310 citations · 4.4k across the 121 of their papers we have counts for
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Strange Hadron Spectroscopy with a Secondary KL Beam at GlueX
M. J. Amaryan, M. Bashkanov, J. Ritman +3
We propose to create a secondary beam of neutral kaons in Hall D at Jefferson Lab to be used with the GlueX experimental setup for strange hadron spectroscopy. A flux on the order…
Evidence for a spin-quartet of nucleon resonances at 2\,GeV
A. V. Anisovich, E. Klempt, V. A. Nikonov +2
Results from a multi-channel partial wave analysis of elastic and inelastic and induced reactions are presented. The analysis evidences the existence of a spin-quartet of…
Partial wave analysis of pbar-p annihilation channels in flight with I=1, C=+1
A. V. Anisovich, C. A. Baker, C. J. Batty +5
A combined analysis is reported of 3pizero, pizero-eta and pizero-etaprime data in the mass range 1960 to 2410 MeV. This analysis is made consistent also with eta-eta-pizero data,…
Light 2++ and 0++ mesons
A. V. Anisovich, D. V. Bugg, V. A. Nikonov +2
The status of light I=0, J^{PC}=2^{++} and 0^{++} mesons is discussed, particularly the separation of n-nbar and s-sbar states. They fall into a simple scheme except for f_2(1810).…
A partial wave analysis of pbar-p -> eta-eta-pizero
A. V. Anisovich, C. A. Baker, C. J. Batty +5
A partial wave analysis of pbar-p -> eta-eta-pizero data from the Crystal Barrel experiment is made in terms of s-channel resonances. The decay channels a_0(980)-eta, f_0(1770)-pi…
Study of pbar-p -> eta-eta-pizero-pizero in flight
A. V. Anisovich, C. A. Baker. C. J. Batty, D. V. Bugg +4
An analysis of data on pbar-p -> eta-eta-pizero-pizero is presented at pbar beam momenta 600 to 1940 MeV/c. There is evidence for an I = 1, J^PC = 2^-+ resonance in eta-eta-pizero…
I=0, C=-1 mesons from 1940 to 2410 MeV
A. V. Anisovich, C. A. Baker, C. J. Batty +6
New Crystal Barrel data are reported for pbar-p -> omega-eta and pbar-p -> omega-pizero-pizero with omega decaying to piplus-piminus-pizero. The omega-eta data confirm angular dist…
Combined analysis of meson channels with I=1, C = -1 from 1940 to 2410 MeV
A. V. Anisovich, C. A. Baker, C. J. Batty +6
New Crystal Barrel data are reported for pbar-p -> omega-pizero and pbar-p -> omega eta-pizero with omega decaying to piplus-piminus-pizero. The shapes of angular distributions agr…
Observation of f0(1770) -> eta-eta in pbar-p -> eta-eta-pizero reactions from 600 to 1200 MeV/c
A. V. Anisovich, C. A. Baker, C. J. Batty +8
We present data on pbar-p -> eta-eta-pizero at beam momenta of 600, 900, 1050, and 1200 MeV/c. At the higher three momenta, a signal is clearly visible due to pbar-p -> f_0(1770)-p…
A study of pbar-p -> eta-eta-eta for masses 1960 to 2410 MeV
A. V. Anisovich, C. A. Baker, C. J Batty +4
Data on pbar-p -> 3eta for beam momenta 600--1940 MeV/c are presented. The strongest channel is f_0(1500)-eta from the initial pbar-p state 1S0. Together with eta-pizero-pizero dat…
Data on pbar-p -> etaprime-pizero-pizero for masses 1960 to 2410 MeV/c^2
A. V. Anisovich, C. A. Baker, C. J. Batty +6
Data on pbar-p -> etaprime(958)-pizero-pizero are presented at nine pbar momenta from 600 to 1940 MeV/c. Strong S-wave production of f_2(1270)-etaprime is observed, requiring a J^{…
Resonances formed by pbar-p and decaying into pizero-pizero-eta for masses 1960 to 2410 MeV
A. V. Anisovich, C. A. Baker, C. J. Batty +8
Data on pbar-b annihilation in flight into pizero-pizero-eta are presented for nine beam momenta 600 to 1940 MeV/c. The strongest four intermediate states are found to be f_2(1270)…
Partial wave analysiss of pbar-p -> piminus-piplus, pizero-pizero, eta-eta and eta-etaprime
A. V. Anisovich, C. A. Baker, C. J. Batty +8
A partial wave analysis is presented of Crystal Barrel data on pbar-p -> pizero-pizero, eta-eta and eta-etaprime from 600 to 1940 MeV/c, combined with earlier data on dσ/dΩand P fo…
I = 0 C = +1 mesons from 1920 to 2410 MeV
A. V. Anisovich, C. A. Baker, C. J. Batty +7
A combined fit is presented to data on pbar-p annihilation in flight to final states eta-pizero-pizero, pizero-pizero, eta-eta, eta-etaprime and piminus-piplus. The emphasis lies i…
A fresh look at eta2(1645), eta2(1870), eta2(2030) and f2(1910) in pbar-p -> eta + 3pizero
A. V. Anisovich, C. J. Batty, D. V. Bugg +2
There is a large discrepancy between results of Crystal Barrel and WA102 for the branching ratio R = BR[eta2(1870)->a2(1320)pi]/ BR[eta2(1870)->f2(1270)eta]. An extensive re-analys…
Polarization degrees of freedom in near-threshold photoproduction of omega mesons in the pi^0 gamma decay channel
A. V. Sarantsev, A. V. Anisovich, V. A. Nikonov +1
We study polarization variables in the photoproduction of omega-mesons with subsequent omega to gamma pi^0 decay. Single and double polarization observables are calculated as a fun…
Decays of Baryon Resonances into K Lambda, K^+ Sigma^0 and K^0 Sigma^+
A. V. Sarantsev, V. A. Nikonov, A. V. Anisovich +2
Cross sections, beam asymmetries, and recoil polarisations for the reactions gamma p to K^+ Lambda ; gamma to K^+ Sigma^0, and gamma p to K^0 Sigma^+ have been measured by the SAPH…
Photoproduction of Baryons Decaying into N pi and N eta
A. V. Anisovich, A. Sarantsev, O. Bartholomy +3
A combined analysis of photoproduction data on γp to πN, eta N was performed including the data on K Lambda and K Sigma. The data are interpreted in an isobar model with s--channel…
Neutral pion photoproduction off protons in the energy range 0.3 GeV < E(gamma) < 3 GeV
Olivia Bartholomy, Volker Crede, Harald van Pee
Single pi0 photoproduction has been studied with the CB-ELSA experiment at Bonn using tagged photon energies between 0.3 and 3.0 GeV. The experimental setup covers a very large sol…
Photoproduction of eta mesons off protons for photon energies from 0.75 GeV to 3 GeV
Volker Crede, Olivia Bartholomy
Total and differential cross sections for the reaction p(gamma, eta)p have been measured for photon energies in the range from 750 MeV to 3 GeV. The low-energy data are dominated b…