-
Article
Open AccessSpin density matrix elements in exclusive \(\omega \) meson muoproduction
We report on a measurement of Spin Density Matrix Elements (SDMEs) in hard exclusive \(\omega \) ω ...
-
Article
Open AccessErratum to: Azimuthal asymmetries of charged hadrons produced in high-energy muon scattering off longitudinally polarised deuterons
The original version of this article unfortunately contained a mistake.
-
Article
Open AccessAzimuthal asymmetries of charged hadrons produced in high-energy muon scattering off longitudinally polarised deuterons
Single hadron azimuthal asymmetries of positive and negative hadrons produced in muon semi-inclusive deep inelastic scattering off longitudinally polarised deuterons are determined using the 2006 COMPASS data ...
-
Article
Open AccessLeading-order determination of the gluon polarisation from semi-inclusive deep inelastic scattering data
Using a novel analysis technique, the gluon polarisation in the nucleon is re-evaluated using the longitudinal double-spin asymmetry measured in the cross section of semi-inclusive single-hadron muoproduction ...
-
Article
Tests of the module array of the ECAL0 electromagnetic calorimeter for the COMPASS experiment with the electron beam at ELSA
The array of 3 × 3 modules of the electromagnetic calorimeter ECAL0 of the COMPASS experiment at CERN has been tested with an electron beam of the ELSA (Germany) facility. The dependence of the response and th...
-
Article
Open AccessErratum to: Hadron transverse momentum distributions in muon deep inelastic scattering at 160 GeV/ \(c\)
-
Article
Measurement of radiative widths of a2(1320) and \( \pi_{2}\) (1670)
The COMPASS Collaboration at CERN has investigated the reaction \( \pi^{-}\gamma\rightarrow\pi^{-}\pi^{-}\pi^{+}\) embe...
-
Article
Open AccessStudy of Σ(1385) and Ξ(1321) hyperon and antihyperon production in deep inelastic muon scattering
Large samples of Λ, Σ(1385) and Ξ(1321) hyperons produced in the deep-inelastic muon scattering off a 6LiD target were collected with the COMPASS experimental setup at CERN. The relative yields of Σ(1385)+, Σ(138...
-
Article
Hadron transverse momentum distributions in muon deep inelastic scattering at 160 GeV/c
Multiplicities of charged hadrons produced in deep inelastic muon scattering off a 6LiD target have been measured as a function of the DIS variables x Bj , Q ...
-
Article
Open AccessD ∗ and D meson production in muon nucleon interactions at 160 GeV/c
The production of D ∗ and D mesons in inelastic scattering of 160 GeV/c muons off a 6LiD target has been investigated with the COMPASS spectrometer at CERN for 0.003 (GeV/c)2<Q 2<1...
-
Article
Erratum to: Study of the reaction γp → K+Λ(1520) at photon energies up to 2.65 GeV
-
Article
Study of the reaction γp → K+Λ(1520) at photon energies up to 2.65 GeV
The reaction γp → K + Λ(1520) was measured in the energy range from threshold to 2.65 GeV with the SAPHIR detector at the electron stretcher facility ELSA in Bonn. ...
-
Article
Study of the reactions γp → K+ Σ± π∓ at photon energies up to 2.6 GeV
The reactions γp → K+ Σ± π∓ were studied with the SAPHIR detector using a tagged photon beam at the electron stretcher facility ELSA in Bonn. The decays Σ − → nπ − ...
-
Article
Open AccessAzimuthal asymmetries of charged hadrons produced by high-energy muons scattered off longitudinally polarised deuterons
Azimuthal asymmetries in semi-inclusive production of positive (h +) and negative hadrons (h −) have been measured by scattering 160 GeV muons off longitudinally po...
-
Article
Open AccessMeasurement of the longitudinal spin transfer to Λ and \(\bar{\varLambda}\) hyperons in polarised muon DIS
The longitudinal polarisation transfer from muons to Λ and \(\bar{\varLambda}\) hyperons,
-
Article
Double spin asymmetry in exclusive ρ0 muoproduction at COMPASS
The longitudinal double spin asymmetry A1 ρ for exclusive leptoproduction of ρ0 mesons, μ+N→μ+N+ρ, is studied using the COMPASS 2002 and 2003 data. The measured reaction is incoherent excl...
-
Article
Measurement of the reaction γp → K0Σat photon energies up to 2.6 GeV⋆
The reaction γp → K0Σ+ was measured in the photon energy range from threshold up to 2.6 GeV with the SAPHIR detector at the electron stretcher facility, ELSA, in Bonn. Results are presented on the reaction cross-...
-
Article
Photoproduction of ρmesons and Δ-baryons in the reaction γp → pπ+π- at energies up to \( \sqrt{{s}}\) = 2.6 GeV
The photoproduction of ρ0-mesons and Δ-baryons at photon energies up to 2.6 GeV has been studied with the SAPHIR detector at the electron stretcher ELSA. Total and differential cross-sections were obtained. The d...
-
Article
Measurement of \(\gamma p \rightarrow K^ + \Lambda\) and \(\gamma p \rightarrow K^ + \Sigma^0\) at photon energies up to 2.6 GeV
The reactions \(\gamma p \rightarrow K^ + \Lambda\) and \(\gamma p \rightarrow K^ + \Sigma^0\) were measured in the energy range from threshold ...
-
Article
Low-energy photoproduction of \(\omega\) -mesons
The photoproduction of the vector meson \(\omega\) has been studied between threshold and W = 2.4 GeV with the SAPHIR detector at the Bonn electron stretcher ring ELSA. Besides, ...
