Research topics

• Analytical process control of coffee, tobacco, and e-cigarettes
• Development of scientific experiments

Analytical methods

• Time-of-flight mass spectrometry using single-photon and multiphoton ionization techniques (SPI-REMPI-tofMS)

• 2016 Master of Science (Chemistry) at the University of Rostock
• 2023 PhD (Dr. rer. nat.) at the Chair of Analytical Chemistry, University of Rostock
• since 2016 Research Assistant (Postdoc) at the Chair of Analytical Chemistry, University of Rostock

• Jan Heide, Hendryk Czech, Sven Ehlert, Thomas Koziorowski, and Ralf Zimmermann (2020), Toward Smart Online Coffee Roasting Process Control: Feasibility of Real-Time Prediction of Coffee Roast Degree and Brew Antioxidant Capacity by Single-Photon Ionization Mass Spectrometric Monitoring of Roast Gases. Journal of agricultural and food chemistry, 68 (17), P. 4752–4759, Special Issue (Highlights of the 27th ASIC 2018 Conference in Portland, USA) DOI 10.1021/acs.jafc.9b06502
   

• Jan Heide, Thomas W. Adam Erik Jacobs, Jan-Martin Wolter, Sven Ehlert, Andreas Walte, Ralf Zimmermann (2021), Puff-Resolved Analysis and Selected Quantification of Chemicals in the Gas Phase of E-Cigarettes, Heat-Not-Burn Devices, and Conventional Cigarettes Using Single-Photon Ionization Time-of-Flight Mass Spectrometry (SPI-TOFMS): A Comparative Study. Nicotine & Tobacco Research, 23 (12), P. 2135–2144, DOI 10.1093/ntr/ntab091
   

• Jan Heide, Sven Ehlert, Thomas Koziorowski, Christopher P. Rüger, Andreas Walte, Ralf Zimmermann (2022), Simultaneous on-Line Vacuum Single- and Multi-Photon Ionization on an Orthogonal Acceleration Time-of-Flight Mass Spectrometer Platform. The Analyst, 147 (16), P. 3662–3674 DOI 10.1039/d2an00774f