Browsing by Person Dorfner, Ralph
Showing results 1 to 5 of 5
Issue Date | Title | Involved Person(s) |
1999 | Anwendung der resonanzverstärkten Lasermassenspektrometrie (REMPI-TOFMS) zur On-Line Analyse Lebensmitteltechnologischer Prozesse | Zimmermann, Ralf; Dorfner, Ralph; Heger, Hans-Jörg; Kettrup, Antonius; Yeretzian, Chahan |
2002 | On-line analysis of coffee roasting off-gas with laser ionisation (REMPI and SPI) mass spectrometry measurement at large scale roasting facilities and on-line determination of the roast degree | Dorfner, Ralph; Ferge, Thomas; Yeretzian, Chahan; Kettrup, Antonius; Zimmermann, Ralf |
1997 | On-line monitoring of food volatiles by laser ionization mass spectroscopy (REMPI_TOFMS) : first results for coffee, tea and cocoa | Zimmermann, Ralf; Heger, Hans Jörg; Dorfner, Ralph; Yeretzian, Chahan; Kettrup, Antonius, et al |
2003 | Real-time monitoring of 4-vinylguaiacol, guaiacol and phenol during roasting by resonant laser ionisation time-of-flight mass-spectrometry | Dorfner, Ralph; Ferge, Thomas; Kettrup, Anthonius; Zimmermann, Ralf; Yeretzian, Chahan |
1999 | Vergleich Zweier massenspektrometrischer Verfahren zur Direktanalyse in der Lebensmittelchemie | Dorfner, Ralph; Zimmermann, Ralph; Kettrup, Antonius; Yeretzian, Chahan; Jordan, Alfons, et al |