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NSR database version of May 10, 2024.

Search: Author = I.A.Lantsev

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1991LA12      Yad.Fiz. 54, 346 (1991); Sov.J.Nucl.Phys. 54, 207 (1991)

I.A.Lantsev, V.I.Ostroumov, A.V.Pavlov

Mechanism of Fast-Nucleon Production in the Reactions (π⁺, 2pX) and (π⁺, pX) on Ag and Br Nuclei

NUCLEAR REACTIONS Ag, Br(π⁺, 2pX), (π⁺, pX), E=170 MeV; measured pp(θ), proton spectra; deduced pion absorption mechanism.

1991LA13      Yad.Fiz. 54, 421 (1991); Sov.J.Nucl.Phys. 54, 254 (1991)

I.A.Lantsev, A.V.Pavlov

Modified Optical-Cascade Model of Pion-Nucleus Reactions at Intermediate Energies

NUCLEAR REACTIONS Ag, Br(π⁺, π⁺p), E=170 MeV; calculated σ(θ), σ(π). Ag, Br(π⁺, 2pX), E=60 MeV; calculated pp-correlation; deduced model parameters. Generalized Boltzmann equation based algorithm, optical-cascade model.

1990LA22      Yad.Fiz. 52, 347 (1990); Sov.J.Nucl.Phys. 52, 221 (1990)

I.A.Lantsev, V.I.Ostroumov, A.V.Pavlov

The A(π, πpn)B Reaction in Ag and Br Nuclei at 170 MeV

NUCLEAR REACTIONS Ag, Br(π⁺, π⁺np), (π^-, π^-np), E=170 MeV; measured σ(θp), σ(θn); deduced σ. Nuclear emulsion method.

1990LA23      Yad.Fiz. 52, 351 (1990); Sov.J.Nucl.Phys. 52, 224 (1990)

I.A.Lantsev, I.V.Lysenko, V.I.Ostroumov, A.V.Pavlov

Mechanism of Production of d, t, and He in Absorption of Mesons of Energy 60 amd 170 MeV by Ag and Br Nuclei

NUCLEAR REACTIONS Ag, Br(π⁺, X), (π^-, X), E=60, 170 MeV; measured fast light charged particle yields, (particle)(particle)(θ), σ(θ); deduced particle emission mechanism following pion absorption.

1990LA27      Yad.Fiz. 52, 647 (1990); Sov.J.Nucl.Phys. 52, 417 (1990)

I.A.Lantsev, V.I.Ostroumov, A.V.Pavlov

Mechanism of Emission of Protons from Ag and Br Nuclei in the Reactions (π⁺, π⁺2p) and (π⁺, 3p) at Energy 170 MeV

NUCLEAR REACTIONS Ag, Br(π⁺, π⁺2p), (π⁺, π⁺3p), E=170 MeV; measured proton spectra, pp(θ); deduced emission mechanism.

1989LA06      Yad.Fiz. 49, 15 (1989)

I.A.Lantsev, I.V.Lysenko, V.I.Ostroumov

On Two-Nucleon Mechanism Contribution to 60-MeV π⁺ Absorption by Ag and Br

NUCLEAR REACTIONS Ag, Br(π⁺, pX), E ≈ 62 MeV; measured σ(θp), angle integrated proton spectra; deduced pion absorption mechanism.

1989LA25      Yad.Fiz. 50, 1239 (1989)

I.A.Lantsev, V.I.Ostroumov, A.V.Pavlov

Analysis of (π, πHe) Reaction on Ag and Br Nuclei at 170 MeV

NUCLEAR REACTIONS Ag, Br(π⁺, π⁺α), (π^-, π^-α), E=170 MeV; measured σ(θα), angle integrated σ, σ(θ, residual nucleus); deduced reaction mechanism. Nuclear photoemulsion.

1989LA27      Yad.Fiz. 50, 1539 (1989)

I.A.Lantsev, V.I.Ostroumov

(π⁺, π⁺p) Reaction on Ag and Br Nuclei at 170 MeV

NUCLEAR REACTIONS Ag, Br(π⁺, π⁺p), E=170 MeV; measured reaction σ, σ(residue θ); deduced reaction mechanism. Photoemulsion nuclei.

1988LA32      Yad.Fiz. 48, 1247 (1988)

I.A.Lantsev, V.I.Ostroumov, S.V.Pikhtov

Peculiarities of (π, πd) Reactions Induced by 170-MeV π⁺ and π^- Mesons on Ag and Br

NUCLEAR REACTIONS Ag, Br(π⁺, π⁺d), (π^-, π^-d), E=170 MeV; measured σ; deduced reaction mechanism.

1987GI03      Yad.Fiz. 45, 16 (1987)

Yu.R.Gismatullin, I.A.Lantsev, V.I.Ostroumov, S.V.Pikhtov

On Nucleon Charge Exchange in (π^-, π^-p) Reaction on Ag and Br Nuclei at 170 MeV

NUCLEAR REACTIONS Ag, Br(π^-, π^-p), E=170 MeV; measured σ, σ(θp), σ(θπ), σ(Ep), recoil nuclei angular, momentum distributions; deduced charge exchange interaction. Emulsion nuclei.

1986LA35      Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 2031 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.10, 158 (1986)

I.A.Lantsev, I.V.Lysenko, A.V.Pavlov, V.I.Ostroumov

Cluster Structure Effects in Ag and Br in π⁺-Meson Absorption Reactions

NUCLEAR REACTIONS Ag, Br(π⁺, 2pX), (π⁺, 3pX), E=60 MeV; measured inclusive proton spectra; deduced cluster effects. Nuclear emulsion. Evaporation model.

1985LA20      Izv.Akad.Nauk SSSR, Ser.Fiz. 49, 143 (1985); Bull.Acad.Sci.USSR, Phys.Ser. 49, No.1, 149 (1985)

I.A.Lantsev, V.I.Ostroumov, Yu.R.Gismatulin, V.N.Zbarag, A.A.Melentev

Absorption of π⁺-Mesons having an Energy of 170 MeV by ¹²C, ¹⁴N and ¹⁶O Nuclei

NUCLEAR REACTIONS ¹²C, ¹⁴N, ¹⁶O(π⁺, p), (π⁺, d), (π⁺, t), (π^+,3He), (π⁺, α), (π^+,6Li), (π^+,7Li), (π⁺, X), E=170 MeV; measured particle yields.

1984BO25      Yad.Fiz. 39, 1089 (1984)

A.I.Boyko, Yu.R.Gismatullin, I.A.Lantsev

Properties of (π, πp) Reactions Induced by π and π^- Mesons with the Energy of 115 MeV on Ag and Br Nuclei

NUCLEAR REACTIONS Ag, Br(π⁺, π⁺p), (π^-, π^-p), E=115 MeV; measured σ(θ), σ, recoil nuclei momentum spectra; deduced knockout mechanism dominance.

1982GI03      Yad.Fiz. 35, 820 (1982)

Yu.R.Gismatullin, I.A.Lantsev, V.I.Ostroumov

Mechanism of the (π⁺, π⁺p) Reaction on Nuclei Ag and Br at the Energy of 60 MeV

NUCLEAR REACTIONS Ag, Br(π⁺, π⁺p), E=60 MeV; measured σ(reaction), σ(θp), σ(θ(π)); deduced reaction mechanism.

1979GI11      Yad.Fiz. 30, 1473 (1979); Sov.J.Nucl.Phys. 30, 763 (1979)

Yu.R.Gismatullin, I.A.Lantsev

The Reaction ¹²C(π⁺, π⁺⁴He)⁸Be at 60 MeV

NUCLEAR REACTIONS ¹²C(π⁺, π⁺α), E=60 MeV; measured σ(θ(π⁺)), production σ for ⁸Be, σ(Eα, θα). ⁸Be levels deduced production mechanism. Direct knockout model.

1978BO25      Yad.Fiz. 27, 1439 (1978); Sov.J.Nucl.Phys. 27, 759 (1978)

A.I.Boiko, Y.R.Gismatullin, I.A.Lantsev

The Reactions (π, πd) and (π, πHe) in Light Nuclei at 115 MeV

NUCLEAR REACTIONS C, N, O(π^-, π^-d), (π^-, π^-3He), E=115 MeV; measured σ(θ).

1978BO26      Yad.Fiz. 27, 1452 (1978); Sov.J.Nucl.Phys. 27, 765 (1978)

A.I.Boiko, Y.R.Gismatullin, I.A.Lantsev, V.I.Ostroumov

Emission of Protons from Light Nuclei in Scattering of 115-MeV π^- Mesons

NUCLEAR REACTIONS C, O(π^-, π^-p), E=115 MeV; measured integral σ, σ(Ep, θ).

1978GI14      Yad.Fiz. 28, 308 (1978); Sov.J.Nucl.Phys. 28, 156 (1978)

Y.R.Gismatullin, I.A.Lantsev

The Mechanism of the Reaction ¹²C(π⁺, π⁺⁴He)⁸Be at 112 MeV

NUCLEAR REACTIONS ¹²C(π⁺, π⁺α), E=112 MeV; calculated momentum distribution of ⁸Be nuclei, σ pion. Direct knockout mechanism, intranuclear motion, binding energy, effective potential barrier.

1977BE69      Yad.Fiz. 25, 938 (1977); Sov.J.Nucl.Phys. 25, 499 (1977)

Y.A.Berdnikov, Y.R.Gismatulin, I.A.Lantsev, V.I.Ostroumov

The (π^-, π^-p) Reaction in Light Nuclei at 170 MeV Meson Energy

NUCLEAR REACTIONS C, O(π^-, π^-p), E=170 MeV; measured integral σ.

1977GI14      Yad.Fiz. 26, 243 (1977); Sov.J.Nucl.Phys. 26, 126 (1977)

Y.R.Gismatullin, I.A.Lantsev, V.I.Ostroumov

Inelastic Scattering of 60-MeV π⁺ Mesons from Light Nuclei with Emission of Deuterons and Helium Nuclei

NUCLEAR REACTIONS C, N, O(π⁺, π⁺d), (π⁺, π⁺³He), (π⁺, π⁺α), E=60 MeV; measured σ. Nuclear emulsion target.

1975GI09      Yad.Fiz. 21, 950 (1975); Sov.J.Nucl.Phys. 21, 488 (1976)

Y.R.Gismatullin, I.A.Lantsev, V.I.Ostroumov

The (π⁺, π⁺p) Reaction of 60- and 112-MeV Pions on Carbon at Large Recoil Momenta

NUCLEAR REACTIONS C(π⁺, π⁺p), E=60, 112 MeV; measured σ(Ep).

1975GI13      Yad.Fiz. 22, 1073 (1975); Sov.J.Nucl.Phys. 22, 559 (1975)

Y.R.Gismatullin, I.A.Lantsev, V.I.Ostroumov

Charge-Exchange Scattering of 60-MeV π⁺ Mesons by Carbon and Oxygen with Proton Emission

NUCLEAR REACTIONS ¹²C, ¹⁶O(π⁺, π⁰p), E=60 MeV; measured σ.

1974GI08      Yad.Fiz. 19, 45 (1974); Sov.J.Nucl.Phys. 19, 22 (1974)

Y.R.Gismatullin, I.A.Lantsev, V.I.Ostroumov, A.Y.Smelyanskii

The (π⁺, π⁺p) Reaction of 60- and 112-MeV Pions on Carbon at Small Momentum Transfers

NUCLEAR REACTIONS ¹²C(π⁺, π⁺p), E=60, 112 MeV; measured σ(θ), σ(Ep, θ).