Volume 137, Issue 17

23 October 2026

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On the Cover

Scanning tunneling microscope topographic image of a cluster-decorated Lieb lattice constructed with 57 Fe adatoms on a Ag(111) surface. Selected for a Synopsis in Physics Magazine and for an Editors’ Suggestion.

From the article:

Cluster-Decorated Lieb Lattice: A Convenient and Reliable Platform for Tuning Flat-Band Energy
H. T. Li, W. L. Fan, Z. X. Zhang, R. G. Yan, T. Z. Ji, S. Y. Wang, L. Sun, G. Chen, B. F. Miao, and H. F. Ding
Phys. Rev. Lett. 137, 176401 (2026)

HIGHLIGHTED ARTICLES

FEATURED IN PHYSICS

EDITORS' SUGGESTION

One-Positron Quantum Cyclotron

T. G. Myers, L. Soucy, B. A. D. Sukra, B. Sinha, and G. Gabrielse

Phys. Rev. Lett. 137, 173001 (2026) - Published 21 October, 2026

A device that stores a single positron and controls its quantum states could measure its magnetic moment with unprecedented precision, testing a symmetry principle central to quantum field theory.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Optomechanical Detection of Individual Gas Collisions

Yu-Han Tseng, Clarke A. Hardy, T. W. Penny, Cecily Lowe, Jacqueline Baeza-Rubio, Daniel Carney, and David C. Moore

Phys. Rev. Lett. 137, 173601 (2026) - Published 19 October, 2026

An experiment resolves the tiny momentum transferred from an individual gas molecule to a levitated nanoparticle.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Cluster-Decorated Lieb Lattice: A Convenient and Reliable Platform for Tuning Flat-Band Energy

H. T. Li, W. L. Fan, Z. X. Zhang, R. G. Yan, T. Z. Ji, S. Y. Wang, L. Sun, G. Chen, B. F. Miao, and H. F. Ding

Phys. Rev. Lett. 137, 176401 (2026) - Published 20 October, 2026

Flat bands harbor exotic electron physics. A new way of realizing them could make the physics more accessible.

FEATURED IN PHYSICS

Phase-Space Microscopes for Quantum Gases: Imaging Conjugate Variables and Momentum-Weighted Densities

N. R. Cooper, Y. Yang, and C. Weitenberg

Phys. Rev. Lett. 137, 173402 (2026) - Published 21 October, 2026

A new method lets quantum gas microscopes measure not only where atoms are but also how they move.

EDITORS' SUGGESTION

Bose Polarons as Relativistic Unruh-DeWitt Detectors: Entanglement Harvesting from Bose-Einstein Condensates

T. Rick Perche, Francesco Gozzini, and Markus K. Oberthaler

Phys. Rev. Lett. 137, 170401 (2026) - Published 20 October, 2026

An impurity in a Bose-Einstein condensate with time-tunable coupling realizes an Unruh-DeWitt detector of the condensate’s effective relativistic phonon field.

EDITORS' SUGGESTION

Entangling Ions with Engineered Light Gradients

Tommaso Faorlin, Lorenz Panzl, Phoebe Grosser, Pablo Viñas, Alan Kahan, Walter Joseph Hörmann, Yannick Weiser, Giovanni Cerchiari, Thomas Feldker, Alexander Erhard, Georg Jacob, Juris Ulmanis, Rainer Blatt, Alejandro Bermudez, and Thomas Monz

Phys. Rev. Lett. 137, 170601 (2026) - Published 23 October, 2026

A high-fidelity two-qubit entangling gate based on engineered light gradients in a trapped-ion chain.

EDITORS' SUGGESTION

Chirality-Resolved Spectroscopy of Caroli–de Gennes–Matricon States in Multiband ${FeTe}_{1 - x} {Se}_{x}$ Superconductors

T. Rõõm, A. Glezer Moshe, R. Nagarajan, U. Nagel, Hee Taek Yi, Seongshik Oh, and G. Blumberg

Phys. Rev. Lett. 137, 176001 (2026) - Published 23 October, 2026

Terahertz magneto-optics is established as a direct probe of helical vortex-core excitations, providing dynamical evidence for multiband CdGM states in iron-based superconductors.

EDITORS' SUGGESTION

Directional Transport by Topological Pump of Localized Moiré Bulk States

Dan Yao, Zhonghao Fu, Hailong He, Jiuyang Lu, Weiyin Deng, Liping Ye, Manzhu Ke, and Zhengyou Liu

Phys. Rev. Lett. 137, 176301 (2026) - Published 23 October, 2026

By sliding mismatched layers of an acoustic material trapped sound waves move unimpeded through complex internal paths like 3D spirals and directional splitters without losing any signal to physical flaws.

EDITORS' SUGGESTION

Reflection-Assisted Discrete Achromatic Diffraction

Seokwoo Kim, Kyungtae Kim, Youngsun Jeon, Heechang Yun, Minseok Choi, Dohyun Kang, Chanbeom Jeon, Yejin Park, Geumseong Lee, and Junsuk Rho

Phys. Rev. Lett. 137, 176903 (2026) - Published 22 October, 2026

By merging the wavelength-independent geometry of reflection with the momentum control of a periodic lattice, a deep binary grating efficiently routes multiple distinct wavelengths into a single diffraction angle.

LETTERS

Quantum Information, Science, and Technology

EDITORS' SUGGESTION

Bose Polarons as Relativistic Unruh-DeWitt Detectors: Entanglement Harvesting from Bose-Einstein Condensates

T. Rick Perche, Francesco Gozzini, and Markus K. Oberthaler

Phys. Rev. Lett. 137, 170401 (2026) - Published 20 October, 2026

An impurity in a Bose-Einstein condensate with time-tunable coupling realizes an Unruh-DeWitt detector of the condensate’s effective relativistic phonon field.

Experimental Tomography of Quantum Many-Body Hamiltonians in Solids via Thermalization

Haochuan Yin, Yuchen Li, Ze Wu, Liqiang Zhao, Shengyu Zhang, Pai Peng, Riqiang Fu, Dieter Suter, and Xinhua Peng

Phys. Rev. Lett. 137, 170402 (2026) - Published 21 October, 2026

Genuine Quantum Strong Mpemba Effect by Eliminating Coherence

Xiang Zhan, Huixia Gao, Lei Xiao, and Peng Xue

Phys. Rev. Lett. 137, 170403 (2026) - Published 22 October, 2026

EDITORS' SUGGESTION

Entangling Ions with Engineered Light Gradients

Phys. Rev. Lett. 137, 170601 (2026) - Published 23 October, 2026

A high-fidelity two-qubit entangling gate based on engineered light gradients in a trapped-ion chain.

Multirobust Control Pulses Designed by Iterative Quantum Kolmogorov-Arnold-Moser Algorithm

M. Harutyunyan and S. Guérin

Phys. Rev. Lett. 137, 170801 (2026) - Published 19 October, 2026

Quantum Sensing Using Geometrical Phase in Qubit-Oscillator Systems

Nishchay Suri, Zhihui Wang, Tanay Roy, Davide Venturelli, and Wibe Albert de Jong

Phys. Rev. Lett. 137, 170802 (2026) - Published 21 October, 2026

Twinned Dynamical Decoupling

Nayden P. Nedev and Nikolay V. Vitanov

Phys. Rev. Lett. 137, 170803 (2026) - Published 22 October, 2026

No-Go Theorem for Gaussian Quantum Repeaters from Fractional Extendibility

Rabsan Galib Ahmed and Graeme Smith

Phys. Rev. Lett. 137, 170804 (2026) - Published 23 October, 2026

Cosmology, Astrophysics, and Gravitation

Quasilinear Theory of Fast Flavor Instabilities

Damiano F. G. Fiorillo and Georg G. Raffelt

Phys. Rev. Lett. 137, 171001 (2026) - Published 21 October, 2026

Particles and Fields

Measurement of Coherent Elastic Neutrino-Nucleus Scattering on Germanium by COHERENT

M. Adhikari et al.

Phys. Rev. Lett. 137, 171801 (2026) - Published 20 October, 2026

Dark Matter, Baryon Number, and Cosmic-Ray Antinuclei

Caleb Gemmell, Dan Hooper, Seth Koren, and Fabrizio Vassallo

Phys. Rev. Lett. 137, 171802 (2026) - Published 22 October, 2026

Next-to-Next-to-Next-to-Leading-Order QCD Corrections to Photon-Pair Production

Michał Czakon, Felix Eschment, Terry Generet, and Rene Poncelet

Phys. Rev. Lett. 137, 171901 (2026) - Published 21 October, 2026

First Simultaneous Analysis of Transverse Momentum Dependent and Collinear Parton Distributions in the Proton

P. C. Barry, A. Prokudin, T. Anderson, C. Cocuzza, L. Gamberg, W. Melnitchouk, E. Moffat, D. Pitonyak, J.-W. Qiu, N. Sato, A. Vladimirov, and R. M. Whitehill (JAM Collaboration (TMD Analysis Group)

Phys. Rev. Lett. 137, 171902 (2026) - Published 21 October, 2026

Dihadron Transverse-Spin Asymmetries in Muon-Deuteron Deep-Inelastic Scattering

G. D. Alexeev et al. (COMPASS Collaboration)

Phys. Rev. Lett. 137, 171903 (2026) - Published 22 October, 2026

Nuclear Physics

Measurement of Jet Quenching in O+O Collisions at $\sqrt{s_{NN}} = 200 GeV$ by the STAR Experiment at RHIC

B. E. Aboona et al. (STAR Collaboration)

Phys. Rev. Lett. 137, 172301 (2026) - Published 20 October, 2026

Atomic, Molecular, and Optical Physics

FEATURED IN PHYSICS

EDITORS' SUGGESTION

One-Positron Quantum Cyclotron

T. G. Myers, L. Soucy, B. A. D. Sukra, B. Sinha, and G. Gabrielse

Phys. Rev. Lett. 137, 173001 (2026) - Published 21 October, 2026

A device that stores a single positron and controls its quantum states could measure its magnetic moment with unprecedented precision, testing a symmetry principle central to quantum field theory.

Realization of a Synthetic Hall Torus with a Topological Charge Pump in a Spinor Bose-Einstein Condensate

T.-H. Chien, S.-C. Wu, Y.-H. Su, L.-R. Liu, N.-C. Chiu, M. Sarkar, Q. Zhou, and Y.-J. Lin

Phys. Rev. Lett. 137, 173401 (2026) - Published 19 October, 2026

FEATURED IN PHYSICS

Phase-Space Microscopes for Quantum Gases: Imaging Conjugate Variables and Momentum-Weighted Densities

N. R. Cooper, Y. Yang, and C. Weitenberg

Phys. Rev. Lett. 137, 173402 (2026) - Published 21 October, 2026

A new method lets quantum gas microscopes measure not only where atoms are but also how they move.

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Optomechanical Detection of Individual Gas Collisions

Yu-Han Tseng, Clarke A. Hardy, T. W. Penny, Cecily Lowe, Jacqueline Baeza-Rubio, Daniel Carney, and David C. Moore

Phys. Rev. Lett. 137, 173601 (2026) - Published 19 October, 2026

An experiment resolves the tiny momentum transferred from an individual gas molecule to a levitated nanoparticle.

Plasma and Solar Physics, Accelerators and Beams

Laboratory Demonstration of Coronal Heating via Magnetic Reconnection during Nanoflares

Wei Sun, Yongli Ping, Chong Lv, Xianxu Jin, Longxing Li, Wenqiang Yuan, Li Feng, Can Ren, Zhu Lei, Baoxian Tian, Xiaofeng Xi, Jialun Chai, Mengqi Jin, Gaoyang Liu, Zhengdong Liu, Yapeng Zhang, Hongzheng Yu, Jun Xiong, Zhiyong Xie, Chen Wang, Wei Wang, Bin Qiao, Zhao Wang, Jiayong Zhong, and Bing Guo

Phys. Rev. Lett. 137, 175101 (2026) - Published 20 October, 2026

Condensed Matter and Materials

EDITORS' SUGGESTION

Chirality-Resolved Spectroscopy of Caroli–de Gennes–Matricon States in Multiband ${FeTe}_{1 - x} {Se}_{x}$ Superconductors

T. Rõõm, A. Glezer Moshe, R. Nagarajan, U. Nagel, Hee Taek Yi, Seongshik Oh, and G. Blumberg

Phys. Rev. Lett. 137, 176001 (2026) - Published 23 October, 2026

Terahertz magneto-optics is established as a direct probe of helical vortex-core excitations, providing dynamical evidence for multiband CdGM states in iron-based superconductors.

EDITORS' SUGGESTION

Directional Transport by Topological Pump of Localized Moiré Bulk States

Dan Yao, Zhonghao Fu, Hailong He, Jiuyang Lu, Weiyin Deng, Liping Ye, Manzhu Ke, and Zhengyou Liu

Phys. Rev. Lett. 137, 176301 (2026) - Published 23 October, 2026

Electronic Transport in Hexagonal-Boron-Nitride-Encapsulated Graphene Limited by Remote Phonon Scattering

K. Dinar, F. Macheda, A. Guandalini, M. Paillet, C. Consejo, F. Teppe, B. Jouault, T. Sohier, and S. Nanot

Phys. Rev. Lett. 137, 176302 (2026) - Published 23 October, 2026

FEATURED IN PHYSICS

EDITORS' SUGGESTION

Cluster-Decorated Lieb Lattice: A Convenient and Reliable Platform for Tuning Flat-Band Energy

H. T. Li, W. L. Fan, Z. X. Zhang, R. G. Yan, T. Z. Ji, S. Y. Wang, L. Sun, G. Chen, B. F. Miao, and H. F. Ding

Phys. Rev. Lett. 137, 176401 (2026) - Published 20 October, 2026

Flat bands harbor exotic electron physics. A new way of realizing them could make the physics more accessible.

Diagrammatic Route to Multireference $G W$ for Strongly Correlated Molecules

Yuqi Wang, Wei-Hai Fang, and Zhendong Li

Phys. Rev. Lett. 137, 176402 (2026) - Published 21 October, 2026

Contamination-Free Resolution of Cantor Spectra and Magic-Angle Localization in Moiré Quasicrystals and Aperiodic Media

James Chok, Matthew J. Colbrook, Mark Embree, and Jake Fillman

Phys. Rev. Lett. 137, 176403 (2026) - Published 21 October, 2026

Observation of Kondo Effect in Rhombohedral Graphene Superlattices

Xin Liao, Qing Yin, Huiwen Wang, Jing-Wei Dong, Jun-Xi Chen, Si-Li Wu, Cai-Zhen Li, Guowei Lyu, Kenji Watanabe, Takashi Taniguchi, Wei Jiang, Yu-Gui Yao, and Zhi-Min Liao

Phys. Rev. Lett. 137, 176501 (2026) - Published 19 October, 2026