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Author(s): Pedro Barrios Hita, Anton Trushechkin, Hermann Kampermann, Michael Epping, and Dagmar Bruß By exploiting a physically motivated principle, rather than a mathematical postulate, researchers offer a new perspective on how a real-valued quantum theory can be constructed. [Phys. Rev. Lett. 136, 240202] Published Thu Jun 18, 2026

Author(s): K. Steinebach, J. C. J. Koelemeij, H. L. Bethlem, and K. S. E. Eikema Improved measurements of an electronic transition in helium-4 atoms constrain the size difference between helium-4 and helium-3 nuclei. [Phys. Rev. Lett. 136, 243001] Published Thu Jun 18, 2026

Author(s): Bin Wang, Xi-Yu Luo, Bo-Feng Gao, Jian-Long Liu, Chao-Yang Wang, Zi Yan, Qiao-Mu Ke, Da Teng, Ming-Yang Zheng, Yuan Cao, Jun Li, Cheng-Zhi Peng, Qiang Zhang, Xiao-Hui Bao, and Jian-Wei Pan A memory-assisted nonlocal optical interferometer leverages delocalized single-photon entanglement to extend interferometric baselines (up to 20 km) and compensate geometric delay. [Phys. Rev. Lett. 136, 240801] Published Wed Jun 17, 2026

Author(s): Xinyang Liu, Enze Lv, Xueling Cui, Han Ge, Fangyuan Song, Zhaoming Tian, Gang Su, Kan Zhao, Junsen Xiang, Peijie Sun, and Wei Li An emergent Ising supercritical regime in Nd3BWO9 with universal thermodynamic behavior extends the liquid-gas analogy to a rare-earth antiferromagnetic compound and shows its potential for sub-Kelvin refrigeration due to critical endpoint and topological excitations. [Phys. Rev. Lett. 136, 246502] Published...

Author(s): M. Abumusabh et al. (Belle and Belle II Collaboration) An exotic meson’s photon-emitting decay opens a window into the particle’s long-debated structure. [Phys. Rev. Lett. 136, 241901] Published Tue Jun 16, 2026

Author(s): Jinrui Zhong, Huimin Peng, Yuqing Hu, Qi Feng, Qiuli Li, Shihao Zhang, Qinsheng Wang, Jinhai Mao, Junxi Duan, and Yugui Yao A new experiment probes the quantum geometry of electronic wave functions involved in a nonlinear Hall response. [Phys. Rev. Lett. 136, 246301] Published Mon Jun 15, 2026

Author(s): R. Aaij et al. (LHCb Collaboration) The decay of a b quark to a strange quark and a pair of leptons reveals the first indications of time-dependent CP violation. [Phys. Rev. Lett. 136, 231904] Published Fri Jun 12, 2026