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NSR database version of April 11, 2024.

Search: Author = V.A.Vesna

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2017GL01      Phys.Lett. B 769, 111 (2017)

Yu.M.Gledenov, V.V.Nesvizhevsky, P.V.Sedyshev, E.V.Shulgina, P.Szalanski, V.A.Vesna

First observation of P-odd asymmetry of α-particle emission in the 10B(n, α)7Li nuclear reaction

NUCLEAR REACTIONS 10B(n, α), E thermal; measured reaction products, Eα, Iα; deduced P-odd asymmetry in the emission of α-particles.

doi: 10.1016/j.physletb.2017.03.035
Citations: PlumX Metrics

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2011VE06      Eur.Phys.J. A 47, 43 (2011)

V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, P.V.Sedyshev, E.V.Shulgina

New results on P-odd asymmetry of γ-quanta emission in 10B(n, α)7Li* → γ + 7Li(g.s.) nuclear reaction

RADIOACTIVITY 7Li(IT) [from 10B(n, α), E not given]; measured Eγ, Iγ; deduced P-odd asymmetry in γ-ray emission.

doi: 10.1140/epja/i2011-11043-2
Citations: PlumX Metrics


2011VE13      Hyperfine Interactions 201, 31 (2011)

V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petukhov, P.V.Sedyshev, T.Soldner, O.Zimmer, E.V.Shulgina

Parity-violating asymmetry in the reactions 6Li(n, α)3H and 10B(n, α)7Li*7Li + γ

NUCLEAR REACTIONS 6Li, 10B(n, α), E cold; measured detector circuit current; deduced P-odd asymmetry coefficients. DDH meson exchange model.

doi: 10.1007/s10751-011-0288-6
Citations: PlumX Metrics


2009VE08      Nucl.Instrum.Methods Phys.Res. A611, 244 (2009)

V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petukhov, P.V.Sedyshev, E.V.Shulgina

Measurement of P-odd asymmetry of γ-quanta emission in the nuclear reaction 10B(n, α)7Li* → γ+7Li(g.s)

doi: 10.1016/j.nima.2009.07.067
Citations: PlumX Metrics


2009VE12      Nucl.Phys. A827, 425c (2009)

V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petukhov, P.V.Sedyshev, T.Soldner, E.V.Shulgina

Measurement of the parity-violating asymmetry in the reactions of cold polarized neutrons and light nuclei 6Li, 10B

NUCLEAR REACTIONS 6Li, 10B(polarized n, α), E=low; measured parity-violating emission asymmetry coefficient with ultracold polarized neutrons; deduced weak neutral current constant.

doi: 10.1016/j.nuclphysa.2009.05.091
Citations: PlumX Metrics


2008VE02      Phys.Rev. C 77, 035501 (2008)

V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petoukhov, P.V.Sedyshev, T.Soldner, O.Zimmer, E.V.Shulgina

Measurement of the parity-violating triton emission asymmetry in the reaction 6Li(n, α)3H with polarized cold neutrons

NUCLEAR REACTIONS 6Li(polarized n, α)3H, E not given; measured parity-violating triton emission asymmetry coefficient. Used ultracold polarized neutrons.

doi: 10.1103/PhysRevC.77.035501
Citations: PlumX Metrics


2005VE08      Pisma Zh.Eksp.Teor.Fiz. 82, 519 (2005); JETP Lett. 82, 463 (2005)

V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petukhov, P.V.Sedyshev, T.Soldner, O.Zimmer, E.V.Shulgina

Discovery of a P-Odd Effect in Triton Emission from the reaction 6Li(n, α)3H

NUCLEAR REACTIONS 6Li(n, α), E=reactor; measured triton spectra, angular distribution; deduced P-odd asymmetry coefficient.

doi: 10.1134/1.2150862
Citations: PlumX Metrics


2003VE10      Bull.Rus.Acad.Sci.Phys. 67, 125 (2003)

V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petukhov, P.V.Sedyshev, T.Soldner, E.V.Shulgina

Measurement of P-odd asymmetry of γ-quantum emission in 10B(nα)7Li*7Li(G.S.) reaction

NUCLEAR REACTIONS 10B(polarized n, α), E=reactor; measured γ-emission parity-nonconserving asymmetry coefficient.


1999GL09      Nucl.Phys. (Supplement) A654, 943c (1999)

Yu.M.Gledenov, R.Machrafi, A.I.Oprea, V.I.Salatski, P.V.Sedyshev, P.I.Szalansky, V.A.Vesna, I.S.Okunev

A Search for P-Odd and P-Even Correlations in the 35Cl(n, p)35S Reaction

NUCLEAR REACTIONS 35Cl(polarized n, p), E=thermal; measured Ep, asymmetry.

doi: 10.1016/S0375-9474(00)88578-4
Citations: PlumX Metrics


1999VE03      Yad.Fiz. 62, No 3, 565 (1999); Phys.Atomic Nuclei 62, 522 (1999)

V.A.Vesna, Yu.M.Gledenov, P.V.Lebedev-Stepanov, I.S.Okunev, A.V.Sinyakov, Yu.M.Tchuvilsky, E.V.Shulgina

Searches for Parity-Violation Effects in the γ Transition 7Li* → γ(M1) → 7Li(Eγ = 0.478 MeV)

NUCLEAR REACTIONS 10B(polarized n, α), E=reactor; measured γ asymmetry. 7Li transition deduced parity-violating effect.

NUCLEAR STRUCTURE 7Li; calculated transition matrix element; deduced weak neutral current role in parity violation.


1996VE02      Yad.Fiz. 59, No 1, 23 (1996); Phys.Atomic Nuclei 59, 19 (1996)

V.A.Vesna, Yu.M.Gledenov, I.S.Okunev, Yu.P.Popov, E.V.Shulgina

Search for P-Odd Effects in the Reactions 6Li(n, α)3H and 10B(n, α)7Li with Polarized Thermal Neutrons

NUCLEAR REACTIONS 6Li, 10B(polarized n, α), E=thermal; measured P-odd asymmetry; deduced weak nuclear current constant value upper limit for 6Li(n, α) reaction.


1996VE07      Bull.Rus.Acad.Sci.Phys. 60, 1793 (1996)

V.A.Vesna, I.S.Okunev, E.V.Shulgina

Integral P-Even Circular Polarization in (nγ) Reactions on 117Sn, 113Cd, 139La, (nat)Br, 35Cl Nuclei and Density of Final Nuclear States as a Function of Their Angular Momenta

NUCLEAR REACTIONS 117Sn, 113Cd, 139La, Br, 35Cl(n, γ), E not given; analyzed γ P-even, P-odd integral CP. 118Sn, 114Cd, 140La, 80,82Br, 36Cl; deduced level structure, density roles.


1994GL07      Nucl.Instrum.Methods Phys.Res. A350, 517 (1994)

Yu.M.Gledenov, I.S.Okunev, S.S.Parzhitsky, E.V.Shulgina, V.A.Vesna

Investigation of P-Odd Correlations in the Capture of Thermal Polarized Neutrons Involving Emission of Secondary Charged Particles (Technical Issues)

NUCLEAR REACTIONS 6Li, 10B(polarized n, α), E=thermal; measured P-odd asymmetry, high accuracy.

doi: 10.1016/0168-9002(94)91252-1
Citations: PlumX Metrics


1990VE16      Pisma Zh.Eksp.Teor.Fiz. 52, 550 (1990); JETP Lett.(USSR) 52, 7 (1990)

V.A.Vesna, I.S.Okunev, B.G.Peskov, E.V.Shulgina, A.D.Antonov, Yu.Andzheevsky, Yu.M.Gledenov, M.P.Mitrikov, Yu.P.Popov

P-Parity Violation in the Reaction 6Li(n, α)3H with Polarized Neutrons

NUCLEAR REACTIONS 6Li(polarized n, α), E=low; measured P-odd asymmetry coefficient.


1990VE17      Yad.Fiz. 52, 620 (1990); Sov.J.Nucl.Phys. 52, 398 (1990)

V.A.Vesna, I.A.Lomachenkov, I.S.Okunev, E.V.Shulgina, V.I.Furman

Measurements and Analysis of Parity Nonconservation Effects in the Integrated γ Spectra in the Reactions 113Cd(n, γ)114Cd and 56Fe(n, γ)57Fe

NUCLEAR REACTIONS 113Cd, 56Fe(polarized n, γ), E=thermal; measured P-odd γ-asymmetry. 114Cd, 57Fe deduced weak interaction matrix elements.


1988AN19      Yad.Fiz. 48, 305 (1988); Sov.J.Nucl.Phys. 48, 193 (1988)

A.Antonov, V.A.Vesna, Yu.M.Gledenov, T.S.Zvarova, V.M.Lobashev, I.S.Okunev, Yu.P.Popov, Kh.Rigol, L.M.Smotritsky, E.V.Shulgina

Study of P-Even and P-Odd Angular Correlations in 35Cl(n, p)35S and 14N(n, p)14C Reactions

NUCLEAR REACTIONS 14N, 35Cl(polarized n, p), E=thermal; measured P-odd, left-right asymmetry; deduced weak interaction matrix element.


1984AN21      Pisma Zh.Eksp.Teor.Fiz. 40, 209 (1984); JETP Lett.(USSR) 40, 976 (1984)

A.Antonov, V.A.Vesna, Yu.M.Gledenov, V.M.Lobashev, I.S.Okunev, Yu.P.Popov, Kh.Rigol, L.M.Smotritsky

Observation of Parity Violation and a Left-Right Asymmetry in the Reaction 35Cl(n, p)35S

NUCLEAR REACTIONS 35Cl(polarized n, p), E=reactor; measured proton asymmetry, left-right asymmetry vs θ; deduced parameters, parity violation, σ dependence on neutron helicity.


1983VE09      Pisma Zh.Eksp.Teor.Fiz. 37, 410 (1983); JETP Lett.(USSR) 37, 487 (1983)

V.A.Vesna, E.A.Kolomensky, I.S.Okunev, A.N.Pirozhkov, L.M.Smotritsky, E.V.Shulgina, A.F.Kornyushkin, N.A.Titov, S.M.Solovev, V.M.Lobashev

P-Parity Nonconservation in the Total Cross Section for the Interaction of Thermal Neutrons with 233U

NUCLEAR REACTIONS 233U(polarized n, n), E=thermal; measured σ ratios for opposite neutron helicities; deduced P-parity nonconservation upper limit. 234U level deduced uncertainty in p-wave contribution.


1983VE10      Pisma Zh.Eksp.Teor.Fiz. 38, 265 (1983); JETP Lett.(USSR) 38, 315 (1983)

V.A.Vesna, A.I.Egorov, E.A.Kolomensky, V.M.Lobashev, I.S.Okunev, B.G.Peskov, A.N.Pirozhkov, L.M.Smotritsky, E.V.Shulgina, A.F.Kornyushkin, N.A.Titov

Search for P-Odd Asymmetry in the α Emission in the Capture of Polarized Thermal Neutrons by 6Li and 10B Nuclei

NUCLEAR REACTIONS 6Li, 10B(polarized n, α), E=thermal; measured P-odd asymmetry, limits. Gas-filled proportional chamber detectors.


1982VE10      Pisma Zh.Eksp.Teor.Fiz. 35, 351; JETP Lett.(USSR) 35, 433 (1982)

V.A.Vesna, E.A.Kolomensky, V.M.Lobashev, A.N.Pirozhkov, L.M.Smotritsky, N.A.Titov

Observation of Parity Nonconservation in the Total Cross Section and in the Cross Section for the Radiative Capture of Polarized Thermal Neutrons in 79,81Br

NUCLEAR REACTIONS 79,81Br(polarized n, X), (polarized n, γ), E=thermal; measured transmission, σ(capture); deduced parity violating effects. Longitudinal beam polarization.


1982VE14      Izv.Akad.Nauk SSSR, Ser.Fiz. 46, 2116 (1982)

V.A.Vesna, E.A.Kolomensky, V.M.Lobashev, A.N.Pirozhkov, L.M.Smotritsky, N.A.Titov

Observation of Parity Violation Effect in the Total Cross Section and Radiative Capture Cross Sections in the Interaction of Polarized Thermal Neutrons with the Nuclei 117Sn and 139La

NUCLEAR REACTIONS 117Sn, 139La(polarized n, n), (polarized n, γ), E=thermal; measured total σ; deduced parity violation effect.


1982VE15      Pisma Zh.Eksp.Teor.Fiz. 36, 169 (1982); JETP Lett.(USSR) 36, 209 (1982)

V.A.Vesna, E.A.Kolomensky, V.M.Lobashev, V.A.Nazarenko, A.N.Pirozhkov, L.M.Smotritsky, Yu.V.Sobolev, N.A.Titov

Observation of Parity Nonconservation in the Integrated γ Spectrum from (n, γ) Reactions in Cl, Br, Cd, Sn, and La Nuclei

NUCLEAR REACTIONS Cl, Br, La(polarized n, γ), E=thermal; measured capture γ asymmetry; Cl, Br, La, Sn(n, γ), E=thermal; measured γ CP; deduced parity nonconservation effects.


1981KO36      Phys.Lett. 107B, 272 (1981)

E.A.Kolomensky, V.M.Lobashev, A.N.Pirozhkov, L.M.Smotritsky, N.A.Titov, V.A.Vesna

Observation of Parity Violating Effects in the Polarized Thermal Neutron Total and Radiative Capture Cross Sections of 117Sn and 139La

NUCLEAR REACTIONS 117Sn, 139La(polarized n, γ), (polarized n, X), E=thermal; measured σ, transmission, helicity dependent asymmetry; deduced parity violating effects. Longitudinal beam polarization.

doi: 10.1016/0370-2693(81)90828-5
Citations: PlumX Metrics


1981VE01      Nucl.Phys. A352, 181 (1981)

V.A.Vesna, E.A.Kolomensky, V.B.Kopeliovich, V.M.Lobashev, V.A.Nazarenko, A.N.Pirozhkov, E.V.Shulgina

Circular Polarization of Gamma Quanta in the Radiative Capture of Polarized Thermal Neutrons by Protons

NUCLEAR REACTIONS 1H(polarized n, γ), E=thermal; measured CP for γ-rays. 2H deduced triplet admixture in capturing state. Solid parahydrogen target.

doi: 10.1016/0375-9474(81)90375-4
Citations: PlumX Metrics


1981VE08      Pisma Zh.Eksp.Teor.Fiz. 33, 429 (1981); JETP Lett.(USSR) 33, 411 (1981)

V.A.Vesna, A.I.Egorov, E.A.Kolomensky, V.M.Lobashev, A.N.Pirozhkov, L.M.Smotritsky, N.A.Titov

Asymmetry of Charged-Particle Emission in the Capture of Polarized Thermal Neutrons by 3He and 10B Nuclei

NUCLEAR REACTIONS 3He(polarized n, p), 10B(polarized n, α), E=thermal; measured asymmetry; deduced asymmetry coefficient. Adiabatic rf flipper.


1975VE02      Izv.Akad.Nauk SSSR, Ser.Fiz. 39, 87 (1975); Bull.Acad.Sci.USSR, Phys.Ser. 39, No.1, 74 (1975)

V.A.Vesna, D.M.Kaminker, P.M.Levchenko

Measurement of the Perturbed Angular γγ-Correlation for 152Sm and 154Gd at Low Temperatures

RADIOACTIVITY 152,154Eu; measured γγ(θ, H, t).


1975VE13      Izv.Akad.Nauk SSSR, Ser.Fiz. 39, 2186 (1975); Bull.Acad.Sci.USSR, Phys.Ser. 39, No.10, 154 (1975)

V.A.Vesna

Low-Temperature Measurement of Perturbed γ-γ Angular Correlation in 160Dy

RADIOACTIVITY 160Tb; measured γγ(θ, T) at T=77-290° K. Sources of solid nitrate, alcohol solution, metallic solid; deduced attenuation factors.


1972VE08      Izv.Akad.Nauk SSSR, Ser.Fiz. 36, 2128 (1972); Bull.Acad.Sci.USSR, Phys.Ser. 36, 1872 (1973)

V.A.Vesna, D.M.Kaminker

Measurement of Perturbed Angular Correlation for 154Gd, 152Gd, and 152Sm

RADIOACTIVITY 152,154Eu; measured γγ(θ), deduced attenuation factor in nitrate salt.


1967SE13      Yadern.Fiz. 6, 6 (1967); Soviet J.Nucl.Phys. 6, 4 (1968)

A.G.Sergeev, V.A.Vesna, Y.V.Kalinichev

Spin of the Ground State of V52

NUCLEAR STRUCTURE 52V; measured not abstracted; deduced nuclear properties.


1965VE05      Yadern.Fiz. 2, 3 (1965); Soviet J.Nucl.Phys. 2, 1 (1966)

V.A.Vesna, N.A.Voinova, Y.V.Kalinichev, A.G.Sergeev

The Decay of In116

NUCLEAR STRUCTURE 116In; measured not abstracted; deduced nuclear properties.


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