Prof. Dr. Hermann Nienhaus

Profile

Academic position	Associate Professor, Senior Lecturer, Reader
Research fields	Surface Physics,Semiconductor Physics
Keywords	Schottky diodes, Non-adiabatic processes at surfaces, chemicurrent, Chemical reactions at surfaces, Surface chemiluminescence

Current contact address

Country	Germany
City	Duisburg
Institution	Universität Duisburg-Essen
Institute	Fachgebiet Experimentalphysik

Host during sponsorship

Prof. Dr. W. Henry Weinberg	Department of Chemical Engineering, University of California, Santa Barbara, Santa Barbara
Start of initial sponsorship	01/06/1997

Programme(s)

1997	Feodor Lynen Research Fellowship Programme

Publications (partial selection)

2002	H. Nienhaus, B. Gergen, W.H. Weinberg, E.W. McFarland: Detection of chemically induced hot charge carriers with ultrathin metal film Schottky contacts. In: Surface Science, 2002, 172-181
2002	Hermann Nienhaus: Electronic excitations by chemical reactions on metal surfaces. In: Surface Science Reports, 2002, 1-78
2001	B. Gergen, H. Nienhaus, W.H. Weinberg, E.W. McFarland: Chemically induced electronic excitations at metal surfaces. In: Science, 2001, 2521-2523
2001	B. Gergen, S.J. Weyers, H. Nienhaus, W.H. Weinberg, E.W. McFarland: Observation of excited electrons from non-adiabatic molecular reactions of NO and O2 on polycrystalline Ag. In: Surface Science, 2001, 123-132
2000	H. Nienhaus, H.S. Bergh, B. Gergen, A. Majumdar, W.H. Weinberg, E.W. McFarland: Direct detection of electron-hole pairs created by chemical reactions on metal surfaces. In: Surface Science, 2000, 335-342
2000	B. Gergen, H. Nienhaus, W.H. Weinberg, E.W. McFarland: Morphological investigation of ultrathin Ag and Ti films grown on hydrogen terminated Si(111). In: Journal of Vacuum Science and Technology B, 2000, 2401-2405
1999	H.S. Bergh, B. Gergen, H. Nienhaus, A. Majumdar, W.H. Weinberg, E.W. McFarland: An ultrahigh vaccum system for the fabrication and characterization of ultra-thin metal-semiconductor films and sensors. In: Reviews of Scientific Instruments, 1999, 2087-2094
1999	Hermann Nienhaus, H.S. Bergh, B. Gergen, A. Majumdar, W.H. Weinberg, E.W. McFarland: Electron-hole pair creation at Ag and Cu surfaces by adsorption of atomic hydrogen and deuterium. In: Physical Review Letters, 1999, 446-449
1999	H. Nienhaus, B. Gergen, H.S. Bergh, A. Majumdar, W.H. Weinberg, E.W. McFarland: Photon shield for atomic hydrogen plasma sources. In: Journal of Vacuum Science and Technology A, 1999, 670-672
1999	H. Nienhaus, H.S. Bergh, B. Gergen, A. Majumdar, W.H. Weinberg, E.W. McFarland: Selective H atom sensors using ultrathin Ag/Si Schottky diodes. In: Applied Physics Letters, 1999, 4046-4048
1999	H. Nienhaus, H.S. Bergh, B. Gergen, A. Majumdar, W.H. Weinberg, E.W. McFarland: Ultrathin Cu films on Si(111): Schottky barrier formation and sensor applications. In: Journal of Vacuum Science and Technology A, 1999, 1683-1687