From COMPASS to Future Fixed-Target Spin Physics at CERN

9 Jun 2026, 11:10
30m
Cagliari, Italy

Cagliari, Italy

Fondazione di Sardegna Via San Salvatore da Horta 2 Cagliari (Sardinia, Italy)

Speaker

Bakur Parsamyan (Istituto Nazionale di Fisica Nucleare)

Description

The COMPASS experiment at CERN has provided a broad and unique fixed-target program addressing key questions in QCD, with particular emphasis on the spin and transverse-momentum structure of the nucleon. Using high-energy muon and hadron beams, COMPASS has performed complementary SIDIS and Drell-Yan measurements, including the recent 2022 SIDIS data with a transversely polarized deuteron target, providing important input for TMD studies and tests of universality.
This talk will highlight selected recent COMPASS results, mainly in the field of transverse-spin and azimuthal asymmetries, and briefly discuss their complementarity with future measurements at AMBER and LHCspin. The broader synergy with Jefferson Lab and the future Electron-Ion Collider will also be mentioned as part of the evolving global program in hadron-structure studies.

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