activity
19982024
most citedDetermination of scattering lengths from measurement of atom lifetime

52 citations · 484 across the 37 of their papers we have counts for

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25 papers · 1 filter

nucl-ex2022★ 1 cited

Resonant behavior of the reaction at the energy = 2.65 GeV

Dmitry Tsirkov, Bota Baimurzinova, Vladimir I. Komarov +5

We report on measurements of the differential cross section in the energy region of = 2.5-2.9 GeV of the reaction where is a $^1…

nucl-ex2020

Total and differential cross sections of the reaction at excess energies between 1 and 15 MeV

C. Fritzsch, S. Barsov, I. Burmeister +23

New high precision total and differential cross sections are reported for the reaction close to threshold. The measurements were performed using the magn…

nucl-ex2018★ 3 cited

Measurement of the analyzing powers in pd elastic and pn quasi-elastic scattering at small angles

S. Barsov, Z. Bagdasarian, S. Dymov +30

The analyzing powers in proton-deuteron elastic and proton-neutron quasi-elastic scattering have been measured at small angles using a polarized proton beam at the COSY storage rin…

nucl-ex2018★ 3 cited

Experimental and theoretical study of deuteron-proton elastic scattering for proton kinetic energies between and

C. Fritzsch, S. Barsov, I. Burmeister +24

New precise unpolarised differential cross sections of deuteron-proton elastic scattering have been measured at 16 different deuteron beam momenta between $p_d = 3120.17\;\textrm{M…

nucl-ex2018★ 9 cited

Deuteron analysing powers in deuteron-proton elastic scattering at 1.2 and 2.27 GeV

D. Mchedlishvili, Z. Bagdasarian, S. Barsov +31

The vector and tensor analysing powers in deuteron-proton elastic scattering have been measured in the forward hemisphere at deuteron kinetic energies of 1.2 GeV and 2.27 GeV using…

nucl-ex2018★ 5 cited

Resonance-like coherent production of a pion pair in the reaction in the GeV region

V. I. Komarov, D. Tsirkov, T. Azaryan +27

The reaction was studied at 0.8-2.0 GeV proton beam energies with the ANKE magnetic spectrometer at the COSY synchrotron storage ring. The proton-deut…

nucl-ex2016★ 4 cited

Coherent pion production in proton-deuteron collisions

S. Dymov, V. Shmakova, D. Mchedlishvili +36

Values of the proton analysing power in the reactions at 350-360~MeV per nucleon were obtained by using a polarised proton beam in…

nucl-ex2015★ 2 cited

Analysing powers and spin correlations in deuteron-proton charge exchange at 726 MeV

S. Dymov, T. Azaryan, Z. Bagdasarian +36

The charge exchange of vector polarised deuterons on a polarised hydrogen target has been studied in a high statistics experiment at the COSY-ANKE facility at a deuteron beam energ…

nucl-ex2013

First measurements of spin correlations in the np -> d pi^0 reaction

V. Shmakova, D. Mchedlishvili, S. Dymov +32

The transverse spin correlations Axx and Ayy in the np-> d pi^0 reaction have been measured for the first time in quasi-free kinematics at the COSY-ANKE facility using a polarised…

nucl-ex2013★ 5 cited

Excitation of the Delta(1232) isobar in deuteron charge exchange on hydrogen at 1.6, 1.8, and 2.3 GeV

D. Mchedlishvili, S. Barsov, J. Carbonell +42

The charge-exchange break-up of polarised deuterons pol{d}p -> {pp}n, where the final {pp} diproton system has a very low excitation energy and hence is mainly in the 1S0 state, is…

nucl-ex2013★ 7 cited

Measurement of spin observables in the quasi-free np-> {pp}_s pi- reaction at 353 MeV

S. Dymov, V. Shmakova, T. Azaryan +54

The transverse spin correlations A_{x,x} and A_{y,y} have been measured in the pol{d} pol{p} -> p_spec {pp}_s pi- reaction at COSY-ANKE at 353 MeV per nucleon. Here {pp}_s denotes…

nucl-ex2012★ 20 cited

The neutron-proton charge-exchange amplitudes measured in the dp -> ppn reaction

D. Mchedlishvili, S. Barsov, J. Carbonell +41

The unpolarised differential cross section and the two deuteron tensor analysing powers A_{xx} and A_{yy} of the pol{d}p -> (pp)n charge-exchange reaction have been measured with t…

nucl-ex2010★ 10 cited

Energy dependence of hard bremsstrahlung production in proton-proton collisions in the Delta(1232) region

D. Tsirkov, V. Komarov, T. Azaryan +19

Hard bremsstrahlung production in proton-proton collisions has been studied with the ANKE spectrometer at COSY-Juelich in the energy range of 353-800 MeV by detecting the final pro…

nucl-ex2009★ 23 cited

Observation of an ABC effect in proton-proton collisions

S. Dymov, M. Hartmann, A. Kacharava +20

The cross section for inclusive multipion production in the pp->ppX reaction was measured at COSY-ANKE at four beam energies, 0.8, 1.1, 1.4, and 2.0 GeV, for low excitation energy…

nucl-ex2008★ 14 cited

Observation of inverse diproton photodisintegration at intermediate energies

V. Komarov, T. Azaryan, D. Chiladze +18

The reaction pp->{pp}_sγ, where {pp}_s is a proton pair with an excitation energy E_{pp}<3 MeV, has been observed with the ANKE spectrometer at COSY-Juelich for proton beam energie…

nucl-ex2006★ 17 cited

Vector and tensor analysing powers in deuteron-proton breakup reactions at intermediate energies

D. Chiladze, J. Carbonell, S. Dymov +25

Vector and tensor analysing powers of the d(pol)p->(pp)n (charge-exchange) and d(pol)p->(pn)p (non-charge-exchange) breakup reactions have been measured with the ANKE spectrometer…

nucl-ex2005★ 28 cited

Production of the 1S0 diproton in the pp -> pp pi0 reaction at 0.8 GeV

S. Dymov, D. Gusev, M. Hartmann +20

The pp -> pp pi0 differential cross section has been measured with the ANKE spectrometer at COSY-Juelich for pion cms angles between 0 and 15.4 degrees at a proton beam energy of 0…

nucl-ex2005★ 43 cited

Determination of Deuteron Beam Polarizations at COSY

D. Chiladze, A. Kacharava, F. Rathmann +44

The vector and tensor polarizations of a deuteron beam have been measured using elastic deuteron-carbon scattering at 75.6 MeV and deuteron-proton scattering at 270 MeV. After acce…

nucl-ex2005★ 49 cited

Near threshold eta meson production in the d+d->alpha+eta reaction

A. Wronska, V. Hejny, C. Wilkin +13

The d+d->alpha+eta reaction has been investigated near threshold using the ANKE facility at COSY-Juelich. Both total and differential cross sections have been measured at two exces…

nucl-ex2004★ 2 cited

Proposal for the Wide Angle Shower Apparatus (WASA) at COSY-Juelich - "WASA at COSY"

COSY Collaboration, B. Hoistad, J. Ritman

This document describes the physics case, the key experiments proposed and the technical solution for the project "WASA at COSY", which concerns the transfer of the WASA pellet-tar…

nucl-ex2004★ 15 cited

Measurement of the Analyzing Power in \\with a Fast Forward --Diproton

S. Yaschenko, S. Dymov, V. Komarov +28

A measurement of the analyzing power of the reaction was carried out at beam energies of 0.5 and 0.8 GeV by detection of a fast forward proton pair of…

nucl-ex2003★ 19 cited

Near-threshold production of omega mesons in the pn -> d omega reaction

S. Barsov, I. Lehmann, R. Schleichert +21

The first measurement of the p n -> d omega total cross section has been achieved at mean excess energies of Q = 28 and 57 MeV by using a deuterium cluster-jet target. The momentum…

nucl-ex2002★ 33 cited

Proton--induced deuteron breakup at GeV energies with forward emission of a fast proton pair

V. Komarov, S. Dymov, A. Kacharava +29

A study of the deuteron breakup reaction with forward emission of a fast proton pair with small excitation energy 3 MeV has been performed at the ANKE spec…

nucl-ex2001★ 22 cited

Forward K+ production in subthreshold pA collisions at 1.0 GeV

V. Koptev, M. Buescher, the ANKE collaboration

K+ meson production in pA (A = C, Cu, Au) collisions has been studied using the ANKE spectrometer at an internal target position of the COSY-Juelich accelerator. The complete momen…