JournalPTEP

Simulating Equilibrium Behavior of Quantum Fields with Timeevolving Classical Fields
202145
A set of field configurations (replicas) reaches equilibrium of quantum field theory after realtime evolution obeying classical equations of motion.
Elementary particles, fields, and strings

A New Approach to Solving Periodic Differential Systems
2021329
Mathematicians and physicists are well acquainted with secondorder ordinary differential equations (ODE), the most prominent of them being the class of equations that govern oscillatory motion.
Mathematical methods, classical and quantum physics, relativity, gravitation, numerical simulation, computational modeling

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Antimatter Matters: Making Sense of the Matter–Antimatter Asymmetry at Japan’s BelleII Facility
2021322
Scientists embark on a quest to unravel the mysteries behind matter–antimatter asymmetry in our universe with the new BelleII experiment at the SuperKEKB accelerator in Japan.
Elementary particles, fields, and strings

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The Thin Edge of Entanglement Wedges and Progress in Quantum Gravity
2021315
Scientists for the first time theoretically link quantum states and gravity, taking one step further in understanding the origins of gravity and opening doors to novel quantum applications.
Elementary particles, fields, and strings

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New Findings Hint Towards Existence of Kaonic Nuclei and Hypernuclei
202133
Scientists reveal a new feature in nuclear physics: the existence of kaonic nuclei and hypernuclei. These findings can enhance our understanding of nature and contribute to technological progress.
Nuclear physics

What Happened to Antimatter?
202133
The BelleII experiment is designed to explore new mechanisms of matterantimatter asymmetry that may resolve the mystery behind the dominance of matter over antimatter in the universe.
Elementary particles, fields, and strings