Publikationen

Journale

  • A. Haack, C. Schaefer, S. Zimmermann and W.S. Hopkins (2023): Validation of field-dependent ion-solvent cluster modeling via direct measurement of cluster size distributionsJ. of The American Society for Mass Spectrometry, vol. 34, no. 6, pp. 1035-1046, 2023
    DOI: 10.1021/jasms.3c00012
  • C. Schaefer, M. Lippmann, M. Beukers, N. Beijer, B. van de Kamp, J. Knotter and S. Zimmermann (2023): Detection of triacetone triperoxide by High Kinetic Energy Ion Mobility SpectrometryAnalytical Chemistry, vol. 95, no. 46, pp. 17099−17107, 2023
    DOI: 10.1021/acs.analchem.3c04101
  • C.N. Naylor, C. Schaefer and S. Zimmermann (2023): The dependence of reduced mobility, ion-neutral collisional cross sections, and alpha values on reduced electric field strengths in ion mobilityAnalyst, vol. 148, no. 15, pp. 3610-3621, 2023
    DOI: 10.1039/D3AN00493G
  • C.N. Naylor, C. Schaefer, A.T. Kirk and S. Zimmermann (2023): The origin of isomerization of aniline revealed by High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)Physical Chemistry Chemical Physics, vol. 25, no. 2, pp. 1139-1152, 2023
    DOI: 10.1039/D2CP01994A
  • F. Schlottmann, C. Schaefer, A.T. Kirk, A. Bohnhorst and S. Zimmermann (2023): A High Kinetic Energy Ion Mobility Spectrometer for operation at higher pressures of up to 60 mbarJ. of The American Society for Mass Spectrometry, vol. 34, no. 5, pp. 893-904, 2023
    DOI: 10.1021/jasms.2c00365
  • F. Weiss, C. Schaefer, S. Zimmermann, T.D. Maerk and C.A. Mayhew (2023): Revealing the ion chemistry occurring in High Kinetic Energy-Ion Mobility Spectrometry: a proof of principle studyAnalytica, vol. 4, no. 2, 113-125, 2023
    DOI: 10.3390/analytica4020010
  • M. Hitzemann, C. Schaefer, A.T. Kirk, A. Nitschke, M. Lippmann and S. Zimmermann (2023): Easy to assemble dielectric barrier discharge plasma ionization source based on printed circuit boardsAnalytica Chimica Acta, vol. 1239, 340649, 2023
    DOI: 10.1016/j.aca.2022.340649
  • M. Sehlmeyer, M.B. Bhavsar, J. Biebighaeuser, M. Hitzemann, H. Maier, M. Lippmann, C. Schaefer and S. Zimmermann (2023): Impedance spectroscopy of enlarged cochlear implant stimulation electrodes – FEM simulations considering the perilymphtm – Technisches Messen, vol. 90, no. 12, pp. 809-821, 2023
    DOI: 10.1515/teme-2023-0091
  • C. Schaefer, F. Schlottmann, A.T. Kirk and S. Zimmermann (2022): Influence of sample gas humidity on product ion formation in High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)J. of The American Society for Mass Spectrometry, vol. 33, no. 6, pp. 1048-1060, 2022
    DOI: 10.1021/jasms.2c00099
  • F. Weiss, C. Schaefer, V. Ruzsanyi, T. Maerk, G. Eiceman, C.A. Mayhew, and S. Zimmermann (2022): High Kinetic Energy Ion Mobility Spectrometry – Mass Spectrometry investigations of four inhalation anaesthetics: isoflurane, enflurane, sevoflurane and desfluraneInternational Journal of Mass Spectrometry, vol. 475, 116831, 2022
    DOI: 10.1016/j.ijms.2022.116831
  • F. Weiss, G. Eiceman, T.D. Maerk, C.A. Mayhew, V. Ruzsanyi, C. Schaefer and S. Zimmermann (2022): High kinetic energy ion mobility spectrometry-mass spectrometry investigations of several volatiles and their fully deuterated analoguesThe European Physical Journal D, vol. 76, no. 10, 181, 2022
    DOI: 10.1140/epjd/s10053-022-00501-8
  • M. Allers, C. Schaefer, A. Ahrens, F. Schlottmann, M. Hitzemann, T. Kobelt, S. Zimmermann and R. Hetzer (2022): Detection of volatile toxic industrial chemicals with classical ion mobility spectrometry and high kinetic energy ion mobility spectrometryAnalytical Chemistry, vol. 94, no. 2, pp. 1211-1220, 2022
    DOI: 10.1021/acs.analchem.1c04397
  • C. Schaefer, M. Allers, A.T. Kirk, F. Schlottmann and S. Zimmermann (2021): Influence of reduced field strength on product ion formation in High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)J. of The American Society for Mass Spectrometry, vol. 32, no. 7, pp. 1810–1820, 2021
    DOI: 10.1021/jasms.1c00156
  • M. Allers, A.T. Kirk, C. Schaefer, F. Schlottmann and S. Zimmermann (2021): Formation of positive product ions from low proton affine substances in High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)Rapid Communications in Mass Spectrometry, vol. 35, no. 4, e8998:1-13
    DOI: 10.1002/rcm.8998
  • C. Schaefer, A.T. Kirk, M. Allers and S. Zimmermann (2020): Ion mobility shift of isotopologues in a High Kinetic Energy Ion Mobility Spectrometer (HiKE-IMS) at elevated effective temperaturesJ. of The American Society for Mass Spectrometry, vol. 31, no. 10, pp. 2093-2101, 2020
    DOI: 10.1021/jasms.0c00220
  • M. Allers, A.T. Kirk, C. Schaefer, D. Erdogdu, W. Wissdorf, T. Benter and S. Zimmermann (2020): Field-dependent reduced ion mobilities of positive and negative ions in air and nitrogen in High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)J. of The American Society for Mass Spectrometry, vol. 31, no. 10, pp. 2191-2201, 2020
    DOI: 10.1021/jasms.0c00280
  • M. Allers, A.T. Kirk, M. Eckermann, C. Schaefer, D. Erdogdu, W. Wissdorf, T. Benter and S. Zimmermann (2020): Positive reactant ion formation in High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)J. of The American Society for Mass Spectrometry, vol. 31, no. 6, pp. 1291-1301, 2020
    DOI: 10.1021/jasms.0c00114

Konferenzen

  • A. Haack, C. Schaefer and S. Zimmermann (2023): Ion-solvent clustering in ion mobility spectrometry – Modelling and applicationsDGMS Young Scientists '23, pp. 36-37, Hünfeld, Germany, September 2023
  • A. Haack, C. Schaefer, S. Hopkins and S. Zimmermann (2023): Ion clustering and transformation reactions during transit in the HiKE-IMS: comparing measurement and modelConf. American Society for Mass Spectrometry - ASMS '23, Minneapolis, USA, June 2023
  • A. Haack, C. Schaefer, W.S. Hopkins and S. Zimmermann (2023): First-principles modeling of ion mobility and ion chemistry in IMS devicesConf. Int. Society of Ion Mobility Spectrometry - ISIMS '23, p. 68, Maastricht, The Netherlands, August 2023
  • C. Schaefer, F. Schlottmann and S. Zimmermann (2023): High Kinetic Energy Ion Mobility Spectrometry - A promising approach for fast and reliable detection of chemical warfare agentsIEEE Sensors '23, 1163, Vienna, Austria, October 2023
  • C. Schaefer, M. Lippmann, C. Schindler, N. Beijer, M. Beukers, M. Hitzemann, B. van de Kamp, J. Knotter and S. Zimmermann (2023): Detection of precursors for drug synthesis using high-temperature High Kinetic Energy Ion Mobility SpectrometryConf. Int. Society of Ion Mobility Spectrometry - ISIMS '23, p. 74, Maastricht, The Netherlands, August 2023
  • C. Schaefer, M. Lippmann, N. Beijer, M. Beukers, B. van de Kamp, J. Knotter and S. Zimmermann (2023): Detection of triacetone triperoxide (TATP) using High Kinetic Energy Ion Mobility SpectrometryDGMS Young Scientists '23, pp. 21-22, Hünfeld, Germany, September 2023
  • F. Schlottmann, C. Schaefer and S. Zimmermann (2023): Corona discharge ionization in High Kinetic Energy Ion Mobility Spectrometry at pressures between 20 and 60 mbarDGMS Young Scientists '23, pp. 61-62, Hünfeld, Germany, September 2023
  • M. Lippmann, C. Schaefer, C. Schindler, N. Beijer, M. Beukers, M. Hitzemann, B. van de Kamp, J. Knotter and S. Zimmermann (2023): Detection of precursors for drug synthesis using gas chromatography ion mobility spectrometryConf. Int. Society of Ion Mobility Spectrometry - ISIMS '23, p. 90, Maastricht, The Netherlands, August 2023
  • M. Lippmann, C. Schaefer, N. Beijer, M. Beukers, B. van de Kamp, J. Knotter and S. Zimmermann (2023): Comparative study of triacetone triperoxide using high-temperature High Kinetic Energy Ion Mobility Spectrometry and gas chromatography ion mobility spectrometryConf. Int. Society of Ion Mobility Spectrometry - ISIMS '23, p. 89, Maastricht, The Netherlands, August 2023
  • C. Schaefer, C.N. Naylor, F. Schlottmann and S. Zimmermann (2022): Experimental determination of hydration enthalpies of gas‐phase ions with High Kinetic Energy Ion Mobility Spectrometry (HiKE‐IMS) based on equilibrium constantsConf. American Society for Mass Spectrometry - ASMS '22, Minneapolis, USA, June 2022
  • C. Schaefer, F. Schlottmann and S. Zimmermann (2022): Fragmentation of product ions in High Kinetic Energy Ion Mobility SpectrometryInternational Mass Spectrometry Conference - IMSC '22, pp. 316-317, IM-PA-135, Maastricht, The Netherlands, August 2022
  • C.N. Naylor, C. Schaefer, A.T. Kirk and S. Zimmermann (2022): Determination of ionization mechanisms of aniline using a High-Kinetic Energy Ion Mobility Spectrometer (HiKE-IMS)9th IMS Users’ Meeting, p. 30, Unna, Germany, March 2022
  • C.N. Naylor, C. Schaefer, V.D. Gandhi, A.T. Kirk, C. Larriba‐Andaluz, and S. Zimmermann (2022): Elucidating the ionization mechanism of aniline isomers by combining High‐Kinetic Energy Ion Mobility Spectrometry (HiKE‐IMS) with ion mobility simulationsConf. American Society for Mass Spectrometry - ASMS '22, Minneapolis, USA, June 2022
  • F. Schlottmann, A. Bohnhorst, C. Schaefer, F. Ziegert-Kuehn, B. Ungethuem, A. Walte and S. Zimmermann (2022): Hochenergie-Ionenmobilitätsspektrometer (HiKE-IMS) aus Leiterplatten und mit einem Betriebsdruck von bis zu 60 mbar für die schnelle vor-Ort-Analytik9th IMS Users’ Meeting, p. 26, Unna, Germany, March 2022
  • F. Schlottmann, C. Schaefer and S. Zimmermann (2022): Reactant ion population in High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS) at varying corona ionization source voltage and operating pressureInternational Mass Spectrometry Conference - IMSC '22, pp. 343-344, IM-PA-150, Maastricht, The Netherlands, August 2022
  • F. Schlottmann, C. Schaefer, C.N. Naylor and S. Zimmermann (2022): Reactant ion population in HiKE‐IMS at different corona ionization source voltages and operating pressuresConf. American Society for Mass Spectrometry - ASMS '22, Minneapolis, USA, June 2022
  • F. Weiss, C. Schaefer, V. Ruzsanyi. C.A. Mayhew and S. Zimmermann (2022): Untersuchung von Ionisationsprozessen deuterierter volatiler organischer Verbindungen mittels Hochenergie-Ionenmobilitätsspektrometrie (HiKE-IMS)9th IMS Users’ Meeting, p. 52, Unna, Germany, March 2022
  • M. Allers, C. Schaefer, A. Ahrens, F. Schlottmann, M. Hitzemann, T. Kobelt, S. Zimmermann and A. Ficks (2022): Hochenergie-Ionenmobilitätsspektrometrie (HiKE-IMS) zur selektiven Vor-Ort-Detektion von toxischen Industriechemikalien9th IMS Users’ Meeting, p. 13, Unna, Germany, March 2022
  • C. Schaefer, M. Allers, A.T. Kirk, F. Schlottmann, P. Wernicke and S. Zimmermann (2021): Untersuchungen zur Ionisation von aromatischen Kohlenwasserstoffen in einem Hochenergie-Ionenmobilitätsspektrometer (HiKE-IMS)31. Doktorandenseminar Hohenroda, p. 9, January 2021 (virtual due to corona pandemic)
  • F. Schlottmann, A.T. Kirk, A. Bohnhorst, M. Allers, C. Schaefer, S. Kehlenbeck, A. Schwarz, F. Ziegert-Kuehn, B. Ungethuem, A. Walte and S. Zimmermann (2021): Miniaturisierung eines Hochenergie-Ionenmobiltätsspektrometers (HiKE-IMS) für eine zukünftige mobile Vor-Ort-Analytik8th IMS Users’ Meeting, p. 27, Potsdam, Germany, March 2021 (virtual due to corona pandemic)
  • F. Weiss, C. Schaefer, V. Ruzsanyi, C.A. Mayhew and S. Zimmermann (2021): High Kinetic Energy Ion Mobility Spectrometry–Mass Spectrometry investigations of four inhalation anestheticsConf. Int. Society of Ion Mobility Spectrometry - ISIMS '21, p. 28, July 2021 (virtual due to corona pandemic)
  • C. Schaefer, M. Allers, A.T. Kirk, F. Schlottmann and S. Zimmermann (2020): Positive product ion formation of aromatic hydrocarbons in High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)Conf. Int. Society of Ion Mobility Spectrometry - ISIMS '20 (virtual due to corona pandemic), p. 15-16, July 2020
  • F. Schlottmann, A.T. Kirk, A. Bohnhorst, M. Allers, C. Schaefer, S. Kehlenbeck, A. Schwarz, B. Ungethuem, F. Ziegert‐Kuehn, A. Walte and S. Zimmermann (2020): Compact HiKE‐IMS for quantitative trace gas detection in field applicationsConf. American Society for Mass Spectrometry - ASMS '20 (virtual due to corona pandemic), June 2020
  • F. Schlottmann, A.T. Kirk, A. Bohnhorst, M. Allers, C. Schaefer, S. Kehlenbeck, A. Schwarz, F. Ziegert-Kuehn, B. Ungethuem, A. Walte and S. Zimmermann (2020): Miniaturisierung eines Hochenergie-Ionenmobiltätsspektrometers (HiKE-IMS) für eine zukünftige mobile Vor-Ort Analytik8th IMS Users’ Meeting, p. 16, Potsdam, Germany, March 2020 (proceedings published, meeting cancelled due to corona pandemic)
  • C. Schaefer, A.T. Kirk and S. Zimmermann (2019): Investigation of the mobility shift of isotopologues in a high kinetic energy ion mobility spectrometerConf. Int. Society of Ion Mobility Spectrometry - ISIMS '19, p. 60, Hanover, Germany, July 2019
  • M. Allers, A.T. Kirk, C. Schaefer and S. Zimmermann (2019): A study of the reactant ion population generated by corona discharge ionization in air using High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)Conf. Int. Society of Ion Mobility Spectrometry - ISIMS '19, p. 66, Hanover, Germany, July 2019
  • M. Allers, A.T. Kirk, C. Schaefer and S. Zimmermann (2019): Investigation of ion-molecule interactions using High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS)Int. Conference on Soft Chemical Ionization Mass Spectrometry - ICSCIMS '19, p. 73, Prague, Czech Republic, June 2019