Volume 124, Issue 13

3 April 2020

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On the Cover

Optical configuration with a combined axiparabola-echelon that enables a dephasingless laser wakefield accelerator. Selected for a Viewpoint in Physics and an Editors’ Suggestion.

From the article:

Dephasingless Laser Wakefield Acceleration
J. P. Palastro, J. L. Shaw, P. Franke, D. Ramsey, T. T. Simpson, and D. H. Froula
Phys. Rev. Lett. 124, 134802 (2020)

HIGHLIGHTED ARTICLES

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Hadronic Light-by-Light Scattering Contribution to the Muon Anomalous Magnetic Moment from Lattice QCD

Thomas Blum, Norman Christ, Masashi Hayakawa, Taku Izubuchi, Luchang Jin, Chulwoo Jung, and Christoph Lehner

Phys. Rev. Lett. 124, 132002 (2020) - Published 1 April, 2020

Supercomputer simulations rule out a known quantum effect as the cause of the muon’s unexpectedly strong magnetic moment.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Dephasingless Laser Wakefield Acceleration

J. P. Palastro, J. L. Shaw, P. Franke, D. Ramsey, T. T. Simpson, and D. H. Froula

Phys. Rev. Lett. 124, 134802 (2020) - Published 31 March, 2020

A proposed design for plasma accelerators would use line-focused laser pulses to overcome the problem of particles outrunning the acceleration region.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Radial Spin Texture in Elemental Tellurium with Chiral Crystal Structure

M. Sakano, M. Hirayama, T. Takahashi, S. Akebi, M. Nakayama, K. Kuroda, K. Taguchi, T. Yoshikawa, K. Miyamoto, T. Okuda, K. Ono, H. Kumigashira, T. Ideue, Y. Iwasa, N. Mitsuishi, K. Ishizaka, S. Shin, T. Miyake, S. Murakami, T. Sasagawa, and Takeshi Kondo

Phys. Rev. Lett. 124, 136404 (2020) - Published 30 March, 2020

The observation of radial spin texture in chiral tellurium crystals could lead to greater control over electron transport.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Generation and Imaging of Magnetoacoustic Waves over Millimeter Distances

Blai Casals, Nahuel Statuto, Michael Foerster, Alberto Hernández-Mínguez, Rafael Cichelero, Peter Manshausen, Ania Mandziak, Lucía Aballe, Joan Manel Hernàndez, and Ferran Macià

Phys. Rev. Lett. 124, 137202 (2020) - Published 3 April, 2020

Sound waves generate large-amplitude spin waves that travel long distances in a magnetic film.

FEATURED IN PHYSICS

Laguerre-Gaussian Mode Laser Heater for Microbunching Instability Suppression in Free-Electron Lasers

Jingyi Tang, Randy Lemons, Wei Liu, Sharon Vetter, Timothy Maxwell, Franz-Josef Decker, Alberto Lutman, Jacek Krzywinski, Gabriel Marcus, Stefan Moeller, Zhirong Huang, Daniel Ratner, and Sergio Carbajo

Phys. Rev. Lett. 124, 134801 (2020) - Published 30 March, 2020

Researchers show that they can better shape an electron bunch by using a hollow laser beam, something that could allow them to generate brighter x rays for x-ray free-electron lasers.

EDITORS' SUGGESTION

Quantum Autoencoders to Denoise Quantum Data

Dmytro Bondarenko and Polina Feldmann

Phys. Rev. Lett. 124, 130502 (2020) - Published 31 March, 2020

A quantum machine-learning network can fix spin-flip errors in a manner analogous to classical data being denoised by an autoencoder.

EDITORS' SUGGESTION

1D Magneto-Optical Trap of Polyatomic Molecules

Louis Baum, Nathaniel B. Vilas, Christian Hallas, Benjamin L. Augenbraun, Shivam Raval, Debayan Mitra, and John M. Doyle

Phys. Rev. Lett. 124, 133201 (2020) - Published 31 March, 2020

A cycling transition in one dimension establishes a path to deep cooling of polyatomic molecules.

EDITORS' SUGGESTION

Improved Phase Locking of Laser Arrays with Nonlinear Coupling

Simon Mahler, Matthew L. Goh, Chene Tradonsky, Asher A. Friesem, and Nir Davidson

Phys. Rev. Lett. 124, 133901 (2020) - Published 1 April, 2020

Nonlinear coupling with a saturable absorber is used to couple and phase lock a large array of lasers, an arrangement which is more robust than the usual linear coupling.

EDITORS' SUGGESTION

Two-Color Soft X-Ray Lasing in a High-Density Nickel-like Krypton Plasma

F. Tissandier, J. Gautier, J.-P. Goddet, A. Kabacinski, S. Sebban, J. Nejdl, M. Kozlová, and G. Maynard

Phys. Rev. Lett. 124, 133902 (2020) - Published 1 April, 2020

Two-color table-top soft x-ray laser source is experimentally demonstrated using high density nickel-like plasma.

EDITORS' SUGGESTION

Imaging Fluorescence of ${He}_{2}^{*}$ Excimers Created by Neutron Capture in Liquid Helium II

X. Wen, S. R. Bao, L. McDonald, J. Pierce, G. L. Greene, Lowell Crow, Xin Tong, A. Mezzacappa, R. Glasby, W. Guo, and M. R. Fitzsimmons

Phys. Rev. Lett. 124, 134502 (2020) - Published 1 April, 2020

A new approach to image turbulent flow in cryogenic helium allows modeling processes in various coherent matter-wave systems that form Bose-Einstein condensates, such as neutron stars and galactic dark matter.

EDITORS' SUGGESTION

Almost Perfect Metals in One Dimension

Chaitanya Murthy and Chetan Nayak

Phys. Rev. Lett. 124, 136801 (2020) - Published 30 March, 2020

A geometrical approach provides a method to realize non-Fermi-liquid metals that are stable at low but accessible temperatures.

LETTERS

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

Fault-Tolerant Thresholds for the Surface Code in Excess of $5 %$ under Biased Noise

David K. Tuckett, Stephen D. Bartlett, Steven T. Flammia, and Benjamin J. Brown

Phys. Rev. Lett. 124, 130501 (2020) - Published 30 March, 2020

EDITORS' SUGGESTION

Quantum Autoencoders to Denoise Quantum Data

Dmytro Bondarenko and Polina Feldmann

Phys. Rev. Lett. 124, 130502 (2020) - Published 31 March, 2020

A quantum machine-learning network can fix spin-flip errors in a manner analogous to classical data being denoised by an autoencoder.

The Energetic Cost of Work Extraction

Juliette Monsel, Marco Fellous-Asiani, Benjamin Huard, and Alexia Auffèves

Phys. Rev. Lett. 124, 130601 (2020) - Published 30 March, 2020

Noise-Driven Universal Dynamics towards an Infinite Temperature State

Jie Ren, Qiaoyi Li, Wei Li, Zi Cai, and Xiaoqun Wang

Phys. Rev. Lett. 124, 130602 (2020) - Published 31 March, 2020

Tensor Network Approach to Phase Transitions of a Non-Abelian Topological Phase

Wen-Tao Xu, Qi Zhang, and Guang-Ming Zhang

Phys. Rev. Lett. 124, 130603 (2020) - Published 3 April, 2020

Anomalous Diffusion and Localization in a Positionally Disordered Quantum Spin Array

Raphaël Menu and Tommaso Roscilde

Phys. Rev. Lett. 124, 130604 (2020) - Published 2 April, 2020

Gravitation and Astrophysics

Constraints on Lorentz Invariance Violation from HAWC Observations of Gamma Rays above 100 TeV

A. Albert et al. (HAWC Collaboration)

Phys. Rev. Lett. 124, 131101 (2020) - Published 30 March, 2020

Internal Delensing of Cosmic Microwave Background Polarization $B$ -Modes with the POLARBEAR Experiment

S. Adachi et al. (POLARBEAR Collaboration)

Phys. Rev. Lett. 124, 131301 (2020) - Published 1 April, 2020

Elementary Particles and Fields

Fractional Quantum Hall Effect in a Relativistic Field Theory

David B. Kaplan and Srimoyee Sen

Phys. Rev. Lett. 124, 131601 (2020) - Published 31 March, 2020

Conformal $n$ -Point Functions in Momentum Space

Adam Bzowski, Paul McFadden, and Kostas Skenderis

Phys. Rev. Lett. 124, 131602 (2020) - Published 3 April, 2020

Improved Limits on Millicharged Particles Using the ArgoNeuT Experiment at Fermilab

R. Acciarri, C. Adams, J. Asaadi, B. Baller, T. Bolton, C. Bromberg, F. Cavanna, D. Edmunds, R. S. Fitzpatrick, B. Fleming, R. Harnik, C. James, I. Lepetic, B. R. Littlejohn, Z. Liu, X. Luo, O. Palamara, G. Scanavini, M. Soderberg, J. Spitz, A. M. Szelc, W. Wu, and T. Yang (ArgoNeuT Collaboration)

Phys. Rev. Lett. 124, 131801 (2020) - Published 1 April, 2020

Search for a Narrow Resonance Lighter than 200 GeV Decaying to a Pair of Muons in Proton-Proton Collisions at $\sqrt{s} = 13 TeV$

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

Phys. Rev. Lett. 124, 131802 (2020) - Published 3 April, 2020

Signatures of the $d^{*} (2380)$ Hexaquark in $d (γ, p \vec{n})$

M. Bashkanov et al. (A2 Collaboration at MAMI)

Phys. Rev. Lett. 124, 132001 (2020) - Published 31 March, 2020

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Hadronic Light-by-Light Scattering Contribution to the Muon Anomalous Magnetic Moment from Lattice QCD

Thomas Blum, Norman Christ, Masashi Hayakawa, Taku Izubuchi, Luchang Jin, Chulwoo Jung, and Christoph Lehner

Phys. Rev. Lett. 124, 132002 (2020) - Published 1 April, 2020

Supercomputer simulations rule out a known quantum effect as the cause of the muon’s unexpectedly strong magnetic moment.

Nuclear Physics

Fission of Relativistic Nuclei with Fragment Excitation and Reorientation

Carlos A. Bertulani, Yasemin Kucuk, and Radomira Lozeva

Phys. Rev. Lett. 124, 132301 (2020) - Published 1 April, 2020

$K^{-} p$ Correlation Function from High-Energy Nuclear Collisions and Chiral SU(3) Dynamics

Yuki Kamiya, Tetsuo Hyodo, Kenji Morita, Akira Ohnishi, and Wolfram Weise

Phys. Rev. Lett. 124, 132501 (2020) - Published 1 April, 2020

Charge Radius of the Short-Lived ${}^{68}{Ni}$ and Correlation with the Dipole Polarizability

S. Kaufmann et al.

Phys. Rev. Lett. 124, 132502 (2020) - Published 1 April, 2020

Atomic, Molecular, and Optical Physics

EDITORS' SUGGESTION

1D Magneto-Optical Trap of Polyatomic Molecules

Louis Baum, Nathaniel B. Vilas, Christian Hallas, Benjamin L. Augenbraun, Shivam Raval, Debayan Mitra, and John M. Doyle

Phys. Rev. Lett. 124, 133201 (2020) - Published 31 March, 2020

A cycling transition in one dimension establishes a path to deep cooling of polyatomic molecules.

Observing the Importance of the Phase-Volume Effect for Few-Cycle Light-Matter Interactions

Yinyu Zhang, Danilo Zille, Dominik Hoff, Philipp Wustelt, Daniel Würzler, Max Möller, A. M. Sayler, and Gerhard G. Paulus

Phys. Rev. Lett. 124, 133202 (2020) - Published 31 March, 2020

Singlet Pathway to the Ground State of Ultracold Polar Molecules

A. Yang, S. Botsi, S. Kumar, S. B. Pal, M. M. Lam, I. Čepaitė, A. Laugharn, and K. Dieckmann

Phys. Rev. Lett. 124, 133203 (2020) - Published 1 April, 2020

Radiative Double-Electron Capture by Bare and One-Electron Ions on Gas Targets

D. S. La Mantia, P. N. S. Kumara, S. L. Buglione, C. P. McCoy, C. J. Taylor, J. S. White, A. Kayani, and J. A. Tanis

Phys. Rev. Lett. 124, 133401 (2020) - Published 30 March, 2020

Time Dependence of Few-Body Förster Interactions among Ultracold Rydberg Atoms

Zhimin Cheryl Liu, Nina P. Inman, Thomas J. Carroll, and Michael W. Noel

Phys. Rev. Lett. 124, 133402 (2020) - Published 31 March, 2020

Phase-Space Inequalities Beyond Negativities

Martin Bohmann and Elizabeth Agudelo

Phys. Rev. Lett. 124, 133601 (2020) - Published 31 March, 2020

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

EDITORS' SUGGESTION

Improved Phase Locking of Laser Arrays with Nonlinear Coupling

Simon Mahler, Matthew L. Goh, Chene Tradonsky, Asher A. Friesem, and Nir Davidson

Phys. Rev. Lett. 124, 133901 (2020) - Published 1 April, 2020

Nonlinear coupling with a saturable absorber is used to couple and phase lock a large array of lasers, an arrangement which is more robust than the usual linear coupling.

EDITORS' SUGGESTION

Two-Color Soft X-Ray Lasing in a High-Density Nickel-like Krypton Plasma

F. Tissandier, J. Gautier, J.-P. Goddet, A. Kabacinski, S. Sebban, J. Nejdl, M. Kozlová, and G. Maynard

Phys. Rev. Lett. 124, 133902 (2020) - Published 1 April, 2020

Two-color table-top soft x-ray laser source is experimentally demonstrated using high density nickel-like plasma.

Influence of the Local Scattering Environment on the Localization Precision of Single Particles

Dorian Bouchet, Rémi Carminati, and Allard P. Mosk

Phys. Rev. Lett. 124, 133903 (2020) - Published 1 April, 2020

Mid-Infrared Frequency Comb Generation and Spectroscopy with Few-Cycle Pulses and $χ^{(2)}$ Nonlinear Optics

Alexander J. Lind, Abijith Kowligy, Henry Timmers, Flavio C. Cruz, Nima Nader, Myles C. Silfies, Thomas K. Allison, and Scott A. Diddams

Phys. Rev. Lett. 124, 133904 (2020) - Published 1 April, 2020

Robust Scattered Fields from Adiabatically Driven Targets around Exceptional Points

Lucas J. Fernández-Alcázar, Huanan Li, Fred Ellis, Andrea Alú, and Tsampikos Kottos

Phys. Rev. Lett. 124, 133905 (2020) - Published 2 April, 2020

Abrupt Transition between Three-Dimensional and Two-Dimensional Quantum Turbulence

Nicolás P. Müller, Marc-Etienne Brachet, Alexandros Alexakis, and Pablo D. Mininni

Phys. Rev. Lett. 124, 134501 (2020) - Published 31 March, 2020

EDITORS' SUGGESTION

Imaging Fluorescence of ${He}_{2}^{*}$ Excimers Created by Neutron Capture in Liquid Helium II

X. Wen, S. R. Bao, L. McDonald, J. Pierce, G. L. Greene, Lowell Crow, Xin Tong, A. Mezzacappa, R. Glasby, W. Guo, and M. R. Fitzsimmons

Phys. Rev. Lett. 124, 134502 (2020) - Published 1 April, 2020

How Bulk Nanobubbles Might Survive

Beng Hau Tan, Hongjie An, and Claus-Dieter Ohl

Phys. Rev. Lett. 124, 134503 (2020) - Published 3 April, 2020

Plasma and Beam Physics

FEATURED IN PHYSICS

Laguerre-Gaussian Mode Laser Heater for Microbunching Instability Suppression in Free-Electron Lasers

Phys. Rev. Lett. 124, 134801 (2020) - Published 30 March, 2020

Researchers show that they can better shape an electron bunch by using a hollow laser beam, something that could allow them to generate brighter x rays for x-ray free-electron lasers.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Dephasingless Laser Wakefield Acceleration

J. P. Palastro, J. L. Shaw, P. Franke, D. Ramsey, T. T. Simpson, and D. H. Froula

Phys. Rev. Lett. 124, 134802 (2020) - Published 31 March, 2020

A proposed design for plasma accelerators would use line-focused laser pulses to overcome the problem of particles outrunning the acceleration region.

Breaking 50 Femtosecond Resolution Barrier in MeV Ultrafast Electron Diffraction with a Double Bend Achromat Compressor

Fengfeng Qi, Zhuoran Ma, Lingrong Zhao, Yun Cheng, Wenxiang Jiang, Chao Lu, Tao Jiang, Dong Qian, Zhe Wang, Wentao Zhang, Pengfei Zhu, Xiao Zou, Weishi Wan, Dao Xiang, and Jie Zhang

Phys. Rev. Lett. 124, 134803 (2020) - Published 31 March, 2020

Laser-Plasma Interaction Experiment for Solar Burst Studies

J.-R. Marquès, C. Briand, F. Amiranoff, S. Depierreux, M. Grech, L. Lancia, F. Pérez, A. Sgattoni, T. Vinci, and C. Riconda

Phys. Rev. Lett. 124, 135001 (2020) - Published 2 April, 2020

Condensed Matter: Electronic Properties, etc.

Dissipation-Induced Luttinger Liquid Correlations in a One-Dimensional Fermi Gas

Ádám Bácsi, Cătălin Paşcu Moca, and Balázs Dóra

Phys. Rev. Lett. 124, 136401 (2020) - Published 30 March, 2020

Two Linear Regimes in Optical Conductivity of a Type-I Weyl Semimetal: The Case of Elemental Tellurium

Diego Rodriguez, Alexander A. Tsirlin, Tobias Biesner, Teppei Ueno, Takeshi Takahashi, Kaya Kobayashi, Martin Dressel, and Ece Uykur

Phys. Rev. Lett. 124, 136402 (2020) - Published 30 March, 2020

Quantum Anomalous Hall Effects in Graphene from Proximity-Induced Uniform and Staggered Spin-Orbit and Exchange Coupling

Petra Högl, Tobias Frank, Klaus Zollner, Denis Kochan, Martin Gmitra, and Jaroslav Fabian

Phys. Rev. Lett. 124, 136403 (2020) - Published 30 March, 2020

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Radial Spin Texture in Elemental Tellurium with Chiral Crystal Structure

Phys. Rev. Lett. 124, 136404 (2020) - Published 30 March, 2020

The observation of radial spin texture in chiral tellurium crystals could lead to greater control over electron transport.

Disorder-Driven Multifractality Transition in Weyl Nodal Loops

Miguel Gonçalves, Pedro Ribeiro, Eduardo V. Castro, and Miguel A. N. Araújo

Phys. Rev. Lett. 124, 136405 (2020) - Published 1 April, 2020

Global Phase Diagram of a Spin-Orbital Kondo Impurity Model and the Suppression of Fermi-Liquid Scale

Y. Wang, E. Walter, S.-S. B. Lee, K. M. Stadler, J. von Delft, A. Weichselbaum, and G. Kotliar

Phys. Rev. Lett. 124, 136406 (2020) - Published 3 April, 2020

Möbius Insulator and Higher-Order Topology in ${MnBi}_{2 n} {Te}_{3 n + 1}$

Rui-Xing Zhang, Fengcheng Wu, and S. Das Sarma

Phys. Rev. Lett. 124, 136407 (2020) - Published 3 April, 2020

EDITORS' SUGGESTION

Almost Perfect Metals in One Dimension

Chaitanya Murthy and Chetan Nayak

Phys. Rev. Lett. 124, 136801 (2020) - Published 30 March, 2020

A geometrical approach provides a method to realize non-Fermi-liquid metals that are stable at low but accessible temperatures.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Generation and Imaging of Magnetoacoustic Waves over Millimeter Distances

Blai Casals, Nahuel Statuto, Michael Foerster, Alberto Hernández-Mínguez, Rafael Cichelero, Peter Manshausen, Ania Mandziak, Lucía Aballe, Joan Manel Hernàndez, and Ferran Macià

Phys. Rev. Lett. 124, 137202 (2020) - Published 3 April, 2020

Sound waves generate large-amplitude spin waves that travel long distances in a magnetic film.

ERRATA

Erratum: Quantum Games and Quantum Strategies [Phys. Rev. Lett. 83, 3077 (1999)]

Jens Eisert, Martin Wilkens, and Maciej Lewenstein

Phys. Rev. Lett. 124, 139901 (2020) - Published 3 April, 2020