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NSR database version of April 27, 2024.

Search: Author = O.Kenn

Found 14 matches.

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2005LE12      Phys.Rev. C 71, 034303 (2005)

J.Leske, K.-H.Speidel, S.Schielke, O.Kenn, D.Hohn, J.Gerber, P.Maier-Komor

Experimental g factors and B(E2) values of 2⁺₁, 4, ⁺₁2⁺₂, and 3^-₁ states in ⁶⁴Zn and ⁶⁸Zn compared to shell model predictions

NUCLEAR REACTIONS C(⁶⁴Zn, ⁶⁴Zn'), (⁶⁸Zn, ⁶⁸Zn'), E=180 MeV; measured Eγ, Iγ(θ, H, t), γγ-, (particle)γ-coin, DSA following projectile Coulomb excitation. ^64,68Zn levels deduced g factors, T_1/2, B(E2). Transient-field technique, large-scale shell model calculations.

doi: 10.1103/PhysRevC.71.034303
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Data from this article have been entered in the XUNDL database. For more information, click here.

2005LE19      Phys.Rev. C 71, 044316 (2005)

J.Leske, K.-H.Speidel, S.Schielke, O.Kenn, J.Gerber, P.Maier-Komor, S.J.Q.Robinson, A.Escuderos, Y.Y.Sharon, L.Zamick

Nuclear structure of the first 2⁺ state in radioactive ⁶⁸Ge based on g factor and lifetime measurements

NUCLEAR REACTIONS ¹²C(⁶⁴Zn, 2α), E=180 MeV; measured Eγ, Iγ(θ, H, t), αα-, αγ-coin. ⁶⁸Ge deduced level energies, B(E2), g factor. Transient field technique.

doi: 10.1103/PhysRevC.71.044316
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2003LE01      Phys.Lett. 551B, 249 (2003)

J.Leske, K.-H.Speidel, O.Kenn, S.Schielke, G.Muller, J.Gerber, N.Benczer-Koller, G.Kumbartzki, P.Maier-Komor

New measurements of the g factor of the ²⁰Ne(4₁⁺) state with fs lifetime

NUCLEAR REACTIONS ¹²C(¹²C, α), E=34.5 MeV; measured Eγ, Iγ(θ, H, t), αγ-coin, DSA. ²⁰Ne levels deduced T_1/2, g factors. Transient field technique.

doi: 10.1016/S0370-2693(02)03067-8
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2003SC19      Phys.Lett. B 567, 153 (2003)

S.Schielke, K.-H.Speidel, O.Kenn, J.Leske, N.Gemein, M.Offer, Y.Y.Sharon, L.Zamick, J.Gerber, P.Maier-Komor

First measurement and shell model interpretation of the g factor of the 2⁺₁ state in self-conjugate radioactive ⁴⁴Ti

NUCLEAR REACTIONS ¹²C(⁴⁰Ca, ¹²C), (⁴⁰Ca, ⁸Be), E=95 MeV; measured Eγ, Iγ(θ, H, t), (particle)γ-coin, DSA. ⁴⁴Ti levels deduced g factors, B(E2), T_1/2. Comparison with shell model predictions.

doi: 10.1016/j.physletb.2003.06.027
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2003SC21      Phys.Lett. B 571, 29 (2003)

S.Schielke, D.Hohn, K.-H.Speidel, O.Kenn, J.Leske, N.Gemein, M.Offer, J.Gerber, P.Maier-Komor, O.Zell, Y.Y.Sharon, L.Zamick

Evidence for ⁴⁰Ca core excitation from g factor and B(E2) measurements on the 2⁺₁ states of ^{42, 44}Ca

NUCLEAR REACTIONS C(⁴²Ca, ⁴²Ca'), (⁴⁴Ca, ⁴⁴Ca'), E=95 MeV; measured Eγ, Iγ(θ, H, t), (particle)γ-coin, DSA following projectile Coulomb excitation. ^42,44Ca deduced levels T_1/2, g factors, B(E2), core excitation effects. Transient field technique. Comparison with shell model predictions.

doi: 10.1016/j.physletb.2003.08.015
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2003SP04      Phys.Rev. C 68, 061302 (2003)

K.-H.Speidel, S.Schielke, O.Kenn, J.Leske, D.Hohn, H.Hodde, J.Gerber, P.Maier-Komor, O.Zell, Y.Y.Sharon, L.Zamick

Nuclear structure of the stable even-A calcium isotopes based on new experiments and shell model calculations

NUCLEAR REACTIONS ¹²C(⁴⁶Ca, ⁴⁶Ca'), (⁴⁶Ca, ⁵⁰Ti), E=95 MeV; measured Eγ, Iγ(θ, H, t), (particle)γ-coin following projectile Coulomb excitation and α transfer. ⁴⁶Ca, ⁵⁰Ti deduced transitions g-factors, B(E2), level configurations. Transient field technique.

NUCLEAR STRUCTURE ^42,44,46Ca; calculated g-factors, B(E2). Large-scale shell model, comparison with data.

doi: 10.1103/PhysRevC.68.061302
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2002KE02      Phys.Rev. C65, 034308 (2002)

O.Kenn, K.-H.Speidel, R.Ernst, S.Schielke, S.Wagner, J.Gerber, P.Maier-Komor, F.Nowacki

Measurements of g Factors and Lifetimes of Low-Lying States in ^62-70Zn and Their Shell Model Implication

NUCLEAR REACTIONS C(⁶⁴Zn, ⁶⁴Zn'), (⁶⁶Zn, ⁶⁶Zn'), (⁶⁸Zn, ⁶⁸Zn'), (⁷⁰Zn, ⁷⁰Zn'), E=160 MeV; measured Eγ, Iγ(θ, H, t), DSA following projectile Coulomb excitation. ¹²C(⁵⁸Ni, 2α), E=155 MeV; measured Eγ, Iγ(θ, H, t), (particle)γ-coin, DSA. ^{62,64,66,68,70}Zn levels deduced g factors, T_1/2, B(E2), configurations. Transient field technique.

doi: 10.1103/PhysRevC.65.034308
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Data from this article have been entered in the XUNDL database. For more information, click here.

2002SP07      Prog.Part.Nucl.Phys. 49, 91 (2002)

K.H.Speidel, O.Kenn, F.Nowacki

Magnetic Moments and Nuclear Structure

doi: 10.1016/S0146-6410(02)00144-8
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2001KE02      Phys.Rev. C63, 021302 (2001)

O.Kenn, K.-H.Speidel, R.Ernst, J.Gerber, N.Benczer-Koller, G.Kumbartzki, P.Maier-Komor, F.Nowacki

Striking Harmony between the Nuclear Shell Model and New Experimental g Factors and B(E2) Values of Even Ni Isotopes

NUCLEAR REACTIONS ¹²C(⁵⁸Ni, ⁵⁸Ni'), (⁶⁰Ni, ⁶⁰Ni'), (⁶²Ni, ⁶²Ni'), (⁶⁴Ni, ⁶⁴Ni'), E=155, 160 MeV; measured Eγ, (¹²C)γ-coin following Coulomb excitation and Ni orientation in cooled, magnetized foil. ^58,60,62,64Ni deduced first 2+ T_1/2, B(E2), g-factors. Transient magnetic field technique, comparison with Shell Model calculations.

doi: 10.1103/PhysRevC.63.021302
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2001KE08      Phys.Rev. C63, 064306 (2001)

O.Kenn, K.-H.Speidel, R.Ernst, J.Gerber, P.Maier-Komor, F.Nowacki

Measurements of g Factors and Lifetimes of Low Lying States in ^58-64 Ni and Their Shell Model Implications

NUCLEAR REACTIONS Ta(⁵⁸Ni, ⁵⁸Ni'), (⁶⁰Ni, ⁶⁰Ni'), (⁶²Ni, ⁶²Ni'), (⁶⁴Ni, ⁶⁴Ni'), E=155, 160 MeV; measured Eγ, Iγ(θ, H, t), DSA following projectile Coulomb excitation. ^58,60,62,64Ni levels deduced T_1/2, g factors, B(E2). Transient field technique. Comparisons with previous results, model predictions.

doi: 10.1103/PhysRevC.63.064306
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2001WA36      Phys.Rev. C64, 034320 (2001)

S.Wagner, K.-H.Speidel, O.Kenn, R.Ernst, S.Schielke, J.Gerber, P.Maier-Komor, N.Benczer-Koller, G.Kumbartzki, Y.Y.Sharon, F.Nowacki

New Measurement of the g Factor of the ⁵⁴Cr(2₁⁺) State and Its Shell Model Interpretation

NUCLEAR REACTIONS C(⁵⁴Cr, ⁵⁴Cr'), E=115 MeV; measured Eγ, Iγ(θ, H, t), (particle)γ-coin following projectile Coulomb excitation. ⁵⁴Cr level deduced g factor. Transient field technique, comparison with neighboring isotopes and with large-scale shell model calculations.

doi: 10.1103/PhysRevC.64.034320
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2000ER01      Phys.Rev.Lett. 84, 416 (2000)

R.Ernst, K.-H.Speidel, O.Kenn, U.Nachum, J.Gerber, P.Maier-Komor, N.Benczer-Koller, G.Jakob, G.Kumbartzki, L.Zamick, F.Nowacki

Stringent Test of Shell Model Calculations in fp Shell Nuclei ^{46, 48}Ti and ^{50, 52}Cr from Measurements of g Factors and B(E2) Values

NUCLEAR REACTIONS C(⁴⁶Ti, ⁴⁶Ti'), (⁴⁸Ti, ⁴⁸Ti'), (⁵⁰Cr, ⁵⁰Cr'), (⁵²Cr, ⁵²Cr'), E=110-120 MeV; measured Eγ, Iγ(θ, H, t), DSA following projectile Coulomb excitation. ^46,48Ti, ^50,52Cr levels deduced T_1/2, B(E2), g-factors. Transient field technique. Comparison with shell model predictions.

doi: 10.1103/PhysRevLett.84.416
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2000ER06      Phys.Rev. C62, 024305 (2000); Comment Phys.Rev. C64, 069801 (2001)

R.Ernst, K.-H.Speidel, O.Kenn, A.Gohla, U.Nachum, J.Gerber, P.Maier-Komor, N.Benczer-Koller, G.Kumbartzki, G.Jakob, L.Zamick, F.Nowacki

Shell Structure of Ti and Cr Nuclei from Measurements of g Factors and Lifetimes

NUCLEAR REACTIONS C, Cu, Gd(⁴⁶Ti, ⁴⁶Ti'), (⁴⁸Ti, ⁴⁸Ti'), (⁵⁰Cr, ⁵⁰Cr'), (⁵²Cr, ⁵²Cr'), E=110-120 MeV; measured Eγ, Iγ(θ, H, t) following projectile Coulomb excitation. ^46,48Ti, ^50,52Cr deduced transitions g factors, B(E2). Transient field technique. Comparison with large scale shell model calculations.

doi: 10.1103/PhysRevC.62.024305
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2000SP08      Phys.Rev. C62, 031301 (2000)

K.-H.Speidel, R.Ernst, O.Kenn, J.Gerber, P.Maier-Komor, N.Benczer-Koller, G.Kumbartzki, L.Zamick, M.S.Fayache, Y.Y.Sharon

Core Polarization in the Light of New Experimental g Factors of fp Shell, N = 28, Isotones

NUCLEAR REACTIONS C(⁵⁰Ti, ⁵⁰Ti'), E=110 MeV; C(⁵⁴Fe, ⁵⁴Fe'), E=130 MeV; measured Eγ, Iγ(θ, H, t) in magnetized Gd following projectile Coulomb excitation. ⁵⁰Ti, ⁵⁴Fe levels deduced g factors, T_1/2. Transient field technique. Comparison with shell model predictions.

NUCLEAR STRUCTURE ⁴⁹Sc, ⁵⁰Ti, ⁵¹V, ⁵²Cr, ⁵³Mn, ⁵⁴Fe, ⁵⁵Co; calculated g factors. Shell model, several interactions compared. Comparisons with data.

doi: 10.1103/PhysRevC.62.031301
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