Volume 95, Issue 12

16 September 2005

Browse Issues:

On the Cover

Nonradiative recombination of charge carriers (blue balls) is prevented by self-screening of defects, which explains the high emission efficiency of GaInN-based quantum well light-emitting diodes.

From the article:

Suppression of Nonradiative Recombination by V-Shaped Pits in $GaInN / GaN$ Quantum Wells Produces a Large Increase in the Light Emission Efficiency
A. Hangleiter, F. Hitzel, C. Netzel, D. Fuhrmann, U. Rossow, G. Ade, and P. Hinze
Phys. Rev. Lett. 95, 127402 (2005)

LETTERS

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

Ultracold Two-Component Fermionic Gases with a Magnetic Field Gradient Near a Feshbach Resonance

Hongwei Xiong, Shujuan Liu, Weiping Zhang, and Mingsheng Zhan

Phys. Rev. Lett. 95, 120401 (2005) - Published 12 September, 2005

Virial Theorem and Universality in a Unitary Fermi Gas

J. E. Thomas, J. Kinast, and A. Turlapov

Phys. Rev. Lett. 95, 120402 (2005) - Published 13 September, 2005

Phase Separation and an Upper Bound for a Generalized Superfluid Gap for Cold Fermi Fluids in the Unitary Regime

Thomas D. Cohen

Phys. Rev. Lett. 95, 120403 (2005) - Published 14 September, 2005

Alice Falls into a Black Hole: Entanglement in Noninertial Frames

I. Fuentes-Schuller and R. B. Mann

Phys. Rev. Lett. 95, 120404 (2005) - Published 14 September, 2005

Bell Inequalities for Graph States

Otfried Gühne, Géza Tóth, Philipp Hyllus, and Hans J. Briegel

Phys. Rev. Lett. 95, 120405 (2005) - Published 14 September, 2005

Rapid Optimization of Working Parameters of Microwave-Driven Multilevel Qubits for Minimal Gate Leakage

Zhongyuan Zhou, Shih-I Chu, and Siyuan Han

Phys. Rev. Lett. 95, 120501 (2005) - Published 13 September, 2005

Spin Squeezing Inequalities and Entanglement of $N$ Qubit States

J. K. Korbicz, J. I. Cirac, and M. Lewenstein

Phys. Rev. Lett. 95, 120502 (2005) - Published 14 September, 2005

Lower Bound on the Number of Toffoli Gates in a Classical Reversible Circuit through Quantum Information Concepts

Sandu Popescu, Berry Groisman, and Serge Massar

Phys. Rev. Lett. 95, 120503 (2005) - Published 15 September, 2005

Gravitation and Astrophysics

Evolution of Binary Black-Hole Spacetimes

Frans Pretorius

Phys. Rev. Lett. 95, 121101 (2005) - Published 14 September, 2005

Magnetic Field Generation from Cosmological Perturbations

Keitaro Takahashi, Kiyotomo Ichiki, Hiroshi Ohno, and Hidekazu Hanayama

Phys. Rev. Lett. 95, 121301 (2005) - Published 14 September, 2005

Inflationary Prediction for Primordial Non-Gaussianity

David H. Lyth and Yeinzon Rodríguez

Phys. Rev. Lett. 95, 121302 (2005) - Published 16 September, 2005

Elementary Particles and Fields

Measurement of Absolute Hadronic Branching Fractions of $D$ Mesons and $e^{+} e^{-} \to D \bar{D}$ Cross Sections at $E_{c . m .} = 3773 MeV$

Q. He et al. (CLEO Collaboration)

Phys. Rev. Lett. 95, 121801 (2005) - Published 14 September, 2005

Measurement of the Cabibbo-Kobayashi-Maskawa Angle $γ$ in $B^{\mp} \to D^{(*)} K^{\mp}$ Decays with a Dalitz Analysis of $D \to K_{S}^{0} π^{-} π^{+}$

B. Aubert et al. (BABAR Collaboration)

Phys. Rev. Lett. 95, 121802 (2005) - Published 14 September, 2005

QCD Predictions for Charm and Bottom Quark Production at RHIC

Matteo Cacciari, Paolo Nason, and Ramona Vogt

Phys. Rev. Lett. 95, 122001 (2005) - Published 12 September, 2005

Charmed-Meson Decay Constants in Three-Flavor Lattice QCD

C. Aubin, C. Bernard, C. DeTar, M. Di Pierro, E. D. Freeland, Steven Gottlieb, U. M. Heller, J. E. Hetrick, A. X. El-Khadra, A. S. Kronfeld, L. Levkova, P. B. Mackenzie, D. Menscher, F. Maresca, M. Nobes, M. Okamoto, D. Renner, J. Simone, R. Sugar, D. Toussaint, and H. D. Trottier (Fermilab Lattice, MILC, and HPQCD Collaborations)

Phys. Rev. Lett. 95, 122002 (2005) - Published 14 September, 2005

Nuclear Physics

Multistrange Baryon Elliptic Flow in $Au + Au$ Collisions at $\sqrt{s_{N N}} = 200 GeV$

J. Adams et al. (STAR Collaboration)

Phys. Rev. Lett. 95, 122301 (2005) - Published 13 September, 2005

Neutron-Rich Nuclei and Neutron Stars: A New Accurately Calibrated Interaction for the Study of Neutron-Rich Matter

B. G. Todd-Rutel and J. Piekarewicz

Phys. Rev. Lett. 95, 122501 (2005) - Published 13 September, 2005

Atomic, Molecular, and Optical Physics

Correlation Quantum Dynamics between an Electron and $D_{2}^{+}$ Molecule with Attosecond Resolution

Jie Hu, Ke-Li Han, and Guo-Zhong He

Phys. Rev. Lett. 95, 123001 (2005) - Published 12 September, 2005

Long-Lived Quantum Memory with Nuclear Atomic Spins

A. Dantan, G. Reinaudi, A. Sinatra, F. Laloë, E. Giacobino, and M. Pinard

Phys. Rev. Lett. 95, 123002 (2005) - Published 15 September, 2005

New Measure of Electron Correlation

Alex D. Gottlieb and Norbert J. Mauser

Phys. Rev. Lett. 95, 123003 (2005) - Published 16 September, 2005

Coherent Population Trapping Spectra in Presence of ac Magnetic Fields

G. Bevilacqua, V. Biancalana, E. Breschi, Y. Dancheva, L. Moi, Ch. Andreeva, S. Cartaleva, and T. Karaulanov

Phys. Rev. Lett. 95, 123601 (2005) - Published 14 September, 2005

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

Vortex Transmutation

Albert Ferrando, Mario Zacarés, Miguel-Ángel García-March, Juan A. Monsoriu, and Pedro Fernández de Córdoba

Phys. Rev. Lett. 95, 123901 (2005) - Published 12 September, 2005

Soliton Topology versus Discrete Symmetry in Optical Lattices

Yaroslav V. Kartashov, Albert Ferrando, Alexey A. Egorov, and Lluis Torner

Phys. Rev. Lett. 95, 123902 (2005) - Published 12 September, 2005

Coherence Resonance Near a Hopf Bifurcation

O. V. Ushakov, H.-J. Wünsche, F. Henneberger, I. A. Khovanov, L. Schimansky-Geier, and M. A. Zaks

Phys. Rev. Lett. 95, 123903 (2005) - Published 14 September, 2005

Negative Refraction and Focusing of Circularly Polarized Waves in Optically Active Media

Cesar Monzon and D. W. Forester

Phys. Rev. Lett. 95, 123904 (2005) - Published 16 September, 2005

Influence of Surface Roughness on Adhesion between Elastic Bodies

A. G. Peressadko, N. Hosoda, and B. N. J. Persson

Phys. Rev. Lett. 95, 124301 (2005) - Published 14 September, 2005

New Type of Magnetorotational Instability in Cylindrical Taylor-Couette Flow

Rainer Hollerbach and Günther Rüdiger

Phys. Rev. Lett. 95, 124501 (2005) - Published 14 September, 2005

Plasma and Beam Physics

Observation of Weak Impact of a Stochastic Magnetic Field on Fast-Ion Confinement

G. Fiksel, B. Hudson, D. J. Den Hartog, R. M. Magee, R. O’Connell, S. C. Prager, A. D. Beklemishev, V. I. Davydenko, A. A. Ivanov, and Yu. A. Tsidulko

Phys. Rev. Lett. 95, 125001 (2005) - Published 14 September, 2005

Stability of an Impulsively Accelerated Density Interface in Magnetohydrodynamics

V. Wheatley, D. I. Pullin, and R. Samtaney

Phys. Rev. Lett. 95, 125002 (2005) - Published 14 September, 2005

Condensed Matter: Structure, etc.

Crossover Behavior in Burst Avalanches: Signature of Imminent Failure

Srutarshi Pradhan, Alex Hansen, and Per C. Hemmer

Phys. Rev. Lett. 95, 125501 (2005) - Published 12 September, 2005

Agglomeration of As Antisites in As-Rich Low-Temperature GaAs: Nucleation without a Critical Nucleus Size

T. E. M. Staab, R. M. Nieminen, M. Luysberg, and Th. Frauenheim

Phys. Rev. Lett. 95, 125502 (2005) - Published 14 September, 2005

Goldstone-Mode Phonon Dynamics in the Pyrochlore ${Cd}_{2} {Re}_{2} O_{7}$

C. A. Kendziora, I. A. Sergienko, R. Jin, J. He, V. Keppens, B. C. Sales, and D. Mandrus

Phys. Rev. Lett. 95, 125503 (2005) - Published 16 September, 2005

Observation of Structural Anisotropy and the Onset of Liquidlike Motion During the Nonthermal Melting of InSb

K. J. Gaffney et al.

Phys. Rev. Lett. 95, 125701 (2005) - Published 12 September, 2005

Adsorbate-Induced Alloy Phase Separation: A Direct View by High-Pressure Scanning Tunneling Microscopy

Ebbe K. Vestergaard, Ronnie T. Vang, Jan Knudsen, Thorbjørn M. Pedersen, Toshu An, Erik Lægsgaard, Ivan Stensgaard, Bjørk Hammer, and Flemming Besenbacher

Phys. Rev. Lett. 95, 126101 (2005) - Published 12 September, 2005