Showing 2009 · nucl-exShow all

12 papers · 2 filters

nucl-ex2009★ 16 cited

beta-decay study of Cu-77

N. Patronis, H. De Witte, M. Gorska +21

A beta-decay study of Cu-77 has been performed at the ISOLDE mass separator with the aim to deduce its beta-decay properties and to obtain spectroscopic information on Zn-77. Neutr…

nucl-ex2009★ 20 cited

A GEANT4 Monte-Carlo Simulation Code for precision beta spectroscopy

F. Wauters, I. Kraev, D. Zakoucky +8

The measurement of the beta asymmetry parameter in nuclear beta decay is a potentially very sensitive tool to search for non V-A components in the charge-changing weak interaction.…

nucl-ex2009★ 20 cited

Precision measurement of the electric quadrupole moment of 31Al and determination of the effective proton charge in the sd-shell

M. De Rydt, G. Neyens, K. Asahi +20

he electric quadrupole coupling constant of the 31Al ground state is measured to be nu_Q = |eQV_{zz}/h| = 2196(21)kHz using two different beta-NMR (Nuclear Magnetic Resonance) tech…

nucl-ex2009★ 77 cited

Magnetic dipole moment of 57,59Cu measured by in-gas-cell laser spectroscopy

T. E. Cocolios, A. N. Andreyev, B. Bastin +10

In-gas-cell laser spectroscopy study of the 57,59,63,65Cu isotopes has been performed for the first time using the 244.164 nm optical transition from the atomic ground state of cop…

nucl-ex2009★ 72 cited

Neutron to Mirror-Neutron Oscillations in the Presence of Mirror Magnetic Fields

I. Altarev, C. A. Baker, G. Ban +43

We performed ultracold neutron (UCN) storage measurements to search for additional losses due to neutron (n) to mirror-neutron (n') oscillations as a function of an applied magneti…

nucl-ex2009★ 89 cited

Test of Lorentz invariance with spin precession of ultracold neutrons

I. Altarev, C. A. Baker, G. Ban +43

A clock comparison experiment, analyzing the ratio of spin precession frequencies of stored ultracold neutrons and Hg atoms is reported. %57 No daily variation of this rati…

nucl-ex2009★ 61 cited

Dual Chamber Laser Ion Source at Lisol

Yu. Kudryavtsev, T. E. Cocolios, J. Gentens +6

A new type of the gas cell for the resonance ionization laser ion source at the Leuven Isotope Separator On Line (LISOL) has been developed and tested at off-line and on-line condi…

nucl-ex2009★ 41 cited

The Laser Ion Source Trap (LIST) coupled to a gas cell catcher

T. Sonoda, T. E. Cocolios, J. Gentens +6

The proof of principle of the Laser Ion Source Trap (LIST) coupled to a gas cell catcher system has been demonstrated at the Leuven Isotope Separator On-Line (LISOL). The experimen…

nucl-ex2009★ 18 cited

Evidence for a beta-decaying 1/2- isomer in 71Ni

I. Stefanescu, D. Pauwels, N. Bree +10

We report on the investigation of the population mechanism for the 454-KeV level in 71Cu. This level was identified for the first time in a recent Coulomb excitation measurement wi…

nucl-ex2009★ 60 cited

Structure of 65,67Co studied through the beta decay of 65,67Fe and a deep-inelastic reaction

D. Pauwels, O. Ivanov, N. Bree +26

The neutron-rich isotopes 65,67Fe and 65Co have been produced at the LISOL facility, Louvain-La-Neuve, in the proton-induced fission of 238U. Beams of these isotopes have been extr…

nucl-ex2009★ 50 cited

Measurement of the Transverse Polarization of Electrons Emitted in Free Neutron Decay

A. Kozela, G. Ban, A. Białek +10

Both components of the transverse polarization of electrons emitted in the beta-decay of polarized, free neutrons have been measured. The T-odd, P-odd correlation coefficient quant…

nucl-ex2009★ 34 cited

Beta asymmetry parameter in the decay of 114In

F. Wauters, V. De Leebeeck, I. Kraev +5

The beta asymmetry parameter A for the pure Gamow-Teller decay of 114In is reported. The low temperature nuclear orientation method was combined with a GEANT4 based simulation code…