NSR Query Results
Output year order : Descending NSR database version of May 19, 2024. Search: Author = G.A.Timofeev Found 33 matches. 2002PO17 Radiochemistry 44, 533 (2002); Radiokhimiya 46, 481 (2002) Yu.S.Popov, L.V.Zakharova, P.A.Privalova, V.N.Kupriyanov, G.A.Timofeev Nuclear-Physical Properties of 188W, 188Re, and 188Os NUCLEAR REACTIONS 186,187W(n, γ), E = thermal; measured reaction products, Eγ, Iγ; deduced 188W T1/2, γ-ray intensities. Comparison with available data. RADIOACTIVITY 188W, 188Re(β-); measured decay products, Eγ, Iγ, X-rays; deduced 188Re T1/2, γ-, and X-ray intensities. Comparison with available data.
doi: 10.1023/A:1022347423641
2001PO32 Radiochemistry 43, 549 (2001) Yu.S.Popov, L.V.Zakharova, M.N.Markushin, G.A.Timofeev Decay of 175Hf and 181Hf RADIOACTIVITY 175Hf(EC), 181Hf(β-) [from U(n, X), E thermal]; measured decay products, Eγ, Iγ, X-rays; deduced T1/2, energy and the relative intensities of γ-rays. Comparison with available data.
doi: 10.1023/A:1014847822007
2001PO35 Radiochemistry 43, 5 (2001); Radiokhimiya 43, 7 (2001) Yu.S.Popov, L.V.Zakharova, G.A.Timofeev Half-Lives of 131-135I Nuclides RADIOACTIVITY 131,132,133,134,135I(β-) [from 235U(n, F), E thermal]; measured reaction products, Eγ, Iγ; deduced γ-ray energies, decay curves, T1/2. Comparison with available data. SM-3 high-flux nuclear reactor, Research Institute of Nuclear Reactors, State Scientific Center of the Russian Federation, Dimitrovgrad.
doi: 10.1023/A:1012805618385
1999PO32 Radiochemistry 41, 24 (1999); Radiokhimiya 41, 25 (1999) Y.S.Popov, N.Y.Nezgovorov, G.A.Timofeev Radioactive Decay of Lanthanides RADIOACTIVITY 141Ce, 147,149Nd, 147,148,149Pm, 153Sm, 154,155,156Eu, 160Tb(β-), 152Eu(EC), (β-), 151,153Gd(EC) [from 252Cf(SF)]; measured decay products, Eγ, Iγ; deduced T1/2, γ-ray energies and intensities.
1999PO33 Radiochemistry 41, 26 (1999); Radiokhimiya 41, 27 (1999) Radioactive Decay of Actinides RADIOACTIVITY 232Th, 233Pa, 235,237U, 237,238,239Np, 238,239,240,241,242,246,247Pu, 241,242,243,246,247Am, 242,243,244,245,246,248Cm, 249,250Bk, 249,250,252Cf, 253,254,255,257Es, 255,256Fm(α); analyzed available data; deduced α-, γ- and X-ray energies and intensities.
1999PO34 Radiochemistry 41, 31 (1999); Radiokhimiya 41, 31 (1999) Yu.S.Popov, D.Kh.Srurov, M.I.Mel'nik, V.I.Kupriyanov, V.I.Borisenkov, G.A.Timofeev Estimation of the Half-Life of 155Eu RADIOACTIVITY 155Eu, 137Cs(β-), 152,154Eu(β-), (EC); measured decay products, Eγ, Iγ, X-rays; deduced T1/2 and uncertainties. Comparison with available data.
1999PO35 Radiochemistry 41, 37 (1999); Radiokhimiya 41, 36 (1999) Yu.S.Popov, G.A.Timofeev, A.A.Elesin Decay of 253Es, 254Es, and 255Es RADIOACTIVITY 253,254,255Es(α); measured decay products, Eα, Iα, Eγ, Iγ; deduced γ- and X-ray energies and intensities, T1/2.
1999PO36 Radiochemistry 41, 43 (1999); Radiokhimiya 41, 42 (1999) Yu.S.Popov, D.Kh.Srurov, N.P.Leont'ev, V.I.Borisenkov, G.A.Timofeev Determination of Spontaneous Fission Half-Life of 252Cf RADIOACTIVITY 252Cf(SF); measured decay products, Eα, Iα; deduced T1/2.
1994PO30 Radiokhimiya 36, 193 (1994); Sov.J.Radiochemistry 36, 209 (1994) Yu.S.Popov, D.Kh.Srurov, A.A.Baranov, V.M.Chistyakov, G.A.Timofeev Intensity of 253 keV γ-Rays (245Am) from α-Decay of 249Bk RADIOACTIVITY 249Bk(α), (β-); measured Eα, Iα, Eγ, Iγ. 245Am deduced transition Iγ. Precision semi-conductor γ-spectrometry, coulometry techniques.
1993PO19 Radiokhimiya 35, 1 (1993); Sov.J.Radiochemistry 35, 129 (1993) Yu.S.Popov, N.Yu.Nezgovorov, S.V.Anichenkov, G.A.Timofeev γ-Emissions Accompanying 156Eu Decay RADIOACTIVITY 156Eu(β-) [from Eu(n, γ), E=reactor]; measured Eγ, Iγ; deduced T1/2. 156Gd deduced transitions Iγ.
1993PO20 Radiokhimiya 35, 9 (1993); Sov.J.Radiochemistry 35, 135 (1993) Yu.S.Popov, D.Kh.Srurov, A.A.Baranov, V.M.Chistyakov, G.A.Timofeev Intensities of the 308- and 327-keV γ-Rays in 249Bk Decay RADIOACTIVITY 249Bk(α), (β-); measured Eγ, Iγ. 245Am deduced transitions Iγ. Source content determined by 249Cf accumulation, coulometry, γ-spectrometry techniques.
1991PO17 Radiokhimiya 33, 3 (1991); Sov.J.Radiochemistry 33, 1 (1991) Yu.S.Popov, D.Kh.Srurov, I.B.Makarov, E.A.Erin, G.A.Timofeev Gamma Emission of Actinide Isotopes RADIOACTIVITY 239Np, 246Pu, 243,247Am, 243,245Cm, 250Bk, 249Cf, 253,254,257Es, 255Fm; measured Eγ, Iγ.
1990PO15 Radiokhimiya 32, 107 (1990); Sov.J.Radiochemistry 32, 399 (1991) Yu.S.Popov, S.V.Anichenkov, G.A.Timofeev Separate Gamma-Spectrometric Determination of the Activity of the Isobars 153Gd and 153Sm RADIOACTIVITY 153Gd(EC); 153Sm(β-); measured γ-spectra; deduced activity.
1989PO21 Radiokhimiya 31, 3 (1989); Sov.J.Radiochemistry 31, 1 (1989) Yu.S.Popov, N.Yu.Nezgovorov, G.A.Timofeev Measuring the Half-Lives of 153Gd and 153Sm by Gamma Spectrometry RADIOACTIVITY 153Gd, 153Sm; measured Eγ, Iγ, E X-ray, I X-ray, decay curves; deduced T1/2. Si-Li gamma spectrometer.
1989TR11 Z.Phys. A333, 349 (1989) S.P.Tretyakova, Yu.S.Zamyatnin, V.N.Kovantsev, Yu.S.Korotkin, V.L.Mikheev, G.A.Timofeev Observation of Nucleon Clusters in the Spontaneous Decay of 234U RADIOACTIVITY 234,236U(24Ne), (26Ne), (28Mg), (30Mg); 235U(25Ne), (26Ne), (28Mg), (30Mg); measured cluster emission probabilities relative to α-decay, T1/2.
1988PO05 Radiokhimiya 30, 10 (1988); Sov.J.Rad.Chem. 30, 8 (1988) Yu.S.Popov, V.N.Kovantsev, A.A.Elesin, G.A.Timofeev Study of the Decay of 254Es and 250Bk RADIOACTIVITY 254Es(α), 250Bk(β-); measured Eγ, Iγ, T1/2, E(X-ray), I(X-ray).
1987PO22 Radiokhimiya 29, 447 (1987); Sov.J.Radiochemistry 29, 431 (1987) Yu.S.Popov, G.A.Timofeev, V.B.Mishenev, V.N.Kovantsev, A.A.Elesin Determining the Half-Lives of 253Es, 254Es, 254mEs, 255Es, 257Es, 256Fm RADIOACTIVITY 253,254Es, 256Fm(α); 254m,255Es(β-); measured T1/2.
1986TI03 At.Energ. 60, 286 (1986); Sov.At.Energy 60, 341 (1986) G.A.Timofeev, V.V.Kalygin, P.A.Privalova Determination of the Half-Life of 243Cm RADIOACTIVITY 243Cm(α); measured α-decay T1/2. Mass spectrometer.
1986TI04 At.Energ. 60, 287 (1986); Sov.At.Energy 60, 343 (1986) G.A.Timofeev, V.V.Kalygin, P.A.Privalova Determination of the Half-Life of 241Pu RADIOACTIVITY 241Pu(β-); measured β--decay T1/2. Mass spectrometric method.
1985PO26 Radiokhimiya 2, 238 (1985); Sov.J.Radiochemistry 27, 218 (1985) V.G.Polyukhov, G.A.Timofeev, B.I.Levakov On the Determination of the Half-Life of 249Bk RADIOACTIVITY 249Bk(β-), (α); measured T1/2.
1984PO20 Radiokhimiya 25, 800 (1984); Sov.Radiochem. 25, 763 (1984); see 1983Po16 Yu.S.Popov, P.A.Privalova, G.A.Timofeev, V.B.Mishenev, A.V.Mamelin, B.I.Levakov, V.M.Prokopev Identification of 246Pu and 247Pu and Determination of Their Half-Lives
1983AN23 At.Energ. 55, 285 (1983); Sov.At.Energy 55, 729 (1983) V.A.Anufriev, A.B.Alekseev, S.I.Babich, Yu.V.Efremov, E.A.Erin, N.G.Kocherygin, V.N.Nefedov, G.A.Timofeev Measurement of the Neutron Total Cross Section and Resonance Parameters of 249Cf in the Energy Range 0.02-66 eV NUCLEAR REACTIONS 249Cf(n, X), E=0.02-1.5 eV; measured transmission, σ(E). 250Cf deduced resonances, Γ, (2gΓn), s-wave strength function. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset40735. 1983AN24 At.Energ. 55, 320 (1983); Sov.At.Energy 55, 778 (1983) V.A.Anufriev, S.I.Babich, N.G.Kocherygin, V.N.Nefedov, E.A.Erin, Yu.V.Efremov, G.A.Timofeev Neutron Total Cross Section of 249Bk in the Energy Range 0.02-46 eV NUCLEAR REACTIONS 249Bk(n, X), E=0.02-46 eV; measured transmission, σ(E). 250Bk deduced resonances, Γ, Γγ, (2gΓn). Data from this article have been entered in the EXFOR database. For more information, access X4 dataset40734. 1983PO14 Radiokhimiya 25, 482 (1983); Sov.Radiochemistry 25, 458 (1984) Yu.S.Popov, P.A.Privalova, G.A.Timofeev, V.B.Mishenev, A.V.Mamelin, B.I.Levakov, V.M.Prokopev Identification of 246Pu, 247Pu, 246mAm, and 247Am and Determination of Their Half-Lives RADIOACTIVITY 246,247Pu, 246m,247Am(β-) [from Pu neutron irradiation]; measured Eγ, Iγ, E(X-ray), I(X-ray); deduced T1/2, 246Pu burnout σ. Isotope identification by α-, β-, γ-spectroscopy techniques.
1983PO15 Radiokhimiya 25, 487 (1983); Sov.Radiochemistry 25, 463 (1983) V.G.Polyukhov, G.A.Timofeev, Yu.I.Kurunov, B.I.Levakov Determination of the Half-Life of 245Am RADIOACTIVITY 245Am(β-) [from 249Bk(α-decay)]; measured Eγ, Iγ; deduced β-decay T1/2.
1983PO16 Radiokhimiya 25, 800 (1983); Sov.Radiochem. 25, 763 (1984) Yu.S.Popov, P.A.Privalova, G.A.Timofeev, V.B.Mishenev, A.V.Mamelin, B.I.Levakov, V.M.Prokopev Identification of 246Pu and 247Pu and Determination of Their Half-Lives RADIOACTIVITY 246,247Pu(α); measured Eα, Iα, E(X-ray), I(X-ray), Eγ, Iγ, T1/2.
1982PO13 Radiokhimiya 24, 494 (1982); Sov.Radiochemistry 24, 412 (1982) V.G.Polyukhov, G.A.Timofeev, A.A.Elesin Determination of the Half-Life of 253Es RADIOACTIVITY 253Es(α); measured Eα, Iα, α-decay T1/2. 2π α geometry.
1982PO14 Radiokhimiya 24, 490 (1982); Sov.Radiochemistry 24, 408 (1982) V.G.Polyukhov, G.A.Timofeev, V.V.Kalygin, P.A.Privalova Determination of the Half-Life of 245Cm RADIOACTIVITY 245Cm(α); measured Eα, Iα, α-decay T1/2.
1977PO20 Radiokhimiya 19, 507 (1977); Sov.Radiochem. 19, 414 (1977) V.G.Polyukhov, G.A.Timofeev, P.A.Privalova, V.Ya.Gabeskiriya, A.P.Chetverikov Determination of the Half-Life of Curium-246 RADIOACTIVITY 246Cm(α); measured Eα, T1/2.
1976BE32 At.Energ. 40, 298 (1976); Sov.At.Energy 40, 368 (1976) T.S.Belanova, A.G.Kolesov, V.A.Poruchikov, G.A.Timofeev, S.M.Kalebin, V.S.Artamonov, R.N.Ivanov Total Neutron Cross Section and Neutron Resonance Parameters of 243Am, In the Energy Range 0.4-35 eV NUCLEAR REACTIONS 243Am(n, X), E=0.4-35 eV; measured total σ(E). 244Am deduced resonance parameters. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset40280. 1976PO08 At.Energ. 40, 61 (1976); Sov.At.Energy 40, 66 (1976) V.G.Polyukhov, G.A.Timofeev, P.A.Privalova, V.Y.Gabeskiriya, A.P.Chetverikov Determination of the Half-Life of 238Pu RADIOACTIVITY 238Pu; measured T1/2.
1974PO16 At.Energ. 36, 319 (1974); Sov.At.Energy 36, 402 (1974) V.G.Polyukhov, G.A.Timofeev, P.A.Privalova, P.F.Baklanova Half-Life of Am241 RADIOACTIVITY 241Am; measured T1/2.
1974PO17 At.Energ. 37, 357 (1974); Sov.At.Energy 37, 1103 (1975) V.G.Polyukhov, G.A.Timofeev, P.A.Privalova, V.Y.Gabeskiriya, A.P.Chetverikov Determination of 243Am Half-Life RADIOACTIVITY 243Am; measured T1/2.
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