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Stefan Wehner

Prof. Dr. Stefan Wehner

Oberflächenphysik, Universität Koblenz

Universitätsstraße 1, 56070 Koblenz

  • +49261/287-2341
  • +49261/287-1002341
  • 0000-0003-0291-2145
Publikationen
Ergebnisse pro Seite:  25

Fischer, Christian B.; Rohrbeck, Magdalena; Wehner, Stefan et al.

Interlayer formation of hard Diamond-like Carbon Coatings on soft Polyethylene material

5th Joint BER II and BESSY II Users‘ Meeting. Berlin. 2012


Rohrbeck, Magdalena; Fischer, C. B.; Wehner, S. et al.

Surface characterization of diamond-like carbon coated polyethylene

Abstract Book CMD-24 ECOSS-29 CMMP-12 ECSCD-11. Edinburgh International Conference Centre, Edinburgh, Scotland, UK. 2012 S. 212 - 213


Rohrbeck, M.; Fischer, C. B.; Wehner, S.

Adhesion Behavior of Bacteria on Raw and Modified Polyurethane Surfaces

Biomater 2011; 12(1-4):79-90. Justus-Liebig-Universität Gießen. 2011


Cisternas, Jaime; Lecaros, Rodrigo; Wehner, Stefan

Carbon monoxide oxidation on Iridium(111) surfaces driven by strongly colored noise

European Physical Journal D. Bd. 62. H. 1. Berlin: Springer 2011 S. 91 - 102


Fischer, Christian B.; Wehner, Stefan

DLC coatings on plastics for industrial purposes

481. WE-Heraeus-Seminar „Energy Materials Research by neutrons and Synchrotron Radiation“. Bad Honnef. 2011


Fischer, Christian B.; Zentgraf, Simon; Wehner, Stefan

Multiscale surface analysis of DLC-coated plastic materials of medicinal relevance

Verhandl. DPG (VI) 46. Technische Universität Dresden. 2011


Wehner, Stefan; Wilson, Jarod; Omar Unac, Rodolfo et al.

Use of effusive molecular beams to measure kinetics of catalytic reactions

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY. Bd. 241. 2011


Haegel, Stefan; Zecho, Thomas; Wehner, Stefan

A technique for extending the precision and the range of temperature programmed desorption toward extremely low coverages

Review of Scientific Instruments. Bd. 81. H. 3. Melville, NY: American Institute of Physics 2010 033904


Cisternas, Jaime; Escaff, Daniel; Descalzi, Orazio et al.

Carbon Monoxide Oxidation on Iridium(111) Surfaces under Colored Noise

International Journal of Bifurcation and Chaos. Bd. 20. H. 2. Singapore: World Scientific Publishing 2010 S. 243 - 254


Wehner, Stefan; Karpitschka, Stefan; Burkov, Yevgen et al.

Stochastic aspects of pattern formation during the catalytic oxidation of CO on Pd(111) surfaces

PHYSICA D-NONLINEAR PHENOMENA. Bd. 239. H. 11. 2010 S. 746 - 751


Fischer, Christian B.; Ehrenhaft, Gitta; Schubert-Unkmeir, Alexandra et al.

Preparation and Study of Bacterial Layers on SWCNT Films with Subsequent Carbonization

Open Surface Science Journal. Bd. 1. Sharjah: Bentham Science Publishers 2009 S. 50 - 53


Karpitschka, Stefan; Wehner, Stefan; Küppers, Jürgen

Reaction hysteresis of the CO + O → CO₂ reaction on palladium(111)

Journal of Chemical Physics. Bd. 130. H. 5. Melville, NY: American Institute of Physics 2009


Cisternas, Jaime; Escaff, Daniel; Descalzi, Orazio et al.

Stochastic Model calculation of the carbon monoxide oxidation on Iridium(111) surfaces

International Journal of Bifurcation and Chaos. Bd. 19. H. 10. Singapore: World Scientific Publishing 2009 S. 3461 - 3472


Wehner, Stefan

The CO Oxidation Reaction on Ir(111) Surfaces: Bistability, Noise and Spatiotemporal Patterns in Experiment and Modeling

International Journal of Bifurcation and Chaos. Bd. 19. H. 8. Singapore: World Scientific Publishing 2009 S. 2637 - 2675


Wehner, Stefan; Hoffmann, Patrick; Schmeißer, Dieter et al.

Influence of the substrate on the pattern formation of a surface reaction

AIP Conference Proceedings. Bd. 913. 2007 S. 121 - 126



Hoffmann, Patrick; Wehner, Stefan; Schmeisser, Dieter et al.

Noise-induced spatiotemporal patterns in a bistable reaction-diffusion system: Photoelectron emission microscopy experiments and modeling of the CO oxidation reaction on Ir(111)

Physical Review E. Bd. E73. H. 5. Woodbury, NY: American Institute of Physics 2006 S. 056123


Wehner, Stefan; Hoffmann, Patrick; Schmeißer, Dieter et al.

The consequences of anisotropic diffusion and noise: PEEM at the CO oxidation reaction on stepped Ir(1 1 1) surfaces

Chemical Physics Letters. Bd. 423. H. 1-3. Amsterdam: Elsevier 2006 S. 39 - 44


Wehner, Stefan; Hoffmann, Patrick; Schmeißer, Dieter et al.

Spatiotemporal Patterns of External Noise-Induced Transitions in a Bistable Reaction-Diffusion System: Photoelectron Emission Microscopy Experiments and Modeling

Physical Review Letters. Bd. 95. H. 3. College Park, MD: American Physical Society 2005


Hayase, Yumino; Wehner, Stefan; Küppers, Jürgen et al.

The role of sampling time in measurements of the CO₂ kinetics of the bistable reaction CO+O₂ → CO₂ on Ir(111) surfaces

Physica D: Nonlinear Phenomena. Bd. 205. H. 1-4. Amsterdam: Elsevier 2005 S. 15 - 24


Hayase, Yumino; Wehner, Stefan; Küppers, Jürgen et al.

External noise imposed on the reaction-diffusion system CO + O₂ → CO₂ on Ir(111) surfaces: Experiment and theory

Physical Review E. Bd. 69. H. 2. Woodbury, NY: American Institute of Physics 2004


Wehner, Stefan; Paffett, M.T.; Zaera, Francisco

Molecular Beam Studies of the Kinetics of Thermal Conversion of N₂O on Rh(111) Single-Crystal Surfaces

Journal of Physical Chemistry B : American Chemical Society. B, Condensed matter, materials, surfaces, interfaces & biophysical chemistry. Bd. 108. H. 48. Washington, DC: American Chemical Society 2004 S. 18683 - 18692


Wehner, Stefan; Hayase, Yumino; Brand, Helmut R. et al.

Multiplicative Temperature Noise Applied to a Bistable Surface Reaction:  Experiment and Theory

Journal of Physical Chemistry B : American Chemical Society. B, Condensed matter, materials, surfaces, interfaces & biophysical chemistry. Bd. 108. H. 38. Washington, DC: American Chemical Society 2004 S. 14452 - 14461


Wehner, Stefan; Baumann, Frank; Küppers, Jürgen

Kinetic hysteresis in the CO oxidation reaction on Ir(111) surfaces

Chemical Physics Letters. Bd. 370. H. 1-2. Amsterdam: Elsevier 2003 S. 126 - 131


Wehner, Stefan; Baumann, Frank; Ruckdeschel, M. et al.

Kinetic phase transitions in the reaction CO + O → CO₂ on Ir(111) surfaces

Journal of Chemical Physics. Bd. 119. H. 13. Melville, NY: American Institute of Physics 2003 S. 6823 - 6831