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NSR database version of April 26, 2024.

Search: Author = L.G.Kostova

Found 13 matches.

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1998KO35      Eur.Phys.J. A 2, 269 (1998)

L.K.Kostov, W.Andrejtscheff, L.G.Kostova, L.Kaubler, H.Prade, R.Schwengner

Absolute E1 and E2 Transition Rates in ¹¹⁰Cd

NUCLEAR REACTIONS ¹⁰⁸Pd(α, 2n), E=27 MeV; measured Eγ, Iγ(t). ¹¹⁰Cd deduced levels T_1/2, B(E1), B(E2). Generalized centroid-shift analysis.

doi: 10.1007/s100500050119
Citations: PlumX Metrics

1996KO16      Z.Phys. A355, 179 (1996)

L.K.Kostov, W.Andrejtscheff, L.G.Kostova, A.Dewald, K.O.Zell, P.von Brentano

Transition Probabilities and the Structure of Some Negative-Parity States in ^126,130Xe and ¹³²Ba

NUCLEAR REACTIONS ^124,128Te(α, 2n), E=26 MeV; ¹²²Sn(¹³C, 3n), E=53 MeV; measured Eγ, Iγ, γγ(t). ^126,130Xe, ¹³²Ba deduced levels, J, π, T_1/2, B(λ). Ge detectors, generalized centroid-shift analysis.

doi: 10.1007/s002180050096
Citations: PlumX Metrics
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1994KO13      Z.Phys. A348, 79 (1994)

L.K.Kostov, W.Andrejtscheff, L.G.Kostova, A.Dewald, G.Bohm, K.O.Zell, P.von Brentano

Isomeric Transitions between Shape Coexisting States in Iodine Isotopes with A = 115, 119 and 121

NUCLEAR REACTIONS ¹⁰⁶Cd(¹²C, 2np), E=63 MeV; ^116,118Sn(⁶Li, 3n), E=33 MeV; measured γγ(t), Eγ, Iγ. ^121,115,119I deduced high-spin levels, J, π, B(λ), γ-multipolarity, isomers T_1/2, configuration.

doi: 10.1007/BF01289593
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1992FU04      Nucl.Phys. A541, 241 (1992)

L.Funke, G.Winter, J.Doring, L.Kaubler, H.Prade, R.Schwengner, Ch.Protochristov, W.Andrejtscheff, L.G.Kostova, P.O.Lipas, R.Wirowski

Neutron-Core Excitations in the N = 50 Nucleus ⁸⁹Y

NUCLEAR REACTIONS ⁸⁷Rb(α, 2n), E=16-27 MeV; measured Eγ, Iγ, σ(E, Eγ, θ), γγ-coin, γ-ray linear polarization, DSA, γ(t). ⁸⁹Y deduced levels, J, π, T_1/2, δ(E2/M1), B(λ). Enriched targets, Ge detectors. Shell model description.

doi: 10.1016/0375-9474(92)90096-3
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1992KO08      Z.Phys. A342, 145 (1992)

L.G.Kostova, W.Andrejtscheff, L.K.Kostov, L.Funke, E.Will, A.I.Vdovin

The Half-Life of the 1437 keV (11/2)^- State in ⁹⁷Mo

NUCLEAR REACTIONS ⁹⁴Zr(α, n), E=16 MeV; measured γ(t), time centroids. ⁹⁷Mo deduced (11/2)^- level T_1/2, B(M2). Model comparison.

NUCLEAR STRUCTURE ^95,97,99Mo, ⁹⁹Ru, ¹⁰¹Pd; calculated (11/2)^- to (7/2)⁺ transition B(M2). Quasiparticle phonon model.

doi: 10.1007/BF01288462
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1990KO42      Z.Phys. A337, 407 (1990)

L.K.Kostov, W.Andrejtscheff, L.G.Kostova, A.Dewald, G.Bohm, K.O.Zell, P.von Brentano, H.Prade, J.Doring, R.Schwengner

Decay Properties of the (19/2)^- Isomers in ^113,117Sb

NUCLEAR REACTIONS ¹⁰⁴Pd(¹²C, 2np), E=63 MeV; ¹¹⁵In(α, 2n), E=26, 27 MeV; measured Eγ, Iγ, γ(¹²C)(t), γ(α)(t). ^113,117Sb deduced isomers, T_1/2, level J, π, decay features, B(λ), configurations. Ge detectors, generalized centroid shift method.

1988AN17      Z.Phys. A331, 433 (1988)

W.Andrejtscheff, L.K.Kostov, L.G.Kostova, P.Petkov, A.Dewald, J.Eberth, K.O.Zell, P.von Brentano, L.Funke, E.Will

p-n Multiplets and Band-Like Structures in ¹⁰⁶Ag

NUCLEAR REACTIONS ¹⁰³Rh(α, nγ), E=15.5 MeV; measured E(γ), I(γ), γγ(t), centroid shift. ¹⁰⁶Ag levels deduced T_1/2, B(λ), configuration. Natural target, Ge-detector, liquid scintillator, pulsed beam.

1988KO08      Z.Phys. A330, 45 (1988)

L.K.Kostov, W.Andrejtscheff, L.G.Kostova, P.Petkov, L.Funke, L.Kaubler, H.Prade

Multiplet Structure and Core-Related Effects on Transition Rates in ⁸⁷Y and Neighbouring A ≈ 90 Nuclei

NUCLEAR REACTIONS ⁸⁵Rb(α, xn), E=27 MeV; measured E(γ), I(γ). ⁸⁸Y, ⁸⁵Rb deduced T_1/2. ⁸⁷Y deduced levels, T_1/2, B(E2), configuration. Ge detectors, generalized centroid-shift method.

1988KO16      Nucl.Phys. A485, 31 (1988)

L.G.Kostova, W.Andrejtscheff, L.K.Kostov, F.Donau, L.Kaubler, H.Prade, H.Rotter

Shape Coexistence and Three-Quasiparticle Excitations in ^123,125I

NUCLEAR REACTIONS ^121,123Sb(α, 2n), E=27 MeV; measured E(γ), I(γ), αγ(t). ^123,125I deduced levels T_1/2, B(λ). Enriched targets, Ge detectors. Generalized centroid-shift analysis, core-quasiparticle coupling model calculations.

doi: 10.1016/0375-9474(88)90520-9
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1988PE17      Nucl.Instrum.Methods Phys.Res. A271, 617 (1988)

P.Petkov, W.Andrejtscheff, L.K.Kostov, L.G.Kostova

The Elimination of Prompt Components in Delayed Coincidence Time Distributions

NUCLEAR REACTIONS ¹⁰⁵Pd(n, γ), E=reactor; ^110,112Cd(³He, 3n), E=29 MeV; measured γ-spectra, γγ(t). ^110,112Sn, ¹⁰⁶Pd level deduced T_1/2. Centroid shift analysis.

doi: 10.1016/0168-9002(88)90331-2
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1986AN03      Nucl.Phys. A448, 301 (1986)

W.Andrejtscheff, L.K.Kostov, L.G.Kostova, P.Petkov, H.Rotter, W.D.Fromm, H.Prade, F.Stary

Two-Quasiproton and Two-Quasineutron Excitations in the Transitional Nuclei ^102,104,106Pd

NUCLEAR REACTIONS ^100,102,104Ru(α, 2n), E=27 MeV; measured Eγ, Iγ, αγ(t). ^102,104,106Pd deduced levels T_1/2, B(λ). Enriched targets, Ge detectors. Generalized centroid-shift analysis.

doi: 10.1016/0375-9474(86)90093-X
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1986KO25      Z.Phys. A325, 293 (1986)

L.K.Kostov, W.Andrejtscheff, L.G.Kostova, P.Petkov, W.Enghardt, H.Prade, L.Kaubler, H.Rotter, F.Stary

Lifetime Measurements and Particle-Core Coupling Calculations in ¹⁴⁴Sm

NUCLEAR STRUCTURE ¹⁴⁴Sm; calculated levels, B(λ). Particle-core coupling approach.

NUCLEAR REACTIONS ¹⁴²Nd(α, 2n), E=27 MeV; measured Eγ, Iγ, γ(t). ¹⁴⁴Sm deduced levels, T_1/2, B(λ). Enriched target, Ge(Li) detector.

1985AN23      Nucl.Phys. A445, 515 (1985)

W.Andrejtscheff, L.K.Kostov, L.G.Kostova, P.Petkov, M.Senba, N.Tsoupas, Z.Z.Ding, C.Tuniz

Some M1 Transition Strengths in Odd-A Nuclei Away from Closed Shells

NUCLEAR REACTIONS ⁶⁰Ni(¹⁶O, pα), ⁷⁸Se(¹⁶O, 2np), E=56, 64 MeV; ⁹¹Zr(¹²C, 2n), E=48 MeV; measured Eγ, Iγ, γγ(t); ⁸⁹Y, ¹⁰⁰Ru(α, xn), E=27 MeV; measured Eγ, Iγ, αγ(t). ⁷¹As, ⁹¹Nb, ^101,103Pd levels deduced J, π, T_1/2, B(λ). Enriched targets, Ge detectors. Cluster-vibrating core coupling, particle-rotor mixing calculations.

doi: 10.1016/0375-9474(85)90455-5
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