A. Dewald

Publication List Details

Period

1980 - 2008

Number

62

Co-Authors

Investigation of lifetimes in quadrupole bands of 142Gd (2008)

Lieder, E.O., Pasternak, A.A., Lieder, R.M., Efimov, A.D., Mikhajlov, V.M., Carlsson, B.G., ...

For a level scheme investigation of 142Gd an experiment with the gamma-spectrometer EUROBALL III has been carried out and lifetimes have been measured with EUROBALL IV using the Doppler-shift...

High-spin gamma-ray spectroscopy in 52Mn (2007)

Axiotis, M., Lenzi, S. M., Mărginean, N., Napoli, D. R., Ur, C. A., Brandolini, F., ...

The electromagnetic decay properties of high-spin states in 52Mn have been studied through various experiments with the GASP and EUROBALL arrays plus the ISIS light charged-particle detector and the...

Shape and structure of N=Z 64Ge; Electromagnetic transition rates from the application of the Recoil Distance Method to knock-out reaction (2007)

Starosta, K., Dewald, A., Dunomes, A., Adrich, P., Amthor, A. M., Baumann, T., ...

Transition rate measurements are reported for the first and the second 2+ states in N=Z 64Ge. The experimental results are in excellent agreement with large-scale Shell Model calculations applying...

Transition Probabilities in $^{134}$Pr: A Test for Chirality in Nuclear Systems (2006)

Tonev, D., De Angelis, G., Petkov, P., Dewald, A., Brant, S., Frauendorf, S., ...

Exited states in $^{134}$Pr were populated in the fusion-evaporation reaction $^{119}Sn(^{19}F,4n)^{134}$Pr. Recoil distance Doppler-shift and Doppler-shift attenuation measurements using the...

Transition Probabilities in $^{134}$Pr: A Test for Chirality in Nuclear Systems (2006)

Tonev, D., De Angelis, G., Petkov, P., Dewald, A., Brant, S., Frauendorf, S., ...

Exited states in $^{134}$Pr were populated in the fusion-evaporation reaction $^{119}Sn(^{19}F,4n)^{134}$Pr. Recoil distance Doppler-shift and Doppler-shift attenuation measurements using the...

Application of the Time of Flight Technique for Lifetime Measurements with Relativistic Beams of Heavy Nuclei (2005)

Chester, A., Adrich, P., Becerril, A., Bazin, D., Campbell, C. M., Cook, J. M., ...

A novel method for picosecond lifetime measurements of excited gamma-ray emitting nuclear states has been developed for fast beams from fragmentation reactions. A test measurement was carried out...

Lifetime measurements of normal deformed states in 71165Lu (2005)

Andgren, K., Podolyák, Zs., Dewald, A., Xu, F. R., Algora, A., Axiotis, M., ...

Picosecond lifetimes of medium spin states in 165Lu were measured for the first time. The reaction used to populate the nucleus of interest was 139La(30Si,4n)165Lu at a beam energy of 135 MeV. The...

Check for chirality in real nuclei (2005)

Tonev, D., De Angelis, G., Petkov, P., Dewald, A., Gadea, A., Pejovic, P., ...

Exited states in $^{134}$Pr were populated in the fusion-evaporation reaction $^{119}$Sn($^{19}$F, 4n) $^{134}$Pr. Recoil distance Doppler-shift and Doppler-shift attenuation measurements using the...

Check for chirality in real nuclei (2005)

Tonev, D., De Angelis, G., Petkov, P., Dewald, A., Gadea, A., Pejovic, P., ...

Exited states in $^{134}$Pr were populated in the fusion-evaporation reaction $^{119}$Sn($^{19}$F, 4n) $^{134}$Pr. Recoil distance Doppler-shift and Doppler-shift attenuation measurements using the...

49Cr: Towards full spectroscopy up to 4 MeV (2004)

Brandolini, F., Ribas, R. V., Axiotis, M., De Poli, M., Menegazzo, R., Napoli, D. R., ...

The nucleus 49Cr has been studied analysing gamma-gamma coincidences in the reaction 46Ti(alpha,n)49Cr at the bombarding energy of 12 MeV. The level scheme has been greatly extended at low excitation...

Investigation of low spin states in 48-Cr with the MINIBALL spectrometer (2003)

Jessen, K., Dewald, A., Eberth, J., Gersch, G., Jolie, J., Pietralla, N., ...

Low spin states in the self-conjugate even-even nucleus 48-Cr were investigated using the MINIBALL gamma-ray spectrometer. At the FN tandem accelerator in Cologne the 46-Ti(3-He,n) reaction was used...

Deviations from axial symmetry in 181Os (2002)

Podolyák, Zs., Al-Garni, S., Casten, R. F., Cooper, J. R., Cullen, D. M., Dewald, A., ...

Lifetimes of rotational states built on the 7/2-[514] and 1/2-[521] Nilsson single-particle orbitals in 181Os have been measured using the coincidence recoil-distance method. The experimentally...

Transition rates and nuclear structure changes in mirror nuclei 47Cr and 47V (2002)

Tonev, D., Petkov, P., Dewald, A., Klug, T., Von Brentano, P., Andrejtscheff, W., ...

Lifetime measurements in the mirror nuclei 47Cr and 47V were performed by means of the Doppler-shift attenuation method using the multidetector array EUROBALL, in conjunction with the ancillary...

High precision quadrupole moment measurements of states up to I-20h in the yrast band of Er-158 (2002)

Shepherd, S, Simpson, J, Dewald, A, Petkov, P, Nolan, PJ, Riley, MA, ...

The lifetimes of excited states in the yrast band in Er-158 up to I-pi = 20(+) have been measured to high precision by means of the Gammasphere spectrometer using the coincidence recoil distance...

Spreading widths for superdeformed states in Hg-194 and Pb-194 (2001)

Krucken,R., Dewald,A., Von Brentano,P., Weidenmüller,H. A.

Using several theoretical models, we have obtained estimates for the spreading widths Gamma (!) for the decay out of a superdeformed (SD) band. We pay particular attention to the statistical model by...

Spreading widths for superdeformed states in Hg-194 and Pb-194 (2001)

Krucken,R., Dewald,A., Von Brentano,P., Weidenmüller,H. A.

Using several theoretical models, we have obtained estimates for the spreading widths Gamma (!) for the decay out of a superdeformed (SD) band. We pay particular attention to the statistical model by...

Spreading widths for superdeformed states in Hg-194 and Pb-194 (2001)

Krucken, R., Dewald, A., Von Brentano, P., Weidenmüller, H. A.

Using several theoretical models, we have obtained estimates for the spreading widths Gamma (!) for the decay out of a superdeformed (SD) band. We pay particular attention to the statistical model by...

Spreading widths for superdeformed states in Hg-194 and Pb-194 (2001)

Krucken, R., Dewald, A., Von Brentano, P., Weidenmüller, H. A.

Using several theoretical models, we have obtained estimates for the spreading widths Gamma (!) for the decay out of a superdeformed (SD) band. We pay particular attention to the statistical model by...

Quasideuteron configurations in 46V and 58Cu (2000)

Von Brentano, P., Lisetskiy, A. F., Dewald, A., Friessner, C., Schmidt, A., Schneider, I., ...

The data on low spin states in the odd-odd nuclei 46V and 58Cu investigated with the 46Ti(p,ngamma)46V, 32S(16O,pn)46V and 58Ni(p,ngamma)58Cu reactions at the FN-TANDEM accelerator in Cologne are...

Low-Spin Spectroscopy of 50Mn (2000)

Von Brentano, P., Dewald, A., Friessner, C., Lisetskiy, A. F., Pietralla, N., Schneider, I., ...

The data on low spin states in the odd-odd nucleus 50Mn investigated with the 50Cr(p,ngamma)50Mn fusion evaporation reaction at the FN-TANDEM accelerator in Cologne are reported. Shell model and...

BAND STRUCTURE IN 84Sr (1980)

Dewald, A., Kaup, U., Gast, W., Gelberg, A., Zell, K., ...

Excited levels in 84Sr have been populated in the reactions 76Ge (12C, 4n) and 81Br (6Li,3n). Singles and coincidence gamma-ray spectra as well as angular distributions were measured. Lifetimes were...

BAND STRUCTURE IN 84Sr (1980)

Dewald, A., Kaup, U., Gast, W., Gelberg, A., Zell, K., ...

Excited levels in 84Sr have been populated in the reactions 76Ge (12C, 4n) and 81Br (6Li,3n). Singles and coincidence gamma-ray spectra as well as angular distributions were measured. Lifetimes were...

BAND STRUCTURE IN 84Sr (1980)

Dewald, A., Kaup, U., Gast, W., Gelberg, A., Zell, K., ...

Excited levels in 84Sr have been populated in the reactions 76Ge (12C, 4n) and 81Br (6Li,3n). Singles and coincidence gamma-ray spectra as well as angular distributions were measured. Lifetimes were...