2 papers
hep-ph2026
Exothermic nuclear recoils from thermal quasi-pNGB dark matter
Riasat Sheikh, Takashi Toma, Koji Tsumura
We study a two-component dark matter scenario comprising a stable pseudo-Nambu-Goldstone boson (pNGB) and its nearly degenerate long-lived quasi-pNGB partner. An approximate scalar…
cs.CV2026
One Frame, Full Heartbeat: ECG-Free 4D Cardiac Cine MRI Synthesis via Radial-Decomposed Flow Matching
Shiyi Wang, Ruochen Sun, Xiang Li +2
Cine cardiovascular magnetic resonance (CMR) captures the cardiac cycle as a four-dimensional (4D) sequence, but standard acquisition requires electrocardiogram (ECG) gating and re…