Comprehensive two-dimensional gas chromatography–time-of-flight mass spectrometry (GC × GC-TOF) for high resolution metabolomics: biomarker discovery on spleen tissue extracts of obese NZO compared to lean C57BL/6 mice
Welthagen, Werner, Shellie, Robert A, Spranger, Joachim, Ristow, Michael, Zimmermann, Ralf, Fiehn, Oliver
Published in Metabolomics (01.03.2005)
Published in Metabolomics (01.03.2005)
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Journal Article
Application of comprehensive two-dimensional gas chromatography mass spectrometry and different types of data analysis for the investigation of cigarette particulate matter
Gröger, Thomas, Welthagen, Werner, Mitschke, Stefan, Schäffer, Marion, Zimmermann, Ralf
Published in Journal of separation science (01.10.2008)
Published in Journal of separation science (01.10.2008)
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Journal Article
An ultracompact photo-ionization time-of-flight mass spectrometer with a novel vacuum ultraviolet light source for on-line detection of organic trace compounds and as a detector for gas chromatography
Zimmermann, Ralf, Mühlberger, Fabian, Fuhrer, Katrin, Gonin, Marc, Welthagen, Werner
Published in Journal of material cycles and waste management (01.03.2008)
Published in Journal of material cycles and waste management (01.03.2008)
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Journal Article
Comparing the Catalytic Activity of Silica-Supported Vanadium Oxides and the Polymer Nanofiber-Supported Oxidovanadium(IV) Complex toward Oxidation of Refractory Organosulfur Compounds in Hydrotreated Diesel
Dembaremba, Tendai O, van Der Westhuizen, Rina, Welthagen, Werner, Ferg, Ernst, Ogunlaja, Adeniyi S, Tshentu, Zenixole R
Published in Energy & fuels (15.08.2019)
Published in Energy & fuels (15.08.2019)
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Journal Article
Statistical methods for comparing comprehensive two-dimensional gas chromatography–time-of-flight mass spectrometry results: Metabolomic analysis of mouse tissue extracts
Shellie, Robert A., Welthagen, Werner, Zrostliková, Jitka, Spranger, Joachim, Ristow, Michael, Fiehn, Oliver, Zimmermann, Ralf
Published in Journal of Chromatography A (09.09.2005)
Published in Journal of Chromatography A (09.09.2005)
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Journal Article
Conference Proceeding
Comprehensive multidimensional separation methods by hyphenation of single-photon ionization time-of-flight mass spectrometry (SPI-TOF-MS) with GC and GC×GC
Eschner, Markus S, Welthagen, Werner, Gröger, Thomas M, Gonin, Marc, Fuhrer, Katrin, Zimmermann, Ralf
Published in Analytical and bioanalytical chemistry (01.10.2010)
Published in Analytical and bioanalytical chemistry (01.10.2010)
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Journal Article
Comprehensive multidimensional separation methods by hyphenation of single-photon ionization time-of-flight mass spectrometry (SPI-TOF-MS) with GC and GCxGC
Eschner, Markus S, Welthagen, Werner, Gröger, Thomas M, Gonin, Marc, Fuhrer, Katrin, Zimmermann, Ralf
Published in Analytical and bioanalytical chemistry (01.10.2010)
Published in Analytical and bioanalytical chemistry (01.10.2010)
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Journal Article
Comprehensive multidimensional separation methods by hyphenation of single-photon ionization time-of-flight mass spectrometry (SPI-TOF-MS) with GC and GCGC
Eschner, Markus S, Welthagen, Werner, Groeger, Thomas M, Gonin, Marc, Fuhrer, Katrin, Zimmermann, Ralf
Published in Analytical and bioanalytical chemistry (01.10.2010)
Published in Analytical and bioanalytical chemistry (01.10.2010)
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Journal Article
Application of direct thermal desorption gas chromatography and comprehensive two-dimensional gas chromatography coupled to time of flight mass spectrometry for analysis of organic compounds in ambient aerosol particles
Schnelle-Kreis, Jürgen, Welthagen, Werner, Sklorz, Martin, Zimmermann, Ralf
Published in Journal of separation science (01.09.2005)
Published in Journal of separation science (01.09.2005)
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Journal Article
Application of comprehensive two-dimensional gas chromatography mass spectrometry and different types of data analysis for the investigation of cigarette particulate matter: Comprehensive chromatography methods
GRÖGER, Thomas, WELTHAGEN, Werner, MITSCHKE, Stefan, SCHÄFFER, Marion, ZIMMERMANN, Ralf
Published in Journal of separation science (2008)
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Published in Journal of separation science (2008)
Journal Article