Concepedia

Helmut. Knoeppel

HK

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Publications

1

Citations

29

H-Index

1

Active since

1986

Helmut. Knoeppel is an author specializing in mass spectrometric analysis, natural sciences, and quadrupole interaction.

Publications per year

1986–1986

1

Publications

1

Comparison of the reproducibility of negative ion chemical ionization mass spectra obtained by different reagent gases on two commercial quadrupole instruments

Michael Oehme, Dietmar. Stoeckl, Helmut. Knoeppel · Analytical Chemistry · 1986 · 29 citations

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