Volume 124, Issue 8

28 February 2020

Browse Issues:

On the Cover

Crystal structure of quantum spin liquid candidate CrSiTe₃. Black parallelogram indicates the unit cell, red, green and blue arrows illustrate the {X Y Z} basis of the Kitaev model. Selected for an Editors’ Suggestion.

From the article:

Possible Kitaev Quantum Spin Liquid State in 2D Materials with $S = 3 / 2$
Changsong Xu, Junsheng Feng, Mitsuaki Kawamura, Youhei Yamaji, Yousra Nahas, Sergei Prokhorenko, Yang Qi, Hongjun Xiang, and L. Bellaiche
Phys. Rev. Lett. 124, 087205 (2020)

HIGHLIGHTED ARTICLES

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Search for a Variation of the Fine Structure Constant around the Supermassive Black Hole in Our Galactic Center

A. Hees, T. Do, B. M. Roberts, A. M. Ghez, S. Nishiyama, R. O. Bentley, A. K. Gautam, S. Jia, T. Kara, J. R. Lu, H. Saida, S. Sakai, M. Takahashi, and Y. Takamori

Phys. Rev. Lett. 124, 081101 (2020) - Published 26 February, 2020

A spectral analysis of stars at our Galaxy’s center sets the first constraints on how much the fine-structure constant varies in the vicinity of a supermassive black hole.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Measurement of the Permanent Electric Dipole Moment of the Neutron

C. Abel et al.

Phys. Rev. Lett. 124, 081803 (2020) - Published 28 February, 2020

A new attempt to detect the neutron’s electric dipole moment tightens the constraints on theories of symmetry breaking in the early Universe.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Acoustic Sensing of Forces Driving Fast Capillary Flows

Adrien Bussonnière, Arnaud Antkowiak, François Ollivier, Michaël Baudoin, and Régis Wunenburger

Phys. Rev. Lett. 124, 084502 (2020) - Published 27 February, 2020

Acoustic emission from a ruptured liquid film reveals the forces that drive the liquid’s flow.

FEATURED IN PHYSICS

Permanent Directional Heat Currents in Lattices of Optomechanical Resonators

Zakari Denis, Alberto Biella, Ivan Favero, and Cristiano Ciuti

Phys. Rev. Lett. 124, 083601 (2020) - Published 25 February, 2020

A ring of resonators could support a persistent heat flow despite having a uniform temperature, new calculations show.

EDITORS' SUGGESTION

First Observation of Excited $Ω_{b}^{-}$ States

R. Aaij et al. (LHCb Collaboration)

Phys. Rev. Lett. 124, 082002 (2020) - Published 25 February, 2020

Excited $Ω_{b}^{-}$ baryons are seen as narrow peaks in the $Ξ_{b}^{0} K^{-}$ mass spectra for the first time.

EDITORS' SUGGESTION

Multiple Photodetachment of Carbon Anions via Single and Double Core-Hole Creation

A. Perry-Sassmannshausen, T. Buhr, A. Borovik, Jr., M. Martins, S. Reinwardt, S. Ricz, S. O. Stock, F. Trinter, A. Müller, S. Fritzsche, and S. Schippers

Phys. Rev. Lett. 124, 083203 (2020) - Published 27 February, 2020

New measurements of multiple photodetachment of carbon anions via K-shell excitation and ionization yields unambiguous evidence for fivefold detachment via double K-hole production.

EDITORS' SUGGESTION

Complex Geometric Structure of a Simple Solid-Liquid Interface: GaN(0001)-Ga

A. E. F. de Jong, V. Vonk, M. Boćkowski, I. Grzegory, V. Honkimäki, and E. Vlieg

Phys. Rev. Lett. 124, 086101 (2020) - Published 24 February, 2020

The structure of the solid-liquid interface between Ga and GaN(0001) is studied with unprecedented detail and found to be surprisingly complex and have a connection to Friedel oscillations.

EDITORS' SUGGESTION

Possible Kitaev Quantum Spin Liquid State in 2D Materials with $S = 3 / 2$

Changsong Xu, Junsheng Feng, Mitsuaki Kawamura, Youhei Yamaji, Yousra Nahas, Sergei Prokhorenko, Yang Qi, Hongjun Xiang, and L. Bellaiche

Phys. Rev. Lett. 124, 087205 (2020) - Published 27 February, 2020

A strong Kitaev term predicted to be found in a series of Cr-based 2D magnets indicates possible quantum spin liquid states in those materials when subjected to epitaxial strain.

EDITORS' SUGGESTION

Disorder Dependence of Interface Spin Memory Loss

Kriti Gupta, Rien J. H. Wesselink, Ruixi Liu, Zhe Yuan, and Paul J. Kelly

Phys. Rev. Lett. 124, 087702 (2020) - Published 27 February, 2020

A combination of first-principles relativistic quantum transport calculations and realistic modeling of thermal spin and lattice disorder allows the calculation of current profiles through a number of relevant interfaces.

EDITORS' SUGGESTION

Three-Dimensional Active Defect Loops

Jack Binysh, Žiga Kos, Simon Čopar, Miha Ravnik, and Gareth P. Alexander

Phys. Rev. Lett. 124, 088001 (2020) - Published 25 February, 2020

Three-dimensional defect loops in active nematics self-propel and distort by driving flows along the defect line.

LETTERS

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

Tracking the Dynamics of an Ideal Quantum Measurement

Fabian Pokorny, Chi Zhang, Gerard Higgins, Adán Cabello, Matthias Kleinmann, and Markus Hennrich

Phys. Rev. Lett. 124, 080401 (2020) - Published 25 February, 2020

Cosmic Microwave Background Constraints Cast a Shadow On Continuous Spontaneous Localization Models

Jérôme Martin and Vincent Vennin

Phys. Rev. Lett. 124, 080402 (2020) - Published 26 February, 2020

Accelerating Lattice Quantum Field Theory Calculations via Interpolator Optimization Using Noisy Intermediate-Scale Quantum Computing

A. Avkhadiev, P. E. Shanahan, and R. D. Young

Phys. Rev. Lett. 124, 080501 (2020) - Published 26 February, 2020

Quantum-Teleportation-Inspired Algorithm for Sampling Large Random Quantum Circuits

Ming-Cheng Chen, Riling Li, Lin Gan, Xiaobo Zhu, Guangwen Yang, Chao-Yang Lu, and Jian-Wei Pan

Phys. Rev. Lett. 124, 080502 (2020) - Published 26 February, 2020

Quantum Limits to Incoherent Imaging are Achieved by Linear Interferometry

Cosmo Lupo, Zixin Huang, and Pieter Kok

Phys. Rev. Lett. 124, 080503 (2020) - Published 27 February, 2020

Inverse Square Lévy Walks are not Optimal Search Strategies for $d \geq 2$

Nicolas Levernier, Johannes Textor, Olivier Bénichou, and Raphaël Voituriez

Phys. Rev. Lett. 124, 080601 (2020) - Published 26 February, 2020

Monte Carlo Renormalization Flows in the Space of Relevant and Irrelevant Operators: Application to Three-Dimensional Clock Models

Hui Shao, Wenan Guo, and Anders W. Sandvik

Phys. Rev. Lett. 124, 080602 (2020) - Published 27 February, 2020

Gravitation and Astrophysics

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Search for a Variation of the Fine Structure Constant around the Supermassive Black Hole in Our Galactic Center

A. Hees, T. Do, B. M. Roberts, A. M. Ghez, S. Nishiyama, R. O. Bentley, A. K. Gautam, S. Jia, T. Kara, J. R. Lu, H. Saida, S. Sakai, M. Takahashi, and Y. Takamori

Phys. Rev. Lett. 124, 081101 (2020) - Published 26 February, 2020

A spectral analysis of stars at our Galaxy’s center sets the first constraints on how much the fine-structure constant varies in the vicinity of a supermassive black hole.

Einstein-Gauss-Bonnet Gravity in Four-Dimensional Spacetime

Dražen Glavan and Chunshan Lin

Phys. Rev. Lett. 124, 081301 (2020) - Published 26 February, 2020

Elementary Particles and Fields

Nonlinear Oscillatory Shear Tests in Viscoelastic Holography

Matteo Baggioli, Sebastian Grieninger, and Hesam Soltanpanahi

Phys. Rev. Lett. 124, 081601 (2020) - Published 26 February, 2020

Symmetries of Post-Galilean Expansions

Joaquim Gomis, Axel Kleinschmidt, Jakob Palmkvist, and Patricio Salgado-Rebolledo

Phys. Rev. Lett. 124, 081602 (2020) - Published 27 February, 2020

Searching for New Long-Lived Particles in Heavy-Ion Collisions at the LHC

Marco Drewes, Andrea Giammanco, Jan Hajer, Michele Lucente, and Olivier Mattelaer

Phys. Rev. Lett. 124, 081801 (2020) - Published 24 February, 2020

Dodelson-Widrow Mechanism in the Presence of Self-Interacting Neutrinos

André de Gouvêa, Manibrata Sen, Walter Tangarife, and Yue Zhang

Phys. Rev. Lett. 124, 081802 (2020) - Published 25 February, 2020

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Measurement of the Permanent Electric Dipole Moment of the Neutron

C. Abel et al.

Phys. Rev. Lett. 124, 081803 (2020) - Published 28 February, 2020

A new attempt to detect the neutron’s electric dipole moment tightens the constraints on theories of symmetry breaking in the early Universe.

Lattice QCD Matrix Elements for the $B_{s}^{0} - {\bar{B}}_{s}^{0}$ Width Difference beyond Leading Order

Christine T. H. Davies, Judd Harrison, G. Peter Lepage, Christopher J. Monahan, Junko Shigemitsu, and Matthew Wingate (HPQCD Collaboration)

Phys. Rev. Lett. 124, 082001 (2020) - Published 26 February, 2020

EDITORS' SUGGESTION

First Observation of Excited $Ω_{b}^{-}$ States

R. Aaij et al. (LHCb Collaboration)

Phys. Rev. Lett. 124, 082002 (2020) - Published 25 February, 2020

Excited $Ω_{b}^{-}$ baryons are seen as narrow peaks in the $Ξ_{b}^{0} K^{-}$ mass spectra for the first time.

Unified Description of Polarized and Unpolarized Quark Distributions in the Proton

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

Phys. Rev. Lett. 124, 082003 (2020) - Published 26 February, 2020

Nuclear Physics

Measurement of Azimuthal Anisotropy of Muons from Charm and Bottom Hadrons in $p p$ Collisions at $\sqrt{s} = 13 TeV$ with the ATLAS Detector

G. Aad et al. (ATLAS Collaboration)

Phys. Rev. Lett. 124, 082301 (2020) - Published 26 February, 2020

Extraction of the Neutron Charge Radius from a Precision Calculation of the Deuteron Structure Radius

A. A. Filin, V. Baru, E. Epelbaum, H. Krebs, D. Möller, and P. Reinert

Phys. Rev. Lett. 124, 082501 (2020) - Published 25 February, 2020

Atomic, Molecular, and Optical Physics

Hyperfine Averaging by Dynamic Decoupling in a Multi-Ion Lutetium Clock

R. Kaewuam, T. R. Tan, K. J. Arnold, S. R. Chanu, Zhiqiang Zhang, and M. D. Barrett

Phys. Rev. Lett. 124, 083202 (2020) - Published 26 February, 2020

EDITORS' SUGGESTION

Multiple Photodetachment of Carbon Anions via Single and Double Core-Hole Creation

A. Perry-Sassmannshausen, T. Buhr, A. Borovik, Jr., M. Martins, S. Reinwardt, S. Ricz, S. O. Stock, F. Trinter, A. Müller, S. Fritzsche, and S. Schippers

Phys. Rev. Lett. 124, 083203 (2020) - Published 27 February, 2020

New measurements of multiple photodetachment of carbon anions via K-shell excitation and ionization yields unambiguous evidence for fivefold detachment via double K-hole production.

FEATURED IN PHYSICS

Permanent Directional Heat Currents in Lattices of Optomechanical Resonators

Zakari Denis, Alberto Biella, Ivan Favero, and Cristiano Ciuti

Phys. Rev. Lett. 124, 083601 (2020) - Published 25 February, 2020

A ring of resonators could support a persistent heat flow despite having a uniform temperature, new calculations show.

Identification and Control of Electron-Nuclear Spin Defects in Diamond

Alexandre Cooper, Won Kyu Calvin Sun, Jean-Christophe Jaskula, and Paola Cappellaro

Phys. Rev. Lett. 124, 083602 (2020) - Published 25 February, 2020

Topological Quantum Optics Using Atomlike Emitter Arrays Coupled to Photonic Crystals

J. Perczel, J. Borregaard, D. E. Chang, S. F. Yelin, and M. D. Lukin

Phys. Rev. Lett. 124, 083603 (2020) - Published 25 February, 2020

Large Momentum Transfer Clock Atom Interferometry on the 689 nm Intercombination Line of Strontium

Jan Rudolph, Thomas Wilkason, Megan Nantel, Hunter Swan, Connor M. Holland, Yijun Jiang (姜一君), Benjamin E. Garber, Samuel P. Carman, and Jason M. Hogan

Phys. Rev. Lett. 124, 083604 (2020) - Published 28 February, 2020

Deterministic Generation of Orbital-Angular-Momentum Multiplexed Tripartite Entanglement

Sijin Li, Xiaozhou Pan, Yuan Ren, Huanzhang Liu, Sheng Yu, and Jietai Jing

Phys. Rev. Lett. 124, 083605 (2020) - Published 28 February, 2020

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

Vector Exceptional Points with Strong Superchiral Fields

Tong Wu, Weixuan Zhang, Huizhen Zhang, Saisai Hou, Guangyuan Chen, Ruibin Liu, Cuicui Lu, Jiafang Li, Rongyao Wang, Pengfei Duan, Junjie Li, Bo Wang, Lei Shi, Jian Zi, and Xiangdong Zhang

Phys. Rev. Lett. 124, 083901 (2020) - Published 26 February, 2020

Polar Metamaterials: A New Outlook on Resonance for Cloaking Applications

H. Nassar, Y. Y. Chen, and G. L. Huang

Phys. Rev. Lett. 124, 084301 (2020) - Published 24 February, 2020

Bouncing off the Walls: The Influence of Gas-Kinetic and van der Waals Effects in Drop Impact

Mykyta V. Chubynsky, Kirill I. Belousov, Duncan A. Lockerby, and James E. Sprittles

Phys. Rev. Lett. 124, 084501 (2020) - Published 26 February, 2020

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Acoustic Sensing of Forces Driving Fast Capillary Flows

Adrien Bussonnière, Arnaud Antkowiak, François Ollivier, Michaël Baudoin, and Régis Wunenburger

Phys. Rev. Lett. 124, 084502 (2020) - Published 27 February, 2020

Acoustic emission from a ruptured liquid film reveals the forces that drive the liquid’s flow.

Bayesian Machine Scientist to Compare Data Collapses for the Nikuradse Dataset

Ignasi Reichardt, Jordi Pallarès, Marta Sales-Pardo, and Roger Guimerà

Phys. Rev. Lett. 124, 084503 (2020) - Published 27 February, 2020

Statistical Properties of Turbulence in the Presence of a Smart Small-Scale Control

Michele Buzzicotti, Luca Biferale, and Federico Toschi

Phys. Rev. Lett. 124, 084504 (2020) - Published 28 February, 2020

Boundary Zonal Flow in Rotating Turbulent Rayleigh-Bénard Convection

Xuan Zhang, Dennis P. M. van Gils, Susanne Horn, Marcel Wedi, Lukas Zwirner, Guenter Ahlers, Robert E. Ecke, Stephan Weiss, Eberhard Bodenschatz, and Olga Shishkina

Phys. Rev. Lett. 124, 084505 (2020) - Published 27 February, 2020

Plasma and Beam Physics

Experimental Demonstration of Hadron Beam Cooling Using Radio-Frequency Accelerated Electron Bunches

A. V. Fedotov et al.

Phys. Rev. Lett. 124, 084801 (2020) - Published 24 February, 2020

Effect of Small Focus on Electron Heating and Proton Acceleration in Ultrarelativistic Laser-Solid Interactions

N. P. Dover, M. Nishiuchi, H. Sakaki, Ko. Kondo, M. A. Alkhimova, A. Ya. Faenov, M. Hata, N. Iwata, H. Kiriyama, J. K. Koga, T. Miyahara, T. A. Pikuz, A. S. Pirozhkov, A. Sagisaka, Y. Sentoku, Y. Watanabe, M. Kando, and K. Kondo

Phys. Rev. Lett. 124, 084802 (2020) - Published 26 February, 2020

Condensed Matter: Structure, etc.

Self-Learning Method for Construction of Analytical Interatomic Potentials to Describe Laser-Excited Materials

Bernd Bauerhenne, Vladimir P. Lipp, Tobias Zier, Eeuwe S. Zijlstra, and Martin E. Garcia

Phys. Rev. Lett. 124, 085501 (2020) - Published 25 February, 2020

Shear Controls Frictional Aging by Erasing Memory

Sam Dillavou and Shmuel M. Rubinstein

Phys. Rev. Lett. 124, 085502 (2020) - Published 25 February, 2020

Shear Softening in a Metallic Glass: First-Principles Local-Stress Analysis

I. Lobzenko, Y. Shiihara, T. Iwashita, and T. Egami

Phys. Rev. Lett. 124, 085503 (2020) - Published 27 February, 2020

Predicting Nonequilibrium Patterns beyond Thermodynamic Concepts: Application to Radiation-Induced Microstructures

L. Luneville, P. Garcia, and D. Simeone

Phys. Rev. Lett. 124, 085701 (2020) - Published 26 February, 2020

EDITORS' SUGGESTION

Complex Geometric Structure of a Simple Solid-Liquid Interface: GaN(0001)-Ga

A. E. F. de Jong, V. Vonk, M. Boćkowski, I. Grzegory, V. Honkimäki, and E. Vlieg

Phys. Rev. Lett. 124, 086101 (2020) - Published 24 February, 2020

The structure of the solid-liquid interface between Ga and GaN(0001) is studied with unprecedented detail and found to be surprisingly complex and have a connection to Friedel oscillations.

Efficient Global Structure Optimization with a Machine-Learned Surrogate Model

Malthe K. Bisbo and Bjørk Hammer

Phys. Rev. Lett. 124, 086102 (2020) - Published 27 February, 2020

Condensed Matter: Electronic Properties, etc.

Formation of Bloch Flat Bands in Polar Twisted Bilayers without Magic Angles

Xing-Ju Zhao, Yang Yang, Dong-Bo Zhang, and Su-Huai Wei

Phys. Rev. Lett. 124, 086401 (2020) - Published 26 February, 2020

Fermi-Surface Instability in the Heavy-Fermion Superconductor ${UTe}_{2}$

Q. Niu, G. Knebel, D. Braithwaite, D. Aoki, G. Lapertot, G. Seyfarth, J-P. Brison, J. Flouquet, and A. Pourret

Phys. Rev. Lett. 124, 086601 (2020) - Published 26 February, 2020

Dimensional Crossover of the Integer Quantum Hall Plateau Transition and Disordered Topological Pumping

Matteo Ippoliti and R. N. Bhatt

Phys. Rev. Lett. 124, 086602 (2020) - Published 27 February, 2020

Topological Origin of Non-Hermitian Skin Effects

Nobuyuki Okuma, Kohei Kawabata, Ken Shiozaki, and Masatoshi Sato

Phys. Rev. Lett. 124, 086801 (2020) - Published 25 February, 2020

Spin-Orbital Glass Transition in a Model of a Frustrated Pyrochlore Magnet without Quenched Disorder

Kota Mitsumoto, Chisa Hotta, and Hajime Yoshino

Phys. Rev. Lett. 124, 087201 (2020) - Published 26 February, 2020

Helimagnetic Structure and Heavy-Fermion-Like Behavior in the Vicinity of the Quantum Critical Point in ${Mn}_{3} P$

Hisashi Kotegawa, Masaaki Matsuda, Feng Ye, Yuki Tani, Kohei Uda, Yoshiki Kuwata, Hideki Tou, Eiichi Matsuoka, Hitoshi Sugawara, Takahiro Sakurai, Hitoshi Ohta, Hisatomo Harima, Keiki Takeda, Junichi Hayashi, Shingo Araki, and Tatsuo C. Kobayashi

Phys. Rev. Lett. 124, 087202 (2020) - Published 25 February, 2020

Magnetic-Field-Induced Bound States in Spin- $\frac{1}{2}$ Ladders

Mithilesh Nayak, Dominic Blosser, Andrey Zheludev, and Frédéric Mila

Phys. Rev. Lett. 124, 087203 (2020) - Published 26 February, 2020

Magnetic Damping Modulation in ${IrMn}_{3} / {Ni}_{80} {Fe}_{20}$ via the Magnetic Spin Hall Effect

José Holanda, Hilal Saglam, Vedat Karakas, Zhizhi Zang, Yi Li, Ralu Divan, Yuzi Liu, Ozhan Ozatay, Valentine Novosad, John E. Pearson, and Axel Hoffmann

Phys. Rev. Lett. 124, 087204 (2020) - Published 27 February, 2020

EDITORS' SUGGESTION

Possible Kitaev Quantum Spin Liquid State in 2D Materials with $S = 3 / 2$

Changsong Xu, Junsheng Feng, Mitsuaki Kawamura, Youhei Yamaji, Yousra Nahas, Sergei Prokhorenko, Yang Qi, Hongjun Xiang, and L. Bellaiche

Phys. Rev. Lett. 124, 087205 (2020) - Published 27 February, 2020

A strong Kitaev term predicted to be found in a series of Cr-based 2D magnets indicates possible quantum spin liquid states in those materials when subjected to epitaxial strain.

EDITORS' SUGGESTION

Disorder Dependence of Interface Spin Memory Loss

Kriti Gupta, Rien J. H. Wesselink, Ruixi Liu, Zhe Yuan, and Paul J. Kelly

Phys. Rev. Lett. 124, 087702 (2020) - Published 27 February, 2020

Polymer, Soft Matter, Biological, Climate, and Interdisciplinary Physics

Speeding up Dynamics by Tuning the Noncommensurate Size of Rodlike Particles in a Smectic Phase

Massimiliano Chiappini, Eric Grelet, and Marjolein Dijkstra

Phys. Rev. Lett. 124, 087801 (2020) - Published 26 February, 2020

EDITORS' SUGGESTION

Three-Dimensional Active Defect Loops

Jack Binysh, Žiga Kos, Simon Čopar, Miha Ravnik, and Gareth P. Alexander

Phys. Rev. Lett. 124, 088001 (2020) - Published 25 February, 2020

Three-dimensional defect loops in active nematics self-propel and distort by driving flows along the defect line.