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NSR database version of April 11, 2024.

Search: Author = J.Recht

Found 21 matches.

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1990MA14      Nucl.Phys. A509, 413 (1990)

A.Maj, H.Grawe, H.Kluge, A.Kuhnert, K.H.Maier, J.Recht, N.Roy, H.Hubel, M.Guttormsen

Levels, Lifetimes and g-Factors in 198Po and 200Po

NUCLEAR REACTIONS 182,184W(20Ne, 4n), E=101-111 MeV; 183W(22Ne, 5n), E=122 MeV; measured Eγ, Iγ, Iγ(θ), Iγ(θ, H, t), γγ(t), I(ce). 198,200Po deduced levels, J, π, T1/2, B(λ), configurations. Enriched targets, pulsed beam, Ge(Compton suppressed) detectors, multiplicity filter, Si(Li) detectors, superconducting electron solenoid.

doi: 10.1016/0375-9474(90)90430-T
Citations: PlumX Metrics

1990MU14      Nucl.Phys. A516, 189 (1990)

M.Murzel, U.Birkental, K.P.Blume, S.Heppner, H.Hubel, J.Recht, W.Schmitz, K.Theine, H.Kluge, A.Kuhnert, K.H.Maier, G.Hebbinghaus, H.Schnare

Spectroscopy of 160Hf

NUCLEAR REACTIONS 144Sm(20Ne, xn), E=105-120 MeV; 144Sm(19F, xn), E=105 MeV; measured γγ-coin, γγ(θ). 160,159Hf deduced levels, J. Systematic comparison of Z=72 isotopes. Cranked shell model, double routhians. Enriched targets.

doi: 10.1016/0375-9474(90)90056-R
Citations: PlumX Metrics

1989TH03      Z.Phys. A334, 361 (1989)

K.Theine, K.P.Blume, H.Hubel, M.Murzel, J.Recht, H.Kluge, K.H.Maier

Eγ-Eγ Correlation Studies of Light-Mass Hf Isotopes

NUCLEAR REACTIONS 144,148Sm(20Ne, xn), (22Ne, xn), 126Te(40Ca, xn), E not given; measured γ-energy correlations; deduced Hf isotopes collective moment of inertia vs Eγ.

1987BL06      Nucl.Phys. A464, 445 (1987)

K.P.Blume, H.Hubel, M.Murzel, J.Recht, K.Theine, H.Kluge, A.Kuhnert, K.H.Maier, A.Maj, M.Guttormsen, A.P.De Lima

High-Spin States in 163-166Hf

NUCLEAR REACTIONS 148,150Sm(20Ne, xn), (22Ne, xn), E=106-117 MeV; measured Eγ, Iγ, γγ(θ), γγ-coin. 163,164,165,166Hf deduced levels, J. Cranking model. Compton-suppressed Ge detectors.

doi: 10.1016/0375-9474(87)90310-1
Citations: PlumX Metrics

1986MA31      Z.Phys. A324, 123 (1986)

A.Maj, H.Grawe, H.Kluge, A.Kuhnert, K.H.Maier, R.A.Meyer, J.Recht, N.Roy

Observation of Highly Enhanced E3-Transitions in 198,200Po. Evidence for Octupole Instability at Z ≥ 84 and N ≤ 114 ( Question )

NUCLEAR REACTIONS 182,184W(20Ne, 4n), E=105, 112 MeV; measured Eγ, Iγ, γγ-coin. 198,200Po deduced levels, J, π, γ-branching, isomer T1/2, g, B(E3), configurations.

1985DE14      Nucl.Phys. A436, 311 (1985)

D.J.Decman, H.Grawe, H.Kluge, K.H.Maier, A.Maj, N.Roy, Y.K.Agarwal, K.P.Blume, M.Guttormsen, H.Hubel, J.Recht

Decay of the Ground State and the (29/2)+ Isomer in 217Ac and g-Factor Measurements from Perturbed α-Particle Angular Distributions

NUCLEAR REACTIONS 205Tl(16O, 4n), E=96 MeV; 206Pb(15N, 4n), E=80, 84, 87 MeV; 209Bi(12C, 4n), E=75 MeV; measured αγ-, γγ-, α(ce)-, (ce)(ce)-coin, α(θ, H, t), γ(θ, H, T). 217Ac deduced levels, J, π, T1/2, g, γ multipolarity, γ-branching, γα. Shell model.

doi: 10.1016/0375-9474(85)90201-5
Citations: PlumX Metrics

1985RE06      Nucl.Phys. A440, 366 (1985)

J.Recht, Y.K.Agarwal, K.P.Blume, M.Guttormsen, H.Hubel, H.Kluge, K.H.Maier, A.Maj, N.Roy, D.J.Decman, J.Dudek, W.Nazarewicz

High-Spin Structure in 169W and 170W

NUCLEAR REACTIONS 154Gd(20Ne, xn), E=105-125 MeV; measured E(γ), I(γ), γγ-coin, γ(θ), linear polarization. 169,170W deduced levels, J, π. Ge, Ge(Li), NaI detectors, Bismuth germanate anti-Compton shield, enriched targets. Pairing self-consistent cranking calculations, particle number projections.

doi: 10.1016/0375-9474(85)90345-8
Citations: PlumX Metrics

1984GU29      Nucl.Instrum.Methods 227, 489 (1984)

M.Guttormsen, H.Hubel, A.v.Grumbkow, Y.K.Agarwal, J.Recht, K.H.Maier, H.Kluge, A.Maj, M.Menningen, N.Roy

A Superconducting Electron Spectrometer

NUCLEAR REACTIONS 194Pt(α, 4n), E not given; measured (ce)(ce)-coin. Superconducting electron spectrometer.

RADIOACTIVITY 213Ra(α), (β+), (EC) [from 204Pb(13C, 4n)]; measured (ce)(X-ray)-coin. 217Ac(α) [from 209Bi(12C, 4n)]; measured (ce)α-coin. Superconducting electron spectrometer.

doi: 10.1016/0168-9002(84)90206-7
Citations: PlumX Metrics

1984HA21      Nucl.Phys. A419, 34 (1984)

K.Hardt, P.Schuler, C.Gunther, J.Recht, K.P.Blume, H.Wilzek

Investigation of 228Th in the (α, α'2n) Reaction

NUCLEAR REACTIONS 230,232Th(α, α'2n), E=56 MeV; measured I(ce), e-γ-coin, Eγ, Iγ. 228,230Th deduced rotational levels, J, π, band structure.

doi: 10.1016/0375-9474(84)90283-5
Citations: PlumX Metrics

1984SC19      Z.Phys. A317, 313 (1984)

P.Schuler, J.Recht, H.Wilzek, K.Hardt, C.Gunther, K.P.Blume, K.Euler, V.Kolschbach

Investigation of 196,198Pt and 202,204Hg with the (d, pnγ) Reaction

NUCLEAR REACTIONS 174Yb, 196,198Pt, 232Th(d, xnp), 174Yb, 196,198Pt, 232Th, 202,204Hg(d, np), E=25 MeV; measured Eγ, Iγ, I(ce), pγ-, γγ-coin. 196,198Pt, 202,204Hg deduced levels, J, π, yrast sequence, γ-branching, B(λ). Interacting boson model.

1983AG01      Nucl.Phys. A399, 199 (1983)

Y.K.Agarwal, J.Recht, H.Hubel, M.Guttormsen, D.J.Decman, H.Kluge, K.H.Maier, J.Dudek, W.Nazarewicz

High-Spin Rotational Bands and Pairing Reduction in 166Hf

NUCLEAR REACTIONS 150Sm(20Ne, 4n), E=105 MeV; measured Eγ, Iγ, γγ(θ), γγ-coin. 166Hf deduced levels, J, π. Cranking model.

doi: 10.1016/0375-9474(83)90603-6
Citations: PlumX Metrics

1983GU05      Nucl.Phys. A398, 119 (1983)

M.Guttormsen, A.V.Grumbkow, Y.K.Agarwal, K.P.Blume, K.Hardt, H.Hubel, J.Recht, P.Schuler, H.Kluge, K.H.Maier, A.Maj, N.Roy

The (νi213/2)(8+, 10+, 12+) Triplets in 190-196Hg

NUCLEAR REACTIONS 181Ta(14N, 5n), E=100 MeV; 192,194,196Pt(α, 4n), E=50 MeV; measured (ce)(ce)(t). 190,192,194,196Hg deduced levels, J, π, M1/E2 mixing, γ-multipolarity, B(E2). Superconducting solenoid, Si(Li) detectors.

doi: 10.1016/0375-9474(83)90651-6
Citations: PlumX Metrics

1983GU12      Z.Phys. A312, 155 (1983)

M.Guttormsen, K.P.Blume, Y.K.Agarwal, A.v.Grumbkow, K.Hardt, H.Hubel, J.Recht, P.Schuler

Rotation Aligned Bands and Configuration Dependent Interaction in 189Hg

NUCLEAR REACTIONS 181Ta(14N, 6n), E=100 MeV: measured Eγ, Iγ, (ce)(ce)-, γγ-coin, γ(θ). 189Hg deduced levels, J, π. Ge(Li), NaI, Si-Li detectors.

doi: 10.1007/BF01412158
Citations: PlumX Metrics

1983HA15      Z.Phys. A312, 251 (1983)

K.Hardt, Y.K.Agarwal, C.Gunther, M.Guttormsen, R.Kroth, J.Recht, F.A.Beck, T.Byrski, J.C.Merdinger, A.Nourredine, D.C.Radford, J.P.Vivien, C.Bourgeois

Observation of the Weakly Deformed νi213/2 Band in 188Hg

NUCLEAR REACTIONS 168Er(24Mg, 4n), E=125 MeV; measured Eγ, Iγ, γγ-coin. 188Hg deduced levels, J, π, rotation aligned band structure, isomer T1/2, γ-branching, B(E2), configuration.

doi: 10.1007/BF01412168
Citations: PlumX Metrics

1983HA31      Nucl.Phys. A407, 127 (1983)

K.Hardt, P.Schuler, C.Gunther, J.Recht, K.P.Blume

In-Beam Investigation of High-Spin States in Actinides with (α, xn) Compound Reactions

NUCLEAR REACTIONS 230,232Th, 238U(α, 4n), E=40 MeV; 235U(α, 3n), E=35 MeV; 238U(α, 2n), E=30, 35 MeV; measured I(ce), eγ-coin, Eγ, Iγ. 230,232U, 236,238,240Pu deduced rotational levels, J, π.

doi: 10.1016/0375-9474(83)90311-1
Citations: PlumX Metrics

1983HA44      Z.Phys. A314, 83 (1983)

K.Hardt, P.Schuler, C.Gunther, J.Recht, K.P.Blume

Investigation of the Ground State Rotational Bands in 233U and 239Pu in the (α, 3n) Reactions

NUCLEAR REACTIONS 232Th, 238U(α, 3n), E=35 MeV; measured I(ce), γ(ce). 239Pu deduced levels, J, π, K, rotational bands, μ, δ, quadrupole moment, g(k), g(R). 233U deduced levels, J, π, K, rotational bands.

doi: 10.1007/BF01411834
Citations: PlumX Metrics

1983HU15      Z.Phys. A314, 89 (1983)

H.Hubel, M.Guttormsen, K.P.Blume, J.Recht, A.von Grumbkow, K.Hardt, P.Schuler, Y.K.Agarwal, A.Maj

Isomeric Transitions in 203Bi and 205Bi

NUCLEAR REACTIONS 203,205Tl(α, 4n), E=50 MeV; measured Eγ, Iγ, γ(θ), (ce)(ce)(t). 203,205Bi deduced levels, J, π, B(Eλ), T1/2. Electron spectrometers, Si(Li)-, Ge-detectors.

1983RE03      Phys.Lett. 122B, 207 (1983)

J.Recht, Y.K.Agarwal, M.Guttormsen, H.Hubel, D.J.Decman, H.Kluge, K.H.Maier, N.Roy, J.Dudek, W.Nazarewicz

Delayed Second Band Crossing in 170W

NUCLEAR REACTIONS 150Gd(20Ne, 4n), E=105, 110, 120 MeV; measured γγ-coin, I(ce), Eγ, Iγ. 170W deduced levels, J, π, γ-branching, band structure, γ-multipolarity, kinematic moment of inertia.

doi: 10.1016/0370-2693(83)90685-8
Citations: PlumX Metrics

1982GU10      Nucl.Phys. A383, 541 (1982)

M.Guttormsen, Y.K.Agarwal, C.Gunther, K.Hardt, H.Hubel, A.Kalbus, R.Kroth, G.Mikus, J.Recht, P.Schuler

Band Crossings in Weakly Deformed 190Hg

NUCLEAR REACTIONS 181Ta(14N, 5n), E=100 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). 190Hg deduced levels, J, π, Natural targets, Ge(Li), NaI detectors. Cranking model calculations.

doi: 10.1016/0375-9474(82)90090-2
Citations: PlumX Metrics

1982HA16      Z.Phys. A305, 1 (1982)

K.Hardt, R.Kroth, G.Mikus, C.Gunther, M.Guttormsen, H.Hubel, J.Recht, R.Tischler

Spin Precession of Po in Ni Detected by In-Beam Conversion Electrons and the Magnetic Moment of the 15- Isomer in 204Po

NUCLEAR REACTIONS 204Pb(α, 4n), E=50 MeV; measured ce(θ, H, t); deduced spin precession of Po in Ni. 204Po level deduced g, B(E2). In-beam recoil implantation, iron free orange spectrometer.

doi: 10.1007/BF01415071
Citations: PlumX Metrics

1981KR04      Phys.Lett. 99B, 209 (1981)

R.Kroth, K.Hardt, M.Guttormsen, G.Mikus, J.Recht, W.Vilter, H.Hubel, C.Gunther

Identification of the Missing Rotation-Aligned (νi-213/2) 12+ State in 196Hg

NUCLEAR REACTIONS 194Pt(α, 2n), E=30 MeV; 196Pt(α, 4n), E=48 MeV; 197Au(α, 3n), E=22 MeV; measured γγ-coin, I(ce), ce(t). 196Hg deduced levels, T1/2, J, π, B(E2), γ-branching, configuration, rotation-aligned structure.

doi: 10.1016/0370-2693(81)91109-6
Citations: PlumX Metrics

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