Výsledky vyhledávání

Electric and magnetic dipole excitations to bound states in 70,72,74,76Ge

Autor: B. Starck, H. H. Pitz, F. Steiper, J. Margraf, R. Stock, S. Lindenstruth, U. Kneissl, R.D. Heil, H. Schacht, C. Wesselborg, A. Jung

Publikováno v: Nuclear Physics A. 584:103-132

The nuclei 70,72,74,76 Ge were studied by nuclear resonance fluorescence (NRF) experiments. Partially linearly polarized and unpolarized bremsstrahlung of 9 to 14 MeV endpoint energy was used at the Giessen 65 MeV electron linear accelerator; unpolar

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1c073d651d9d51fd845ccb0576b733ba
https://doi.org/10.1016/0375-9474(94)00626-x

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Low-lying dipole excitations in the isotopes 113,114Cd

Autor: Zs. Németh, C. Wesselborg, Andreas Zilges, P. von Brentano, R.D. Heil, I. Bauske, J. Margraf, W. Geiger, H. H. Pitz, R.-D. Herzberg, H. Maser, U. Kneissl, Norbert Pietralla

Publikováno v: Nuclear Physics A. 580:263-276

High-resolution nuclear resonance flourescence (NRF) experiments have been performed on the nuclei 113,114 Cd using bremsstrahlung and Ge-γ-spectrometers. Precise excitation energies, decay widths and decay branching ratios for numerous new levels (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f2bb7000aafb5a2e69064975ff283752
https://doi.org/10.1016/0375-9474(94)90773-0

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Low-lying E1 and M1 strengths in the deformed nucleus 160Gd

Autor: Martin Schumacher, B. Schlitt, H. Friedrichs, C. Wesselborg, Andreas Zilges, R.D. Heil, J. Margraf, D. Häger, H. H. Pitz, P. von Brentano, G. Müller, U. Kneissl, R.-D. Herzberg

Publikováno v: Nuclear Physics A. 567:266-280

Measurements of the linear polarization of resonantly scattered photons have been used for model-independent parity determinations in nuclear resonance fluorescence experiments. The experiments have been performed at the bremsstrahlung facility of th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::15ed85b76d45de30fd7bf89fba287ede
https://doi.org/10.1016/0375-9474(94)90148-1

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A sectored Ge-Compton polarimeter for parity assignments in photon scattering experiments

Autor: Andreas Zilges, B. Schlitt, R.D. Heil, I. Bauske, H. Friedrichs, C. Wesselborg, J. Margraf, U. Maier, S. Albers, R.-D. Herzberg, P. von Brentano, H. H. Pitz, U. Kneissl

Publikováno v: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 337:416-426

Parities of nuclear levels excited in photon scattering experiments can be determined by measurements of the linear polarization of the scattered photons. The needed theoretical formalism is summarized. A fourfold sectored single crystal Ge-Compton p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5b2753fe3ecbd30cd69c5d53adf79456
https://doi.org/10.1016/0168-9002(94)91111-8

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Precise widths of the 3089 and 3684 keV levels inC13

Autor: Olof Beck, H. Maser, Raymond Moreh, U. Kneissl, H. H. Pitz, J. Margraf, R.D. Heil, W. Geiger, I. Bauske

Publikováno v: Physical Review C. 48:2625-2628

The widths of the 3089 keV and the 3684 keV levels in [sup 13]C are precisely measured using nuclear self-absorption and employing amorphous [sup 13]C absorbers and scatterers. The role of the effective temperature of carbon is discussed in some deta

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bf1867cf958d3b9861c866159c53710f
https://doi.org/10.1103/physrevc.48.2625

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Investigation of low-lying dipole excitations in 182,184,186W

Autor: H. Friedrichs, S. Lindenstruth, J. Margraf, U. Kneissl, H. H. Pitz, R.-D. Herzberg, Andreas Zilges, R.D. Heil, C. Wesselborg, P. von Brentano

Publikováno v: Nuclear Physics A. 563:445-456

High-resolution nuclear resonance fluorescence (NRF) experiments have been performed on the nuclei 182,184,186 W. Several new states with spin J = 1 were discovered in the energy range between 2 and 4 MeV. Ground-state transition widths and K quantum

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cdd71bce35d4941ca89f16e9bc6bf505
https://doi.org/10.1016/0375-9474(93)90122-e

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First identification of dipole excitations to a2+⊗3−⊗particle multiplet in an odd-Anucleus

Autor: C. Wesselborg, H. H. Pitz, U. Kneissl, R.-D. Herzberg, Andreas Zilges, J. Margraf, R.D. Heil, R. V. Jolos, P. von Brentano, F. Dönau

Publikováno v: Physical Review Letters. 70:2880-2883

A photon scattering experiment has been performed on the odd-[ital A] nucleus [sup 143]Nd. Strong dipole excitations have been detected in the energy region around 3.2 MeV. This is near the expected position of the two-phonon (2[sup +][direct product

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::af1d8e66770484fc812c340fe5cb4659
https://doi.org/10.1103/physrevlett.70.2880

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Low energy electric dipole modes in nuclei around N = 82

Autor: C. Wesselborg, P. von Brentano, R.D. Heil, R.-D. Herzberg, Andreas Zilges, H. H. Pitz, U. Kneissl

Publikováno v: Nuclear Physics A. 557:593-601

Nuclear Resonance Fluorescence experiments have been performed on spherical nuclei around neutron number N=82. Detailed information on energies, cross sections and absolute transition strengths (i.e. lifetimes) of dipole excitations between 1 and 4 M

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1dedfd9ef5a38e8e9b52dc39b6e49b29
https://doi.org/10.1016/0375-9474(93)90572-f

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