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NSR database version of April 25, 2024.

Search: Author = R.Tolle

Found 15 matches.

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2016BE25      Phys.Rev. C 94, 034618 (2016)

F.Bellemann, A.Berg, J.Bisplinghoff, G.Bohlscheid, J.Ernst, C.Henrich, F.Hinterberger, R.Ibald, R.Jahn, R.Joosten, K.Kilian, A.Kozela, H.Machner, A.Magiera, J.Munkel, P.von Neumann-Cosel, P.von Rossen, H.Schnitker, K.Scho, J.Smyrski, R.Tolle, C.Wilkin

Experimental study of the pd(dp) → ³He ππ reactions close to threshold

NUCLEAR REACTIONS ¹H(d, ³Heπ⁺π^-), ²H(p, ³Heπ⁺π^-), at Q<100 MeV; measured ³He using high-resolution spectrograph Big Kar, and charged pion spectra using MOMO detector at COSY accelerator facility in Julich, ΔE-E and time-of-flight (TOF) measurements for particle identification, differential σ as function of kinetic energy of pions; deduced estimate of π⁰π⁰ production. Comparison with previous experimental data, and with predictions of two-step model.

doi: 10.1103/PhysRevC.94.034618
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2007BE03      Phys.Rev. C 75, 015204 (2007)

F.Bellemann, A.Berg, J.Bisplinghoff, G.Bohlscheid, J.Ernst, C.Henrich, F.Hinterberger, R.Ibald, R.Jahn, R.Joosten, K.Kilian, A.Kozela, H.Machner, A.Magiera, J.Munkel, P.von Neumann-Cosel, P.von Rossen, H.Schnitker, K.Scho, J.Smyrski, R.Tolle, C.Wilkin, and the COSY-MOMO Collaboration

Experimental study of the pd → ³He K⁺K^- and pd → ³He φ reactions close to threshold

NUCLEAR REACTIONS ²H(p, K⁺K^-), E ≈ threshold; measured prompt and φ-meson production associated kaon pair spectra, σ(E, θ).

doi: 10.1103/PhysRevC.75.015204
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1999BE60      Phys.Rev. C60, 061002 (1999)

F.Bellemann, A.Berg, J.Bisplinghoff, G.Bohlscheid, J.Ernst, C.Henrich, F.Hinterberger, R.Ibald, R.Jahn, L.Jarczyk, R.Joosten, A.Kozela, H.Machner, A.Magiera, R.Maschuw, T.Mayer-Kuckuk, G.Mertler, J.Munkel, P.von Neumann-Cosel, D.Rosendaal, P.von Rossen, H.Schnitker, K.Scho, J.Smyrski, A.Strzalkowski, R.Tolle, C.Wilkin, and the COSY-MOMO Collaboration

Pion-Pion p-Wave Dominance in the pd → ³He π⁺π^- Reaction Near Threshold

NUCLEAR REACTIONS ²H(p, π⁺π^-), E=546 MeV; measured σ(θ), σ(E); deduced pion-pion p-wave dominance. Kinematically complete experiment.

doi: 10.1103/PhysRevC.60.061002
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1998BA22      Nucl.Phys. A631, 542c (1998)

S.Bavink, F.Bellemann, A.Berg, J.Bisplinghoff, G.Bohlscheid, J.Ernst, C.Henrich, F.Hinterberger, R.Ibald, R.Jahn, L.Jarczyk, R.Joosten, A.Kozela, H.Machner, A.Magiera, R.Maschuw, T.Mayer-Kuckuk, G.Mertler, J.Munkel, P.von Neumann-Cosel, D.Rosendaal, P.von Rossen, H.Schnitker, K.Scho, J.Smyrski, A.Strazalkowski, R.Tolle, R.Wurzinger

Exclusive Near Threshold Two-Pion Production with MOMO Experiment at COSY

NUCLEAR REACTIONS ²H(p, π⁺π^-), E not given; measured two-pion invariant mass spectra, σ(θ). Kinematically complete data.

doi: 10.1016/S0375-9474(98)00064-5
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1997MA64      Nucl.Phys. A626, 395c (1997)

R.Maier, U.Bechstedt, J.Dietrich, S.Martin, D.Prasuhn, A.Schnase, H.Schneider, H.Stockhorst, R.Tolle

Cooler Synchrotron COSY

doi: 10.1016/S0375-9474(97)00562-9
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1996BE99      Acta Phys.Pol. B27, 2945 (1996)

F.Bellemann, A.Berg, J.Bisplinghoff, G.Bohlscheid, J.Ernst, R.Frascaria, C.Henrich, F.Hinterberger, R.Ibald, R.Jahn, L.Jarczyk, R.Joosten, A.Kozela, U.Kuhn, H.Machner, A.Magiera, R.Maschuw, T.Mayer-Kuckuk, G.Mertler, B.Metsch, J.Munkel, P.von Neumann-Cosel, T.von Oepen, H.R.Petry, D.Rosendaal, P.von Rossen, K.Scho, F.Schwandt, R.Siebert, J.Smyrski, A.Strzalkowski, R.Tolle, R.Wurzinger, R.Ziegler

Two-Pion Production at MOMO

1993AC02      Nucl.Phys. A559, 61 (1993)

B.Ackermann, H.Baltzer, C.Ensel, K.Freitag, V.Grafen, C.Gunther, P.Herzog, J.Manns, M.Marten-Tolle, U.Muller, J.Prinz, I.Romanski, R.Tolle, J.deBoer, N.Gollwitzer, H.J.Maier

Collective E1 Transitions in Even-A Ra, Th, and U Nuclei

NUCLEAR REACTIONS ²²⁶Ra(α, xn), ^230,232Th(α, 4n), E=28, 42, 55 MeV; ²²⁶Ra, ^230,232Th(d, np), E=23, 28 MeV; measured Eγ, Iγ, I(ce), (e^-)γ-coin. ²²⁶Ra, ^{224,226,228,230,232}Th, ^230,232U deduced levels, B(λ) ratios, intrinsic electric dipole moments. Other data input.

RADIOACTIVITY ²²⁸Pa(EC), (α); ²³⁰Pa(EC), (α), (β^-) [from ²³²Th(p, xn)]; measured Iγ, I(ce). ²²⁶Ra, ^{224,226,228,230,232}Th, ^230,232U deduced levels, B(E1)/B(E2) ratios, intrinsic electric dipole moments. Other data input.

doi: 10.1016/0375-9474(93)90180-6
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1992DE51      Z.Phys. A344, 41 (1992)

J.de Boer, N.Gollwitzer, A.Losch, H.J.Maier, H.Muller, M.Rohn, B.Ackermann, T.Bihn, V.Grafen, C.Gunther, M.Marten-Tolle, N.Singh, R.Tolle

In-Beam Spectroscopy of ²³¹Pa

NUCLEAR REACTIONS ²³²Th(p, 2n), E=14 MeV; measured I(ce), (ce)(ce)-, γ(ce)-coin. ²³¹Pa(³²S, ³²S'), E=140 MeV; ²³¹Pa(α, α'), E=17 MeV; measured Eγ, Iγ, following Coulomb excitation. ²³¹Pa deduced levels, J, π, M1, E2 transition Iγ, B(λ), quadrupole moment.

doi: 10.1007/BF01291018
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1990HU04      Nucl.Phys. A512, 275 (1990)

J.R.Hughes, R.Tolle, J.de Boer, P.A.Butler, C.Gunther, V.Grafen, N.Gollwitzer, V.E.Holliday, G.D.Jones, C.Lauterbach, M.Marten-Tolle, S.M.Mullins, R.J.Poynter, R.S.Simon, N.Singh, R.J.Tanner, R.Wadsworth, D.L.Watson, C.A.White

Octupole Correlations in ²²⁵Th

NUCLEAR REACTIONS ²²⁶Ra(α, 5n), E=50 MeV; measured Eγ, Iγ, Iγ(θ), I(ce), γγ-, e^-n-, e^-e^--, e^-γ-coin, γ-branching ratios. ²²⁵Th deduced levels, J, π, rotational bands, dipole moment. Radioactive target.

doi: 10.1016/0375-9474(90)93272-8
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1990MA20      Z.Phys. A336, 27 (1990)

M.Marten-Tolle, B.Ackermann, H.Baltzer, T.Bihn, V.Grafen, C.Gunther, H.Hausmann, N.Singh, R.Tolle, J.de Boer, N.Gollwitzer

Investigation of ²²⁴Ra in the ²²⁶Ra(α, α'2n) Reaction

NUCLEAR REACTIONS ²²⁶Ra(α, 2nα), E=55 MeV; measured γ(e^-), (e^-)(e^-)-, (ce)(ce)-coin. ²²⁴Ra deduced levels, J, π, E1/E2 branching ratios.

1989AC01      Z.Phys. A332, 375 (1989)

B.Ackermann, T.Bihn, P.A.Butler, V.Grafen, C.Gunther, J.R.Hughes, G.D.Jones, Ch.Lauterbach, H.J.Maier, M.Marten-Tolle, R.Tolle, R.Wadsworth, D.L.Watson, C.A.White

Level Structure of ²¹⁷Rn and ²²¹Ra Investigated in the Alpha-Decay ²²⁵Th → ²²¹Ra → ²¹⁷Rn

RADIOACTIVITY ²²⁵Th(α) [from ²²⁶Ra(α, 5n), E=52 MeV]; ²²¹Ra(α) [from Th decay]; measured αγ-coin, I(ce). ²²¹Ra, ²¹⁷Rn deduced levels, ICC, Iγ, γ-multipolarity.

1987ZE07      Z.Phys. A328, 399 (1987)

P.Zeyen, B.Ackermann, U.Dammrich, K.Euler, V.Grafen, C.Gunther, P.Herzog, M.Marten-Tolle, B.Prillwitz, R.Tolle, Ch.Lauterbach, H.J.Maier

In-Beam Spectroscopy of the K(π) = 0^- Bands in ^230-236U

NUCLEAR REACTIONS ²³¹Pa(p, 2n), E=14 MeV; ^230,232Th(α, 2n), E=28 MeV; ²³⁶U(d, np), E=25 MeV; measured (ce)(ce)-, γ(ce)-coin. ^{230,232,234,236}U deduced levels, J, π, band characteristics, B(λ) ratios, quadrupole moment.

1986SC18      Phys.Lett. 174B, 241 (1986)

P.Schuler, Ch.Lauterbach, Y.K.Agarwal, J.De Boer, K.P.Blume, P.A.Butler, K.Euler, Ch.Fleischmann, C.Gunther, E.Hauber, H.J.Maier, M.Marten-Tolle, Ch.Schandera, R.S.Simon, R.Tolle, P.Zeyen

High-Spin States in ^224,226,228Th and the Systematics of Octupole Effects in Even Th Isotopes

NUCLEAR REACTIONS ²²⁶Ra(α, 4n), (α, 2n), E=42 MeV; ²²⁶Ra(α, 6n), E=55 MeV; measured Eγ, Iγ, I(ce), γγ-coin, (ce)(ce)-coin. ^220,222,230Th deduced B(E1)/B(E2) ratios, induced electric dipole to quadrupole moment ratio. ^224,226,228Th deduced levels, J, π, γ-branching, B(E1)/B(E2) ratios, induced electric dipole to quadrupole moment ratio. Other data input.

doi: 10.1016/0370-2693(86)91091-9
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1986ZE03      Z.Phys. A325, 451 (1986)

P.Zeyen, K.Euler, V.Grafen, C.Gunther, M.Marten-Tolle, P.Schuler, R.Tolle

Investigation of ^203,205Hg with the (d, pγ) Reaction - Identification of the i_13/2 Neutron Hole State in ²⁰⁵Hg

NUCLEAR STRUCTURE ^201,203,205Hg, ^205,207Po, ²⁰⁵Pb, ^207,209Rn; analyzed level systematics, B(M2).

NUCLEAR REACTIONS ^202,204Hg(d, pγ), E=14, 18 MeV; measured γp-, e^-p-coin, Eγ, Iγ. ^203,205Hg deduced levels, γ-branching, B(M2), hindrance factor. Enriched targets, Ge detectors, iron-free orange-spectrometer.

1985KO13      Nucl.Phys. A439, 189 (1985)

V.Kolschbach, P.Schuler, K.Hardt, D.Rosendaal, C.Gunther, K.Euler, R.Tolle, M.Marten-Tolle, P.Zeyen

On the Rotation-Aligned Coupling of the h_11/2 Proton-Hole States in ^191,193Au

NUCLEAR REACTIONS ^191,193Ir, ^194,196,198Pt(α, 4n), E=50 MeV; measured Eγ, Iγ, γ(θ, H), I(ce), (ce)γ-coin. ¹⁹¹Au deduced levels, J, π. ^191,193Au deduced levels, T_1/2, B(λ), g. ^194,196,198Hg deduced levels T_1/2, B(λ).

doi: 10.1016/0375-9474(85)90427-0
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