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Related papers: The COMPASS Setup for Physics with Hadron Beams

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Transverse spin physics is an important part of the scientific programme of the COMPASS experiment at CERN, which started taking data in 2002, scattering 160 GeV/c muon beam on a polarized $^6$LiD target. The analysis of the data taken with…

High Energy Physics - Experiment · Physics 2007-05-23 F. Bradamante

The COMPASS experiment at CERN is designed for light hadron spectroscopy with emphasis on the detection of new states, in particular the search for exotic states and glue-balls. After a short pilot run in 2004 (190 GeV/c negative pion beam,…

High Energy Physics - Experiment · Physics 2019-08-14 Frank Nerling

The COMPASS experiment is a fixed-target high-energy physics experiment that has been collecting data for 20 years (2002 to 2022) at the M2 beamline (SPS, North Area) at CERN. One of the goals of the experiment's broad physics program was…

High Energy Physics - Experiment · Physics 2024-10-11 Siranush Asatryan

In this talk, I focus on the quark-gluon structure of hadrons probed using high-energy hadron beams. I start with a brief review on recent major achievements in measuring parton distributions of the nucleon, pion, and kaon, with hadron…

High Energy Physics - Phenomenology · Physics 2016-09-01 Xiangdong Ji

COMPASS is a high-energy physics experiment operating at the SPS at CERN. Wide physics program of the experiment comprises study of hadron structure and spectroscopy with high energy muon and hadrons beams. As for the muon-program, one of…

High Energy Physics - Experiment · Physics 2015-04-09 Bakur Parsamyan

Over the past two decades, meson photo- and electro-production data of unprecedented quality and quantity have been measured at electromagnetic facilities worldwide. By contrast, the meson-beam data for the same hadronic final states are…

High Energy Physics - Phenomenology · Physics 2015-03-27 William J. Briscoe , Michael Döring , Helmut Haberzettl , D. Mark Manley , Megumi Naruki , Igor I. Strakovsky , Eric S. Swanson

The study of transverse spin effects is part of the scientific program of COMPASS, a fixed target experiment at the CERN SPS. COMPASS investigates the transversity PDFs in semi-inclusive DIS, using a longitudinally polarized muon beam of…

High Energy Physics - Experiment · Physics 2019-08-13 Federica Sozzi

COMPASS is a fixed target experiment at CERN. Part of its physics programme is dedicated to study the transverse spin and the transverse momentum structure of the nucleon using SIDIS. For these measurements, data have been collected using…

High Energy Physics - Experiment · Physics 2014-12-16 Nour Makke

COMPASS at CERN is preparing for a new series of measurements on the nucleon structure comprising deep virtual Compton scattering and hard exclusive meson production using muon beams, as well as Drell-Yan reactions using a polarised proton…

High Energy Physics - Experiment · Physics 2012-06-14 Gerhard K. Mallot

The 160 GeV polarised muon beam available at CERN, with positive or negative charge, makes COMPASS a unique place for GPD studies. The first GPD related COMPASS results come from exclusive vector meson production on transversely polarised…

High Energy Physics - Experiment · Physics 2015-09-28 Andrzej Sandacz

At the COMPASS experiment, diffractive dissociation of the beam proton is one of the dominant processes for the 190GeV/c positive hadron beam impinging on a liquid hydrogen target. The status of the analysis of the reactions pp -> p_f pi^+…

High Energy Physics - Experiment · Physics 2019-08-13 Alexander Austregesilo

During the past several decades a large quantity of high-quality mesonic photo- and electro- production data have been measured at electromagnetic facilities worldwide. By contrast, meson-beam data for these same final states are mostly…

Nuclear Experiment · Physics 2023-12-27 William J. Briscoe , Igor I. Strakovsky

The study of transverse spin and transverse momentum effects is an important part of the scientific program of COMPASS, a fixed target experiment at the CERN SPS taking data since 2002. The studies are carried on by measuring the hadrons…

High Energy Physics - Experiment · Physics 2015-06-15 Anna Martin

This review focuses on the expected performance of the ATLAS and CMS detectors at the CERN Large Hadron Collider (LHC), together with some of the highlights of the global commissioning work done in 2008 with basically fully operational…

High Energy Physics - Experiment · Physics 2009-07-07 Daniel Froidevaux , Vasiliki A. Mitsou

This paper presents the reactions which can be performed at COMPASS to study the Generalized Parton Distributions (GPDs). The high energy muon beam at CERN allows to measure Hard Exclusive Meson Production or Deeply Virtual Compton…

High Energy Physics - Experiment · Physics 2007-05-23 N. d'Hose , E. Burtin , P. A. M. Guichon , J. Marroncle , M. Moinester , J. Pochodzalla , A. Sandacz

The COMPASS experiment has obtained first physics results in the field of polarized distribution functions for quarks and gluons using muon scattering off polarized deuterons. The analysis using open charm production and pairs of high $p_T$…

High Energy Physics - Experiment · Physics 2009-11-11 Stephan Paul

The study of transverse spin and transverse momentum effects is an important part of the scientific program of COMPASS, a fixed target experiment at the CERN SPS. For these studies a 160 GeV/c momentum muon beam is scattered on a…

High Energy Physics - Experiment · Physics 2022-03-02 F. Bradamante

Over the past two decades, meson photo- and electroproduction data of unprecedented quality and quantity have been measured at electromagnetic facilities worldwide. By contrast, the meson-beam data for the same hadronic final states are…

CERN COMPASS can investigate pion-photon interactions, to achieve a unique Primakoff Coulomb physics program, centered on pion polarizability and hybrid meson structure studies. COMPASS uses 100-280 GeV beams (muon, pion) and a virtual…

High Energy Physics - Experiment · Physics 2007-05-23 Murray Moinester

COMPASS is a fixed-target experiment at CERN SPS which focused on light-quark meson spectroscopy during the data-taking periods in 2008 and 2009. The central exclusive production of glueball candidates is studied with a 190GeV/c proton beam…

High Energy Physics - Experiment · Physics 2013-10-14 Alexander Austregesilo