Publications (18)
The spin state transition in LaCoO; revising a revision
M. W. Haverkort, Z. Hu, J. C. Cezar +11
Using soft x-ray absorption spectroscopy and magnetic circular dichroism at the Co- edge we reveal that the spin state transition in LaCoO can be well described by a…
Exclusive electroproduction of two pions at HERA
ZEUS collaboration, H. Abramowicz, I. Abt +302
The exclusive electroproduction of two pions in the mass range 0.4 < MÏÏ < 2.5 GeV has been studied with the ZEUS detector at HERA using an integrated luminosity of 82 pb-1. The…
Inclusive-jet photoproduction at HERA and determination of alphas
ZEUS Collaboration, H. Abramowicz, I. Abt +303
Inclusive-jet cross sections have been measured in the reaction ep->e+jet+X for photon virtuality Q2 < 1 GeV2 and gamma-p centre-of-mass energies in the region 142 < W(gamma-p) < 2…
Measurement of beauty production in deep inelastic scattering at HERA using decays into electrons
ZEUS collaboration, H. Abramowicz, I. Abt +311
The production of beauty quarks in ep interactions has been studied with the ZEUS detector at HERA for exchanged four-momentum squared Q^2 > 10 GeV^2, using an integrated luminosit…
Measurement of the t dependence in exclusive photoproduction of Upsilon(1S) mesons at HERA
ZEUS collaboration, H. Abramowicz, I. Abt +300
The exclusive photoproduction reaction gamma p -> Upsilon(1S) p has been studied with the ZEUS detector in ep collisions at HERA using an integrated luminosity of 468 pb^-1. The me…
Production of Z0 bosons in elastic and quasi-elastic ep collisions at HERA
ZEUS collaboration, H. Abramowicz, I. Abt +300
The production of Z0 bosons in the reaction ep -> eZ0p*, where p* stands for a proton or a low-mass nucleon resonance, has been studied in ep collisions at HERA using the ZEUS dete…
Magnetic heat transport in RCuO (R = La, Pr, Nd, Sm, Eu, and Gd)
K. Berggold, T. Lorenz, J. Baier +8
We have studied the thermal conductivity on single crystalline samples of the antiferromagnetic monolayer cuprates RCuO with R = La, Pr, Nd, Sm, Eu, and Gd. For a heat…
Measurement of high-Q2 neutral current deep inelastic e+p scattering cross sections with a longitudinally polarised positron beam at HERA
ZEUS Collaboration, H. Abramowicz, I. Abt +300
Measurements of neutral current cross sections for deep inelastic scattering in e+p collisions at HERA with a longitudinally polarised positron beam are presented. The single-diffe…
Correlative Microscopy of Morphology and Luminescence of Cu porphyrin aggregates
M. Bahrami, S. Kraft, J. Becker +7
Transfer of energy and information through molecule aggregates requires as one important building block anisotropic, cable-like structures. Knowledge on the spatial correlation of…
Magnetoelastic coupling across the metamagnetic transition in CaSrRuO (0.2 < x < 0.5)
J. Baier, P. Steffens, O. Schumann +11
The magnetoelastic coupling in CaSrRuO and in CaSrRuO has been studied combining high-resolution dilatometer and diffraction techniques. Bot…
Measurement of heavy-quark jet photoproduction at HERA
ZEUS Collaboration, H. Abramowicz, I. Abt +309
Photoproduction of beauty and charm quarks in events with at least two jets has been measured with the ZEUS detector at HERA using an integrated luminosity of 133 . The fr…
Scaled momentum distributions for K0s and Lambda/bar Lambda in DIS at HERA
ZEUS Collaboration, H. Abramowicz, I. Abt +300
Scaled momentum distributions for the strange hadrons K0s and Lambda/bar Lambda were measured in deep inelastic ep scattering with the ZEUS detector at HERA using an integrated lum…
Measurement of beauty production in DIS and F_2^bbbar extraction at ZEUS
ZEUS collaboration, H. Abramowicz, I. Abt +311
Beauty production in deep inelastic scattering with events in which a muon and a jet are observed in the final state has been measured with the ZEUS detector at HERA using an integ…
Challenges in QCD matter physics - The Compressed Baryonic Matter experiment at FAIR
CBM Collaboration, T. Ablyazimov, A. Abuhoza +585
Substantial experimental and theoretical efforts worldwide are devoted to explore the phase diagram of strongly interacting matter. At LHC and top RHIC energies, QCD matter is stud…
Magnetoresistance, specific heat and magnetocaloric effect of equiatomic rare-earth transition-metal magnesium compounds
H. Hartmann, K. Berggold, S. Jodlauk +6
We present a study of the magnetoresistance, the specific heat and the magnetocaloric effect of equiatomic Mg intermetallics with , Eu, Gd, Yb and $T = {\rm Ag}…
Search for single-top production in ep collisions at HERA
ZEUS Collaboration, H. Abramowicz, I. Abt +300
A search for single-top production, , has been performed with the ZEUS detector at HERA using data corresponding to an integrated luminosity of $0.37\fbi$. No e…
Electronic structure of AuMg and AgMg ( = Eu, Gd, Yb)
Jan Gegner, T. C. Koethe, Hua Wu +5
We have investigated the electronic structure of the equiatomic EuAuMg, GdAuMg, YbAuMg and GdAgMg intermetallics using x-ray photoelectron spectroscopy. The spectra revealed that t…
Thermal expansion of the magnetically ordering intermetallics RTMg (R = Eu, Gd and T = Ag, Au)
J. Rohrkamp, O. Heyer, T. Fickenscher +5
We report measurements of the thermal expansion for two Eu- and two Gd-based intermetallics which exhibit ferro- or antiferromagnetic phase transitions. These materia…