1999

Calorimetric  Low Temperature Detectors for High Resolution X-Ray Spectroscopy on Stored Highly Stripped Heavy Ions:
A. Bleile, P.Egelhof, H.J. Kluge, U. Liebisch, D. McCammon, H.J. Meier, O. Sebastian, C.K.Stahle, Th. Stöhlker, M. Weber
Submitted to APS, 1999

Formation of Excited States in High-Z Helium-Like Systems
S. Fritsche, Th. Stöhlker, O. Brinzanescu, B. Frick
Submitted to Hyperfine Interactions, 1999
(PS-File: 590 KB):

Time-Reversed Photoionization Studied via Radiative Electron Capture in Heavy-Ion Atom CollisionsTh. Stöhlker, O. Brinzanescu, A. Krämer, T. Ludziejewski, X. Ma
Submitted to X-Ray and Inner Shell Processes; 18^th International Conference, edited by D.S. Gemmel, E.P. Kanter, L. Young)
(PS-FILE: 1.3 MB):

The Angular Distribution of the K-Shell Photoionization Process in Hydrogenlike Uranium: The Identification of Spin-Flip Contributions
Th. Stöhlker, T. Ludziejewski,  F. Bosch, O. Brinzanescu, C. Kozhuharov, A. Kriegal, P.H. Mokler, H.F. Beyer, J. Eichler, S. Hagmann, A. Krämer, D. Liesen, J. Lekki, G. Menzel, H. Reich, P. Rymuza, Z. Stachura, P. Swiat, A. Warczak:
Physical Review Letters 82, 3232 (1999)
(PS-FILE: 471 KB):

Simultaneous Excitation and Ionization in Relativistic Collisions of He-like Uranium Ions with Gaseous Targets
T. Ludziejewski, Th. Stöhlker, D.C. Ionescu, P. Rymuza, H. Beyer, F. Bosch, C. Kozhuharov, A. Krämer, D. Liesen, P.H. Mokler, Z. Stachura, P.Swiat, A. Warczak, R.W. Dunford
Submitted to Phys. Rev. A (1999)
(PS-File: 678 KB):

Charge States and Energy Loss of 300-MeV/u U⁷³⁺ Ions Channeld in a Silicon Crystal
D. Dauvergne, C. Scheidenberger, A. L'Hoir, J.U. Andersen, S. Andriamonje, C. Böckstiegel, M. Chevallier, C. Cohen, N. Cue, S. Szaijkowski, J.S. Forster, H. Geissel, H. Irnich, T. Kandler, R. Kirsch, A. Magel, P.H. Mokler, G. Münzenberg, F. Nickel, Yu.L, Pivovarov, J-C. Poizat, M.F. Politis, J. Remillieux, D. Schmaus, Th. Stöhlker, T. Suzuki and M. Toulemonde
Phys. Rev. A 59, 2813 (1999)

Collision Spectroscopy of Highly Charged Ions at the ESR Storage Ring
Th. Stöhlker
Physica Scripta, Vol T80, 165 (1999)
(PS-File: 642 KB):

Two-Electron Processes in Relativistic Collisions of He-like Uranium with Gaseous Targets
T. Ludziejewski, Th. Stöhlker, H. Beyer, F. Bosch, S. Fritzsche, D.C. Ionescu, C. Kozhuharov, A. Krämer, D. Liesen, P.H. Mokler, P. Rymuza, Z. Stachura, P. Swiat, A. Warczak:
Physica Scripta Vol. T80, 426 (1999)
(PS-FILE: 162 KB):

Excitation of High-Z One- and Two-Electron Ions in Relativistic Collisions with Gaseous Targets
T. Ludziejewski, Th. Stöhlker, H. Beyer, F. Bosch, S. Fritzsche, D.C. Ionescu, C. Kozhuharov, A. Krämer, D. Liesen, P.H. Mokler, P. Rymuza, Z. Stachura, P. Swiat, A. Warczak:
Nuclear Instruments and Methods in Physics Research B 154, 204 (1999)
(PS-FILE: 235 KB):

Measurement of the Spectral Distribution for the Two-Photon Decay of 1s2s1S0 Level in Heliumlike Gold:
H.W. Schäffer, P.H. Mokler, R.W. Dunford, C. Kozhuharov, A. Krämer, T. Ludziejewski, H.-Th. Prinz, P. Rymuza, L. Sarkadi, Th. Stöhlker, P. Swiat, and A. Warczak:
Physica Scripta T80, 469 (1999)

Monte Carlo Simulations of Atomic Processes in a Storage Ring
P. Swiat, A. Warczak, F. Bosch, B. Franzke, O. Klepper, C. Kozhuharov, G. Menzel, P.H. Mokler, H. Reich, Th. Stöhlker, R.W. Dunford, P. Rymuza, T. Ludziejewski, Z. Stachura:
Physica Scripta Vol. T80, 326 (1999)
(PS-FILE: 2.03 MB):

Comparison between the Nonrelativistic Dipole Approximation and the Exact Theory for Radiative Recombination:
O. Brinzanescu, J. Eichler, A. Ichihara, T. Shirai, and Th. Stöhlker:
Physica Scripta, Vol. T80, 324 (1999)

Projectile Excitation Studies for High-Z Ions at a Storage Ring
A. Krämer, Th. Stöhlker, S. Fritzsche, F. Bosch, D.C. ionescu, C. Kozhuharov, T. Ludziejewski, P.H. Mokler, P. Rymuza, Z. Stachura, P. Swiat, A. Warczak
Physica Scripta Vol. T80, 424  (1999)

State Selective Capture Studies: The Contribution of M1-  and E2-Transitions to the Lyman Radiation of H-like Uranium
Th. Stöhlker, F. Bosch, R.W. Dunford, C. Kozhuharov, T. Ludziejewski, P.H. Mokler, Z. Stachura, P. Swiat, A. Warczak: 
Physica Scripta Vol. T80, 379 (1999)
(PS-FILE: 310 KB):

Recombination Measurements of the Heaviest Ions
C. Brandau, T. Bartsch, C. Böhme, F. Bosch, G. Dunn, B. Franzke, A. Hoffknecht, H. Knopp, C. Kozhuharov, A. Krämer, P.H. Mokler, A. Müller, F. Nolden, S, Schippers, Z. Stachura, M. Steck, Th. Stöhlker, T. Winkler, A. Wolf:
Physica Scripta Vol. T80, 318  (1999)

Atomphysik sehr starker Zentralfelder: Die Röntgenstrahlung der schwersten Ein- und Zwei-Elektronensysteme
Thomas Stöhlker
Habilitonsschrift vorgelegt dem Fachbereich der Physik der Wolfgang Goethe-Universität  Frankfurt/Main (1998)
(PS-File: 28 MB, ZIP-PS-File: 3.8MB)

PNC in Hydrogen, Prospects for PNC Experiments Using Helium-Like Ions
R.W. Dunford and Th. Stöhlker:
Frontier Tests of Quantum Electrodynamics and Physics of the Vacuum, edited by E. Zavattini, D. Bakalov, C. Rizzo, in print (1998)

Test of QED in High-Z Hydrogenlike
H.F. Beyer  and Th. Stöhlker
Frontier Tests of Quantum Electrodynamics and Physics of the Vacuum, edited by E. Zavattini, D. Bakalov, C. Rizzo, in print (1998)