Volume 120, Issue 18

4 May 2018

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On the Cover

Faraday shield for an ytterbium optical lattice clock. The atoms are enclosed by a copper structure internally coated with carbon nanotubes and having windows coated with indium tin oxide.

From the article:

Faraday-Shielded dc Stark-Shift-Free Optical Lattice Clock
K. Beloy, X. Zhang, W. F. McGrew, N. Hinkley, T. H. Yoon, D. Nicolodi, R. J. Fasano, S. A. Schäffer, R. C. Brown, and A. D. Ludlow
Phys. Rev. Lett. 120, 183201 (2018)

HIGHLIGHTED ARTICLES

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Temporal Order in Periodically Driven Spins in Star-Shaped Clusters

Soham Pal, Naveen Nishad, T. S. Mahesh, and G. J. Sreejith

Phys. Rev. Lett. 120, 180602 (2018) - Published 1 May, 2018

Researchers uncover evidence of two new time crystals in systems of spins periodically driven by NMR pulses.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Observation of Discrete-Time-Crystal Signatures in an Ordered Dipolar Many-Body System

Jared Rovny, Robert L. Blum, and Sean E. Barrett

Phys. Rev. Lett. 120, 180603 (2018) - Published 1 May, 2018

Researchers uncover evidence of two new time crystals in systems of spins periodically driven by NMR pulses.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Rapid Neutrino Cooling in the Neutron Star MXB 1659-29

Edward F. Brown, Andrew Cumming, Farrukh J. Fattoyev, C. J. Horowitz, Dany Page, and Sanjay Reddy

Phys. Rev. Lett. 120, 182701 (2018) - Published 30 April, 2018

Astrophysicists have found the first direct evidence for the fastest neutrino-emission mechanism by which neutron stars can cool.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Boundaries Control Collective Dynamics of Inertial Self-Propelled Robots

A. Deblais, T. Barois, T. Guerin, P. H. Delville, R. Vaudaine, J. S. Lintuvuori, J. F. Boudet, J. C. Baret, and H. Kellay

Phys. Rev. Lett. 120, 188002 (2018) - Published 4 May, 2018

A collection of simple, self-propelled robots in a flexible and mobile corral can pull the whole group through a narrow space between walls.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Motion of Knots in DNA Stretched by Elongational Fields

Alexander R. Klotz, Beatrice W. Soh, and Patrick S. Doyle

Phys. Rev. Lett. 120, 188003 (2018) - Published 3 May, 2018

Experiments demonstrate that stretching a DNA strand can untie any knots it contains.

EDITORS' SUGGESTION

Observation of Stronger-than-Binary Correlations with Entangled Photonic Qutrits

Xiao-Min Hu, Bi-Heng Liu, Yu Guo, Guo-Yong Xiang, Yun-Feng Huang, Chuan-Feng Li, Guang-Can Guo, Matthias Kleinmann, Tamás Vértesi, and Adán Cabello

Phys. Rev. Lett. 120, 180402 (2018) - Published 4 May, 2018

A Bell-type experiment with two photonic qutrits provides the first confirmation of the quantum prediction of stronger-than-binary correlations.

EDITORS' SUGGESTION

Detailed Balance of Thermalization Dynamics in Rydberg-Atom Quantum Simulators

Hyosub Kim, YeJe Park, Kyungtae Kim, H.-S. Sim, and Jaewook Ahn

Phys. Rev. Lett. 120, 180502 (2018) - Published 4 May, 2018

Quantum simulator experiments indicate that the thermalization dynamics of an isolated many-body quantum state are diffusive, in agreement with recent predictions.

EDITORS' SUGGESTION

Classification of Phase Transitions by Microcanonical Inflection-Point Analysis

Kai Qi and Michael Bachmann

Phys. Rev. Lett. 120, 180601 (2018) - Published 30 April, 2018

A statistical analysis method allows for the unambiguous identification of a phase transition via inflection points of the system’s microcanonical entropy and its derivatives.

EDITORS' SUGGESTION

Langevin Dynamics with Spatial Correlations as a Model for Electron-Phonon Coupling

A. Tamm, M. Caro, A. Caro, G. Samolyuk, M. Klintenberg, and A. A. Correa

Phys. Rev. Lett. 120, 185501 (2018) - Published 4 May, 2018

A theory that generalizes Langevin dynamics can predict both the equilibration path of ions and electrons in a solid and the lifetimes of phonons in the system with picosecond resolution.

LETTERS

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

Sustained State-Independent Quantum Contextual Correlations from a Single Ion

F. M. Leupold, M. Malinowski, C. Zhang, V. Negnevitsky, A. Cabello, J. Alonso, and J. P. Home

Phys. Rev. Lett. 120, 180401 (2018) - Published 4 May, 2018

EDITORS' SUGGESTION

Observation of Stronger-than-Binary Correlations with Entangled Photonic Qutrits

Xiao-Min Hu, Bi-Heng Liu, Yu Guo, Guo-Yong Xiang, Yun-Feng Huang, Chuan-Feng Li, Guang-Can Guo, Matthias Kleinmann, Tamás Vértesi, and Adán Cabello

Phys. Rev. Lett. 120, 180402 (2018) - Published 4 May, 2018

A Bell-type experiment with two photonic qutrits provides the first confirmation of the quantum prediction of stronger-than-binary correlations.

Three-Dimensional Color Code Thresholds via Statistical-Mechanical Mapping

Aleksander Kubica, Michael E. Beverland, Fernando Brandão, John Preskill, and Krysta M. Svore

Phys. Rev. Lett. 120, 180501 (2018) - Published 4 May, 2018

EDITORS' SUGGESTION

Detailed Balance of Thermalization Dynamics in Rydberg-Atom Quantum Simulators

Hyosub Kim, YeJe Park, Kyungtae Kim, H.-S. Sim, and Jaewook Ahn

Phys. Rev. Lett. 120, 180502 (2018) - Published 4 May, 2018

Quantum simulator experiments indicate that the thermalization dynamics of an isolated many-body quantum state are diffusive, in agreement with recent predictions.

EDITORS' SUGGESTION

Classification of Phase Transitions by Microcanonical Inflection-Point Analysis

Kai Qi and Michael Bachmann

Phys. Rev. Lett. 120, 180601 (2018) - Published 30 April, 2018

A statistical analysis method allows for the unambiguous identification of a phase transition via inflection points of the system’s microcanonical entropy and its derivatives.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Temporal Order in Periodically Driven Spins in Star-Shaped Clusters

Soham Pal, Naveen Nishad, T. S. Mahesh, and G. J. Sreejith

Phys. Rev. Lett. 120, 180602 (2018) - Published 1 May, 2018

Researchers uncover evidence of two new time crystals in systems of spins periodically driven by NMR pulses.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Observation of Discrete-Time-Crystal Signatures in an Ordered Dipolar Many-Body System

Jared Rovny, Robert L. Blum, and Sean E. Barrett

Phys. Rev. Lett. 120, 180603 (2018) - Published 1 May, 2018

Researchers uncover evidence of two new time crystals in systems of spins periodically driven by NMR pulses.

Extrapolation to Nonequilibrium from Coarse-Grained Response Theory

Urna Basu, Laurent Helden, and Matthias Krüger

Phys. Rev. Lett. 120, 180604 (2018) - Published 4 May, 2018

Phase Transition in Protocols Minimizing Work Fluctuations

Alexandre P. Solon and Jordan M. Horowitz

Phys. Rev. Lett. 120, 180605 (2018) - Published 4 May, 2018

Gravitation and Astrophysics

Constraining Alternative Theories of Gravity Using Pulsar Timing Arrays

Neil J. Cornish, Logan O’Beirne, Stephen R. Taylor, and Nicolás Yunes

Phys. Rev. Lett. 120, 181101 (2018) - Published 4 May, 2018

Soft-Hair-Enhanced Entanglement Beyond Page Curves in a Black Hole Evaporation Qubit Model

Masahiro Hotta, Yasusada Nambu, and Koji Yamaguchi

Phys. Rev. Lett. 120, 181301 (2018) - Published 4 May, 2018

Elementary Particles and Fields

Novel Soft-Pion Theorem for Long-Range Nuclear Parity Violation

Xu Feng, Feng-Kun Guo, and Chien-Yeah Seng

Phys. Rev. Lett. 120, 181801 (2018) - Published 2 May, 2018

Searching for New Physics with $b \to s τ^{+} τ^{-}$ Processes

Bernat Capdevila, Andreas Crivellin, Sébastien Descotes-Genon, Lars Hofer, and Joaquim Matias

Phys. Rev. Lett. 120, 181802 (2018) - Published 3 May, 2018

Axion-Plasmon Polaritons in Strongly Magnetized Plasmas

H. Terças, J. D. Rodrigues, and J. T. Mendonça

Phys. Rev. Lett. 120, 181803 (2018) - Published 4 May, 2018

Universality of Generalized Parton Distributions in Light-Front Holographic QCD

Guy F. de Téramond, Tianbo Liu, Raza Sabbir Sufian, Hans Günter Dosch, Stanley J. Brodsky, and Alexandre Deur (HLFHS Collaboration)

Phys. Rev. Lett. 120, 182001 (2018) - Published 4 May, 2018

Nuclear Physics

Individual Low-Energy Toroidal Dipole State in ${}^{24}{Mg}$

V. O. Nesterenko, A. Repko, J. Kvasil, and P.-G. Reinhard

Phys. Rev. Lett. 120, 182501 (2018) - Published 4 May, 2018

Masses and $β$ -Decay Spectroscopy of Neutron-Rich Odd-Odd ${}^{160, 162}{Eu}$ Nuclei: Evidence for a Subshell Gap with Large Deformation at $N = 98$

D. J. Hartley, F. G. Kondev, R. Orford, J. A. Clark, G. Savard, A. D. Ayangeakaa, S. Bottoni, F. Buchinger, M. T. Burkey, M. P. Carpenter, P. Copp, D. A. Gorelov, K. Hicks, C. R. Hoffman, C. Hu, R. V. F. Janssens, J. W. Klimes, T. Lauritsen, J. Sethi, D. Seweryniak, K. S. Sharma, H. Zhang, S. Zhu, and Y. Zhu

Phys. Rev. Lett. 120, 182502 (2018) - Published 4 May, 2018

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Rapid Neutrino Cooling in the Neutron Star MXB 1659-29

Edward F. Brown, Andrew Cumming, Farrukh J. Fattoyev, C. J. Horowitz, Dany Page, and Sanjay Reddy

Phys. Rev. Lett. 120, 182701 (2018) - Published 30 April, 2018

Astrophysicists have found the first direct evidence for the fastest neutrino-emission mechanism by which neutron stars can cool.

Atomic, Molecular, and Optical Physics

New Measurement of the $1 S - 3 S$ Transition Frequency of Hydrogen: Contribution to the Proton Charge Radius Puzzle

Hélène Fleurbaey, Sandrine Galtier, Simon Thomas, Marie Bonnaud, Lucile Julien, François Biraben, François Nez, Michel Abgrall, and Jocelyne Guéna

Phys. Rev. Lett. 120, 183001 (2018) - Published 4 May, 2018

Constraints on Exotic Spin-Dependent Interactions Between Matter and Antimatter from Antiprotonic Helium Spectroscopy

Filip Ficek, Pavel Fadeev, Victor V. Flambaum, Derek F. Jackson Kimball, Mikhail G. Kozlov, Yevgeny V. Stadnik, and Dmitry Budker

Phys. Rev. Lett. 120, 183002 (2018) - Published 4 May, 2018

Mapping the Complete Reaction Path of a Complex Photochemical Reaction

Adam D. Smith, Emily M. Warne, Darren Bellshaw, Daniel A. Horke, Maria Tudorovskya, Emma Springate, Alfred J. H. Jones, Cephise Cacho, Richard T. Chapman, Adam Kirrander, and Russell S. Minns

Phys. Rev. Lett. 120, 183003 (2018) - Published 4 May, 2018

Faraday-Shielded dc Stark-Shift-Free Optical Lattice Clock

K. Beloy, X. Zhang, W. F. McGrew, N. Hinkley, T. H. Yoon, D. Nicolodi, R. J. Fasano, S. A. Schäffer, R. C. Brown, and A. D. Ludlow

Phys. Rev. Lett. 120, 183201 (2018) - Published 2 May, 2018

Angular Momentum of a Bose-Einstein Condensate in a Synthetic Rotational Field

Chunlei Qu and Sandro Stringari

Phys. Rev. Lett. 120, 183202 (2018) - Published 3 May, 2018

Rydberg-Dressed Magneto-optical Trap

A. D. Bounds, N. C. Jackson, R. K. Hanley, R. Faoro, E. M. Bridge, P. Huillery, and M. P. A. Jones

Phys. Rev. Lett. 120, 183401 (2018) - Published 4 May, 2018

Many-Body Theory for Positronium-Atom Interactions

D. G. Green, A. R. Swann, and G. F. Gribakin

Phys. Rev. Lett. 120, 183402 (2018) - Published 4 May, 2018

Inversion of Qubit Energy Levels in Qubit-Oscillator Circuits in the Deep-Strong-Coupling Regime

F. Yoshihara, T. Fuse, Z. Ao, S. Ashhab, K. Kakuyanagi, S. Saito, T. Aoki, K. Koshino, and K. Semba

Phys. Rev. Lett. 120, 183601 (2018) - Published 3 May, 2018

Highly Efficient Coherent Optical Memory Based on Electromagnetically Induced Transparency

Ya-Fen Hsiao, Pin-Ju Tsai, Hung-Shiue Chen, Sheng-Xiang Lin, Chih-Chiao Hung, Chih-Hsi Lee, Yi-Hsin Chen, Yong-Fan Chen, Ite A. Yu, and Ying-Cheng Chen

Phys. Rev. Lett. 120, 183602 (2018) - Published 4 May, 2018

Dissipation-Induced Anomalous Multicritical Phenomena

M. Soriente, T. Donner, R. Chitra, and O. Zilberberg

Phys. Rev. Lett. 120, 183603 (2018) - Published 4 May, 2018

Effective Inertial Frame in an Atom Interferometric Test of the Equivalence Principle

Chris Overstreet, Peter Asenbaum, Tim Kovachy, Remy Notermans, Jason M. Hogan, and Mark A. Kasevich

Phys. Rev. Lett. 120, 183604 (2018) - Published 4 May, 2018

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

Bound-Electron Nonlinearity Beyond the Ionization Threshold

J. K. Wahlstrand, S. Zahedpour, A. Bahl, M. Kolesik, and H. M. Milchberg

Phys. Rev. Lett. 120, 183901 (2018) - Published 2 May, 2018

On-the-Fly Control of High-Harmonic Generation Using a Structured Pump Beam

Liran Hareli, Lilya Lobachinsky, Georgiy Shoulga, Yaniv Eliezer, Linor Michaeli, and Alon Bahabad

Phys. Rev. Lett. 120, 183902 (2018) - Published 4 May, 2018

Weakly Nonergodic Dynamics in the Gross-Pitaevskii Lattice

Thudiyangal Mithun, Yagmur Kati, Carlo Danieli, and Sergej Flach

Phys. Rev. Lett. 120, 184101 (2018) - Published 4 May, 2018

Plasma and Beam Physics

Charge-Transfer Processes in Warm Dense Matter: Selective Spectral Filtering for Laser-Accelerated Ion Beams

J. Braenzel, M. D. Barriga-Carrasco, R. Morales, and M. Schnürer

Phys. Rev. Lett. 120, 184801 (2018) - Published 4 May, 2018

Condensed Matter: Structure, etc.

Full-Counting Many-Particle Dynamics: Nonlocal and Chiral Propagation of Correlations

Yuto Ashida and Masahito Ueda

Phys. Rev. Lett. 120, 185301 (2018) - Published 4 May, 2018

EDITORS' SUGGESTION

Langevin Dynamics with Spatial Correlations as a Model for Electron-Phonon Coupling

A. Tamm, M. Caro, A. Caro, G. Samolyuk, M. Klintenberg, and A. A. Correa

Phys. Rev. Lett. 120, 185501 (2018) - Published 4 May, 2018

A theory that generalizes Langevin dynamics can predict both the equilibration path of ions and electrons in a solid and the lifetimes of phonons in the system with picosecond resolution.

Directional Forces by Momentumless Excitation and Order-to-Order Transition in Peierls-Distorted Solids: The Case of GeTe

Nian-Ke Chen, Xian-Bin Li, Junhyeok Bang, Xue-Peng Wang, Dong Han, Damien West, Shengbai Zhang, and Hong-Bo Sun

Phys. Rev. Lett. 120, 185701 (2018) - Published 4 May, 2018

Rate and State Friction Relation for Nanoscale Contacts: Thermally Activated Prandtl-Tomlinson Model with Chemical Aging

Kaiwen Tian, David L. Goldsby, and Robert W. Carpick

Phys. Rev. Lett. 120, 186101 (2018) - Published 2 May, 2018

Size-Dependent Grain-Boundary Structure with Improved Conductive and Mechanical Stabilities in Sub-10-nm Gold Crystals

Chunyang Wang, Kui Du, Kepeng Song, Xinglong Ye, Lu Qi, Suyun He, Daiming Tang, Ning Lu, Haijun Jin, Feng Li, and Hengqiang Ye

Phys. Rev. Lett. 120, 186102 (2018) - Published 4 May, 2018

Observation of Polarization Vortices in Momentum Space

Yiwen Zhang, Ang Chen, Wenzhe Liu, Chia Wei Hsu, Bo Wang, Fang Guan, Xiaohan Liu, Lei Shi, Ling Lu, and Jian Zi

Phys. Rev. Lett. 120, 186103 (2018) - Published 4 May, 2018

Raman Spectral Band Oscillations in Large Graphene Bubbles

Yuan Huang, Xiao Wang, Xu Zhang, Xianjue Chen, Baowen Li, Bin Wang, Ming Huang, Chongyang Zhu, Xuewei Zhang, Wolfgang S. Bacsa, Feng Ding, and Rodney S. Ruoff

Phys. Rev. Lett. 120, 186104 (2018) - Published 3 May, 2018

Asperity-Level Origins of Transition from Mild to Severe Wear

Ramin Aghababaei, Tobias Brink, and Jean-François Molinari

Phys. Rev. Lett. 120, 186105 (2018) - Published 4 May, 2018

Condensed Matter: Electronic Properties, etc.

Charge Fractionalization in the Two-Channel Kondo Effect

L. Aviad Landau, Eyal Cornfeld, and Eran Sela

Phys. Rev. Lett. 120, 186801 (2018) - Published 4 May, 2018

Time-Reversal Symmetry-Breaking Nematic Insulators near Quantum Spin Hall Phase Transitions

Fei Xue and A. H. MacDonald

Phys. Rev. Lett. 120, 186802 (2018) - Published 4 May, 2018

Exact Solution of a Two-Species Quantum Dimer Model for Pseudogap Metals

Johannes Feldmeier, Sebastian Huber, and Matthias Punk

Phys. Rev. Lett. 120, 187001 (2018) - Published 3 May, 2018

Tuning the Pairing Interaction in a $d$ -Wave Superconductor by Paramagnons Injected through Interfaces

M. Naritsuka, P. F. S. Rosa, Yongkang Luo, Y. Kasahara, Y. Tokiwa, T. Ishii, S. Miyake, T. Terashima, T. Shibauchi, F. Ronning, J. D. Thompson, and Y. Matsuda

Phys. Rev. Lett. 120, 187002 (2018) - Published 4 May, 2018