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A suspended Si3N4 nanobeam cavity is imaged with a scanning electron microscope, and the inset shows the simulated cavity mode profile. Selected for an Editors’ Suggestion.

From the article:

Strongly Nonlinear Nanocavity Exciton Polaritons in Gate-Tunable Monolayer Semiconductors
Zhi Wang, Bumho Kim, Bo Zhen, and Li He
Phys. Rev. Lett. 136, 146901 (2026)

HIGHLIGHTED ARTICLES

High-Precision Penning Trap Spectroscopy of the Ground State Spin Structure of HD+

Charlotte M. König, Matthew Bohman, Fabian Heiße, Jonathan Morgner, Tim Sailer, Bingsheng Tu, Klaus Blaum, Sven Sturm, Dimitar Bakalov, Hugo D. Nogueira, Jean-Philippe Karr, Ossama Kullie, and Stephan Schiller

Phys. Rev. Lett. 136, 143002 (2026) - Published 8 April, 2026

Precise spectroscopy of a simple molecular ion opens a new path toward stringent tests of quantum electrodynamics.

Microscopy of Cavity-Induced Density-Wave Ordering in Ultracold Gases

Tabea Bühler, Aurélien Fabre, Gaia Bolognini, Zeyang Xue, Timo Zwettler, Giulia Del Pace, and Jean-Philippe Brantut

Phys. Rev. Lett. 136, 143401 (2026) - Published 6 April, 2026

A new microscope captures how atoms rearrange themselves when they are illuminated inside an optical cavity.

Observation of Gyroscopic Coupling in a Nonspinning Levitated Ferromagnet

Felix Ahrens and Andrea Vinante

Phys. Rev. Lett. 136, 146703 (2026) - Published 10 April, 2026

An isolated magnet’s intrinsic angular momentum induces gyroscopic motion, an observation that could lead to ultrasensitive magnetometers.

Inertia-Dilatancy Interplay Governs Shear Thickening Drop Impact

Anahita Mobaseri, Leonardo Gordillo, Charles Burton, Soyoon Yoon, Dong Lee, Satish Kumar, Michelle M. Driscoll, and Xiang Cheng

Phys. Rev. Lett. 136, 148201 (2026) - Published 7 April, 2026

Dense drops of cornstarch and water usually stiffen when they strike a surface, but sometimes they flow fleetingly like a liquid.

Excitation Spectra of the C12(p,d) Reaction near the η-Meson Emission Threshold Measured in Coincidence with High-Momentum Protons

R. Sekiya et al. (η-PRiME Collaboration and Super-FRS Experiment Collaboration)

Phys. Rev. Lett. 136, 142501 (2026) - Published 7 April, 2026

Experiments with a proton beam striking a carbon target have uncovered events that may be due to a short-lived meson residing within a nucleus.

Observation of Radially Emitted Proton Beams from Low-Mass X-Pinch Plasmas

D. Klir, V. Munzar, J. Novotny, K. Rezac, A. M. Bedel, N. G. Chalmers, J. M. Chen, J. Cikhardt, B. Cikhardtova, N. M. Jordan, V. Juras, P. Kubes, J. Malir, L. R. Tafoya, K. Turek, D. A. Hammer, and R. D. McBride

Phys. Rev. Lett. 136, 145101 (2026) - Published 7 April, 2026

Experimental demonstration of the radial acceleration of protons in a low-mass hybrid X pinch shows that an X-pinch-driven proton source could be a novel platform to study pulsed-power plasmas.

Anomalous Terahertz Nonlinearity in Disordered s-Wave Superconductor Close to the Superconductor-Insulator Transition

Hao Wang, Jiayu Yuan, Hongkai Shi, Haojie Li, Xiaoqing Jia, Xiaohui Song, Liyu Shi, Tianyi Wu, Li Yue, Yangmu Li, Kui Jin, Dong Wu, Jianlin Luo, Xinbo Wang, Tao Dong, and Nan-Lin Wang

Phys. Rev. Lett. 136, 146004 (2026) - Published 10 April, 2026

A persistent normal-state third-harmonic generation (THG) signal extending up to ten times Tc and a multipeak THG spectrum in the superconducting state reveal an unexpected interplay between disorder, electronic correlations, and superconducting inhomogeneity.

Magnetoresistance Oscillations in Few-Layer NbSe2 in Superconducting Fluctuation Regime

Xiaolong Yin, Congzhe Cao, Yibin Feng, Kenji Watanabe, Takashi Taniguchi, Jiawei Mei, Qi-Kun Xue, and Shuo-Ying Yang

Phys. Rev. Lett. 136, 146301 (2026) - Published 6 April, 2026

The observation of magnetoresistance oscillation in NbSe2 thin films, reminiscent of Little-Parks oscillations, is attributed to superconducting phase fluctuations unlike other previously reported oscillations.

Finite-Size Spectral Signatures of Order by Quantum Disorder: A Perspective from Anderson’s Tower of States

Subhankar Khatua, Griffin C. Howson, Michel J. P. Gingras, and Jeffrey G. Rau

Phys. Rev. Lett. 136, 146702 (2026) - Published 8 April, 2026

Order by quantum disorder leaves distinct finite-size signatures in the exact diagonalization spectrum that are captured by an effective quantum-rotor description analogous to the Anderson tower of states.

Strongly Nonlinear Nanocavity Exciton Polaritons in Gate-Tunable Monolayer Semiconductors

Zhi Wang, Bumho Kim, Bo Zhen, and Li He

Phys. Rev. Lett. 136, 146901 (2026) - Published 8 April, 2026

Precise adjustment of the doping level in a transition metal dichalcogenide heterostructure using electrostatic gating demonstrates a wide range of tunability in the exciton oscillator strength and thus the exciton photon hybridization.

Conservation Laws and Slow Dynamics Determine the Universality Class of Interfaces in Active Matter

Raphaël Maire, Andrea Plati, Frank Smallenburg, and Giuseppe Foffi

Phys. Rev. Lett. 136, 148301 (2026) - Published 6 April, 2026

A nonequilibrium model of active hard disks exhibits phase separation between a gas and a liquid, crystal, or glass, with interfaces displaying distinct nonequilibrium universality classes.

LETTERS

Quantum Information, Science, and Technology

Synchronization of Quasiparticle Excitations in a Quantum Gas with Cavity-Mediated Interactions

Gabriele Natale, Alexander Baumgärtner, Justyna Stefaniak, David Baur, Simon Hertlein, Dalila Rivero, Tilman Esslinger, and Tobias Donner

Phys. Rev. Lett. 136, 140401 (2026) - Published 6 April, 2026

Quantum Diffusion in a Photonic Fibonacci Chain: From Localization to Ballistic Dynamics

Jiankun Zhu, Yao Qin, Yuxiang Guo, Jizhou Wu, Sheng-Jun Yang, Yucheng Wang, and Jingyun Fan

Phys. Rev. Lett. 136, 140402 (2026) - Published 8 April, 2026

Robust Detection of an Entanglement Transition in the Projective Transverse-Field Ising Model

Felix Roser, Etienne M. Springer, Hans Peter Büchler, and Nicolai Lang

Phys. Rev. Lett. 136, 140403 (2026) - Published 10 April, 2026

Adaptive, Symmetry-Informed Bayesian Metrology for Precise Quantum Technology Measurements

Matt Overton, Jesús Rubio, Nathan Cooper, Daniele Baldolini, David Johnson, Janet Anders, and Lucia Hackermüller

Phys. Rev. Lett. 136, 140801 (2026) - Published 8 April, 2026

Cosmology, Astrophysics, and Gravitation

Core-Collapsed SIDM Halos as the Common Origin of Dense Perturbers in Lenses, Streams, and Satellites

Hai-Bo Yu

Phys. Rev. Lett. 136, 141001 (2026) - Published 9 April, 2026

Thermal Noise Measurement below the Standard Quantum Limit

Ronald Pagano, Scott Aronson, Torrey Cullen, Garrett D. Cole, and Thomas Corbitt

Phys. Rev. Lett. 136, 141401 (2026) - Published 8 April, 2026

Particles and Fields

Observation of the Electromagnetic Radiative Decays of the Λ(1520) and Λ(1690) to γΣ0

M. Ablikim et al. (BESIII Collaboration)

Phys. Rev. Lett. 136, 141801 (2026) - Published 8 April, 2026

Emergence of the π(1300) Resonance from Lattice QCD

Haobo Yan (燕浩波), Maxim Mai, Marco Garofalo, Yuchuan Feng, Michael Döring, Chuan Liu (刘川), Liuming Liu (刘柳明), Ulf-G. Meißner, and Carsten Urbach

Phys. Rev. Lett. 136, 141901 (2026) - Published 8 April, 2026

Observation of a Threshold Enhancement in the π+π Spectrum in ψ(3686)π+πJ/ψ Decays

M. Ablikim et al. (BESIII Collaboration)

Phys. Rev. Lett. 136, 141902 (2026) - Published 8 April, 2026

Nuclear Physics

Excitation Spectra of the C12(p,d) Reaction near the η-Meson Emission Threshold Measured in Coincidence with High-Momentum Protons

R. Sekiya et al. (η-PRiME Collaboration and Super-FRS Experiment Collaboration)

Phys. Rev. Lett. 136, 142501 (2026) - Published 7 April, 2026

Experiments with a proton beam striking a carbon target have uncovered events that may be due to a short-lived meson residing within a nucleus.

Searching for the Tetraneutron Resonance on the Lattice

Linqian Wu, Serdar Elhatisari, Ulf-G. Meißner, Shihang Shen, Li-Sheng Geng, and Youngman Kim

Phys. Rev. Lett. 136, 142502 (2026) - Published 10 April, 2026

Atomic, Molecular, and Optical Physics

Strain-Engineered Nanoscale Spin Polarization Reversal in Diamond Nitrogen-Vacancy Centers

Zhixian Liu, Jiahao Sun, Ganyu Xu, Bo Yang, Yuhang Guo, Yu Wang, Cunliang Xin, Hongfang Zuo, Mengqi Wang, and Ya Wang

Phys. Rev. Lett. 136, 143001 (2026) - Published 6 April, 2026

High-Precision Penning Trap Spectroscopy of the Ground State Spin Structure of HD+

Charlotte M. König, Matthew Bohman, Fabian Heiße, Jonathan Morgner, Tim Sailer, Bingsheng Tu, Klaus Blaum, Sven Sturm, Dimitar Bakalov, Hugo D. Nogueira, Jean-Philippe Karr, Ossama Kullie, and Stephan Schiller

Phys. Rev. Lett. 136, 143002 (2026) - Published 8 April, 2026

Precise spectroscopy of a simple molecular ion opens a new path toward stringent tests of quantum electrodynamics.

Microscopy of Cavity-Induced Density-Wave Ordering in Ultracold Gases

Tabea Bühler, Aurélien Fabre, Gaia Bolognini, Zeyang Xue, Timo Zwettler, Giulia Del Pace, and Jean-Philippe Brantut

Phys. Rev. Lett. 136, 143401 (2026) - Published 6 April, 2026

A new microscope captures how atoms rearrange themselves when they are illuminated inside an optical cavity.

Wavefront Mapping for Absolute Atom Interferometry

Joseph Junca, John Kitching, and William McGehee

Phys. Rev. Lett. 136, 143402 (2026) - Published 10 April, 2026

Fate of the Fermi Surface Coupled to a Single-Wave-Vector Cavity Mode

Bernhard Frank, Michele Pini, Johannes Lang, and Francesco Piazza

Phys. Rev. Lett. 136, 143403 (2026) - Published 10 April, 2026

Full-Counting Statistics and Quantum Information of Dispersive Readout with a Squeezed Environment

Ming Li, JunYan Luo, Gloria Platero, and Georg Engelhardt

Phys. Rev. Lett. 136, 143601 (2026) - Published 6 April, 2026

Non-Line-of-Sight Single-Pixel Imaging Using Polarization Speckle Modulation

Yijun Zhou, Wenwen Li, Wei Li, Xin Huang, Chen Dai, Zhong-Pei Xiao, Zheng-Ping Li, Feihu Xu, and Jian-Wei Pan

Phys. Rev. Lett. 136, 143801 (2026) - Published 6 April, 2026

Magnetic-Free Optical Mode Degeneracy Lifting in Lithium Niobate Microring Resonators

Xin-Biao Xu, Zheng-Xu Zhu, Yuan-Hao Yang, Jia-Qi Wang, Yu Zeng, Jia-Hua Zou, Juanjuan Lu, Yan-Lei Zhang, Weiting Wang, Guang-Can Guo, Luyan Sun, and Chang-Ling Zou

Phys. Rev. Lett. 136, 143802 (2026) - Published 8 April, 2026

Fully Collective Superradiant Lasing with Vanishing Sensitivity to Cavity Length Vibrations

Jarrod T. Reilly, Simon B. Jäger, John Cooper, and Murray J. Holland

Phys. Rev. Lett. 136, 143803 (2026) - Published 9 April, 2026

Plasma and Solar Physics, Accelerators and Beams

Observation of Radially Emitted Proton Beams from Low-Mass X-Pinch Plasmas

D. Klir, V. Munzar, J. Novotny, K. Rezac, A. M. Bedel, N. G. Chalmers, J. M. Chen, J. Cikhardt, B. Cikhardtova, N. M. Jordan, V. Juras, P. Kubes, J. Malir, L. R. Tafoya, K. Turek, D. A. Hammer, and R. D. McBride

Phys. Rev. Lett. 136, 145101 (2026) - Published 7 April, 2026

Experimental demonstration of the radial acceleration of protons in a low-mass hybrid X pinch shows that an X-pinch-driven proton source could be a novel platform to study pulsed-power plasmas.

Passive Freeze-Out of the Richtmyer-Meshkov Instability

J. Strucka, D. M. Sterbentz, B. Lukic, K. Mughal, Y. Yao, K. Marrow, W. J. Schill, C. F. Jekel, D. A. White, N. Asmedianov, R. Grikshtas, O. Belozerov, S. Efimov, J. Skidmore, A. Rack, Ya. E. Krasik, J. L. Belof, J. P. Chittenden, and S. N. Bland

Phys. Rev. Lett. 136, 145102 (2026) - Published 10 April, 2026

Observation of Secular Growth Dominated Dynamics in X-Ray Driven Foils

Z. Chen et al.

Phys. Rev. Lett. 136, 145103 (2026) - Published 10 April, 2026

Condensed Matter and Materials

Bloch Diode

M. Houzet, T. Vakhtel, and J. S. Meyer

Phys. Rev. Lett. 136, 146001 (2026) - Published 8 April, 2026

Friedel Oscillations in Nanoconfined He4

Bernd Rosenow and Adrian Del Maestro

Phys. Rev. Lett. 136, 146002 (2026) - Published 8 April, 2026

Anomalous Terahertz Nonlinearity in Disordered s-Wave Superconductor Close to the Superconductor-Insulator Transition

Hao Wang, Jiayu Yuan, Hongkai Shi, Haojie Li, Xiaoqing Jia, Xiaohui Song, Liyu Shi, Tianyi Wu, Li Yue, Yangmu Li, Kui Jin, Dong Wu, Jianlin Luo, Xinbo Wang, Tao Dong, and Nan-Lin Wang

Phys. Rev. Lett. 136, 146004 (2026) - Published 10 April, 2026

A persistent normal-state third-harmonic generation (THG) signal extending up to ten times Tc and a multipeak THG spectrum in the superconducting state reveal an unexpected interplay between disorder, electronic correlations, and superconducting inhomogeneity.

Size-Dependent Phase Selection during Thermomechanical Nanomolding

Yupeng Wu, Yangyang Pan, Hui Fang, Guoxing Han, Naijia Liu, Arindam Raj, Sungwoo Sohn, Zhiping Xu, Yi-Xiang Yang, You Li, Ning Li, Jan Schroers, and Ze Liu

Phys. Rev. Lett. 136, 146201 (2026) - Published 10 April, 2026

Magnetoresistance Oscillations in Few-Layer NbSe2 in Superconducting Fluctuation Regime

Xiaolong Yin, Congzhe Cao, Yibin Feng, Kenji Watanabe, Takashi Taniguchi, Jiawei Mei, Qi-Kun Xue, and Shuo-Ying Yang

Phys. Rev. Lett. 136, 146301 (2026) - Published 6 April, 2026

The observation of magnetoresistance oscillation in NbSe2 thin films, reminiscent of Little-Parks oscillations, is attributed to superconducting phase fluctuations unlike other previously reported oscillations.

Resonant Magnetophonon Emission by Supersonic Electrons in Ultrahigh-Mobility Two-Dimensional Systems

Z. T. Wang, M. Hilke, N. Fong, D. G. Austing, S. A. Studenikin, K. W. West, and L. N. Pfeiffer

Phys. Rev. Lett. 136, 146302 (2026) - Published 8 April, 2026

Near-Field Radiative Heat Transfer in the Dual Nanoscale Regime between Polaritonic Membranes

Lívia Corrêa McCormack, Lei Tang, and Mathieu Francoeur

Phys. Rev. Lett. 136, 146303 (2026) - Published 10 April, 2026

Antiferromagnetic Quantum Critical Point and Superconductivity in Self-Intercalated TMD V1/4VS2 under High Pressure

Jingwei Miao, Jiajia Feng, Wei Zhong, Jianing Xu, Naohisa Hirao, Hirokazu Kadobayashi, Sheng Jiang, Fang Chen, Bin Chen, and Binbin Yue

Phys. Rev. Lett. 136, 146501 (2026) - Published 10 April, 2026

Altermagnetic Polarons: The Fate of Altermagnetic Band Splittings at Strong Coupling

Maria Daghofer, Krzysztof Wohlfeld, and Jeroen van den Brink

Phys. Rev. Lett. 136, 146502 (2026) - Published 10 April, 2026

Microscopic Phase-Transition Theory of Charge Density Waves: Revealing Hidden Crossovers of Phason and Amplitudon

F. Yang and L. Q. Chen

Phys. Rev. Lett. 136, 146503 (2026) - Published 10 April, 2026

Collective Interference of Phonon Spin and Dipole Moment Rotation Induced Circular Dichroism

Yizhou Liu, Yu-Tao Tan, Dapeng Liu, and Jie Ren

Phys. Rev. Lett. 136, 146601 (2026) - Published 6 April, 2026

Parity Anomalous Semimetal with Minimal Conductivity Induced by an In-Plane Magnetic Field

Binbin Wang, Jiayuan Hu, Bo Fu, Jiaqi Li, Yunchuan Kong, Kai-Zhi Bai, Shun-Qing Shen, and Di Xiao

Phys. Rev. Lett. 136, 146602 (2026) - Published 6 April, 2026

Acoustic Bound Pairs under Nonreciprocal Two-Body Interactions

Zhenhang Pu, Yuxiang Xi, Yugan Tang, Jiuyang Lu, Weiyin Deng, Hua Cheng, Manzhu Ke, Shuqi Chen, and Zhengyou Liu

Phys. Rev. Lett. 136, 146603 (2026) - Published 7 April, 2026

Quantum Impurity Sensing of Altermagnetic Order

V. A. S. V. Bittencourt, Hossein Hosseinabadi, Jairo Sinova, Libor Šmejkal, and Jamir Marino

Phys. Rev. Lett. 136, 146701 (2026) - Published 8 April, 2026

Finite-Size Spectral Signatures of Order by Quantum Disorder: A Perspective from Anderson’s Tower of States

Subhankar Khatua, Griffin C. Howson, Michel J. P. Gingras, and Jeffrey G. Rau

Phys. Rev. Lett. 136, 146702 (2026) - Published 8 April, 2026

Order by quantum disorder leaves distinct finite-size signatures in the exact diagonalization spectrum that are captured by an effective quantum-rotor description analogous to the Anderson tower of states.

Observation of Gyroscopic Coupling in a Nonspinning Levitated Ferromagnet

Felix Ahrens and Andrea Vinante

Phys. Rev. Lett. 136, 146703 (2026) - Published 10 April, 2026

An isolated magnet’s intrinsic angular momentum induces gyroscopic motion, an observation that could lead to ultrasensitive magnetometers.

Dirac Node Pinning from Dzyaloshinskii-Moriya Interactions in a Kagome Spin Liquid

Ajesh Kumar, Byungmin Kang, and Patrick A. Lee

Phys. Rev. Lett. 136, 146704 (2026) - Published 10 April, 2026

Effective Theory of Ultrafast Skyrmion Nucleation

Rein Liefferink, Lukas Körber, Kathinka Gerlinger, Bastian Pfau, Felix Büttner, and Johan H. Mentink

Phys. Rev. Lett. 136, 146705 (2026) - Published 10 April, 2026

Strongly Nonlinear Nanocavity Exciton Polaritons in Gate-Tunable Monolayer Semiconductors

Zhi Wang, Bumho Kim, Bo Zhen, and Li He

Phys. Rev. Lett. 136, 146901 (2026) - Published 8 April, 2026

Precise adjustment of the doping level in a transition metal dichalcogenide heterostructure using electrostatic gating demonstrates a wide range of tunability in the exciton oscillator strength and thus the exciton photon hybridization.

Classical and Single-Photon-Seeded Polarization Memories Based on Polariton Lasers

D. Novokreschenov, A. Kudlis, and A. V. Kavokin

Phys. Rev. Lett. 136, 146902 (2026) - Published 9 April, 2026

Synthetic Crystal Rotation with Spacetime Metamaterials

Iñigo Liberal and Alejandro Manjavacas

Phys. Rev. Lett. 136, 146903 (2026) - Published 10 April, 2026

Cavity-Induced Coherent Magnetization and Polaritons in Altermagnets

Mohsen Yarmohammadi, Libor Šmejkal, and James K. Freericks

Phys. Rev. Lett. 136, 146904 (2026) - Published 10 April, 2026

Statistical Physics; Classical, Nonlinear, and Complex Systems

Exactly Solvable Model of Wave-Mean Field Interaction in Integrable Turbulence

T. Congy, G. A. El, and M. A. Hoefer

Phys. Rev. Lett. 136, 147201 (2026) - Published 6 April, 2026

Polymers, Chemical Physics, Soft Matter, and Biological Physics

Inertia-Dilatancy Interplay Governs Shear Thickening Drop Impact

Anahita Mobaseri, Leonardo Gordillo, Charles Burton, Soyoon Yoon, Dong Lee, Satish Kumar, Michelle M. Driscoll, and Xiang Cheng

Phys. Rev. Lett. 136, 148201 (2026) - Published 7 April, 2026

Dense drops of cornstarch and water usually stiffen when they strike a surface, but sometimes they flow fleetingly like a liquid.

Anomalous Critical Behavior of Driven Disordered Systems Beyond the Overdamped Limit

Giuseppe Petrillo, Eduardo Jagla, Eugenio Lippiello, and Alberto Rosso

Phys. Rev. Lett. 136, 148202 (2026) - Published 9 April, 2026

Navigating Complex Phase Diagrams in Soft Matter Systems

Michael Wassermair, Gerhard Kahl, Roland Roth, and Andrew J. Archer

Phys. Rev. Lett. 136, 148203 (2026) - Published 10 April, 2026

Conservation Laws and Slow Dynamics Determine the Universality Class of Interfaces in Active Matter

Raphaël Maire, Andrea Plati, Frank Smallenburg, and Giuseppe Foffi

Phys. Rev. Lett. 136, 148301 (2026) - Published 6 April, 2026

A nonequilibrium model of active hard disks exhibits phase separation between a gas and a liquid, crystal, or glass, with interfaces displaying distinct nonequilibrium universality classes.

COMMENTS

Comment on “Near-Field Spin Chern Number Quantized by Real-Space Topology of Optical Structures”

Didier Felbacq and Emmanuel Rousseau

Phys. Rev. Lett. 136, 149301 (2026) - Published 8 April, 2026

Fu et al. Reply:

Tong Fu, Ruo-Yang Zhang, Shiqi Jia, C. T. Chan, and Shubo Wang

Phys. Rev. Lett. 136, 149302 (2026) - Published 8 April, 2026

ERRATA

Erratum: Generation of Pure Spin Current with Insulating Antiferromagnetic Materials [Phys. Rev. Lett. 135, 146703 (2025)]

Yingwei Chen, Junyi Ji, Liangliang Hong, Xiangang Wan, and Hongjun Xiang

Phys. Rev. Lett. 136, 149901 (2026) - Published 6 April, 2026

Retraction: Non-Gaussian Correlations in the Steady State of Driven-Dissipative Clouds of Two-Level Atoms [Phys. Rev. Lett. 132, 133601 (2024)]

Giovanni Ferioli, Sara Pancaldi, Antoine Glicenstein, David Clément, Antoine Browaeys, and Igor Ferrier-Barbut

Phys. Rev. Lett. 136, 149902 (2026) - Published 10 April, 2026

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