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NSR database version of May 21, 2024.

Search: Author = V.Koptev

Found 49 matches.

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2012HA09      Phys.Rev. C 85, 035206 (2012)

M.Hartmann, Yu.T.Kiselev, A.Polyanskiy, E.Ya.Paryev, M.Buscher, D.Chiladze, S.Dymov, A.Dzyuba, R.Gebel, V.Hejny, B.Kampfer, I.Keshelashvili, V.Koptev, B.Lorentz, Y.Maeda, V.K.Magas, S.Merzliakov, S.Mikirtytchiants, M.Nekipelov, H.Ohm, L.Roca, H.Schade, V.Serdyuk, A.Sibirtsev, V.Y.Sinitsyna, H.J.Stein, H.Stroher, S.Trusov, Yu.Valdau, C.Wilkin, P.Wustner, Q.J.Ye

Momentum dependence of the φ-meson nuclear transparency

doi: 10.1103/PhysRevC.85.035206
Citations: PlumX Metrics


2012YE05      Phys.Rev. C 85, 035211 (2012)

Q.J.Ye, M.Hartmann, Y.Maeda, S.Barsov, M.Buscher, D.Chiladze, S.Dymov, A.Dzyuba, H.Gao, R.Gebel, V.Hejny, A.Kacharava, I.Keshelashvili, Yu.T.Kiselev, A.Khoukaz, V.P.Koptev, P.Kulessa, A.Kulikov, B.Lorentz, T.Mersmann, S.Merzliakov, S.Mikirtytchiants, M.Nekipelov, H.Ohm, E.Ya.Paryev, A.Polyanskiy, V.Serdyuk, H.J.Stein, H.Stroher, S.Trusov, Yu.Valdau, C.Wilkin, P.Wustner

Production of K+K- pairs in proton-proton collisions at 2.83 GeV

doi: 10.1103/PhysRevC.85.035211
Citations: PlumX Metrics


2011VA14      Phys.Rev. C 84, 055207 (2011)

Yu.Valdau, V.Koptev, S.Barsov, M.Buscher, A.Dzyuba, M.Hartmann, A.Kacharava, I.Keshelashvili, A.Khoukaz, S.Mikirtychiants, M.Nekipelov, A.Polyanskiy, F.Rathmann, H.Stroher, Yu.N.Uzikov, C.Wilkin

Comparison of inclusive K+ production in proton-proton and proton-neutron collisions

doi: 10.1103/PhysRevC.84.055207
Citations: PlumX Metrics


2010VA02      Phys.Rev. C 81, 045208 (2010)

Yu.Valdau, S.Barsov, M.Buscher, D.Chiladze, S.Dymov, A.Dzyuba, M.Hartmann, A.Kacharava, I.Keshelashvili, A.Khoukaz, V.Koptev, P.Kulessa, S.Merzliakov, M.Mielke, S.Mikirtychiants, M.Nekipelov, H.Ohm, M.Papenbrock, F.Rathmann, V.Serdyuk, H.Stroher, S.Trusov, C.Wilkin

Energy dependence of the pp → K++ reaction close to threshold

doi: 10.1103/PhysRevC.81.045208
Citations: PlumX Metrics


2009MA05      Phys.Rev. C 79, 018201 (2009)

Y.Maeda, M.Hartmann, I.Keshelashvili, S.Barsov, M.Buscher, A.Dzyuba, S.Dymov, V.Hejny, A.Kacharava, V.Kleber, V.Koptev, P.Kulessa, T.Mersmann, S.Mikirtytchiants, A.Mussgiller, M.Nekipelov, H.Ohm, K.Pysz, H.J.Stein, H.Stroher, Yu.Valdau, C.Wilkin, P.Wustner

Measurement of the pn → dK+K- total cross section close to threshold

doi: 10.1103/PhysRevC.79.018201
Citations: PlumX Metrics


2009YU06      Eur.Phys.J. A 42, 1 (2009)

X.Yuan, M.Buscher, D.Chiladze, S.Dymov, A.Dzyuba, V.Yu.Grishina, C.Hanhart, M.Hartmann, A.Kacharava, A.Khoukaz, L.A.Kondratyuk, V.Koptev, P.Kulessa, M.Mielke, S.Mikirtychiants, M.Nekipelov, M.Papenbrock, K.Pysz, V.Serdyuk, H.Stroher, C.Wilkin, H.Xu

Measurement of the isospin-filtering dd → 4He K+K- reaction at Q = 39 MeV

doi: 10.1140/epja/i2009-10849-7
Citations: PlumX Metrics


2008DZ04      Eur.Phys.J. A 38, 1 (2008)

A.Dzyuba, M.Buscher, C.Hanhart, V.Kleber, V.Koptev, H.Stroher, C.Wilkin

Interpretation of K+K(bar)0 pair production in pp collisions

NUCLEAR REACTIONS 1H(p, dK0K+), E=2.65, 2.83 GeV; analyzed invariant mass and angular distributions, included final state interactions; deduced total σ.

doi: 10.1140/epja/i2008-10647-9
Citations: PlumX Metrics


2008MA02      Phys.Rev. C 77, 015204 (2008)

Y.Maeda, M.Hartmann, I.Keshelashvili, S.Barsov, M.Buscher, M.Drochner, A.Dzyuba, V.Hejny, A.Kacharava, V.Kleber, H.R.Koch, V.Koptev, P.Kulessa, B.Lorentz, T.Mersmann, S.Mikirtytchiants, A.Mussgiller, M.Nekipelov, H.Ohm, D.Prasuhn, R.Schleichert, H.J.Stein, H.Stroher, Yu.Valdau, C.Wilkin, P.Wustner

Kaon pair production in proton-proton collisions

NUCLEAR REACTIONS p(p, K+K-), E=2.65, 2.70, 2.83 GeV; measured mass distribution, cross sections, relative momentum.

doi: 10.1103/PhysRevC.77.015204
Citations: PlumX Metrics


2008ZY01      Phys.Lett. B 660, 167 (2008)

I.Zychor, M.Buscher, M.Hartmann, A.Kacharava, I.Keshelashvili, A.Khoukaz, V.Kleber, V.Koptev, Y.Maeda, T.Mersmann, S.Mikirtychiants, R.Schleichert, H.Stroher, Yu.Valdau, C.Wilkin

Lineshape of the Λ(1405) hyperon measured through its Σ0π0 decay

NUCLEAR REACTIONS 1H(p, pK+X), E at 3.65 GeV/c; measured missing mass spectra; deduced hyperon production σ.

doi: 10.1016/j.physletb.2008.01.002
Citations: PlumX Metrics


2007BA05      Eur.Phys.J. A 31, 95 (2007)

S.Barsov, M.Buscher, M.Hartmann, V.Hejny, A.Kacharava, I.Keshelashvili, A.Khoukaz, V.Koptev, P.Kulessa, A.Kulikov, I.Lehmann, V.Leontyev, G.Macharashvili, Y.Maeda, T.Mersmann, S.Merzliakov, S.Mikirtytchyants, A.Mussgiller, D.Oellers, H.Ohm, F.Rathmann, R.Schleichert, H.Seyfarth, H.Stroher, S.Trusov, Yu.Valdau, P.Wustner, S.Yaschenko, C.Wilkin

Study of ω-meson production in pp collisions at ANKE

NUCLEAR REACTIONS 1H(p, pX), E at 2.85, 2.95 GeV/c; measured missing mass spectra; deduced ω-meson production σ(E, θ).

doi: 10.1140/epja/i2006-10161-2
Citations: PlumX Metrics


2007NE05      J.Phys.(London) G34, 627 (2007)

M.Nekipelov, M.Buscher, M.Hartmann, I.Keshelashvili, V.Kleber, V.Koptev, Y.Maeda, S.Mikirtychiants, R.Schleichert, A.Sibirtsev, H.Stroher, Yu.Valdau

Investigation of the reaction pp → pK0π+Λ in search of the pentaquark

NUCLEAR REACTIONS 1H(p, pK0π+X), E at 3.65 GeV/c; measured hyperon production associated invariant mass, missing mass spectra; deduced total σ, upper limit for pentaquark production σ.

doi: 10.1088/0954-3899/34/4/002
Citations: PlumX Metrics


2006DZ01      Eur.Phys.J. A 29, 245 (2006)

A.Dzyuba, V.Kleber, M.Buscher, V.P.Chernyshev, S.Dymov, P.Fedorets, V.Grishina, C.Hanhart, M.Hartmann, V.Hejny, L.Kondratyuk, V.Koptev, P.Kulessa, Y.Maeda, T.Mersmann, S.Mikirtychyants, M.Nekipelov, D.Prasuhn, R.Schleichert, A.Sibirtsev, H.J.Stein, H.Stroher, I.Zychor

Scalar-isovector K(K-bar) production close to threshold

NUCLEAR REACTIONS 1H(p, K+K0), E=2.65, 2.83 GeV; measured invariant mass and angular distributions; deduced total σ.

doi: 10.1140/epja/i2006-10087-7
Citations: PlumX Metrics


2006FE01      Phys.Atomic Nuclei 69, 306 (2006)

P.V.Fedorets, M.Buscher, V.P.Chernyshev, S.N.Dymov, V.Yu.Grishina, C.Hanhart, M.Hartmann, V.Hejny, V.Kleber, H.R.Koch, L.A.Kondratyuk, V.P.Koptev, A.E.Kudryavtsev, P.Kulessa, S.I.Merzliakov, S.M.Mikirtychiants, M.E.Nekipelov, H.Ohm, R.Schleichert, H.Stroher, V.E.Tarasov, K.-H.Watzlawik, I.Zychor

a+0(980)-Resonance Production in the Reaction pp → dπ+η Close to the K(K-bar) Threshold

NUCLEAR REACTIONS 1H(p, dπ+X), E=2.65 GeV; measured particle spectra, η-meson production associated σ(E, θ); deduced a0+ resonance production.

doi: 10.1134/S1063778806020153
Citations: PlumX Metrics


2006HA22      Phys.Rev.Lett. 96, 242301 (2006); Erratum Phys.Rev.Lett. 97, 029901(2006)

M.Hartmann, Y.Maeda, I.Keshelashvili, H.R.Koch, S.Mikirtytchiants, S.Barsov, W.Borgs, M.Buscher, V.I.Dimitrov, S.Dymov, V.Hejny, V.Kleber, V.Koptev, P.Kulessa, T.Mersmann, S.Merzliakov, A.Mussgiller, M.Nekipelov, M.Nioradze, H.Ohm, K.Pysz, R.Schleichert, H.J.Stein, H.Stroher, K.-H.Watzlawik, P.Wustner

Near-Threshold Production of φ Meson in pp Collisions

NUCLEAR REACTIONS 1H(p, pX), E ≈ threshold; measured kaon pair invariant mass spectra, φ meson production σ, σ(θ); deduced final-state interaction effect. Comparison with model predictions.

doi: 10.1103/PhysRevLett.96.242301
Citations: PlumX Metrics


2006MA64      Phys.Rev.Lett. 97, 142301 (2006)

Y.Maeda, M.Hartmann, I.Keshelashvili, S.Barsov, M.Buscher, A.Dzyuba, S.Dymov, V.Hejny, A.Kacharava, V.Kleber, H.R.Koch, V.Koptev, P.Kulessa, T.Mersmann, S.Mikirtytchiants, A.Mussgiller, M.Nekipelov, H.Ohm, R.Schleichert, H.J.Stein, H.Stroher, Yu.Valdau, K.H.Watzlawik, C.Wilkin, P.Wustner

Precision Measurement of the Quasifree pn → dφ Reaction Close To Threshold

NUCLEAR REACTIONS 2H(p, dK+K-), E=2.65 GeV; measured deuteron spectrum, kaon pair invariant mass spectra, angular distributions. 1n(p, X), E ≈ threshold; deduced φ meson production σ, σ(θ).

doi: 10.1103/PhysRevLett.97.142301
Citations: PlumX Metrics


2006ZY01      Phys.Rev.Lett. 96, 012002 (2006)

I.Zychor, V.Koptev, M.Buscher, A.Dzyuba, I.Keshelashvili, V.Kleber, H.R.Koch, S.Krewald, Y.Maeda, S.Mikirtichyants, M.Nekipelov, H.Stroher, C.Wilkin

Evidence for an Excited Hyperon State in pp → pK+Y0

NUCLEAR REACTIONS 1H(p, pK+X), E at 3.65 GeV/c; measured missing mass spectra; deduced possible neutral hyperon resonance.

doi: 10.1103/PhysRevLett.96.012002
Citations: PlumX Metrics


2005HA38      Nucl.Phys. A755, 459c (2005)

M.Hartmann, Y.Maeda, I.Keshelashvili, H.R.Koch, S.Mikirtichyants, S.Barsov, W.Borgs, M.Buscher, V.Hejny, V.Kleber, V.Koptev, P.Kulessa, T.Mersmann, A.Mussgiller, H.Ohm, K.Pysz, R.Schleichert, H.J.Stein, H.Stroher, K.-H.Watzlawik, P.Wustner

φ-meson production in pp collisions close to threshold

NUCLEAR REACTIONS 1H(p, pX), E ≈ threshold; measured φ-meson production σ, invariant mass spectra.

doi: 10.1016/j.nuclphysa.2005.03.126
Citations: PlumX Metrics


2005ZY01      Nucl.Phys. A755, 403c (2005)

I.Zychor, V.Koptev, M.Buscher, A.Dzyuba, I.Keshelashvili, V.Kleber, R.Koch, S.Krewald, Y.Maeda, S.Mikirtichyants, M.Nekipelov, H.Stroher, C.Wilkin

Indication of an excited hyperon state in pp collisions with ANKE at COSY-Julich

NUCLEAR REACTIONS 1H(p, K+X), E at 3.65 GeV/c; measured missing mass spectra; deduced hyperon resonance.

doi: 10.1016/j.nuclphysa.2005.03.045
Citations: PlumX Metrics


2004BU22      Eur.Phys.J. A 22, 301 (2004)

M.Buscher, V.Koptev, M.Nekipelov, Z.Rudy, H.Stroher, Yu.Valdau, S.Barsov, M.Hartmann, V.Hejny, V.Kleber, N.Lang, I.Lehmann, S.Mikirtychiants, H.Ohm

Inclusive K+-meson production in proton-nucleus interactions

NUCLEAR REACTIONS 2H, 12C(p, K+X), E=1.0-2.3 GeV; measured σ, σ(E, θ). Cu, Ag, Au(p, K+X), E=1.0-2.3 GeV; measured relative total σ; deduced in-medium effects.

doi: 10.1140/epja/i2004-10036-6
Citations: PlumX Metrics


2003KL16      Phys.Rev.Lett. 91, 172304 (2003)

V.Kleber, M.Buscher, V.Chernyshev, S.Dymov, P.Fedorets, V.Grishina, C.Hanhart, M.Hartmann, V.Hejny, A.Khoukaz, H.R.Koch, V.Komarov, L.Kondratyuk, V.Koptev, N.Lang, S.Merzliakov, S.Mikirtychiants, M.Nekipelov, H.Ohm, A.Petrus, D.Prasuhn, R.Schleichert, A.Sibirtsev, H.J.Stein, H.Stroher, K.-H.Watzlawik, P.Wustner, S.Yaschenko, B.Zalikhanov, I.Zychor

a+0(980)-Resonance Production in pp → dK+(K-bar)0 Reactions Close to Threshold

NUCLEAR REACTIONS 1H(p, K+K0), E=2.65 GeV; measured angular and invariant mass distributions, total σ; deduced resonance production.

doi: 10.1103/PhysRevLett.91.172304
Citations: PlumX Metrics


2003KO30      Eur.Phys.J. A 17, 235 (2003)

V.Koptev, M.Nekipelov, M.Buscher, S.Dymov, M.Hartmann, V.Hejny, H.R.Koch, N.Lang, S.Mikirtichyants, H.Ohm, A.Petrus, Z.Rudy, R.Schleichert, A.Sibirtsev, K.Sistemich, H.Stroher, K.-H.Watzlawik

Observation of K+d correlations from pA collisions

NUCLEAR REACTIONS C(p, dK+X), E=1200, 2300 MeV; 2H(p, pK+X), E=1344 MeV; measured particle spectra, kaon-proton and kaon-deuteron correlations; deduced reaction mechanism features.

doi: 10.1140/epja/i2002-10158-9
Citations: PlumX Metrics


2003NE11      Phys.Scr. T104, 40 (2003)

M.Nekipelov, V.Koptev, and the ANKE Collaboration

Investigation of K+-meson Production in pA Collisions with ANKE

NUCLEAR REACTIONS C, Cu, Ag, Au(p, K+X), E=1-2.3 GeV; measured kaon production σ(E, θ), correlated deuterons.


2002BU01      Phys.Rev. C65, 014603 (2002)

M.Buscher, B.L.Ioffe, V.Koptev, M.Nekipelov, A.Sibirtsev, K.Sistemich, J.Speth, H.Stroher

Phenomenological Analysis of K+-Meson Production in Proton-Nucleus Collisions

NUCLEAR REACTIONS C, Na, F, Pb(p, K+X), E=0.8-2.9 GeV; analyzed kaon production σ, σ(θ).

doi: 10.1103/PhysRevC.65.014603
Citations: PlumX Metrics


2002BU10      Nucl.Instrum.Methods Phys.Res. A481, 378 (2002)

M.Buscher, H.Junghans, V.Koptev, M.Nekipelov, K.Sistemich, H.Stroher, S.Barsov, G.Borchert, W.Borgs, M.Debowski, W.Erven, R.Esser, P.Fedorets, D.Gotta, M.Hartmann, V.Hejny, A.Kacharava, H.R.Koch, V.Komarov, P.Kulessa, A.Kulikov, G.Macharashvili, S.Merzliakov, S.Mikirtychiants, H.Muller, A.Mussgiller, R.Nellen, M.Nioradze, H.Ohm, A.Petrus, F.Rathmann, Z.Rudy, R.Schleichert, Chr.Schneider, O.W.B.Schult, H.J.Stein, I.Zychor

Identification of K+-Mesons from Subthreshold pA Collisions with ANKE at COSY-Julich

NUCLEAR REACTIONS 12C(p, K+X), E=1.0 GeV; measured kaon production σ(E, θ).

doi: 10.1016/S0168-9002(01)01401-2
Citations: PlumX Metrics


2002NE08      Phys.Lett. 540B, 207 (2002)

M.Nekipelov, M.Buscher, W.Cassing, M.Hartmann, V.Hejny, V.Kleber, H.R.Koch, V.Koptev, Y.Maeda, R.Maier, S.Merzliakov, S.Mikirtychiants, H.Ohm, A.Petrus, D.Prasuhn, F.Rathmann, Z.Rudy, R.Schleichert, H.Schneider, K.Sistemich, H.J.Stein, H.Stroher, K.-H.Watzlawik, C.Wilkin

Evidence of Kaon Nuclear and Coulomb Potential Effects on Soft K+ Production from Nuclei

NUCLEAR REACTIONS C, Cu, Ag, Au(p, K+X), E=1.5-2.3 GeV; measured relative kaon production σ vs momentum; deduced role of Coulomb and nuclear repulsion.

doi: 10.1016/S0370-2693(02)02176-7
Citations: PlumX Metrics


2001AB34      Phys.Lett. 521B, 158 (2001)

V.Abaev, M.Buscher, S.Dymov, M.Hartmann, A.Kacharava, V.I.Komarov, V.Koptev, V.Kurbatov, S.Mikirtychiants, M.Nekipelov, A.Petrus, H.Stroher, Yu.N.Uzikov, C.Wilkin, S.Yashenko

Spin-Triplet Final-State Dominance in the pp → pnπ+ Reaction at 492 MeV

NUCLEAR REACTIONS 1H(p, pπ+), E=492 MeV; measured proton momenta, σ(E, θ). Comparison with model predictions.

doi: 10.1016/S0370-2693(01)01229-1
Citations: PlumX Metrics


2001KO37      Phys.Rev.Lett. 87, 022301 (2001)

V.Koptev, M.Buscher, H.Junghans, M.Nekipelov, K.Sistemich, H.Stroher, V.Abaev, H.-H.Adam, R.Baldauf, S.Barsov, U.Bechstedt, N.Bongers, G.Borchert, W.Borgs, W.Brautigam, W.Cassing, V.Chernyshev, B.Chiladze, M.Debowski, J.Dietrich, M.Drochner, S.Dymov, J.Ernst, W.Erven, R.Esser, P.Fedorets, A.Franzen, D.Gotta, T.Grande, D.Grzonka, G.Hansen, M.Hartmann, V.Hejny, L.von Horn, L.Jarczyk, A.Kacharava, B.Kamys, A.Khoukaz, T.Kirchner, S.Kistryn, F.Klehr, H.R.Koch, V.Komarov, S.Kopyto, R.Krause, P.Kravtsov, V.Kruglov, P.Kulessa, A.Kulikov, V.Kurbatov, N.Lang, N.Langenhagen, I.Lehmann, A.Lepges, J.Ley, B.Lorentz, G.Macharashvili, R.Maier, S.Martin, S.Merzliakov, K.Meyer, S.Mikirtychyants, H.Muller, P.Munhofen, A.Mussgiller, V.Nelyubin, M.Nioradze, H.Ohm, A.Petrus, D.Prasuhn, B.Prietzschk, H.J.Probst, D.Protic, K.Pysz, F.Rathmann, B.Rimarzig, Z.Rudy, R.Santo, H.Paetz gen.Schieck, R.Schleichert, A.Schneider, Chr.Schneider, H.Schneider, G.Schug, O.W.B.Schult, H.Seyfarth, A.Sibirtsev, J.Smyrski, H.Stechemesser, E.Steffens, H.J.Stein, A.Strzalkowski, K.-H.Watzlawik, C.Wilkin, P.Wustner, S.Yashenko, B.Zalikhanov, N.Zhuravlev, P.Zolnierczuk, K.Zwoll, I.Zychor

Forward K+ Production in Subthreshold pA Collisions at 1.0 GeV

NUCLEAR REACTIONS C, Cu, 197Au(p, K+X), E=1.0 GeV; measured kaon momenta, σ(θ).

doi: 10.1103/PhysRevLett.87.022301
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1998MA26      Pisma Zh.Eksp.Teor.Fiz. 67, 302 (1998); JETP Lett. 67, 318 (1998)

T.N.Mamedov, V.G.Grebinnik, V.A.Zhukov, V.A.Kuzmin, A.V.Stoikov, S.G.Barsov, A.L.Getalov, V.P.Koptev, G.V.Shcherbakov, T.V.Tetereva, R.A.Eramzhyan

Measurement of the Rate of Nuclear Capture of Negative Muons in the Isotopes 84Kr and 136Xe

ATOMIC PHYSICS, Mesic-atoms 84Kr, 136Xe(μ-, X), E at 90 MeV/c; measured T1/2; deduced capture rates. Comparison with theory.

doi: 10.1134/1.567666
Citations: PlumX Metrics


1996BU18      Z.Phys. A355, 93 (1996)

M.Buscher, R.Esser, A.Franzen, L.von Horn, D.Kopyto, H.Ohm, H.Seyfarth, K.Sistemich, H.Muller, B.Prietzschk, B.Rimarzig, C.Schneider, C.Schneidereit, A.Akindinov, M.Chumakov, V.Demechin, V.Ergakov, A.Gerasimov, V.Goryachev, Y.Kiselev, V.Kostromin, A.A.Sibirtsev, V.Sopov, V.Tchernyshev, V.Kruglov, A.Petrus, V.Koptev, S.Mikirtychyants

K+-Meson Production in pBe Interactions at T(p) = 2.9 GeV

NUCLEAR REACTIONS 9Be(p, X), E=2.9 GeV; measured p, K+, π+ production associated invariant σ; deduced σ(θ, E(particle)) ratio.

doi: 10.1007/s002180050083
Citations: PlumX Metrics


1995SC07      Nucl.Phys. A583, 629c (1995)

O.W.B.Schult, K.Sistemich, V.Koptev, H.Muller, W.Cassing, L.Jarczyk, V.I.Komarov, A.Sibirtsev, J.Ernst, R.Santo, M.Nioradze, A.V.Kulikov, A.Hardt, N.S.Amaglobeli, M.Buscher, U.Bechstedt, W.Borgs, B.Childaze, T.Demski, S.Dienel, H.Dombrowski, S.V.Dshemuchadze, R.Esser, A.Franzen, L.Glonti, D.Gotta, D.Grzonka, F.Hinterberger, L.von Horn, M.Ivanov, A.Kacharav, B.Kamys, W.Klein, W.Klimala, H.R.Koch, M.Kohler, D.Kopyto, S.Kopyto, K.W.Leege, G.Macharashvili, Z.Menteshashvili, G.Muller, W.Oehme, W.Oelert, H.Ohm, B.Prietzschk, A.Puzynin, A.Petrus, B.Rimarzig, Z.Rudy, R.Schleichert, Chr.Schneider, Chr.Schneidereit, H.Seyfarth, U.Sieling, J.Smyrski, H.Stechemesser, A.Strzalkowski, W.Tenten, S.V.Trusov, V.Chernyshev, K.-H.Watzlawik, B.Zh.Zalykhanov, N.I.Zhuravlev, P.Zolnierczuk, K.Zwoll

Plans for Investigations of Subthreshold K+ Production in p + A Collisions

doi: 10.1016/0375-9474(94)00737-8
Citations: PlumX Metrics


1994AM09      Phys.Lett. 337B, 261 (1994)

A.I.Amelin, M.N.Behr, B.A.Chernyshev, M.G.Gornov, Yu.B.Gurov, S.V.Lapushkin, P.V.Morokhov, V.A.Pechkurov, R.R.Shafigullin, T.D.Shurenkova, V.D.Koptev, M.G.Ryskin, R.A.Eramzhian, K.O.Oganesian

Evidence for Virtual Δ++ Knock-Out from 9Be by 1 GeV Protons

NUCLEAR REACTIONS 9Be(p, X), E=1 GeV; measured invariant differential σ for 4,6,8He, 6,7,8Li formation; deduced Δ++ knockout (from 9Be) evidence. 9Be deduced (Δ++8He), (p8Li) configuration spectroscopic factors.

doi: 10.1016/0370-2693(94)90973-3
Citations: PlumX Metrics


1991GO19      Nucl.Phys. A531, 613 (1991)

M.G.Gornov, Yu.B.Gurov, P.V.Morokhov, V.A.Pechkurov, V.I.Savelyev, F.M.Sergeev, B.A.Chernyshev, R.R.Shafigullin, A.V.Shishkov, V.P.Koptev, K.O.Oganesyan, B.P.Osipenko

Search for Superheavy Hydrogen Isotopes and Multineutrons in π- Absorption on 9Be

NUCLEAR REACTIONS 9Be(π-, X), E at rest; measured missing mass spectra for X=p, d, t, 3,4He. 4,5H deduced levels, Γ, branching ratio.

doi: 10.1016/0375-9474(91)90743-P
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1990AM04      Pisma Zh.Eksp.Teor.Fiz. 51, 607 (1990); JETP Lett.(USSR) 51, 688 (1990)

A.I.Amelin, M.G.Gornov, Yu.B.Gurov, A.I.Ilin, V.P.Koptev, P.V.Morokhov, K.O.Oganesyan, V.A.Pechkurov, V.I.Savelev, F.M.Sergeev, B.A.Chernyshev, R.R.Shafigullin, A.V.Shishkov

Production of Ultraheavy Hydrogen Isotopes in Absorption of π- Mesons by 6,7Li Nuclei

NUCLEAR REACTIONS 6,7Li(π-, X), E at rest; measured pion, deuteron, triton spectra; deduced possible resonances in 4,5H.


1988AB05      J.Phys.(London) G14, 903 (1988)

V.V.Abaev, E.P.Fedorova-Koval, A.B.Gridnev, V.P.Koptev, S.P.Kruglov, Yu.A.Malov, G.V.Scherbakov, I.I.Strakovsky, N.A.Tarasov

Inclusive Pion Production at the Angles 0° and 57.8° in 1 GeV Proton-Nucleus Collisions

NUCLEAR REACTIONS 1,2H, 10,11B, 12C, 16O, 24,25,26Mg, 27Al, 64Cu, 116,124Sn, 181Ta, 184W, 208Pb(p, π+), (p, π-), E=1 GeV; measured σ(θ) vs pion momentum; deduced reaction mechanism.

doi: 10.1088/0305-4616/14/7/010
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0202.


1988KO36      Zh.Eksp.Teor.Fiz. 94, 1 (1988); Sov.Phys.JETP 94, 2177 (1988)

V.P.Koptev, S.M.Mikirtychyants, M.M.Nesterov, N.A.Tarasov, G.V.Shcherbakov, N.K.Abrosimov, V.A.Volchenkov, A.B.Gridnev, V.A.Eliseev, E.M.Ivanov, S.P.Kruglov, Yu.A.Malov, G.A.Ryabov

Subthreshold K+-Meson Production in Proton-Nucleus Interactions

NUCLEAR REACTIONS 9Be, C, 27Al, Ti, Cu, Zr, Sn, 181Ta, Pb, U(p, K+), E=0.8-1 GeV; measured kaon production σ; deduced production mechanism.


1987GO25      Pisma Zh.Eksp.Teor.Fiz. 45, 205 (1987); JETP Lett.(USSR) 45, 252 (1987)

M.G.Gornov, Yu.B.Gurov, V.P.Koptev, P.V.Morokhov, K.O.Oganesyan, B.P.Osipenko, V.A.Pechkurov, V.I.Savelev, F.M.Sergeev, A.A.Khomutov, B.A.Chernyshev, R.R.Shafigullin, A.V.Shishkov

Detection of Superheavy Hydrogen Isotopes in the Reaction for the Absorption of π- Mesons by 9Be Nuclei

NUCLEAR REACTIONS 9Be(π-, 2t), (π-, dt), (π-, pt), (π-, 2d), (π-, pd), (π-, 2p), E at rest; measured (particle)(particle)-coin. 5H deduced level, Γ.


1986AB07      Pisma Zh.Eksp.Teor.Fiz. 43, 214 (1986); JETP Lett.(USSR) 43, 270 (1986)

N.K.Abrosimov, V.A.Volchenkov, A.B.Gridnev, V.A.Eliseev, E.M.Ivanov, V.P.Koptev, S.P.Kruglov, Yu.A.Malov, S.M.Mikirtychyants, G.A.Ryabov, G.V.Shcherbakov

Subthreshold Production of K+ Mesons by Protons in the Energy Range 800-1000 MeV at the Be, C, Cu, Sn, and Pb Nuclei

NUCLEAR REACTIONS 9Be, C, Cu, Sn, Pb(p, K+), E=0.8-1 GeV; measured kaon production σ(E).


1986TA11      Pisma Zh.Eksp.Teor.Fiz. 43, 217 (1986); JETP Lett.(USSR) 43, 274 (1986)

N.A.Tarasov, V.P.Koptev, M.M.Nesterov

Cascade Mechanism for Subthreshold Production of K+ Mesons in Proton-Nucleus Interactions

NUCLEAR REACTIONS Pb, C(p, X), E=0.8-1 GeV; calculated kaon production σ(E).


1985BO04      J.Phys.(London) G11, 69 (1985)

M.Ya.Borkowski, V.G.Gaditsky, G.E.Gavrilov, V.A.Gordeev, Yu.S.Grigorev, V.P.Koptev, S.P.Kruglov, L.G.Kudin, A.Yu.Majorov, Yu.A.Malov, G.V.Scherbakov, I.I.Strakovsky, L.N.Uvarov

Measurement of the Differential Cross Sections for the π+d → pp Reaction at Pion Energies of 280, 300, 330, 357, 390, 420 and 450 MeV

NUCLEAR REACTIONS 2H(π+, p), E=280-450 MeV; measured σ(θ); deduced L=3, 4 partial wave contributions.

doi: 10.1088/0305-4616/11/1/012
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1984GO18      Pisma Zh.Eksp.Teor.Fiz. 40, 164 (1984); JETP Lett.(USSR) 40, 924 (1984)

M.G.Gornov, Yu.B.Gurov, V.P.Koptev, S.P.Kruglov, A.S.Lukin, M.M.Makarov, P.V.Morokhov, K.O.Oganesyan, B.P.Osipenko, V.A.Pechkurov, A.P.Pichugin, M.A.Polikarpov, V.I.Savelev, F.M.Sergeev, A.A.Khomutov, R.R.Shafigullin, A.V.Shishkov

Investigation of the Emission of Correlated Charged Particles Due to Absorption of Stopped π0 Mesons in Silicon

NUCLEAR REACTIONS Si(π-, pd), (π-, pt), (π-, dt), E at rest; measured σ(θ, Ep), σ(θ, Et), σ(θ, Ed), missing mass spectra, particle pair < E >; deduced particle emission mechanism.


1983GO29      Pisma Zh.Eksp.Teor.Fiz. 37, 552 (1983); JETP Lett.(USSR) 37, 661 (1983)

M.G.Gornov, Yu.B.Gurov, V.P.Koptev, S.P.Kruglov, A.S.Lukin, M.M.Makarov, P.V.Morokhov, K.O.Oganesyan, B.P.Osipenko, V.A.Pechkurov, A.P.Pichugin, V.I.Savelev, F.M.Sergeev, A.A.Khomutov, R.R.Shafigullin

Charged-Particle Emission upon the Absorption of π- Mesons in Silicon

NUCLEAR REACTIONS 28Si(π-, pX), (π-, dX), (π-,3HeX), (π-, αX), E at rest; measured particle spectra; deduced reaction mechanism, absorption at intranuclear pp pair.


1982AB07      Pisma Zh.Eksp.Teor.Fiz. 36, 211; JETP Lett.(USSR) 36, 261 (1982)

N.K.Abrosimov, V.A.Volchenkov, V.A.Gordeev, V.A.Eliseev, E.M.Ivanov, V.P.Koptev, S.P.Kruglov, Yu.A.Malov, S.M.Mikirtychyants, G.A.Ryabov, G.V.Shcherbakov

Subthreshold K+ Production in the Interaction of 1-GeV Protons with Be, C, Al, Cu, Sn, and Pb Nuclei

NUCLEAR REACTIONS Be, C, Al, Cu, Sn, Pb(p, K+), (p, π+), E=1 GeV; measured production σ, σ(θ(π)) vs momentum.


1981GO12      Nucl.Phys. A364, 408 (1981)

V.A.Gordeev, V.P.Koptev, S.P.Kruglov, L.A.Kuzmin, A.A.Kulbardis, Yu.A.Malov, S.M.Mikirtichyants, I.I.Strakovsky, G.V.Scherbakov

Measurement of Differential Cross Sections of π+p and π-p Elastic Scattering in the Region of Low-Lying Pion Nucleon Resonances

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E=277-640 MeV; measured σ(E, θ).

doi: 10.1016/0375-9474(81)90579-0
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1980BA06      Yad.Fiz. 31, 396 (1980); Sov.J.Nucl.Phys. 31, 207 (1980)

V.N.Baturin, V.P.Koptev, E.M.Maev, M.M.Makarov, V.V.Nelyubin, V.V.Sulimov, A.V.Khanzadeev, G.V.Shcherbakov

Study of Reactions with Neutron Production in pp and pd Collisions at 1 GeV

NUCLEAR REACTIONS 2,1H(p, π+n), 2H(p, π0n), E=1 GeV; measured σ(En, θn, E(π)); deduced isobar production domination, reaction mechanism, spin-dependent, charge-exchange amplitudes.


1979BA68      Pisma Zh.Eksp.Teor.Fiz. 30, 86 (1979); JETP Lett. (USSR) 30, 78 (1979)

V.N.Baturin, V.P.Koptev, E.M.Maev, M.M.Makarov, V.V.Nelyubin, V.V.Sulimov, A.V.Khanzadeev, G.V.Shcherbakov

Neutron Production from 7Li, 9Be, 10B, 11,12C, 16O, 19F, 24Mg, 25,26,27Al, 40,44Ca, Cu, 116,124Sn, 181Ta, and Pb Nuclei at Proton Energies of 1 GeV

NUCLEAR REACTIONS 7Li, 9Be, 10,11B, 12C, 16O, 19F, 24,25,26Mg, 27Al, 40,44Ca, Cu, 116,124Sn, 181Ta, Pb(p, n), E=1 GeV; measured σ(En, θ); deduced dependency of quasielastic neutron production on mass. Glauber diffraction theory.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF1333.


1979GO08      Yad.Fiz. 29, 657 (1979); Sov.J.Nucl.Phys. 29, 339 (1979)

V.A.Gordeev, V.P.Koptev, S.P.Kruglov, L.A.Kuzmin, A.A.Kulbardis, Y.A.Malov, S.M.Mikirtychyants, I.I.Strakovskii, G.V.Shcherbakov

Study of π+p and π-p Elastic-Scattering Differential Cross Sections at Energies from 425 to 640 MeV

NUCLEAR REACTIONS 1H(π+, π+), E=442-600 MeV; 1H(π-, π-), E=425-640 MeV; measured σ(θ); deduced self-consistent data for phase-shift analysis.


1976GO30      Yad.Fiz. 24, 1144 (1976); Sov.J.Nucl.Phys. 24, 599 (1976)

V.A.Gordeev, V.P.Koptev, S.P.Kruglov, L.A.Kuzmin, A.A.Kulbardis, Y.A.Malov, I.I.Strakovskii, G.V.Shcherbakov

Measurement of Differential Elastic Cross Sections for π±p

NUCLEAR REACTIONS 1H(π-, π-), (π+, π+), E=400-590 MeV/c; measured σ.


1976MA65      Pisma Zh.Eksp.Teor.Fiz. 24, 370 (1976); JETP Lett.(USSR) 24, 335 (1976)

M.M.Makarov, V.P.Koptev, V.V.Nelyubin, G.Z.Obrant, V.V.Sarantsev, L.N.Tkach, M.I.Trukhin

Estimate of the Cross Sections of the Reaction π-p → π+ π-n Near the Threshold

NUCLEAR REACTIONS 1H(π-, π+π-n), E=190, 200 MeV; measured σ.


1975BA66      Nucl.Phys. A254, 480 (1975)

L.H.Batist, V.D.Vitman, V.P.Koptev, M.M.Makarov, A.A.Naberezhnov, V.V.Nelyubin, G.Z.Obrant, V.V.Sarantsev, G.V.Scherbakov

Measurement of the 12C(π±, πN)11C Cross Sections in the Region of the (3/2, 3/2) Resonance

NUCLEAR REACTIONS 12C(π-, π-n), (π+, X), E=100-295 MeV; measured 11C yield, σ(E).

doi: 10.1016/0375-9474(75)90231-6
Citations: PlumX Metrics


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Note: The following list of authors and aliases matches the search parameter V.Koptev: , V.D.KOPTEV, V.P.KOPTEV