Concepedia

Stefan Keller

SK

Statistics

Publications

22

Citations

1.1K

H-Index

17

Active since

1991

Affiliations

University of Duisburg-Essen(Current)

Norsk Hydro (Germany)

Siemens (Germany)

University of Stuttgart

Essen University Hospital

Stefan Keller is an author at University of Duisburg-Essen specializing in natural sciences, raman spectroscopy, and optical spectroscopy.

Publications per year

1991–2019

22

Publications

22

FT-IR spectroscopy and FT-Raman spectroscopy are powerful analytical tools for the non-invasive characterization of intact microbial cells

D. Naumann, Stefan Keller, Dieter Helm et al. · Journal of Molecular Structure · 1995 · 166 citations

, , +12

Near-infrared Fourier transform Raman spectroscopy: Facing absorption and background

Bernhard Schräder, Andreas Hoffmann, Stefan Keller · Spectrochimica Acta Part A Molecular Spectroscopy · 1991 · 99 citations

, , +13

Enhancement factor of surface‐enhanced Raman scattering on silver and gold surfaces upon near‐infrared excitation. Indication of an unusual strong contribution of the chemical effect

Peter Hildebrandt, Stefan Keller, Andreas Hoffmann et al. · Journal of Raman Spectroscopy · 1993 · 82 citations

, , +17

NIR Raman spectroscopy in medicine and biology: results and aspects

Bernhard Schräder, B. Dippel, I Erb et al. · Journal of Molecular Structure · 1999 · 78 citations

, , +12

Accurate determination of flow curves using the bulge test with optical measuring systems

J. Mulder, H. Vegter, Holger Aretz et al. · Journal of Materials Processing Technology · 2015 · 69 citations · Full text

, , +13

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