Publications

M. Sehlmeyer, M. Makarenko, N. Schoerner, M.B. Bhavsar, T. Blank, H.J. Maier, A. Kral, H. Maier and S. Zimmermann (2025): Electrical equivalent circuit for analyzing the effect of signal shape on power distribution in cochlear implant electrodes and surrounding tissue,  Scientific Reports, vol. 15, 20136/1-16, 2025
DOI: 10.1038/s41598-025-04840-5

C. Thoben, J.J. Stadtler, P.R. Simon, C.-R. Raddatz, M. Sehlmeyer and S. Zimmermann (2024): Coated blade spray ion mobility spectrometer,  Analytical Chemistry, vol. 96, no. 8, pp. 3593–3599, 2024
DOI: 10.1021/acs.analchem.3c05586

M. Sehlmeyer, M.B. Bhavsar, S. Zimmermann and H. Maier (2024): A simple electrical circuit model for impedance spectroscopy with cochlear implant electrodes,  Hearing Research, vol. 453, 109125/1-14, 2024
DOI: 10.1016/j.heares.2024.109125

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 perilymph,  tm – Technisches Messen, vol. 90, no. 12, pp. 809-821, 2023
DOI: 10.1515/teme-2023-0091

J. Twiefel, A. Glukhovkoy, S. de Wall, M.C. Wurz, M. Sehlmeyer, M. Hitzemann and S. Zimmermann (2021): Towards a highly sensitive piezoelectric nano-mass detection – a model-based concept study,  Sensors, vol. 21, no. 7, 2533, 2021
DOI: 10.3390/s21072533

M. Berger, M. Sehlmeyer, F. Sellering, H. Roehrich, T. Perl, H. Mansour, D. Baasner and S. Zimmermann (2020): In-line monitoring of electrolytes and urea during continuous renal replacement therapy,  Journal of Sensors and Sensor Systems, vol. 9, no. 2, pp. 251-261, 2020
DOI: 10.5194/jsss-9-251-2020

E. Bunert, B. Bernhold, J.N. Woidtke, M. Sehlmeyer and S. Zimmermann (2019): Non-radioactive electron capture detector for gas chromatography - A possible replacement for radioactive detectors,  J. of Chromatography A, vol. 1606, 460384, 2019
DOI: 10.1016/j.chroma.2019.460384

A. Nitschke, P. Guenther, M. Stopp, M. Hitzemann, M. Sehlmeyer, K. Lorenz, S. Goedicke-Fritz, M. Zemlin, S. Zimmermann and C. Bur (2025): A combined system based on GC-IMS and MOS sensors for the detection of volatile substances in neonatal incubators,  Int. Conf. IEEE Engineering in Medicine and Biology Society, EMBC '25, Copenhagen, Denmark, July 2025

A. Nitschke, P. Guenther, M. Stopp, M. Hitzemann, M. Sehlmeyer, S. Goedicke-Fritz, M. Zemlin, S. Zimmermann and C. Bur (2025): A hybrid-system based on GC-IMS and MOS-sensors for contactless monitoring of preterm babies in neonatal incubators,  Int. Meeting on Chemical Sensors - IMCS '25, #345, Freiburg, Germany, June 2025

M. Sehlmeyer, N. Schoerner, S. Deicke, J. Biebighaeuser, M.B. Bhavsar, H. Maier and S. Zimmermann (2025): Monitoring insertion and functionality of cochlear implants by impedance spectroscopy,  Int. Conf. IEEE Engineering in Medicine and Biology Society, EMBC '25, Copenhagen, Denmark, July 2025

M.B. Bhavsar, M. Sehlmeyer, Y. Roger, A. Hoffmann, N. Prenzler, A. Kral, S. Zimmermann and H. Maier (2025): Detection of cell occupation on Cochlear Implants (CI) for long-term monitoring of stimulation efficiency,  International Conference on Biomedical Technology - IBCT '25, Hannover, Germany, November 2025

M.B. Bhavsar, M. Sehlmeyer, Y. Roger, A. Hoffmann, N. Prenzler, A. Kral, S. Zimmermann and H. Maier (2025): Detection of cell occupation on Cochlear Implants (CI) for long-term monitoring of stimulation efficiency,  Hearing4all International Symposium '25, Oldenburg, Germany, November 2025

M.B. Bhavsar, M. Sehlmeyer, Y. Roger, A. Hoffmann, N. Prenzler, A. Kral, S. Zimmermann and H. Maier (2025): Detection of cell occupation on Cochlear Implants (CI) for long-term monitoring of stimulation efficiency,  Conference on Impedance-Based Cellular Assays - IBCA '25, pp. 48, Regensburg, Germany, September 2025

M.B. Bhavsar, M. Sehlmeyer, Y. Roger, A. Hoffmann, S. Zimmermann and H. Maier (2025): Electrical modelling of cochlear implant electrodes for detection of cell occupation and monitoring stimulation efficiency,  Association for Research in Otolaryngology - ARO '25, pp. 648-649, Orlando, USA, February 2025

M.B. Bhavsar, M. Sehlmeyer, Y. Roger, A. Hoffmann, S. Zimmermann and H. Maier (2025): Electrochemical impedance spectroscopy of Cochlear Implant electrodes for detection of cell occupation and monitoring stimulation efficiency,  Conference on Cochlear Implants - CI '25, Boston, USA, April 2025

M.B. Bhavsar, M. Sehlmeyer, Y. Roger, A. Hoffmann, S. Zimmermann and H. Maier (2025): Electrical modelling of Cochlear Implant electrodes for detection of cell occupation and monitoring stimulation efficiency,  European Symposium on Pediatric Cochlear Implantation - ESPCI '25, Hanover, Germany, June 2025

C. Thoben, J.J. Stadtler, C.T. Nitsch, P.R. Simon, C.-R. Raddatz, M. Sehlmeyer and S. Zimmermann (2024): Coated Blade Spray Ionenmobilitätsspektrometrie,  10th IMS Users’ Meeting, pp. 46-47, Innsbruck, Austria, March 2024

M. Sehlmeyer, J. Biebighaeuser, B. Klinger, M.B. Bhavsar, H. Maier and S. Zimmermann (2024): How cochlear implant position and perilymph composition affect stimulation electrode impedance, Proceedings,  IEEE International Symposium on Medical Measurement and Applications - MeMeA '24, pp. 1-5, Eindhoven, The Netherlands, June 2024

M. Sehlmeyer, S. Deicke, J. Biebighaeuser, T. Blank, M.B. Bhavsar, H. Maier and S. Zimmermann (2024): Überwachung der Funktionalität von Cochlea-Implantaten per Impedanzspektroskopie,  17. Sensor-Symposium Dresden, pp. 65-66, Dresden, Germany, November 2024

M.B. Bhavsar, M. Sehlmeyer, S. Zimmermann and H. Maier (2024): All you see is an electrode? Probing CI electrode properties for optimizing stimulation parameters of cochlear implants,  Association for Research in Otolaryngology ARO '24, Journal of the Association for Research in Otolaryngology, vol. 25, pp. S1–S74, Anaheim, USA, February 2024

C. Thoben, J.J. Stadtler, C.T. Nitsch, P.R. Simon, C.-R. Raddatz, M. Sehlmeyer and S. Zimmermann (2023): A coated blade spray ion mobility spectrometer,  International Symposium on High Performance Liquid Phase Separations and Related Techniques - HPLC '23, P-INST06, Duesseldorf, Germany, June 2023

M. Bhavsar, M. Sehlmeyer, T. Lenarz, S. Zimmermann and H. Maier (2023): Detection of cell occupation on cochlear implants and implant position for atraumatic insertion and long-term monitoring of stimulation efficiency,  Association for Research in Otolaryngology - ARO '23, pp. 199, Orlando, USA, February 2023

M.B. Bhavsar, M. Sehlmeyer, S. Zimmermann and H. Maier (2023): All you see is an electrode: probing CI electrode properties for optimizing stimulation parameters of cochlear implants,  International Symposium on Objective measures in auditory Implants - OMAI '23, p. 12, Antwerp, Belgium, September 2023

F. Ziegert-Kuehn, H. Bruees, B. Ungethuem, M. Sehlmeyer, M. Hitzemann, A. Ahrens, A. Bohnhorst, S. Zimmermann and A. Walte (2022): Portable multi-sensor array with ultra-fast polarity switching ion mobility spectrometer,  Conf. Int. Society of Ion Mobility Spectrometry - ISIMS '22, p. 69, Memphis, USA, July 2022

M. Sehlmeyer, A. Ahrens, A. Bohnhorst, H. Bruees, M. Hitzemann, V. Ruzsanyi, A. Walte and S. Zimmermann (2022): Baukleines duales Ionenmobilitätsspektrometer mit gaschromatographischer Vortrennung,  9th IMS Users’ Meeting, p. 34, Unna, Germany, March 2022

M. Sehlmeyer, M. Bhavsar, M. Hitzemann, H. Maier, C. Thoben and S. Zimmermann (2022): Detecting cell growth on cochlear implant stimulation electrodes by impedance spectrometry,  16. Sensor-Symposium Dresden, pp. 105-108, Dresden, Germany, December 2022

V. Ruzsanyi, G. Aumayr, M. Sehlmeyer, S. Zimmermann, J. Bintinger, A. Essati, and A. Walte (2022): TRACK - Tragbares duales GC-IMS mit Multielement-Sensorsystem zur schnellen und zuverlässigen Detektion von versteckten Personen,  9th IMS Users’ Meeting, p. 12, Unna, Germany, March 2022

M. Sehlmeyer, A. Ahrens, A. Bohnhorst, M. Hitzemann, H. Bruees, A. Walte, V. Ruzsanyi and S. Zimmermann (2021): Compact, ultra-fast polarity switching ion mobility spectrometer with gas chromatographic pre-separation,  15. Dresdner Sensor-Symposium, pp. 311-315, Dresden, Germany, December 2021 (virtual due to corona pandemic)

E. Bunert, C. Wendt, B. Bernhold, J.N. Woidtke, M. Sehlmeyer and S. Zimmermann (2020): Replacement for radioactive electron capture detectors (ECDs) in gas chromatography: ECDs with non-radioactive electron source,  30. Doktorandenseminar Hohenroda, p. 44, Hohenroda, Germany, January 2020