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NSR database version of May 10, 2024.

Search: Author = G.Tumbev

Found 21 matches.

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1994EL04      Yad.Fiz. 57, No 1, 190 (1994); Phys.Atomic Nuclei 57, 179 (1994)

D.V.Elenkov, M.K.Georgieva, G.Kh.Tumbev

The Lifetime of the 2913-keV Excited Level in ⁵⁹Co

NUCLEAR REACTIONS ⁵⁹Co(n, n'γ), E=fast; measured Eγ, DSA. ⁵⁹Co levels deduced T_1/2, transition B(λ).

1991GE04      Yad.Fiz. 53, 1180 (1991); Sov.J.Nucl.Phys. 53, 728 (1991)

M.K.Georgieva, D.V.Elenkov, G.Kh.Tumbev

Lifetimes and Probabilites of Electromagnetic Transitions in ²⁴Mg. Theory and Experiment

NUCLEAR REACTIONS ²⁴Mg(n, n'γ), E=fast; measured Eγ, Iγ, DSA. ²⁴Mg levels deduced T_1/2, B(λ). Analyzed δ data.

1991GE05      Yad.Fiz. 54, 889 (1991); Sov.J.Nucl.Phys. 54, 537 (1991)

M.K.Georgieva, D.V.Elenkov, G.Kh.Tumbev

Lifetimes and Probabilities of Electromagnetic Transitions in ⁵⁵Mn

NUCLEAR REACTIONS ⁵⁵Mn(n, n'γ), E=fast; measured Eγ, DSA. ⁵⁵Mn levels deduced T_1/2, B(λ). Model comparison.

1989GE05      Yad.Fiz. 49, 1217 (1989)

M.K.Georgieva, D.V.Elenkov, D.P.Lefterov, G.H.Tumbev

Mean Lifetimes and Transition Probabilities in ⁴⁸Ti

NUCLEAR REACTIONS ⁴⁸Ti(n, n'γ), E=reactor; measured DSA. ⁴⁸Ti levels deduced T_1/2, γ-multipolarity, δ, B(λ).

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset32107.

1989GE09      Fiz.Elem.Chastits At.Yadra 20, 930 (1989); Sov.J.Part.Nucl. 20, 393 (1989)

M.K.Georgieva, D.V.Elenkov, D.P.Lefterov, G.H.Toumbev

Measurement of the Lifetimes of Excited Nuclear States by the Doppler Shift Attenuation Method Using the Reaction (n, n'γ) with Two Targets

NUCLEAR REACTIONS ¹¹B, ²³Na, ²⁴Mg, ²⁷Al, ²⁸Si, ³¹P, ³²S, ^35,37Cl, ³⁹K, ⁴⁰Ca, ⁴⁵Sc, ⁴⁸Ti, ⁵¹V, ⁵²Cr, ⁵⁵Mn, ⁵⁶Fe, ^58,60,64Ni(n, n'γ), E=fast; measured γ-spectra, DSA. ¹¹B, ²³Na, ²⁴Mg, ²⁷Al, ²⁸Si, ³¹P, ³²S, ^35,37Cl, ³⁹K, ⁴⁰Ca, ⁴⁵Sc, ⁴⁸Ti, ⁵¹V, ⁵²Cr, ⁵⁵Mn, ⁵⁶Fe, ^58,60,64Ni level deduced T_1/2, B(λ).

1988GE02      J.Phys.(London) G14, L51 (1988)

M.Georgieva, D.Elenkov, G.Toumbev

Mean Lifetimes and Transition Probabilities in ⁵⁶Fe

NUCLEAR REACTIONS ⁵⁶Fe(n, n'γ), E=fast; measured DSA. ⁵⁶Fe levels deduced T_1/2, B(λ).

doi: 10.1088/0305-4616/14/4/001
Citations: PlumX Metrics

1988GE06      Izv.Akad.Nauk SSSR, Ser.Fiz. 52, 26 (1988); Bull.Acad.Sci.USSR, Phys.Ser. 52, No.1, 24 (1988)

M.K.Georgieva, D.V.Elenkov, D.P.Lefterov, G.Kh.Tumbev

⁴⁸Ti Electromagnetic-Transition Lifetimes and Probabilities

NUCLEAR REACTIONS ⁴⁸Ti(n, n'γ), E=fast; measured γ-spectra, DSA. ⁴⁸Ti levels deduced T_1/2, B(λ).

1988GE08      Yad.Fiz. 48, 330 (1988)

A.K.Georgiev, M.K.Georgieva, D.V.Elenkov, G.Kh.Tumbev

Determination of the Characteristic Slowing-Down Time of Ions in Various Media

NUCLEAR REACTIONS ²⁷Al, ³¹P, ³²S(n, n'γ), E=fast; measured Doppler shifted E(γ), I(γ); deduced characteristics of ion slowing down time in media.

1984EL06      Yad.Fiz. 39, 1069 (1984)

D.V.Elenkov, D.P.Lefterov, G.K.Tumbev

Probabilities of Electromagnetic Transitions in ³⁹K

NUCLEAR REACTIONS ³⁹K(n, n'γ), E=fast; measured Eγ, Iγ, DSA. ³⁹K levels deduced T_1/2, B(λ).

1984EL12      Nucl.Instrum.Methods 228, 62 (1984)

D.Elenkov, D.Lefterov, G.Toumbev

Two-Target DSAM following the (n, n'γ) Reaction with Fast Reactor Neutrons

NUCLEAR REACTIONS ¹¹B, ²⁴Mg, ²⁷Al, ³²S, ³⁵Cl, ³⁹K, ⁴⁰Ca, ⁴⁵Sc, ⁵¹V(n, n'γ), E=fast; measured DSA. ¹¹B, ²⁴Mg, ²⁷Al, ³²S, ³⁵Cl, ³⁹K, ⁴⁰Ca, ⁴⁵Sc, ⁵¹V levels deduced T_1/2. Two-target system.

doi: 10.1016/0168-9002(84)90011-1
Citations: PlumX Metrics

1983EL03      Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 56 (1983)

D.V.Elenkov, D.P.Lefterov, G.Kh.Tumbev

Life Time Measurements of Excited States of ⁴⁵Sc and ^58,60Ni in the Reaction (n, n'γ) by the Doppler Shift Attenuation Method

NUCLEAR REACTIONS ⁴⁵Sc, ^58,60Ni(n, n'γ), E=reactor; measured DSA. ⁴⁵Sc, ^58,60,64Ni levels deduced T_1/2.

1983EL13      Bulg.J.Phys. 10, 498 (1983)

D.Elenkov, D.Lefterov, G.Toumbev

Electromagnetic Transition Strengths in ³²S

NUCLEAR REACTIONS ³²S(n, n'γ), E=fast; measured Eγ, Iγ, DSA. ³²S levels deduced T_1/2, B(λ). Vibrational model, quadrupole-octupole coupling.

1982EL04      J.Phys.(London) G8, 997 (1982)

D.V.Elenkov, D.P.Lefterov, G.H.Toumbev

DSAM for Mean Lifetime Measurements in ²⁷Al following the (n, n'γ) Reaction

NUCLEAR REACTIONS ²⁷Al(n, n'γ), E=fast; measured Eγ, Iγ, DSA. ²⁷Al levels deduced T_1/2, B(λ), δ.

doi: 10.1088/0305-4616/8/7/016
Citations: PlumX Metrics

1982EL06      Nucl.Instrum.Methods 201, 377 (1982)

D.Elenkov, D.Lefterov, G.Toumbev

Two-Target DSAM after a (n, n'γ) Reaction with Reactor Fast Neutrons

NUCLEAR REACTIONS ³²S(n, n'γ), E=fast; measured DSA. ³²S level deduced T_1/2.

doi: 10.1016/0167-5087(82)90567-1
Citations: PlumX Metrics

1981MI19      Bulg.J.Phys. 8, 572 (1981)

M.A.Misheva, G.Kh.Tumbev

Perturb Angular Correlations of the 328-487 keV Cascade of 140-Cerium in La₂Co₇

1976GE21      C.R.Acad.Bulg.Sci. 29, 639 (1976)

M.K.Georgieva, G.K.Tumbev

Gamma Spectra of the Decay ¹⁶⁹Yb → ¹⁶⁹Tm

RADIOACTIVITY ¹⁶⁹Yb; measured Eγ, Iγ. ¹⁶⁹Tm deduced transitions.

1973GE10      Izv.Fiz.Inst. ANEB Bulg.Akad.Nauk. 23, 127 (1973)

M.Georgieva, M.Misheva, G.Tumbev

Gamma-Gamma Angular Correlation of a 328-487 keV Cascade of Ce¹⁴⁰ in Lanthanum Oxitungstenoxyde

RADIOACTIVITY ¹⁴⁰La; measured γγ(θ). ¹⁴⁰Ce deduced quadrupole interaction frequencies.

1973GE14      Compt.Rend.Acad.Bulg.Sci. 26, 623 (1973)

M.K.Georgieva, M.A.Misheva, G.H.Toumbev

Gamma Transfers of Decomposition of ¹⁶⁹Yb-¹⁶⁹Tm with an Energy Exceeding 30 keV

RADIOACTIVITY ¹⁶⁹Yb; measured Eγ, Iγ. ¹⁶⁹Tm deduced transitions.

1972GE26      Compt.Rend.Acad.Bulg.Sci. 25, 181 (1972)

M.K.Georgieva, M.A.Misheva, G.H.Toumbev

Angular Correlation of a Gamma Cascade 329-487 keV in Ce¹⁴⁰

RADIOACTIVITY ¹⁴⁰La; measured γγ(θ). ¹⁴⁰Ce transitions deduced γ-mixing.

1967GA13      Compt. Rend. Acad. Bulgare Sci. 20, 1263 (1967)

V.Gadzhokov, D.Enchev, M.Misheva, G.Tumbev

Gamma-Gamma Correlation in ⁴⁶Ti

NUCLEAR STRUCTURE ⁴⁶Ti, ⁴⁶Sc; measured not abstracted; deduced nuclear properties.

1967GI15      Nucl.Phys A101, 145 (1967)

M.Giannini, P.Oliva, D.Prosperi, G.Toumbev

Nuclear Resonant Scattering of Gamma Rays in Cu, Sn and Bi

NUCLEAR REACTIONS ^63,65Cu, ¹¹⁷Sn, ²⁰⁸Pb, ²⁰⁹Bi(γ, γ'), E= resonance; measured Eγ, Iγ; ⁶²Ni, ¹¹⁴Cd(γ, γ'), analyzed data. ⁶²Ni, ^63,65Cu, ¹¹⁴Cd, ¹¹⁷Sn, ²⁰⁸Pb, ²⁰⁹Bi levels deduced γ-width.

doi: 10.1016/0375-9474(67)90294-1
Citations: PlumX Metrics

Note: The following list of authors and aliases matches the search parameter G.Tumbev: , G.H.TOUMBEV, G.H.TUMBEV, G.K.TUMBEV