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Evidence of Spin-Interference Effects in Exclusive 𝐽/𝜓 →𝑒+⁢𝑒− Photoproduction in Ultraperipheral Heavy-Ion Collisions

Evidence of Spin-Interference Effects in Exclusive 𝐽/𝜓 →𝑒+⁢𝑒− Photoproduction in Ultraperipheral Heavy-Ion Collisions

Aboona, B. E., … Jena, C., … Sahoo, N. R. et al. (STAR Collaboration) (2026). Evidence of Spin-Interference Effects in Exclusive J / ψ → e + e − Photoproduction in Ultraperipheral Heavy-Ion Collisions. Physical Review Letters, 136(24). DOI: 10.1103/tcdb-ldh8