2 papers
nucl-th2025
Impact of dineutrons on nuclear compositions of a core-collapse supernova
Tatsuya Matsuki, Shun Furusawa, Katsuhiko Suzuki
We study the nuclear compositions in the central region of a core-collapse supernova, assuming the existence of dineutrons () and tetraneutrons (). At 100~ms after core b…
hep-ph2024
Relativistic BEC extracted from a complex FRG flow equation
Fumio Terazaki, Kazuya Mameda, Katsuhiko Suzuki
Based on the functional renormalization group (FRG) under the local potential approximation, we analyze the Bose-Einstein condensation (BEC) in the relativistic complex scalar theo…