Ehlert Lab
Photonion Technology Transfer And Application
"Technology Transfer and Application" applies photoionization and mass spectrometry together with innovative sampling technologies enabling the investigation of complex and dynamic chemical processes in the industry or in field measurements.
About our research
Photonion GmbH (Germany) is a company dedicated to providing customized solutions for the monitoring of chemical compounds and was founded in 2009. The portfolio of Photonion compromises powerful analysis devices for the chemical characterization of gases, liquids, and solids. The systems are based on mass spectrometric technology utilizing soft ionization methods as a key technique, in particular, photoionization approaches. Photonion is active in various sectors, which cover the identification of chemicals released during thermal analysis, standalone systems based on photoionization mass spectrometry are delivered as well as offering customized solutions, in terms of commissioned research.
Head of Technology Transfer and Application
Senior Scientist
PhD Student
PhD Student
Senior Scientist
Senior Scientist
Publications
Czech, H. ; Schepler, C. ; Klingbeil, S. ; Ehlert, S. ; Howell, J. ; Zimmermann, R.
Resolving coffee roasting-degree phases based on the analysis of volatile compounds in the roasting off-gas by Photoionization Time-of-Flight Mass Spectrometry (PI-TOFMS) and statistical data analysis: Toward a PI-TOFMS roasting model.Jia, L. ; le Brech, Y. ; Mauviel, G. ; Qi, F. ; Bente-von Frowein, M. ; Ehlert, S. ; Zimmermann, R. ; Dufour, A.
Online analysis of biomass pyrolysis tar by photoionization mass spectrometry.Jia, L. ; Le-Brech, Y. ; Shrestha, B. ; Bente-von Frowein, M. ; Ehlert, S. ; Mauviel, G. ; Zimmermann, R. ; Dufour, A.
Fast pyrolysis in a microfluidized bed reactor: Effect of biomass properties and operating conditions on volatiles composition as analyzed by online single photoionization mass spectrometry.Zimmermann, R. ; Hertz-Schünemann, R. ; Ehlert, S. ; Liu, C. ; McAdam, K. ; Baker, R. ; Streibel, T.
Highly time-resolved imaging of combustion and pyrolysis product concentrations in solid fuel combustion: NO formation in a burning cigarette.Hertz-Schünemann, R. ; Ehlert, S. ; Streibel, T. ; Liu, C. ; McAdam, K. ; Baker, R.R. ; Zimmermann, R.
High-resolution time and spatial imaging of tobacco and its pyrolysis products during a cigarette puff by microprobe sampling photoionisation mass spectrometry.Ehlert, S.
Detection of security relevant substances via soft ionization mass spectrometric methods using ambient pressure laser desorption.Ehlert, S. ; Walte, A. ; Zimmermann, R.
Ambient pressure laser desorption and laser-induced acoustic desorption ion mobility spectrometry detection of explosives.Kleeblatt, J. ; Ehlert, S. ; Hölzer, J. ; Sklorz, M. ; Rittgen, J. ; Baumgartel, P. ; Schubert, J.K. ; Zimmermann, R.
Investigation of the photoionization properties of pharmaceutically relevant substances by resonance-enhanced multiphoton ionization spectroscopy and single-photon ionization spectroscopy using synchrotron radiation.Ehlert, S. ; Hölzer, J. ; Rittgen, J. ; Pütz, M. ; Schulte-Ladbeck, R. ; Zimmermann, R.
Rapid on-site detection of explosives on surfaces by ambient pressure laser desorption and direct inlet single photon ionization or chemical ionization mass spectrometry.Hertz-Schünemann, R. ; Streibel, T. ; Ehlert, S. ; Zimmermann, R.
Looking into individual coffee beans during the roasting process: Direct micro-probe sampling on-line photo-ionisation mass spectrometric analysis of coffee roasting gases.Contact
