NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = B.Bochev Found 31 matches. 2006CO20 Phys.Rev.C 74, 067301 (2006) A.Costin, T.Ahn, B.Bochev, K.Dusling, T.C.Li, N.Pietralla, G.Rainovski, W.Rother Lifetime measurement for the 21+ state of 170Hf NUCLEAR REACTIONS 158Gd(16O, 4n), E=80 MeV; measured prompt and delayed Eγ, Iγ. 170Hf levels deduced T1/2, B(E2). Pulsed beam, level systematics in neighboring nuclides discussed.
doi: 10.1103/PhysRevC.74.067301
2006DU02 Phys.Rev. C 73, 014317 (2006) K.Dusling, N.Pietralla, G.Rainovski, T.Ahn, B.Bochev, A.Costin, T.Koike, T.C.Li, A.Linnemann, S.Pontillo, C.Vaman Medium-spin γ-ray spectroscopy of the transitional nucleus 160Er NUCLEAR REACTIONS 159Tb(6Li, 5n), E=52 MeV; measured Eγ, Iγ, γγ-coin. 160Er deduced levels, J, π, δ, branching ratios, collective features. Constrained β-soft rotor model analysis.
doi: 10.1103/PhysRevC.73.014317
1994BO44 Nuovo Cim. 107A, 1693 (1994) B.C.Bochev, T.H.Kutsarova, H.P.Morsch, R.M.Lieder, W.Gast, W.Spang, B.Marianski γ-Decay of the Giant Dipole Resonance Excited by 27.5 MeV/A 4He-Induced Break-Up Fusion Reaction in Dy Isotopes NUCLEAR REACTIONS 159Tb(α, X), E=25.5 MeV/nucleon; measured γ(charged particle)-coin; deduced Dy isotopes GDR.
1992BO22 Nuovo Cim. 105A, 527 (1992) B.C.Bochev, Chr.V.Christov, T.Kutsarova Analysis of the Cross-Sections of Protons Emitted at Backward Angles from 4He-Induced Reactions at (11.2 - 27.5) MeV/A NUCLEAR REACTIONS 159Tb(α, xnp), E=45-110 MeV; 209Bi(α, xnp), E=45, 75 MeV; measured (particle)γ-coin; deduced σ(θp, Ep), reaction mechanism. Fusion-statistical decay model.
1990BO30 Nucl.Phys. A518, 401 (1990) B.Bochev, T.Kutsarova, R.M.Lieder Study of 4He Induced Reactions at 11.2-27.5 MeV/A with Charged-Particle-γ-Ray Coincidences NUCLEAR REACTIONS 159Tb, 209Bi(α, nX), E=45, 75, 110 MeV; measured (charged particle) γ-coin for c=p, d, t, 3He, α, σ(E, θ) for individual reaction channels; deduced reaction mechanisms.
doi: 10.1016/0375-9474(90)90137-B
1989BO23 Z.Phys. A333, 367 (1989) B.Bochev, Chr.V.Christov, T.Kutsarova Fusion Cross Section from Statistical Analysis of 4He + 197Au Reaction Data NUCLEAR REACTIONS, ICPND 197Au(α, xn), E=20-150 MeV; analyzed fusion σ(E). Statistical analysis.
1986BO27 Nucl.Phys. A458, 429 (1986) B.Bochev, T.Kutsarova, R.M.Lieder, T.Morek, J.P.Didelez Study of the Preequilibrium Mechanism for Individual Channels of the 159Tb, 209Bi(α, charged particle xnγ) Reactions with Particle-γ Coincidences NUCLEAR REACTIONS 159Tb, 209Bi(α, xnp), (α, xnd), (α, xnt)212Po/211Po/209Po/208Po/207Po/206Po/162Dy/161Dy/160Dy/159Dy/158Dy/157Dy/156Dy/155Dy/154Dy/153Dy/161Tb/160Tb/159Tb/158Tb/157Tb/156Tb/155Tb/154Tb, E=45, 75, 110 MeV; measured γ(charged particle)-coin, σ(E(charged particle), θ(charged particle)); deduced reaction, depopulation mechanisms. ΔE-E telescope, hyperpure Ge detector.
doi: 10.1016/0375-9474(86)90044-8
1986CH32 Z.Phys. A325, 73 (1986) Chr.V.Christov, T.Kutsarova, B.Bochev Model Description of Direct-Particle Emission Followed by Neutron Evaporation NUCLEAR REACTIONS 159Tb(α, xnp), E=45, 75, 110 MeV; analyzed (particle)γ-coin, σ(En, θn); deduced reaction mechanism. Simple two-step model.
1985MO01 Nucl.Phys. A433, 159 (1985) T.Morek, H.Beuscher, B.Bochev, T.Kutsarova, R.M.Lieder, M.Muller-Veggian, A.Neskakis In-Beam Study of the Odd-Odd Nuclei 134La and 136La NUCLEAR REACTIONS, ICPND 133Cs(α, 3n), E=55 MeV; 136Ba(p, xn), E=32-45 MeV; 138Ba(p, xn), E=17-45 MeV; measured Eγ, Iγ, Iγ(E), σ(E(γ), θ), γγ(t), αγ(t), pγ(t), γ yield. 134,136La deduced levels, J, π, T1/2, configurations. Ge(Li) detectors.
doi: 10.1016/0375-9474(85)90175-7
1982MO26 Nucl.Phys. A391, 269 (1982) T.Morek, H.Beuscher, B.Bochev, D.R.Haenni, T.Kutsarova, R.M.Lieder, M.Muller-Veggian, A.Neskakis High-Spin States in 133La NUCLEAR REACTIONS 133Cs(α, xn), E=50-70 MeV; measured Eγ, Iγ, σ(Eγ, θ), γγ(t), αγ(t). 133La deduced levels, J, δ, π. Ge(Li) detectors.
doi: 10.1016/0375-9474(82)90610-8
1982NE01 Z.Phys. A304, 277 (1982) A.Neskakis, R.M.Lieder, H.Beuscher, B.Bochev, D.Haenni, M.Muller-Veggian, G.Sletten Properties of Side Bands Observed in 180Os RADIOACTIVITY 180Os; measured γγ-coin, γ(θ), I(ce), γ(t), Eγ, Iγ; deduced yrast, rotational bands, J, π, inter-band γ-multipolarity, γ-branching, g(k), configuration.
doi: 10.1007/BF01414504
1981HA25 Nucl.Phys. A365, 229 (1981) D.R.Haenni, H.Beuscher, B.Bochev, T.Kutsarova, T.Morek, M.Muller-Veggian, A.Neskakis, C.Mayer-Boricke A New 5.0 ns Isomer in 144Eu NUCLEAR REACTIONS 144Sm(α, 3np), E=50 MeV; measured γ(θ), Eγ, Iγ, αγ(t), γγ-coin, γγ(t); 147Sm(p, 4n), E=40 MeV; measured I(ce), Iγ(θ). 144Eu deduced levels, isomer J, π, T1/2, configuration, ICC, γ-multipolarity. Ge(Li) detector, orange β-spectrometer, enriched targets.
doi: 10.1016/0375-9474(81)90295-5
1981LI17 Phys.Scr. 24, 123 (1981) R.M.Lieder, B.Bochev, T.Kutsarova, H.Beuscher, D.R.Haenni, T.Morek, M.Muller-Veggian, A.Neskakis, C.Mayer-Boricke, J.P.Didelez Study of α-Induced Non-Equilibrium Reactions with Particle-γ Coincidences NUCLEAR REACTIONS 209Bi(α, xnp), E=45-75 MeV; measured pγ-coin, σ(θ, Ep) for x=0, 1, 2, 3, 4. Prompt particle emission model.
doi: 10.1088/0031-8949/24/1B/008
1980BU01 J.Phys.(London) G6, 103 (1980) D.Bucurescu, G.Constantinescu, M.Ivascu, W.Andrejtscheff, B.Bochev, T.Kutsarova Band-Like Structures in 97Ru NUCLEAR REACTIONS 88Sr(12C, 3nγ), E=38-45 MeV; measured σ(Eγ, E), σ(Eγ, θ), DSA. 97Ru levels deduced T1/2. Natural target, Ge(Li) detector.
doi: 10.1088/0305-4616/6/1/016
1980MO27 Z.Phys. A298, 267 (1980) T.Morek, H.Beuscher, B.Bochev, D.R.Haenni, R.M.Lieder, T.Kutsarova, M.Muller-Veggian, A.Neskakis Isomeric States in 134Ba RADIOACTIVITY 134Ba [from 133Cs(α, 2np), E=55 MeV]; measured Eγ, Iγ, γ(θ), γγ-coin, γγ(t). 134Ba deduced levels, T1/2, J, π, ICC, γ-multipolarity, configurations. NUCLEAR REACTIONS 134Ba(p, p'), E=17 MeV; measured Eγ, Iγ, γ(θ), γγ-coin, γγ(t). 134Ba deduced levels, T1/2, J, π, ICC, γ-multipolarity, configurations.
doi: 10.1007/BF01425156
1979BO29 Yad.Fiz. 30, 593 (1979); Sov.J.Nucl.Phys. 30, 305 (1979) B.Bochev, S.Iliev, R.Kalpakchieva, S.A.Karamyan, T.Kutsarova, E.Nadzhakov, T.Venkova Feeding and Decay of High-Spin Levels of 156Er and 160Er in the Reactions 120,124Sn(40Ar, 4n) NUCLEAR REACTIONS 120,124Sn(40Ar, 4nγ), E=140-200 MeV; measured Eγ, Iγ, Doppler recoil, T1/2. 156,160Er deduced B(E2), yrast levels. Thick target.
1979DR07 Yad.Fiz. 29, 1149 (1979); Sov.J.Nucl.Phys. 29, 591 (1979) V.A.Druin, B.Bochev, Y.V.Lobanov, R.N.Sagaidak, Y.P.Kharitonov, S.P.Tretyakova, G.G.Gulbekyan, G.V.Buklanov, E.A.Erin, V.N.Kosyakov, A.G.Rykov Spontaneous Fission of the Heavy Isotopes of Nielsbohrium (Z = 105) and Element 106 RADIOACTIVITY 262Db (SF), 263Sg (SF) [from 249Bk(18O, 5n), 249Cf(18O, 4n)]; measured T1/2; deduced dependence T1/2 (SF) on neutron number. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0051. 1977BO14 Nucl.Phys. A282, 159 (1977) B.Bochev, S.Iliev, R.Kalpakchieva, S.A.Karamian, T.Kutsarova, E.Nadjakov, T.Venkova Feeding and Lifetimes of Yrast Levels in Hf Nuclei NUCLEAR REACTIONS 122,124Sn(48Ti, 4n), (50Ti, 4n), E=195, 198 MeV; measured recoil distance, DSA, Iγ. 166,168,170Hf levels deduced T1/2, retardation factors in backbending region, quadrupole moment, deformation β, hed targets. Ge(Li) detectors.
doi: 10.1016/0375-9474(77)90177-4
1977DR10 At.Energ. 43, 155 (1977); Sov.At.Energy 43, 785 (1977) V.A.Druin, B.Bochev, Y.S.Korotkin, V.N.Kosyakov, Y.V.Lobanov, E.A.Minin, Y.V.Poluboyarinov, A.G.Rykov, R.N.Sagaidak, S.P.Tretyakova, Y.P.Kharitonov Synthesis of 260Ku in the Irradiation of 249Bk by 15N Ions RADIOACTIVITY, Fission 260Rf (SF); measured T1/2. NUCLEAR REACTIONS 249Bk(15N, 4n), E=78, 82, 84, 90, 93 MeV; measured σ for production of 260Rf. Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0010. 1976BO22 Yad.Fiz. 23, 520 (1976); Sov.J.Nucl.Phys. 23, 274 (1976) B.Bochev, S.A.Karamyan, T.Kutsarova, Y.T.Oganesyan Systematics of Intensities and Population Times for Rotational Bands in Reactions of Compound-Nucleus Formation Induced by Heavy Ions NUCLEAR REACTIONS 164Dy(α, 4n), 155Gd(α, 3n), 148Nd(12C, 4n), 118, 120sn(16O, 4n), 154Sm(20Ne, 4n), 115In(19F, 4n), 154Sm(28Si, 4n), 130Te(32S, 4n), 124,128,130Te(40Ar, 4n); analyzed, systematized intensities, feeding times to high spin levels in 130,132,134Ce, 156,158,160Er, 160,162,164,166Yb, 166,168,170Hf, 178Os.
1976BO27 Nucl.Phys. A267, 344 (1976) B.Bochev, S.A.Karamian, T.Kutsarova, E.Nadjakov, Y.T.Oganessian The Feeding Times and Lifetimes of High-Spin Levels in Ytterbium Doubly Even Isotopes NUCLEAR REACTIONS 124,126,128,130Te(40Ar, 4n), E=170-190 MeV; measured recoil distance Doppler-shift, Eγ. 160,162,164,166Yb levels deduced T1/2, retardation factors in backbending region, Q, β, B(E2). Enriched targets. Ge(Li) detectors.
doi: 10.1016/0375-9474(76)90665-5
1976BO30 Yad.Fiz. 23, 929 (1976); Sov.J.Nucl.Phys. 23, 489 (1977) B.Bochev, S.Iliev, R.Kalpakchieva, S.A.Karamyan, T.Kutsarova Lifetimes of High-Spin Rotational States of the Isotope 164Yb, Measured by the Doppler-Effect Method in Recoil Nuclei NUCLEAR REACTIONS 128Te(40Ar, 4nγ), E=190 MeV; measured DSA. 164Yb levels deduced T1/2, side-feeding times, B(E2).
1975BO50 Yad.Fiz. 22, 665 (1975); Sov.J.Nucl.Phys. 22, 343 (1975) B.Bochev, S.A.Karamyan, T.Kutsarova, V.G.Subbotin Lifetimes of Rotational Levels of 160Yb NUCLEAR REACTIONS 124Te(40Ar, 4nγ), E=184 MeV; measured σ(Eγ), recoil distance DSA. 160Yb levels deduced T1/2, B(E2).
1972BO04 Compt.Rend.Acad.Bulg.Sci. 25, 905 (1972) B.Bochev, S.A.Karamian, T.Kutsarova, E.Nadjakov, V.G.Soubotin, Y.Ouhrin, V.A.Chougreev Apparatus for Nuclear Level Lifetime Measurements by the Recoil-Distance Doppler-Shift Method NUCLEAR REACTIONS 124Sn(40Ar, 4nγ); measured DSA. 160Er levels deduced T1/2.
1972BO32 Yad.Fiz. 16, 633 (1972); Sov.J.Nucl.Phys. 16, 355 (1973) B.Bochev, S.A.Karamyan, T.Kutsarova, Y.Ukhrin, E.Nadzhakov, T.Venkova, R.Kalpakchieva Lifetimes of the Rotational Levels of Yb164 Measured by the Doppler Effect in the Recoil Nuclei NUCLEAR REACTIONS 128Te(40Ar, 4n); measured DSA. 164Yb level deduced T1/2, B(E2).
1972BO61 Phys.Scr. 6, 243 (1972) B.Bochev, S.A.Karamian, T.Kutsarova, E.Nadjakov, T.Venkova, R.Kalpakchieva Lifetimes of Rotational States in 164Yb and 162Yb NUCLEAR REACTIONS 126,128Te(40Ar, 4nγ); measured Doppler shift. 162,164Yb levels deduced T1/2.
doi: 10.1088/0031-8949/6/5-6/006
1971NA07 JINR-P6-5618 (1971) E.Nadjakov, B.Bochev, T.Venkova, V.Mikhailova, M.Mikhailov, T.Kutsarova, G.Radonov, R.Kalpakchieva New Wolfram Isotopes RADIOACTIVITY 170,171W; measured T1/2.
1971NA27 Izv.Akad.Nauk SSSR, Ser.Fiz. 35, 2202 (1971); Bull.Acad.Sci.USSR, Phys.Ser. 35, 1999 (1972) E.Nadzhakov, B.Bochev, T.Venkova, Z.Shcheglovski, T.Kutsarova, R.Kalpakchieva New Iridium Isotopes RADIOACTIVITY 179,180,181,182,183Ir[from 165Ho(Ne, xn)]; measured T1/2.
1971NA28 Izv.Akad.Nauk SSSR, Ser.Fiz. 35, 2207 (1971); Bull.Acad.Sci.USSR, Phys.Ser. 35, 2004 (1972) E.Nadzhakov, B.Bochev, T.Venkova, V.Mikhailova, M.Mikhailov, T.Kutsarova, G.Radonov, R.Kalpakchieva New Tungsten Isotopes RADIOACTIVITY 170,171,172,173W[from 155,156Gd(Ne, xn)]; measured T1/2. 170,172,173Ta, 170,171,173Hf; measured T1/2, Eγ, Iγ.
1969NA18 Compt.Rend.Acad.Bulg.Sci. 22, 1225 (1969) E.Nadjakov, T.Kutsarova, B.Bochev, G.Pfrepper, H.Raichev On the Decay 177W → 177Ta RADIOACTIVITY 177Re; measured T1/2. 177W; measured Eγ, Iγ. 177Ta deduced transitions, ICC, γ-multipolarity.
1965MA44 Czech.J.Phys. 15B, 824 (1965) L.Maly, Z.Plajner, O.Dragoun, A.Kuklik, B.Bocev Radioactive Decay of 188Re NUCLEAR STRUCTURE 188Re; measured not abstracted; deduced nuclear properties.
doi: 10.1007/BF01688362
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