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NSR database version of May 24, 2024.

Search: Author = S.N.Ivanov

Found 17 matches.

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2020AB02      Phys.Rev.Lett. 124, 081803 (2020)

C.Abel, S.Afach, N.J.Ayres, C.A.Baker, G.Ban, G.Bison, K.Bodek, V.Bondar, M.Burghoff, E.Chanel, Z.Chowdhuri, P.-J.Chiu, B.Clement, C.B.Crawford, M.Daum, S.Emmenegger, L.Ferraris-Bouchez, M.Fertl, P.Flaux, B.Franke, A.Fratangelo, P.Geltenbort, K.Green, W.C.Griffith, M.van der Grinten, Z.D.Grujic, P.G.Harris, L.Hayen, W.Heil, R.Henneck, V.Helaine, N.Hild, Z.Hodge, M.Horras, P.Iaydjiev, S.N.Ivanov, M.Kasprzak, Y.Kermaidic, K.Kirch, A.Knecht, P.Knowles, H.-C.Koch, P.A.Koss, S.Komposch, A.Kozela, A.Kraft, J.Krempel, M.Kuzniak, B.Lauss, T.Lefort, Y.Lemiere, A.Leredde, P.Mohanmurthy, A.Mtchedlishvili, M.Musgrave, O.Naviliat-Cuncic, D.Pais, F.M.Piegsa, E.Pierre, G.Pignol, C.Plonka-Spehr, P.N.Prashanth, G.Quemener, M.Rawlik, D.Rebreyend, I.Rienacker, D.Ries, S.Roccia, G.Rogel, D.Rozpedzik, A.Schnabel, P.Schmidt-Wellenburg, N.Severijns, D.Shiers, R.Tavakoli Dinani, J.A.Thorne, R.Virot, J.Voigt, A.Weis, E.Wursten, G.Wyszynski, J.Zejma, J.Zenner, G.Zsigmond

Measurement of the Permanent Electric Dipole Moment of the Neutron

NUCLEAR MOMENTS 1NN; measured frequencies; deduced the electric dipole moment (EDM) of the neutron or its upper limit.

doi: 10.1103/PhysRevLett.124.081803
Citations: PlumX Metrics


2019AB02      Phys.Rev. A 99, 042112 (2019)

C.Abel, N.J.Ayres, T.Baker, G.Ban, G.Bison, K.Bodek, V.Bondar, C.B.Crawford, P.-J.Chiu, E.Chanel, Z.Chowdhuri, M.Daum, B.Dechenaux, S.Emmenegger, L.Ferraris-Bouchez, P.Flaux, P.Geltenbort, K.Green, W.C.Griffith, M.van der Grinten, P.G.Harris, R.Henneck, N.Hild, P.Iaydjiev, S.N.Ivanov, M.Kasprzak, Y.Kermaidic, K.Kirch, H.-C.Koch, S.Komposch, P.A.Koss, A.Kozela, J.Krempel, B.Lauss, T.Lefort, Y.Lemiere, A.Leredde, P.Mohanmurthy, D.Pais, F.M.Piegsa, G.Pignol, G.Quemener, M.Rawlik, D.Rebreyend, D.Ries, S.Roccia, D.Rozpedzik, P.Schmidt-Wellenburg, A.Schnabel, N.Severijns, R.Virot, A.Weis, E.Wursten, G.Wyszynski, J.Zejma, G.Zsigmond

Magnetic-field uniformity in neutron electric-dipole-moment experiments

doi: 10.1103/PhysRevA.99.042112
Citations: PlumX Metrics


2018SE09      Phys.Rev. C 97, 055503 (2018)

A.P.Serebrov, E.A.Kolomensky, A.K.Fomin, I.A.Krasnoshchekova, A.V.Vassiljev, D.M.Prudnikov, I.V.Shoka, A.V.Chechkin, M.E.Chaikovskiy, V.E.Varlamov, S.N.Ivanov, A.N.Pirozhkov, P.Geltenbort, O.Zimmer, T.Jenke, M.Van der Grinten, M.Tucker

Neutron lifetime measurements with a large gravitational trap for ultracold neutrons

RADIOACTIVITY 1n(β-); measured Iβ, T1/2 of free neutron, storage cycles for two different holding times, temperature dependence of the UCN storage time, inverse UCN loss rate, neutron count rates before (reactor cycle 179) and after (reactor cycle 181) using gravitationally trapped ultra-cold neutrons (UCN) at Institute Laue-Langevin (ILL) using the PF2 MAM UCN beam; deduced trap-neutron collision frequency, systematic error in T1/2 measurements using Monte Carlo simulations, influence of the residual gas on UCN storage. Comparison with previous experimental values in the last 17 years, and with evaluations by Particle Data Group. Discussed problem of a 3.9σ discrepancy between measurements of half-life of free neutron using neutrons in beams and those with stored ultracold neutrons (UCN).

doi: 10.1103/PhysRevC.97.055503
Citations: PlumX Metrics


2017SE25      JETP Lett. 106, 623 (2017)

A.P.Serebrov, E.A.Kolomenskiy, A.K.Fomin, I.A.Krasnoschekova, A.V.Vassiljev, D.M.Prudnikov, I.V.Shoka, A.V.Chechkin, M.E.Chaikovskii, V.E.Varlamov, S.N.Ivanov, A.N.Pirozhkov, P.Geltenbort, O.Zimmer, T.Jenke, M.Van der Grinten, M.Tucker

New measurement of the neutron lifetime with a large gravitational trap

RADIOACTIVITY 1NN(β-); measured decay products; deduced T1/2. Comparison with available data.

doi: 10.1134/S0021364017220143
Citations: PlumX Metrics


2015SE16      Phys.Rev. C 92, 055501 (2015)

A.P.Serebrov, E.A.Kolomenskiy, A.N.Pirozhkov, I.A.Krasnoschekova, A.V.Vassiljev, A.O.Polyushkin, M.S.Lasakov, A.N.Murashkin, V.A.Solovey, A.K.Fomin, I.V.Shoka, O.M.Zherebtsov, P.Geltenbort, S.N.Ivanov, O.Zimmer, E.B.Alexandrov, S.P.Dmitriev, N.A.Dovator

New search for the neutron electric dipole moment with ultracold neutrons at ILL

NUCLEAR MOMENTS 1n; measured Ramsey resonance curves, neutron electric dipole moment (EDM) using ultracold neutrons (UCN) from High-Flux Reactor of ILL-Grenoble and double-chamber magnetic resonance spectrometer developed at PNPI-Gatchina; deduced an upper limit of EDM. Discussed possibilities for further improvement.

doi: 10.1103/PhysRevC.92.055501
Citations: PlumX Metrics


2014AF03      Phys.Lett. B 739, 128 (2014)

S.Afach, C.A.Baker, G.Ban, G.Bison, K.Bodek, M.Burghoff, Z.Chowdhuri, M.Daum, M.Fertl, B.Franke, P.Geltenbort, K.Green, M.G.D.van der Grinten, Z.Grujic, P.G.Harris, W.Heil, V.Helaine, R.Henneck, M.Horras, P.Iaydjiev, S.N.Ivanov, M.Kasprzak, Y.Kermaidic, K.Kirch, A.Knecht, H-C.Koch, J.Krempel, M.Kuzniak, B.Lauss, T.Lefort, Y.Lemieree, A.Mtchedlishvili, O.Naviliat-Cuncic, J.M.Pendlebury, M.Perkowski, E.Pierre, F.M.Piegsa, G.Pignol

A measurement of the neutron to 199Hg magnetic moment ratio

NUCLEAR MOMENTS 199Hg; measured frequency ratios; deduced neutron to mercury gyromagnetic ratio. Ultracold neutrons and mercury atoms stored in the same apparatus.

doi: 10.1016/j.physletb.2014.10.046
Citations: PlumX Metrics


2014PI05      Phys.Rev. C 90, 015501 (2014)

F.M.Piegsa, M.Fertl, S.N.Ivanov, M.Kreuz, K.K.H.Leung, P.Schmidt-Wellenburg, T.Soldner, O.Zimmer

New source for ultracold neutrons at the Institut Laue-Langevin

RADIOACTIVITY 1n(β-); measured neutron wavelength spectrum by time-of-flight, UCN leakage rate, storage lifetime and UCN density, duty cycle of UCN source. Next generation intense ultra-cold neutron (UCN) source at the Institut Laue-Langevin, Grenoble.

doi: 10.1103/PhysRevC.90.015501
Citations: PlumX Metrics


2014SE08      JETP Lett. 99, 4 (2014)

A.P.Serebrov, E.A.Kolomenskiy, A.N.Pirozhkov, I.A.Krasnoschekova, A.V.Vassiljev, A.O.Polushkin, M.S.Lasakov, A.K.Fomin, I.V.Shoka, V.A.Solovey, O.M.Zherebtsov, P.Geltenbort, S.N.Ivanov, O.Zimmer, E.B.Alexandrov, S.P.Dmitriev, N.A.Dovator

New measurements of the neutron electric dipole moment

NUCLEAR MOMENTS 1NN; measured frequencies of neutron precession; deduced electric dipole moment. Comparison with available data.

doi: 10.1134/S0021364014010111
Citations: PlumX Metrics


2014SE09      Phys.Rev. C 89, 044002 (2014)

A.P.Serebrov, P.Geltenbort, O.M.Zherebtsov, S.V.Sbitnev, V.E.Varlamov, A.V.Vassiljev, M.S.Lasakov, I.A.Krasnoschekova, S.N.Ivanov, D.Pushin

Experimental search for long-range forces in neutron scattering via a gravitational spectrometer

NUCLEAR REACTIONS He(n, n), E=ultracold; measured storage time of neutrons in the UCN trap, transfer of recoil energy using the gravitational spectrometer at ILL-Grenoble reactor facility; deduced scattering σ, constraints on the strength of the long-range "fifth" force. Comparison with neutron interferometer technique and transmission method.

doi: 10.1103/PhysRevC.89.044002
Citations: PlumX Metrics


2013SE13      JETP Lett. 97, 670 (2013)

A.P.Serebrov, P.Geltenbort, O.M.Zherebtsov, S.V.Sbitnev, V.E.Varlamov, A.V.Vassiljev, M.S.Lasakov, I.A.Krasnoschekova, S.N.Ivanov

Measurement of the total cross sections of ultracold neutrons with noble gases and search for long-range forces

NUCLEAR REACTIONS He, Ne, Ar, Kr, Xe(n, X), E<0.0000003 eV; measured reaction products; deduced σ, neutron decay probability parameters. Comparison with theoretical calculations.

doi: 10.1134/S0021364013120114
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23198.


2006BA58      Phys.Rev.Lett. 97, 131801 (2006); Comment Phys.Rev.Lett. 98, 149101 (2007)

C.A.Baker, D.D.Doyle, P.Geltenbort, K.Green, M.G.D.van der Grinten, P.G.Harris, P.Iaydjiev, S.N.Ivanov, D.J.R.May, J.M.Pendlebury, J.D.Richardson, D.Shiers, K.F.Smith

Improved Experimental Limit on the Electric Dipole Moment of the Neutron

NUCLEAR MOMENTS 1n; measured upper limit for neutron electric dipole moment.

doi: 10.1103/PhysRevLett.97.131801
Citations: PlumX Metrics


1996AL25      Yad.Fiz. 59, No 7, 1204 (1996); Phys.Atomic Nuclei 59, 1152 (1996)

I.S.Altarev, Yu.V.Borisov, N.V.Borovikova, A.I.Egorov, S.N.Ivanov, E.A.Kolomensky, M.S.Lasakov, V.M.Lobashev, V.A.Nazarenko, A.N.Pirozhkov, A.P.Serebrov, Yu.V.Sobolev, E.V.Shulgina

Search for the Neutron Electric Dipole Moment

NUCLEAR STRUCTURE 1n; analyzed data; deduced electric dipole moment upper limit, 90% confidence limit. Utra cold neutrons, magnetic resonance spectrometer.


1992AL02      Phys.Lett. 276B, 242 (1992)

I.S.Altarev, Yu.V.Borisov, N.V.Borovikova, S.N.Ivanov, E.A.Kolomensky, M.S.Lasakov, V.M.Lobashev, V.A.Nazarenko, A.N.Pirozhkov, A.P.Serebrov, Yu.V.Sobolev, E.V.Shulgina, A.I.Yegorov

New Measurement of the Electric Dipole Moment of the Neutron

NUCLEAR MOMENTS 1n; measured electric dipole moment. Stored ultracold neutrons, magnetic resonance setup.

doi: 10.1016/0370-2693(92)90571-K
Citations: PlumX Metrics


1986AL35      Pisma Zh.Eksp.Teor.Fiz. 44, 360 (1986); JETP Lett.(USSR) 44. 460 (1986)

I.S.Altarev, Yu.V.Borisov, N.V.Borovikova, A.B.Brandin, A.I.Egorov, S.N.Ivanov, E.A.Kolomensky, M.S.Lasakov, V.M.Lobashev, A.N.Pirozhkov, A.P.Serebrov, Yu.V.Sobolev, R.R.Taldaev, B.V.Shulgina

Search for an Electric Dipole Moment of the Neutron

NUCLEAR MOMENTS 1n; measured electric dipole moment. Ultracold neutron confinement.


1981AL10      Phys.Lett. 102B, 13 (1981)

I.S.Altarev, Yu.V.Borisov, N.V.Borovikova, A.B.Brandin, A.I.Egorov, V.F.Ezhov, S.N.Ivanov, V.M.Lobashev, V.A.Nazarenko, V.L.Ryabov, A.P.Serebrov, R.R.Taldaev

A New Upper Limit on the Dipole moment of the Neutron

NUCLEAR MOMENTS 1n; measured electric dipole moment upper limit. Ultra cold neutrons, double chamber magnetic resonance spectrometer.

doi: 10.1016/0370-2693(81)90202-1
Citations: PlumX Metrics


1980AL17      Nucl.Phys. A341, 269 (1980)

I.S.Altarev, Y.V.Borisov, A.B.Brandin, A.I.Egorov, V.F.Ezhov, S.N.Ivanov, V.M.Lobashov, V.A.Nazarenko, G.D.Porsev, V.I.Ryabov, A.P.Serebrov, R.R.Taldaev

A Search for the Electric Dipole Moment of the Neutron Using Ultracold Neutrons

NUCLEAR MOMENTS 1n; measured electric dipole moment upper limit, polarization. Magnetic resonance method, ultra-cold neutrons.

doi: 10.1016/0375-9474(80)90313-9
Citations: PlumX Metrics


1979AL30      Pisma Zh.Eksp.Teor.Fiz. 29, 794 (1979); JETP Lett. (USSR) 29 730 (1979)

I.S.Altarev, Yu.V.Borisov, A.B.Brandin, A.I.Egorov, V.F.Ezhov, S.N.Ivanov, V.M.Lobashev, V.A.Nazarenko, G.D.Porsev, V.L.Ryabov, A.P.Serebrov, R.R.Taldaev

Search for Electric Dipole Moment of the Neutron

NUCLEAR MOMENTS 1n; measured eletric dipole moment upper limit. Ultra-cold neutrons, magnetic resonance method.


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