physical States [Phys. Rev. Lett. 109, 040502 (2012)]

Alioscia Hamma, Siddhartha Santra, and Paolo Zanardi

Phys. Rev. Lett. 109, 069904 (2012) - Published 9 August, 2012

Erratum: Prediction of Polaronlike Vortices and a Dissociation Depinning Transition in Magnetic Superconductors: The Example of ${ErNi}_{2} B_{2} C$ [Phys. Rev. Lett. 109, 027001 (2012)]

Lev N. Bulaevskii and Shi-Zeng Lin

Phys. Rev. Lett. 109, 069905 (2012) - Published 10 August, 2012