Volume 114, Issue 20

22 May 2015

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On the Cover

Number of x-ray photons (color) as a function of time (vertical) and detuning (horizontal) shows that near-resonant pulses are delayed. Selected for an Editors’ Suggestion and a Viewpoint in Physics.

From the article:

Tunable Subluminal Propagation of Narrow-band X-Ray Pulses
Kilian P. Heeg, Johann Haber, Daniel Schumacher, Lars Bocklage, Hans-Christian Wille, Kai S. Schulze, Robert Loetzsch, Ingo Uschmann, Gerhard G. Paulus, Rudolf Rüffer, Ralf Röhlsberger, and Jörg Evers
Phys. Rev. Lett. 114, 203601 (2015)

HIGHLIGHTED ARTICLES

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Tunable Subluminal Propagation of Narrow-band X-Ray Pulses

Kilian P. Heeg, Johann Haber, Daniel Schumacher, Lars Bocklage, Hans-Christian Wille, Kai S. Schulze, Robert Loetzsch, Ingo Uschmann, Gerhard G. Paulus, Rudolf Rüffer, Ralf Röhlsberger, and Jörg Evers

Phys. Rev. Lett. 114, 203601 (2015) - Published 18 May, 2015

Slow light effects have been measured for x rays using a cavity filled with iron nuclei, where the speed of light was reduced by a factor of 10,000.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Helicons in Unbounded Plasmas

R. L. Stenzel and J. M. Urrutia

Phys. Rev. Lett. 114, 205005 (2015) - Published 21 May, 2015

The plasma waves known as helicons can be created and measured in the laboratory even without confining walls.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Ultracold Dipolar Gas of Fermionic ${}^{23}{Na} {}^{40}K$ Molecules in Their Absolute Ground State

Jee Woo Park, Sebastian A. Will, and Martin W. Zwierlein

Phys. Rev. Lett. 114, 205302 (2015) - Published 18 May, 2015

The cooling of strongly dipolar molecules to their absolute ground state has opened the possibility of creating new forms of matter.

FEATURED IN PHYSICS

Site-Dependent Evolution of Electrical Conductance from Tunneling to Atomic Point Contact

Howon Kim and Yukio Hasegawa

Phys. Rev. Lett. 114, 206801 (2015) - Published 22 May, 2015

A highly stable scanning tunneling microscope measures the electrical properties of a metal on a scale smaller than individual atoms.

FEATURED IN PHYSICS

Volume Changes During Active Shape Fluctuations in Cells

Alessandro Taloni, Elena Kardash, Oguz Umut Salman, Lev Truskinovsky, Stefano Zapperi, and Caterina A. M. La Porta

Phys. Rev. Lett. 114, 208101 (2015) - Published 19 May, 2015

Water flowing through a cell’s membrane is essential to the process of changing cellular shape.

EDITORS' SUGGESTION

Rotation of Quantum Impurities in the Presence of a Many-Body Environment

Richard Schmidt and Mikhail Lemeshko

Phys. Rev. Lett. 114, 203001 (2015) - Published 18 May, 2015

Immersing a quantum impurity into a Bose-Einstein condensate causes a redistribution of the angular momentum between the impurity and the many-body environment leading to collective excitations. These excitations can be explained using a new quasiparticle: the “angulon”.

EDITORS' SUGGESTION

Strongly Correlated Growth of Rydberg Aggregates in a Vapor Cell

A. Urvoy, F. Ripka, I. Lesanovsky, D. Booth, J. P. Shaffer, T. Pfau, and R. Löw

Phys. Rev. Lett. 114, 203002 (2015) - Published 19 May, 2015

The strong interaction potential between multiple Rydberg atoms allow many-body effects to be observed in a room temperature atomic vapor.

EDITORS' SUGGESTION

Suppression and Revival of Weak Localization through Control of Time-Reversal Symmetry

K. Müller, J. Richard, V. V. Volchkov, V. Denechaud, P. Bouyer, A. Aspect, and V. Josse

Phys. Rev. Lett. 114, 205301 (2015) - Published 18 May, 2015

Controlled manipulation of the time reversal symmetry in a disordered quantum gas is achieved by applying a dephasing pulse.

EDITORS' SUGGESTION

Interferometric phase detection at x-ray energies via Fano resonance control

K. P. Heeg, C. Ott, D. Schumacher, H.-C. Wille, R. Röhlsberger, T. Pfeifer, and J. Evers

Phys. Rev. Lett. 114, 207401 (2015) - Published 18 May, 2015

The phase of an x ray can be detected when it interacts with nuclei, an effect that could be used to characterize the quantum state of a nuclear two-level system.

LETTERS

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

Entropic Tests of Multipartite Nonlocality and State-Independent Contextuality

Sadegh Raeisi, Paweł Kurzyński, and Dagomir Kaszlikowski

Phys. Rev. Lett. 114, 200401 (2015) - Published 22 May, 2015

Machine Learning for Discriminating Quantum Measurement Trajectories and Improving Readout

Easwar Magesan, Jay M. Gambetta, A. D. Córcoles, and Jerry M. Chow

Phys. Rev. Lett. 114, 200501 (2015) - Published 18 May, 2015

High-Fidelity Single-Shot Toffoli Gate via Quantum Control

Ehsan Zahedinejad, Joydip Ghosh, and Barry C. Sanders

Phys. Rev. Lett. 114, 200502 (2015) - Published 20 May, 2015

Gravitation and Astrophysics

Wald Entropy for Ghost-Free, Infinite Derivative Theories of Gravity

Aindriú Conroy, Anupam Mazumdar, and Ali Teimouri

Phys. Rev. Lett. 114, 201101 (2015) - Published 21 May, 2015

Black Hole Interior in Quantum Gravity

Yasunori Nomura, Fabio Sanches, and Sean J. Weinberg

Phys. Rev. Lett. 114, 201301 (2015) - Published 18 May, 2015

Elementary Particles and Fields

Eightfold Classification of Hydrodynamic Dissipation

Felix M. Haehl, R. Loganayagam, and Mukund Rangamani

Phys. Rev. Lett. 114, 201601 (2015) - Published 20 May, 2015

Monojetlike Searches for Top Squarks with a $b$ Tag

Gabriele Ferretti, Roberto Franceschini, Christoffer Petersson, and Riccardo Torre

Phys. Rev. Lett. 114, 201801 (2015) - Published 19 May, 2015

Generalized Supersoft Supersymmetry Breaking and a Solution to the $μ$ Problem

Ann E. Nelson and Tuhin S. Roy

Phys. Rev. Lett. 114, 201802 (2015) - Published 20 May, 2015

Kinematical Correlations for Higgs Boson Plus High $P_{T}$ Jet Production at Hadron Colliders

Peng Sun, C.-P. Yuan, and Feng Yuan

Phys. Rev. Lett. 114, 202001 (2015) - Published 22 May, 2015

Nuclear Physics

Constraining the Equation of State of Superhadronic Matter from Heavy-Ion Collisions

Scott Pratt, Evan Sangaline, Paul Sorensen, and Hui Wang

Phys. Rev. Lett. 114, 202301 (2015) - Published 19 May, 2015

Probing the $N = 32$ Shell Closure below the Magic Proton Number $Z = 20$ : Mass Measurements of the Exotic Isotopes ${}^{52, 53}K$

M. Rosenbusch, P. Ascher, D. Atanasov, C. Barbieri, D. Beck, K. Blaum, Ch. Borgmann, M. Breitenfeldt, R. B. Cakirli, A. Cipollone, S. George, F. Herfurth, M. Kowalska, S. Kreim, D. Lunney, V. Manea, P. Navrátil, D. Neidherr, L. Schweikhard, V. Somà, J. Stanja, F. Wienholtz, R. N. Wolf, and K. Zuber

Phys. Rev. Lett. 114, 202501 (2015) - Published 20 May, 2015

Atomic, Molecular, and Optical Physics

EDITORS' SUGGESTION

Rotation of Quantum Impurities in the Presence of a Many-Body Environment

Richard Schmidt and Mikhail Lemeshko

Phys. Rev. Lett. 114, 203001 (2015) - Published 18 May, 2015

EDITORS' SUGGESTION

Strongly Correlated Growth of Rydberg Aggregates in a Vapor Cell

A. Urvoy, F. Ripka, I. Lesanovsky, D. Booth, J. P. Shaffer, T. Pfau, and R. Löw

Phys. Rev. Lett. 114, 203002 (2015) - Published 19 May, 2015

The strong interaction potential between multiple Rydberg atoms allow many-body effects to be observed in a room temperature atomic vapor.

Chiral Light-Matter Interaction in Optical Resonators

SeokJae Yoo and Q-Han Park

Phys. Rev. Lett. 114, 203003 (2015) - Published 21 May, 2015

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Tunable Subluminal Propagation of Narrow-band X-Ray Pulses

Phys. Rev. Lett. 114, 203601 (2015) - Published 18 May, 2015

Slow light effects have been measured for x rays using a cavity filled with iron nuclei, where the speed of light was reduced by a factor of 10,000.

Realization of Single-Qubit Positive-Operator-Valued Measurement via a One-Dimensional Photonic Quantum Walk

Zhihao Bian, Jian Li, Hao Qin, Xiang Zhan, Rong Zhang, Barry C. Sanders, and Peng Xue

Phys. Rev. Lett. 114, 203602 (2015) - Published 22 May, 2015

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

Continuous Solitons in a Lattice Nonlinearity

D. Pierangeli, M. Flammini, F. Di Mei, J. Parravicini, C. E. M. de Oliveira, A. J. Agranat, and E. DelRe

Phys. Rev. Lett. 114, 203901 (2015) - Published 20 May, 2015

Bubble Formation in Yield Stress Fluids Using Flow-Focusing and $T$ -Junction Devices

Benoit Laborie, Florence Rouyer, Dan E. Angelescu, and Elise Lorenceau

Phys. Rev. Lett. 114, 204501 (2015) - Published 22 May, 2015

Plasma and Beam Physics

Observation of Wakefields and Resonances in Coherent Synchrotron Radiation

B. E. Billinghurst, J. C. Bergstrom, C. Baribeau, T. Batten, L. Dallin, T. E. May, J. M. Vogt, W. A. Wurtz, R. Warnock, D. A. Bizzozero, and S. Kramer

Phys. Rev. Lett. 114, 204801 (2015) - Published 20 May, 2015

Threefold Increase of the Bulk Electron Temperature of Plasma Discharges in a Magnetic Mirror Device

P. A. Bagryansky, A. G. Shalashov, E. D. Gospodchikov, A. A. Lizunov, V. V. Maximov, V. V. Prikhodko, E. I. Soldatkina, A. L. Solomakhin, and D. V. Yakovlev

Phys. Rev. Lett. 114, 205001 (2015) - Published 18 May, 2015

Performance and Mix Measurements of Indirect Drive Cu-Doped Be Implosions

D. T. Casey, D. T. Woods, V. A. Smalyuk, O. A. Hurricane, V. Y. Glebov, C. Stoeckl, W. Theobald, R. Wallace, A. Nikroo, M. Schoff, C. Shuldberg, K. J. Wu, J. A. Frenje, O. L. Landen, B. A. Remington, and G. Glendinning

Phys. Rev. Lett. 114, 205002 (2015) - Published 19 May, 2015

Plasmoids Formation During Simulations of Coaxial Helicity Injection in the National Spherical Torus Experiment

F. Ebrahimi and R. Raman

Phys. Rev. Lett. 114, 205003 (2015) - Published 20 May, 2015

Slowing of Magnetic Reconnection Concurrent with Weakening Plasma Inflows and Increasing Collisionality in Strongly Driven Laser-Plasma Experiments

M. J. Rosenberg, C. K. Li, W. Fox, A. B. Zylstra, C. Stoeckl, F. H. Séguin, J. A. Frenje, and R. D. Petrasso

Phys. Rev. Lett. 114, 205004 (2015) - Published 20 May, 2015

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Helicons in Unbounded Plasmas

R. L. Stenzel and J. M. Urrutia

Phys. Rev. Lett. 114, 205005 (2015) - Published 21 May, 2015

The plasma waves known as helicons can be created and measured in the laboratory even without confining walls.

Condensed Matter: Structure, etc.

EDITORS' SUGGESTION

Suppression and Revival of Weak Localization through Control of Time-Reversal Symmetry

K. Müller, J. Richard, V. V. Volchkov, V. Denechaud, P. Bouyer, A. Aspect, and V. Josse

Phys. Rev. Lett. 114, 205301 (2015) - Published 18 May, 2015

Controlled manipulation of the time reversal symmetry in a disordered quantum gas is achieved by applying a dephasing pulse.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Ultracold Dipolar Gas of Fermionic ${}^{23}{Na} {}^{40}K$ Molecules in Their Absolute Ground State

Jee Woo Park, Sebastian A. Will, and Martin W. Zwierlein

Phys. Rev. Lett. 114, 205302 (2015) - Published 18 May, 2015

The cooling of strongly dipolar molecules to their absolute ground state has opened the possibility of creating new forms of matter.

Repulsion and Attraction between a Pair of Cracks in a Plastic Sheet

Marie-Julie Dalbe, Juha Koivisto, Loïc Vanel, Amandine Miksic, Osvanny Ramos, Mikko Alava, and Stéphane Santucci

Phys. Rev. Lett. 114, 205501 (2015) - Published 20 May, 2015

Evidence for a Disordered Critical Point in a Glass-Forming Liquid

Ludovic Berthier and Robert L. Jack

Phys. Rev. Lett. 114, 205701 (2015) - Published 22 May, 2015

Rotational Spectromicroscopy: Imaging the Orbital Interaction between Molecular Hydrogen and an Adsorbed Molecule

Shaowei Li (李绍巍), Dingwang Yuan, Arthur Yu, Gregory Czap, Ruqian Wu, and W. Ho

Phys. Rev. Lett. 114, 206101 (2015) - Published 19 May, 2015

Condensed Matter: Electronic Properties, etc.

Weyl Node and Spin Texture in Trigonal Tellurium and Selenium

Motoaki Hirayama, Ryo Okugawa, Shoji Ishibashi, Shuichi Murakami, and Takashi Miyake

Phys. Rev. Lett. 114, 206401 (2015) - Published 22 May, 2015

Entanglement Entropy of the $ν = 1 / 2$ Composite Fermion Non-Fermi Liquid State

Junping Shao, Eun-Ah Kim, F. D. M. Haldane, and Edward H. Rezayi

Phys. Rev. Lett. 114, 206402 (2015) - Published 22 May, 2015

Generation and Detection of Spin Currents in Semiconductor Nanostructures with Strong Spin-Orbit Interaction

Fabrizio Nichele, Szymon Hennel, Patrick Pietsch, Werner Wegscheider, Peter Stano, Philippe Jacquod, Thomas Ihn, and Klaus Ensslin

Phys. Rev. Lett. 114, 206601 (2015) - Published 18 May, 2015

Disordered Weyl Semimetals and Their Topological Family

Y. X. Zhao and Z. D. Wang

Phys. Rev. Lett. 114, 206602 (2015) - Published 20 May, 2015

Unidirectional Spin-Dependent Molecule-Ferromagnet Hybridized States Anisotropy in Cobalt Phthalocyanine Based Magnetic Tunnel Junctions

Clément Barraud, Karim Bouzehouane, Cyrile Deranlot, Stéphane Fusil, Hashim Jabbar, Jacek Arabski, Rajib Rakshit, Dong-Jik Kim, Christophe Kieber, Samy Boukari, Martin Bowen, Eric Beaurepaire, Pierre Seneor, Richard Mattana, and Frédéric Petroff

Phys. Rev. Lett. 114, 206603 (2015) - Published 21 May, 2015

FEATURED IN PHYSICS

Site-Dependent Evolution of Electrical Conductance from Tunneling to Atomic Point Contact

Howon Kim and Yukio Hasegawa

Phys. Rev. Lett. 114, 206801 (2015) - Published 22 May, 2015

A highly stable scanning tunneling microscope measures the electrical properties of a metal on a scale smaller than individual atoms.

Singlet-Triplet Excitations and Long-Range Entanglement in the Spin-Orbital Liquid Candidate ${FeSc}_{2} S_{4}$

N. J. Laurita, J. Deisenhofer, LiDong Pan, C. M. Morris, M. Schmidt, M. Johnsson, V. Tsurkan, A. Loidl, and N. P. Armitage

Phys. Rev. Lett. 114, 207201 (2015) - Published 22 May, 2015

EDITORS' SUGGESTION

Interferometric phase detection at x-ray energies via Fano resonance control

K. P. Heeg, C. Ott, D. Schumacher, H.-C. Wille, R. Röhlsberger, T. Pfeifer, and J. Evers

Phys. Rev. Lett. 114, 207401 (2015) - Published 18 May, 2015

The phase of an x ray can be detected when it interacts with nuclei, an effect that could be used to characterize the quantum state of a nuclear two-level system.

Polymer, Soft Matter, Biological, and Interdisciplinary Physics

Interfacial Structural Transition in Hydration Shells of a Polarizable Solute

Mohammadhasan Dinpajooh and Dmitry V. Matyushov

Phys. Rev. Lett. 114, 207801 (2015) - Published 22 May, 2015

FEATURED IN PHYSICS

Volume Changes During Active Shape Fluctuations in Cells

Alessandro Taloni, Elena Kardash, Oguz Umut Salman, Lev Truskinovsky, Stefano Zapperi, and Caterina A. M. La Porta

Phys. Rev. Lett. 114, 208101 (2015) - Published 19 May, 2015

Water flowing through a cell’s membrane is essential to the process of changing cellular shape.

ERRATA

Erratum: Baryogenesis in a Flat Direction with Neither Baryon nor Lepton Charge [Phys. Rev. Lett. 92, 011301 (2004)]

Takeshi Chiba, Fuminobu Takahashi, and Masahide Yamaguchi

Phys. Rev. Lett. 114, 209901 (2015) - Published 21 May, 2015

Erratum: Interpenetration, Deflection, and Stagnation of Cylindrically Convergent Magnetized Supersonic Tungsten Plasma Flows [Phys. Rev. Lett. 113, 035003 (2014)]

G. F. Swadling, S. V. Lebedev, A. J. Harvey-Thompson, W. Rozmus, G. Burdiak, L. Suttle, S. Patankar, R. A. Smith, M. Bennett, G. N. Hall, F. Suzuki-Vidal, and J. Yuan

Phys. Rev. Lett. 114, 209902 (2015) - Published 22 May, 2015