Publications of Gert von Helden

Journal Article (117)

Journal Article
C. Kirschbaum, K. Greis, L. Polewski, S. Gewinner, W. Schöllkopf, G. Meijer, G.von Helden and K. Pagel: Unveiling Glycerolipid Fragmentation by Cryogenic Infrared Spectroscopy. Journal of the American Chemical Society 143 (36), 14827–14834 (2021).
Journal Article
M. Grabarics, M. Lettow, A.T. Kirk, G.von Helden, T.J. Causon and K. Pagel: Plate-height model of ion mobility-mass spectrometry: Part 2—Peak-to-peak resolution and peak capacity. Journal of Separation Science 44 (14), 2798–2813 (2021).
Journal Article
C. Kirschbaum, K. Greis, M. Lettow, S. Gewinner, W. Schöllkopf, G. Meijer, G.von Helden and K. Pagel: Non-covalent double bond sensors for gas-phase infrared spectroscopy of unsaturated fatty acids. Analytical and Bioanalytical Chemistry 413 (14), 3643–3653 (2021).
Journal Article
M. Lettow, K. Greis, M. Grabarics, J. Horlebein, R.L. Miller, G. Meijer, G.von Helden and K. Pagel: Chondroitin Sulfate Disaccharides in the Gas Phase: Differentiation and Conformational Constraints. The Journal of Physical Chemistry A 125 (20), 4373–4379 (2021).
Journal Article
C. Kirschbaum, K. Greis, E. Mucha, L. Kain, S. Deng, A. Zappe, S. Gewinner, W. Schöllkopf, G.von Helden, G. Meijer, P.B. Savage, M. Marianski, L. Teyton and K. Pagel: Unravelling the structural complexity of glycolipids with cryogenic infrared spectroscopy. Nature Communications 12, 1201 (2021).
Journal Article
K. Greis, C. Kirschbaum, S. Leichnitz, S. Gewinner, W. Schöllkopf, G.von Helden, G. Meijer, P.H. Seeberger and K. Pagel: Direct Experimental Characterization of the Ferrier Glycosyl Cation in the Gas Phase. Organic Letters 22 (22), 8916–8919 (2020).
Journal Article
M. Grabarics, M. Lettow, A.T. Kirk, G.von Helden, T.J. Causon and K. Pagel: Plate-height model of ion mobility-mass spectrometry. Analyst 145 (19), 6313–6333 (2020).
Journal Article
D. Thomas, R. Chang, E. Mucha, M. Lettow, K. Greis, S. Gewinner, W. Schöllkopf, G. Meijer and G.von Helden: Probing the conformational landscape and thermochemistry of DNA dinucleotide anions via helium nanodroplet infrared action spectroscopy. Physical Chemistry Chemical Physics 22 (33), 18400–18413 (2020).
Journal Article
K. Greis, E. Mucha, M. Lettow, D. Thomas, C. Kirschbaum, S. Moon, A. Pardo-Vargas, G.von Helden, G. Meijer, K. Gilmore, P.H. Seeberger and K. Pagel: The Impact of Leaving Group Anomericity on the Structure of Glycosyl Cations of Protected Galactosides. ChemPhysChem 21 (17), 1905–1907 (2020).
Journal Article
M. Lettow, M. Grabarics, K. Greis, E. Mucha, D. Thomas, P. Chopra, G.-J. Boons, R. Karlsson, J.E. Turnbull, G. Meijer, R.L. Miller, G.von Helden and K. Pagel: Cryogenic Infrared Spectroscopy Reveals Structural Modularity in the Vibrational Fingerprints of Heparan Sulfate Diastereomers. Analytical Chemistry 92 (15), 10228–10232 (2020).
Journal Article
C. Kirschbaum, E.M. Saied, K. Greis, E. Mucha, S. Gewinner, W. Schöllkopf, G. Meijer, G.von Helden, B.L.J. Poad, S.J. Blanksby, C. Arenz and K. Pagel: Resolving Sphingolipid Isomers Using Cryogenic Infrared Spectroscopy. Angewandte Chemie International Edition 59 (32), 13638–13642 (2020).
Journal Article
C. Kirschbaum, E.M. Saied, K. Greis, E. Mucha, S. Gewinner, W. Schöllkopf, G. Meijer, G.von Helden, B.L.J. Poad, S.J. Blanksby, C. Arenz and K. Pagel: Unterscheidung von isomeren Sphingolipiden mittels kryogener Infrarotspektroskopie. Angewandte Chemie 132 (32), 13740–13744 (2020).
Journal Article
M. Marianski, E. Mucha, K. Greis, S.-Y. Moon, A. Pard, C. Kirschbaum, D. Thomas, G. Meijer, G.von Helden, K. Gilmore, P.H. Seeberger and K. Pagel: Remote Participation during Glycosylation Reactions of Galactose Building Blocks: Direct Evidence from Cryogenic Vibrational Spectroscopy. Angewandte Chemie International Edition 59 (15), 6166–6171 (2020).
Journal Article
M. Marianski, E. Mucha, K. Greis, S.-Y. Moon, A. Pard, C. Kirschbaum, D. Thomas, G. Meijer, G.von Helden, K. Gilmore, P.H. Seeberger and K. Pagel: Fernpartizipation in Glykosylierungen von Galaktose‐Bausteinen: Direktnachweis durch kryogene Schwingungsspektroskopie. Angewandte Chemie 132 (15), 6224–6229 (2020).
Journal Article
M. Lettow, M. Grabarics, E. Mucha, D. Thomas, L. Polewski, J. Freyse, J. Rademann, G. Meijer, G.von Helden and K. Pagel: IR action spectroscopy of glycosaminoglycan oligosaccharides. Analytical and Bioanalytical Chemistry 412 (3), 533–537 (2020).
Journal Article
J.B. Lee, M.H. Jeon, J.K. Seo, G.von Helden, J.-U. Rohde, B.S. Zhao, J. Seo and S.Y. Hong: Annulative π-Extension of Unactivated Benzene Derivatives through Nondirected C–H Arylation. Organic Letters 21 (17), 7004–7008 (2019).
Journal Article
M. Lettow, E. Mucha, C. Manz, D. Thomas, M. Marianski, G. Meijer, G.von Helden and K. Pagel: The role of the mobile proton in fucose migration. Analytical and Bioanalytical Chemistry 411 (19), 4637–4645 (2019).
Journal Article
W. Hoffmann, J. Langenhan, S. Huhmann, J. Moschner, R. Chang, M. Accorsi, J. Seo, Rademann Jörg, G. Meijer, B. Koksch, M.T. Bowers, G.von Helden and K. Pagel: An Intrinsic Hydrophobicity Scale for Amino Acids and Its Application to Fluorinated Compounds. Angewandte Chemie International Edition 58 (24), 8216–8220 (2019).
Journal Article
W. Hoffmann, J. Langenhan, S. Huhmann, J. Moschner, R. Chang, M. Accorsi, J. Seo, Rademann Jörg, G. Meijer, B. Koksch, M.T. Bowers, G.von Helden and K. Pagel: Eine intrinsische Hydrophobieskala für Aminosäuren und ihre Anwendung auf fluorierte Verbindungen. Angewandte Chemie 131 (24), 8300–8304 (2019).
Journal Article
D. Thomas, E. Mucha, M. Lettow, G. Meijer, M. Rossi and G.von Helden: Characterization of a trans-trans Carbonic Acid-Fluoride Complex by Infrared Action Spectroscopy in Helium Nanodroplets. Journal of the American Chemical Society 141 (14), 5815–5823 (2019).
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