Experimentelle Physik I.3
- Beziehungen:
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- In-medium ω mass from the γ+Nb → π0γ+X reaction
- Odd and even partial waves ofηπ−andη′π−inπ−p→η(′)π−pat191GeV/c
- FIRST MEASUREMENT OF THE POLARIZATION TRANSFER ON THE PROTON IN THE REACTIONS H((E)OVER-RIGHT-ARROW,E'(P)OVER-RIGHT-ARROW) AND D((E)OVER-RIGHT-ARROW,E'(P)OVER-RIGHT-ARROW)
- $η$ MAID-2015: update with new data and new resonances
- Search for narrow six-quark states in the reactions $γd\to πγnn$
- Working group of hadron polarizabilities and form factor
- Coherent photoproduction of η-mesons off 3He : search for η-mesic nuclei
- Determination of the η-transition form factor in the γp → pη → pγe+e− reaction
- Erratum to: High-statistics study of the reaction $\gamma p\rightarrow p2\pi^{0}$
- Determination of the neutron electric formfactor in quasielastic collisions of polarized electrons with 3He and 2D. Collaboration A3 at MAMI
- Spin Density Matrix Elements in Exclusive $ρ^0$ Meson Muoproduction
- Spin alignment and violation of the OZI rule in exclusive ω and φ production in pp collisions
- Longitudinal double spin asymmetries in single hadron quasi-real photoproduction at high pT
- Analysis of angular distributions in γN → π0ηN
- First measurement of the transverse spin asymmetries of the deuteron in semi-inclusive deep inelastic scattering -: art. no. 202002
- K+ Λ and K+ Σ0 photoproduction with fine center-of-mass energy resolution
- Anomaly in the KS0Σ+ photoproduction cross section off the proton at the K* threshold
- Photoproduction of neutral pions off protons
- Measurement of the beam asymmetry Σ in the forward direction for (γ)over-right-arrowp → pπ0
- Photoproduction of meson pairs: First measurement of the polarization observable Is CBELSA/TAPS Collaboration
- Photoproduction of η and η' mesons off protons
- N* and Δ* decays into Nπ0π0
- Photoproduction of π0-mesons off protons from the Δ(1232) region to Eγ=3 GeV
- Neutral-pion photoproduction off protons in the energy range 0.3 GeV<Eγ<3 GeV -: art. no. 012003
- Determination of the η-transition form factor in the γp → pη → pγe+e- reaction
- Isobar model analysis of π0η photoproduction on protons
- K0π0Σ+ and K*0Σ+ photoproduction off the proton
- Nucleon resonance decay by the K0Σ+ channel
- Measurement of the beam asymmetry in η photoproduction off the proton
- Photoproduction of η-mesons off protons
- Photoproduction of π0ω off protons for Eγ < 3 GeV
- Photoproduction of η mesons off protons for 0.75 GeV<Eγ<3 GeV -: art. no. 012004
- Determination of the neutron electric form factor from the reaction 3He(e, e′n) at medium momentum transfer
- Double pion photoproduction off nuclei - Are there effects beyond final-state interaction?
- Photoproduction of pi(0)pi(0)- and pi(0)pi(+)-pairs off the proton from threshold to the second resonance region
- Experimental study of the gamma p → pi (0)pi(0) p reaction with the Crystal Ball/Taps detector system at the Mainz microtron
- Experimental study of the γp → ηp reaction with the Crystal Ball detector at the Mainz Microtron (MAMI-C) (vol 82, 035208, 2010)
- Odd and even partial waves of ηπ- and η′π- in π- p → η(′) π- p at 191 GeV/c (vol 740, pg 303, 2015)
- Study of the reaction γp → pπ0η
- Photoproduction of η-mesons off nuclei for Eγ ≤ 2.2 GeV
- Modification of the ω-meson lifetime in nuclear matter
- The polarised valence quark distribution from semi-inclusive DIS -: COMPASS Collaboration
- Double spin asymmetry in exclusive ρ0 muoproduction at COMPASS
- A new highly segmented start counter for the CLAS detector
- The COMPASS trigger system for muon scattering
- Measurement of the reaction γp→K0Σ+ at photon energies up to 2.6 GeV
- Pentaquarks - experimental overview
- Evidence for the positive-strangeness pentaquark Θ+ in photoproduction with the SAPHIR detector at ELSA
- Low-energy photoproduction of ω-mesons
- Low-energy photoproduction of φ-mesons
- Determination of the neutron electric form factor in the D(e, e′n)p reaction and the influence of nuclear binding
- Electromagnetic form factors of the nucleon
- New determination of the η transition form factor in the Dalitz decay η → e+ e- γ with the Crystal Ball/TAPS detectors at the Mainz Microtron
- First measurement of the helicity dependence of 3He photoreactions in the Δ(1232) resonance region
- Coherent photoproduction of pi(0)- and eta-mesons off li-7
- Many-Body Structure of Strongly Interacting Systems
- Photoproduction of η′-mesons off the deuteron
- First measurement of the circular beam asymmetry in the (gamma)over-right-arrowp → pi(0)eta p reaction
- Experimental study of the γp → ηp reaction with the Crystal Ball detector at the Mainz Microtron (MAMI-C)
- Photoproduction of pi(0)eta on protons and the Delta(1700)D-33-resonance
- Single-energy partial wave analysis for π0 photoproduction on the proton with fixed-t analyticity imposed
- Role of angle-dependent phase rotations of reaction amplitudes in η photoproduction on protons
- From Experimental Data to Pole Parameters in a Direct Way (Angle Dependent Continuum Ambiguity and Laurent plus Pietarinen Expansion)
- Observation of in-medium modifications of the ω meson -: art. no. 192303
- Measurement of γ p → K+ Λ and γ p → K+ Σ0 at photon energies up to 2.6 GeV
- New results on η and η′ photoproduction with SAPHIR at ELSA
- Photoproduction of η′-mesons with the 4π-detector SAPHIR
- Connection between angle-dependent phase ambiguities and the uniqueness of the partial-wave decomposition
- Fixed-t analyticity as a constraint in single-energy partial-wave analyses of meson photoproduction reactions
- Regge phenomenology in π0 and η photoproduction
- Data on Is and Ic in (γ)over-right-arrowp → pπ0π0 reveal cascade decays of N(1900) via N(1520)π
- Modification of the ω-Meson Lifetime in Nuclear Matter (vol 100, 192302, 2008)
- Study of the partial wave structure of π0η photoproduction on protons
- Leading-order determination of the gluon polarisation from semi-inclusive deep inelastic scattering data
- Helicity dependence of the γ 3He → πX reactions in the Δ(1232) resonance region
- Measurement of the beam-helicity asymmetry I⊙ in the photoproduction of π0π± pairs off protons and off neutrons
- Quasi-free photoproduction of η-mesons off 3He nuclei
- Measurement of the γp → K0Σ+ reaction with the Crystal Ball/TAPS detectors at the Mainz Microtron
- Spin alignment and violation of the OZI rule in exclusive $ω$ and $φ$ production in pp collisions
- Odd and Even Partial Waves of $ηπ^-$ and $η'π^-$ in $π^-p\toη^{(\prime)}π^-p$ at $191\,\textrm{GeV}/c$
- Quasi-free photoproduction of eta-mesons off 3He nuclei
- Measurement of the beam-helicity asymmetry $I^{\odot}$ in the photoproduction of $π^0π^{\pm}$-pairs off protons and off neutrons
- Measurement of the g p -> K^0 Sigma^+ reaction with the Crystal Ball/TAPS detectors at the Mainz Microtron
- Linearly polarised photon beams at ELSA and measurement of the beam asymmetry in π0 photoproduction off the proton
- Beam asymmetries in near-threshold ω photoproduction off the proton
- Evidence for a Parity Doublet Δ(1920)P33 and Δ(1940)D33 from γp→pπ0η
- Quasifree photoproduction of η mesons off the neutron
- 1ST MEASUREMENT OF THE ELECTRIC FORMFACTOR OF THE NEUTRON IN THE EXCLUSIVE QUASI-ELASTIC SCATTERING OF POLARIZED ELECTRONS FROM POLARIZED HE-3
- First measurement of the Sivers asymmetry for gluons using SIDIS data
- Sivers asymmetry extracted in SIDIS at the hard scales of the Drell-Yan process at COMPASS
- Multiplicities of charged kaons from deep-inelastic muon scattering off an isoscalar target
- Hadron transverse momentum distributions in muon deep inelastic scattering at 160 GeV/c (vol 73, pg 2531, 2013)
- Measurement of the cross section for high-pT hadron production in the scattering of 160-GeV/c muons off nucleons
- Leading order determination of the gluon polarisation from DIS events with high-pT hadron pairs
- I - Experimental investigation of transverse spin asymmetries in μ-p SIDIS processes: Collins asymmetries
- II - Experimental investigation of transverse spin asymmetries in μ-p SIDIS processes: Sivers asymmetries
- First Measurement of Chiral Dynamics in π-γ → π-π-π+
- Azimuthal asymmetries of charged hadrons produced by high-energy muons scattered off longitudinally polarised deuterons
- Measurement of the Collins and Sivers asymmetries on transversely polarised protons
- Gluon polarisation in the nucleon and longitudinal double spin asymmetries from open charm muoproduction
- Gluon polarization in the nucleon from quasi-real photoproduction of high-PT hadron pair
- Measurement of the spin structure of the deuteron in the DIS region
- Antiproton over proton and K- over K+ multiplicity ratios at high z in DIS
- Contribution of exclusive diffractive processes to the measured azimuthal asymmetries in SIDIS
- Measurement of PT-weighted Sivers asymmetries in leptoproduction of hadrons
- K- over K+ multiplicity ratio for kaons produced in DIS with a large fraction of the virtual-photon energy
- Search for muoproduction of X(3872) at COMPASS and indication of a new state (X)over-tilde(3872)
- Longitudinal double-spin asymmetry A1p and spin-dependent structure function g1p of the proton at small values of x and Q2
- New analysis of ηπ tensor resonances measured at the COMPASS experiment
- Hadron transverse momentum distributions in muon deep inelastic scattering at 160 GeV/c
- Model dependence of single-energy fits to pion photoproduction data
- Recent results on GE,n from MAMI
- Eta and etaprime photoproduction on the nucleon with the isobar model EtaMAID2018
- Azimuthal asymmetries of charged hadrons produced in high-energy muon scattering off longitudinally polarised deuterons
- Photoproduction of η and η' mesons with EtaMAID
- Exciting Baryons with MAMI
- Final COMPASS results on the deuteron spin-dependent structure function g1d and the Bjorken sum rule
- Observation of a JPC=1-+ Exotic Resonance in Diffractive Dissociation of 190 GeV/c π- into π-π-π+
- Measurement of the neutron electric form factor GE,n in the quasifree 2H((e)over-right-arrow, e′(n)over-right-arrow)p reaction
- Coherent photoproduction of η-mesons off 3He - search for η-mesic nuclei
- Transverse extension of partons in the proton probed in the sea-quark range by measuring the DVCS cross section
- Transverse-momentum-dependent multiplicities of charged hadrons in muon-deuteron deep inelastic scattering
- Leading and next-to-leading order gluon polarization in the nucleon and longitudinal double spin asymmetries from open charm muoproduction
- Quark helicity distributions from longitudinal spin asymmetries in muon-proton and muon-deuteron scattering
- The spin-dependent structure function of the proton g1p and a test of the Bjorken sum rule
- Flavour separation of helicity distributions from deep inelastic muon-deuteron scattering
- Spin density matrix elements in exclusive ρ0 meson muoproduction
- Search for the charge-conjugation-forbidden decay omega→eta pi(0)
- Measurement of the longitudinal spin transfer to Λ and (Λ)over-bar hyperons in polarised muon DIS
- A new measurement of the Collins and Sivers asymmetries on a transversely polarised deuteron target
- A high-statistics measurement of transverse spin effects in dihadron production from muon-proton semi-inclusive deep-inelastic scattering
- Quasifree photoproduction of $η$ mesons off protons and neutrons
- Quasifree photoproduction of η mesons off protons and neutrons
- A high-statistics measurement of transverse spin effects in dihadron production from muon-proton semi-inclusive deep-inelastic scattering
- Transparency ratio in γA → η′A′ and the in-medium η′ width
- The deuteron spin-dependent structure function g1d and its first moment
- Collins and Sivers asymmetries for pions and kaons in muon-deuteron DIS
- Transverse spin effects in hadron-pair production from semi-inclusive deep inelastic scattering
- Photoproduction of ρ0-mesons and Δ-baryons in the reaction γp → pπ+π- at energies up to √s=2.6 GeV
- New results on the Roper resonance and the P11 partial wave
- The COMPASS experiment at CERN
- First Measurement of Transverse-Spin-Dependent Azimuthal Asymmetries in the Drell-Yan Process
- Measurement of the electric form factor of the neutron at Q2=0.3-0.8 (GeV/c)2
- Measurements of 12C((γ)over-right-arrow, pp) photon asymmetries for Eγ=200-450 MeV
- Transverse target spin asymmetries in exclusive ρ0 muoproduction
- Measurement of the cross section for hard exclusive π0 muoproduction on the proton
- Light isovector resonances in π- p → π- π- π+p at 190 GeV/c
- Exclusive ω meson muoproduction on transversely polarised protons
- Exclusive ρ0 muoproduction on transversely polarised protons and deuterons
- Transverse target spin asymmetries in exclusive $ρ^0$ muoproduction
- Collins and Sivers asymmetries in muonproduction of pions and kaons off transversely polarised protons
- The spin structure function g1p of the proton and a test of the Bjorken sum rule
- The COMPASS setup for physics with hadron beams
- New measurement of the rare decay η → π0γγ with the Crystal Ball/TAPS detectors at the Mainz Microtron
- High statistics study of the reaction γp → pπ0η
- A narrow structure in the excitation function of eta-photoproduction off the neutron
- Measurement of radiative widths of a2(1320) and π2(1670)
- High-statistics study of the reaction γp -> p 2π0
- Measurement of the charged-pion polarizability
- Photoproduction of pi0-mesons off neutrons in the nucleon resonance region
- Interplay among transversity induced asymmetries in hadron leptoproduction
- Observation of a New Narrow Axial-Vector Meson α1(1420)
- Multiplicities of charged pions and charged hadrons from deep-inelastic scattering of muons off an isoscalar target
- Measurement of polarisation observables in Ks0Σ+ photoproduction off the proton
- Photoproduction of ω mesons off the proton
- Photoproduction of the ω meson on the proton near threshold
- Measurement of the beam-helicity asymmetry i-circle dot in the photoproduction of pi(0)-pairs off the proton and off the neutron
- Measurement of the 1H((γ)over-right-arrow,(p)over-right-arrow)π0 Reaction Using a Novel Nucleon Spin Polarimeter
- Accurate Test of Chiral Dynamics in the (γ)over-right-arrowp → π0 p Reaction
- Experimental study of the γp→ηp reaction with the Crystal Ball detector at the Mainz Microtron (MAMI-C)
- Radiative pi(0) photoproduction on protons in the delta(+)(1232) region
- Measurement of the slope parameter alpha for the eta → 3 pi(0) decay with the Crystal Ball detector at the Mainz Microtron (MAMI-C)
- Resonance Production and $ππ$ S-wave in $π^- + p \rightarrow π^- π^- π^+ + p_{recoil}$ at 190 GeV/c
- Leading-order determination of the gluon polarisation from semi-inclusive deep inelastic scattering data
- Multiplicities of charged pions and unidentified charged hadrons from deep-inelastic scattering of muons off an isoscalar target
- On the Extraction of Cross Sections for pi0 and eta Photoproduction off Neutrons from Deuteron Data
- The Spin Structure Function $g_1^{\rm p}$ of the Proton and a Test of the Bjorken Sum Rule
- Interplay among transversity induced asymmetries in hadron leptoproduction
- Longitudinal double spin asymmetries in single hadron quasi-real photoproduction at high $p_T$
- Observation of a new narrow axial-vector meson $a_1(1420)$
- Photoproduction of $π^0$-pairs off protons and off neutrons
- The isospin structure of photoproduction of pi-eta pairs from the nucleon in the threshold region
- High statistics study of the reaction $γp\to p\;2π^0$
- Photoproduction of ω Mesons off the Proton
- Photoproduction of the $ω$ meson off the proton near threshold
- The COMPASS Setup for Physics with Hadron Beams
- Search for exclusive photoproduction of Z$_c^{\pm}$(3900) at COMPASS
- Collins and Sivers asymmetries in muonproduction of pions and kaons off transversely polarised proton
- Three-body nature of $N^{\bf *}$ and $Δ^*$ resonances from sequential decay chains
- Measurement of the charged-pion polarisability
- Measurement of azimuthal hadron asymmetries in semi-inclusive deep inelastic scattering off unpolarised nucleons
- Measurement of polarisation observables in $K^0_sΣ^+$ photoproduction off the proton
- Measurement of radiative widths of $a_2(1320)$ and $π_2(1670)$
- A new measurement of the rare decay eta -> pi^0 gamma gamma with the Crystal Ball/TAPS detectors at the Mainz Microtron
- High statistics study of the reaction $γp\to pπ^0η$
- Photoproduction of π0-pairs off protons and off neutrons
- Photoproduction of π0 Mesons off Neutrons in the Nucleon Resonance Region
- Search for exclusive photoproduction of Z±c (3900) at COMPASS
- Narrow Structure in the Excitation Function of η Photoproduction off the Neutron
- Measurement of azimuthal hadron asymmetries in semi-inclusive deep inelastic scattering off unpolarised nucleons
- Three-Body Nature of N* and Δ* Resonances from Sequential Decay Chains
- Resonance production and ππ S-wave in π- + p → π- π- π+ + precoil at 190 GeV/c
- On the extraction of cross sections for π0 and η photoproduction off neutrons from deuteron data
- Photoproduction of ω mesons off protons and neutrons
- The isospin structure of photoproduction of πη pairs from the nucleon in the threshold region
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