Volume 119, Issue 24

15 December 2017

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On the Cover

Network diagram for Iceland’s power grid. Squares denote generators; circles show nongenerator nodes. Removal of the marked transmission line triggers six subsequent line failures (magenta), separating the network into five clusters (color coded).

From the article:

Cascading Failures as Continuous Phase-Space Transitions
Yang Yang and Adilson E. Motter
Phys. Rev. Lett. 119, 248302 (2017)

HIGHLIGHTED ARTICLES

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Observation of Top Quark Production in Proton-Nucleus Collisions

A. M. Sirunyan et al. (CMS Collaboration)

Phys. Rev. Lett. 119, 242001 (2017) - Published 14 December, 2017

The top quark—previously seen in proton collisions—has now been identified in collisions between protons and lead nuclei.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Reflection-Symmetric Second-Order Topological Insulators and Superconductors

Josias Langbehn, Yang Peng, Luka Trifunovic, Felix von Oppen, and Piet W. Brouwer

Phys. Rev. Lett. 119, 246401 (2017) - Published 11 December, 2017

Theorists have discovered topological insulators that are insulating in their interior and on their surfaces but have conducting channels at corners or along edges.

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EDITORS' SUGGESTION

$(d - 2)$ -Dimensional Edge States of Rotation Symmetry Protected Topological States

Zhida Song, Zhong Fang, and Chen Fang

Phys. Rev. Lett. 119, 246402 (2017) - Published 11 December, 2017

Theorists have discovered topological insulators that are insulating in their interior and on their surfaces but have conducting channels at corners or along edges.

FEATURED IN PHYSICS

Spin Entanglement Witness for Quantum Gravity

Sougato Bose, Anupam Mazumdar, Gavin W. Morley, Hendrik Ulbricht, Marko Toroš, Mauro Paternostro, Andrew A. Geraci, Peter F. Barker, M. S. Kim, and Gerard Milburn

Phys. Rev. Lett. 119, 240401 (2017) - Published 13 December, 2017

Two proposals describe how to test whether gravity is inherently quantum by measuring the entanglement between two masses.

FEATURED IN PHYSICS

Gravitationally Induced Entanglement between Two Massive Particles is Sufficient Evidence of Quantum Effects in Gravity

C. Marletto and V. Vedral

Phys. Rev. Lett. 119, 240402 (2017) - Published 13 December, 2017

Two proposals describe how to test whether gravity is inherently quantum by measuring the entanglement between two masses.

FEATURED IN PHYSICS

Magnetic Monopole Mass Bounds from Heavy-Ion Collisions and Neutron Stars

Oliver Gould and Arttu Rajantie

Phys. Rev. Lett. 119, 241601 (2017) - Published 12 December, 2017

A new analysis places some of the tightest bounds yet on the mass that magnetic monopoles should have if they exist.

EDITORS' SUGGESTION

Muon Creation in Supernova Matter Facilitates Neutrino-Driven Explosions

R. Bollig, H.-T. Janka, A. Lohs, G. Martínez-Pinedo, C. J. Horowitz, and T. Melson

Phys. Rev. Lett. 119, 242702 (2017) - Published 15 December, 2017

Higher neutrino emission is found from core-collapse supernova when muons are included in numerical simulations.

EDITORS' SUGGESTION

Ultrastable Silicon Cavity in a Continuously Operating Closed-Cycle Cryostat at 4 K

W. Zhang, J. M. Robinson, L. Sonderhouse, E. Oelker, C. Benko, J. L. Hall, T. Legero, D. G. Matei, F. Riehle, U. Sterr, and J. Ye

Phys. Rev. Lett. 119, 243601 (2017) - Published 15 December, 2017

A specially-designed cryostat allows a silicon cavity operating at 4K to reach an instability ten times more stable and a linewith ten thousand times narrower than previous sub-10K systems.

EDITORS' SUGGESTION

Distribution of Off-Diagonal Cross Sections in Quantum Chaotic Scattering: Exact Results and Data Comparison

Santosh Kumar, Barbara Dietz, Thomas Guhr, and Achim Richter

Phys. Rev. Lett. 119, 244102 (2017) - Published 13 December, 2017

The exact distribution of the experimentally accessible off-diagonal cross sections of scattering in quantum chaotic systems are calculated analytically, solving an old problem in compound nucleus scattering.

EDITORS' SUGGESTION

Chiral Spin Order in Kondo-Heisenberg Systems

A. M. Tsvelik and O. M. Yevtushenko

Phys. Rev. Lett. 119, 247203 (2017) - Published 15 December, 2017

A chiral spin liquid is predicted to be realizable in a simple time-reversal-invariant Kondo-Heisenberg model.

LETTERS

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

FEATURED IN PHYSICS

Spin Entanglement Witness for Quantum Gravity

Sougato Bose, Anupam Mazumdar, Gavin W. Morley, Hendrik Ulbricht, Marko Toroš, Mauro Paternostro, Andrew A. Geraci, Peter F. Barker, M. S. Kim, and Gerard Milburn

Phys. Rev. Lett. 119, 240401 (2017) - Published 13 December, 2017

Two proposals describe how to test whether gravity is inherently quantum by measuring the entanglement between two masses.

FEATURED IN PHYSICS

Gravitationally Induced Entanglement between Two Massive Particles is Sufficient Evidence of Quantum Effects in Gravity

C. Marletto and V. Vedral

Phys. Rev. Lett. 119, 240402 (2017) - Published 13 December, 2017

Two proposals describe how to test whether gravity is inherently quantum by measuring the entanglement between two masses.

Quantum Experiments and Graphs: Multiparty States as Coherent Superpositions of Perfect Matchings

Mario Krenn, Xuemei Gu, and Anton Zeilinger

Phys. Rev. Lett. 119, 240403 (2017) - Published 15 December, 2017

Realization of a Quantum Random Generator Certified with the Kochen-Specker Theorem

Anatoly Kulikov, Markus Jerger, Anton Potočnik, Andreas Wallraff, and Arkady Fedorov

Phys. Rev. Lett. 119, 240501 (2017) - Published 11 December, 2017

Estimating the Error of an Analog Quantum Simulator by Additional Measurements

Iris Schwenk, Sebastian Zanker, Jan-Michael Reiner, Juha Leppäkangas, and Michael Marthaler

Phys. Rev. Lett. 119, 240502 (2017) - Published 13 December, 2017

Effective Thermodynamics for a Marginal Observer

Matteo Polettini and Massimiliano Esposito

Phys. Rev. Lett. 119, 240601 (2017) - Published 13 December, 2017

Essentially Entropic Lattice Boltzmann Model

Mohammad Atif, Praveen Kumar Kolluru, Chakradhar Thantanapally, and Santosh Ansumali

Phys. Rev. Lett. 119, 240602 (2017) - Published 14 December, 2017

Irreversible Local Markov Chains with Rapid Convergence towards Equilibrium

Sebastian C. Kapfer and Werner Krauth

Phys. Rev. Lett. 119, 240603 (2017) - Published 15 December, 2017

Gravitation and Astrophysics

Indications for a High-Rigidity Break in the Cosmic-Ray Diffusion Coefficient

Yoann Génolini, Pasquale D. Serpico, Mathieu Boudaud, Sami Caroff, Vivian Poulin, Laurent Derome, Julien Lavalle, David Maurin, Vincent Poireau, Sylvie Rosier, Pierre Salati, and Manuela Vecchi

Phys. Rev. Lett. 119, 241101 (2017) - Published 15 December, 2017

Elementary Particles and Fields

FEATURED IN PHYSICS

Magnetic Monopole Mass Bounds from Heavy-Ion Collisions and Neutron Stars

Oliver Gould and Arttu Rajantie

Phys. Rev. Lett. 119, 241601 (2017) - Published 12 December, 2017

A new analysis places some of the tightest bounds yet on the mass that magnetic monopoles should have if they exist.

SU(5) Unification without Proton Decay

Bartosz Fornal and Benjamín Grinstein

Phys. Rev. Lett. 119, 241801 (2017) - Published 13 December, 2017

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Observation of Top Quark Production in Proton-Nucleus Collisions

A. M. Sirunyan et al. (CMS Collaboration)

Phys. Rev. Lett. 119, 242001 (2017) - Published 14 December, 2017

The top quark—previously seen in proton collisions—has now been identified in collisions between protons and lead nuclei.

Nuclear Physics

$J / ψ$ Elliptic Flow in Pb-Pb Collisions at $\sqrt{s_{N N}} = 5.02 TeV$

S. Acharya et al. (ALICE Collaboration)

Phys. Rev. Lett. 119, 242301 (2017) - Published 15 December, 2017

Direct Measurement of the Key $E_{c . m .} = 456 keV$ Resonance in the Astrophysical ${}^{19}{Ne} (p, γ) {}^{20}{Na}$ Reaction and Its Relevance for Explosive Binary Systems

R. Wilkinson, G. Lotay, A. Lennarz, C. Ruiz, G. Christian, C. Akers, W. N. Catford, A. A. Chen, D. Connolly, B. Davids, D. A. Hutcheon, D. Jedrejcic, A. M. Laird, L. Martin, E. McNeice, J. Riley, and M. Williams

Phys. Rev. Lett. 119, 242701 (2017) - Published 11 December, 2017

EDITORS' SUGGESTION

Muon Creation in Supernova Matter Facilitates Neutrino-Driven Explosions

R. Bollig, H.-T. Janka, A. Lohs, G. Martínez-Pinedo, C. J. Horowitz, and T. Melson

Phys. Rev. Lett. 119, 242702 (2017) - Published 15 December, 2017

Higher neutrino emission is found from core-collapse supernova when muons are included in numerical simulations.

Atomic, Molecular, and Optical Physics

Hartree and Exchange in Ensemble Density Functional Theory: Avoiding the Nonuniqueness Disaster

Tim Gould and Stefano Pittalis

Phys. Rev. Lett. 119, 243001 (2017) - Published 13 December, 2017

Disentangling Intracycle Interferences in Photoelectron Momentum Distributions Using Orthogonal Two-Color Laser Fields

Xinhua Xie (谢新华), Tian Wang, ShaoGang Yu, XuanYang Lai, Stefan Roither, Daniil Kartashov, Andrius Baltuška, XiaoJun Liu, André Staudte, and Markus Kitzler

Phys. Rev. Lett. 119, 243201 (2017) - Published 11 December, 2017

Symmetry Breaking and Strong Persistent Plasma Currents via Resonant Destabilization of Atoms

C. Brée, M. Hofmann, A. Demircan, U. Morgner, O. Kosareva, A. Savel’ev, A. Husakou, M. Ivanov, and I. Babushkin

Phys. Rev. Lett. 119, 243202 (2017) - Published 13 December, 2017

Laser-Induced Inelastic Diffraction from Strong-Field Double Ionization

Wei Quan, XiaoLei Hao, XiaoQing Hu, RenPing Sun, YanLan Wang, YongJu Chen, ShaoGang Yu, SongPo Xu, ZhiLei Xiao, XuanYang Lai, XingYu Li, Wilhelm Becker, Yong Wu, JianGuo Wang, XiaoJun Liu, and Jing Chen

Phys. Rev. Lett. 119, 243203 (2017) - Published 13 December, 2017

Identifying the Tunneling Site in Strong-Field Ionization of ${H_{2}}^{+}$

Kunlong Liu and Ingo Barth

Phys. Rev. Lett. 119, 243204 (2017) - Published 15 December, 2017

EDITORS' SUGGESTION

Ultrastable Silicon Cavity in a Continuously Operating Closed-Cycle Cryostat at 4 K

W. Zhang, J. M. Robinson, L. Sonderhouse, E. Oelker, C. Benko, J. L. Hall, T. Legero, D. G. Matei, F. Riehle, U. Sterr, and J. Ye

Phys. Rev. Lett. 119, 243601 (2017) - Published 15 December, 2017

A specially-designed cryostat allows a silicon cavity operating at 4K to reach an instability ten times more stable and a linewith ten thousand times narrower than previous sub-10K systems.

Diffraction-Limited Plenoptic Imaging with Correlated Light

Francesco V. Pepe, Francesco Di Lena, Aldo Mazzilli, Eitan Edrei, Augusto Garuccio, Giuliano Scarcelli, and Milena D’Angelo

Phys. Rev. Lett. 119, 243602 (2017) - Published 15 December, 2017

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

High- $Q$ Supercavity Modes in Subwavelength Dielectric Resonators

Mikhail V. Rybin, Kirill L. Koshelev, Zarina F. Sadrieva, Kirill B. Samusev, Andrey A. Bogdanov, Mikhail F. Limonov, and Yuri S. Kivshar

Phys. Rev. Lett. 119, 243901 (2017) - Published 13 December, 2017

Nonlinear Stimulated Raman Exact Passage by Resonance-Locked Inverse Engineering

V. Dorier, M. Gevorgyan, A. Ishkhanyan, C. Leroy, H. R. Jauslin, and S. Guérin

Phys. Rev. Lett. 119, 243902 (2017) - Published 13 December, 2017

Manipulating Twisted Electron Beams

Alexander J. Silenko, Pengming Zhang, and Liping Zou

Phys. Rev. Lett. 119, 243903 (2017) - Published 15 December, 2017

Scattering by Finite Periodic $P T$ -Symmetric Structures

V. Achilleos, Y. Aurégan, and V. Pagneux

Phys. Rev. Lett. 119, 243904 (2017) - Published 15 December, 2017

Chimera States in Continuous Media: Existence and Distinctness

Zachary G. Nicolaou, Hermann Riecke, and Adilson E. Motter

Phys. Rev. Lett. 119, 244101 (2017) - Published 13 December, 2017

EDITORS' SUGGESTION

Distribution of Off-Diagonal Cross Sections in Quantum Chaotic Scattering: Exact Results and Data Comparison

Santosh Kumar, Barbara Dietz, Thomas Guhr, and Achim Richter

Phys. Rev. Lett. 119, 244102 (2017) - Published 13 December, 2017

Epi-Two-Dimensional Fluid Flow: A New Topological Paradigm for Dimensionality

Z. Yoshida and P. J. Morrison

Phys. Rev. Lett. 119, 244501 (2017) - Published 11 December, 2017

Plasma and Beam Physics

Saturation of the Hosing Instability in Quasilinear Plasma Accelerators

R. Lehe, C. B. Schroeder, J.-L. Vay, E. Esarey, and W. P. Leemans

Phys. Rev. Lett. 119, 244801 (2017) - Published 13 December, 2017

Condensed Matter: Structure, etc.

Structural Origin of Enhanced Dynamics at the Surface of a Glassy Alloy

Gang Sun, Shibu Saw, Ian Douglass, and Peter Harrowell

Phys. Rev. Lett. 119, 245501 (2017) - Published 11 December, 2017

Navigating at Will on the Water Phase Diagram

S. Pipolo, M. Salanne, G. Ferlat, S. Klotz, A. M. Saitta, and F. Pietrucci

Phys. Rev. Lett. 119, 245701 (2017) - Published 14 December, 2017

Equation of Motion for a Grain Boundary

Luchan Zhang, Jian Han, Yang Xiang, and David J. Srolovitz

Phys. Rev. Lett. 119, 246101 (2017) - Published 12 December, 2017

Condensed Matter: Electronic Properties, etc.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Reflection-Symmetric Second-Order Topological Insulators and Superconductors

Josias Langbehn, Yang Peng, Luka Trifunovic, Felix von Oppen, and Piet W. Brouwer

Phys. Rev. Lett. 119, 246401 (2017) - Published 11 December, 2017

Theorists have discovered topological insulators that are insulating in their interior and on their surfaces but have conducting channels at corners or along edges.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

$(d - 2)$ -Dimensional Edge States of Rotation Symmetry Protected Topological States

Zhida Song, Zhong Fang, and Chen Fang

Phys. Rev. Lett. 119, 246402 (2017) - Published 11 December, 2017

Theorists have discovered topological insulators that are insulating in their interior and on their surfaces but have conducting channels at corners or along edges.