Since 2024

Juniorprofessor (W1) for Cognitive, Affektive, Behavioral Neuroscience with Focus Neurostimulation, University of Trier, Germany

2022 - 2024

Post-doctoral Reesearcher, Centre de Recherche Cerveau et Cognition (CerCo), CNRS, Toulouse

2019 - 2022

Post-doctoral researcher, Carl von Ossietzky University Oldenburg, Germany

2016 - 2018

PhD in Psychology (Dr. rer. nat), Carl von Ossietzky University Oldenburg, Germany (Prof. Dr. Christoph Herrmann)

2013 - 2015

M.Sc. Neurocognitive Psychology, Carl von Ossietzky University Oldenburg, Germany

2010 - 2013

B.Sc. Psychologie, University of Hildesheim, Germany

2009

Abitur, Graf Friedrich Schule, Diepholz, Niedersachsen, Germany

• Role of brain oscillations for perception and cognition
• Entrainment/Synchronization phenomena in the human brain
• Neural plasticity
• Mechanisms of action of non-invasive transcranial electrical stimulation (tACS, tDCS)
• Inter-individual variability of brain stimulation effects
• Non-invasive deep-brain stimulation (temporal interference stimulation)
• Signal artifacts in electrophysiological recordings during neurostimulation

Editorial activity

Guest Editor

Special Issue: "Evaluating Electric Neuromodulation Techniques through Rigorous Success Metrics", International Journal of Psychophysiology (2024-2025)

Frontiers Research Topic: "Novel Multimodal Approaches in Non-Invasive Brain Stimulation", Frontiers in Human Neuroscience (2020-2021)

Ad-hoc Reviews

Brainstimulation | Neuroimage | Imaging Neuroscience | PloS One | Nature Human Behavior | Trends in Cognitive Science | Neuromodulation:Technology at the Neural Interface | Scientific Reports | Experimental Brain research | Psychophysiology | Frontiers in Human Neuroscience | International Journal of Psychophysiology | Frontiers in Cellular Neuroscience | Journal of Physiology

2024

Baselgia, S., Kasten, F. H., Herrmann, C. S., Rasch, B., & Paβmann, S. (2024). No Benefit in Memory Performance after Nocturnal Memory Reactivation Coupled with Theta-tACS. Clocks & Sleep, 6(2), Article 2. https://doi.org/10.3390/clockssleep6020015

Boetzel, C., Stecher, H. I., Kasten, F. H., & Herrmann, C. S. (2024). Modulating the difficulty of a visual oddball-like task and P3m amplitude. Scientific Reports, 14(1), Article 1. https://doi.org/10.1038/s41598-023-50857-z

Kasten, F. H., Busson, Q., & Zoefel, B. (2024). Opposing neural processing modes alternate rhythmically during sustained auditory attention. Communications Biology, 7(1), 1–12. https://doi.org/10.1038/s42003-024-06834-x

Kasten, F. H., Lattmann, R., Strüber, D., & Herrmann, C. S. (2024). Decomposing the effects of α-tACS on brain oscillations and aperiodic 1/f activity. Brain Stimulation: Basic, Translational, and Clinical Research in Neuromodulation, 17(3), 721–723. https://doi.org/10.1016/j.brs.2024.05.015

Paßmann, S., Baselgia, S., Kasten, F. H., Herrmann, C. S., & Rasch, B. (2024). Differential online and offline effects of theta-tACS on memory encoding and retrieval. Cognitive, Affective, & Behavioral Neuroscience. https://doi.org/10.3758/s13415-024-01204-w

2022

Kasten, F. H., & Herrmann, C. S. (2022a). Brain Stimulation Approaches to Investigate EEG Oscillations. In P. A. Gable, M. W. Miller, & E. M. Bernat (Eds.), The Oxford Handbook of EEG Frequency (p. 0). Oxford University Press. https://doi.org/10.1093/oxfordhb/9780192898340.013.22

Kasten, F. H., & Herrmann, C. S. (2022b). Discrete sampling in perception via neuronal oscillations—Evidence from rhythmic, non-invasive brain stimulation. European Journal of Neuroscience, 55(11–12), 3402–3417. https://doi.org/10.1111/ejn.15006

Kasten, F. H., & Herrmann, C. S. (2022c). The hidden brain-state dynamics of tACS aftereffects. NeuroImage, 264, 119713. https://doi.org/10.1016/j.neuroimage.2022.119713

Kricheldorff, J., Göke, K., Kiebs, M., Kasten, F. H., Herrmann, C. S., Witt, K., & Hurlemann, R. (2022). Evidence of Neuroplastic Changes after Transcranial Magnetic, Electric and Deep Brain Stimulation. Brain Sciences, 12(7), Article 7. https://doi.org/10.3390/brainsci12070929

von Conta, J., Kasten, F. H., Ćurčić-Blake, B., Schellhorn, K., & Herrmann, C. S. (2022). Characterizing low-frequency artifacts during transcranial temporal interference stimulation (tTIS). Neuroimage: Reports, 2(3), 100113. https://doi.org/10.1016/j.ynirp.2022.100113

von Conta, J., Kasten, F. H., Schellhorn, K., Ćurčić-Blake, B., Aleman, A., & Herrmann, C. S. (2022). Benchmarking the effects of transcranial temporal interference stimulation (tTIS) in humans. Cortex, 154, 299–310. https://doi.org/10.1016/j.cortex.2022.05.017

2021

Faramarzi, M., Kasten, F. H., Altaş, G., Aleman, A., Ćurčić-Blake, B., & Herrmann, C. S. (2021). Similar EEG Activity Patterns During Experimentally-Induced Auditory Illusions and Veridical Perceptions. Frontiers in Neuroscience, 15. https://doi.org/10.3389/fnins.2021.602437

Stecher, H. I., Notbohm, A., Kasten, F. H., & Herrmann, C. S. (2021). A Comparison of Closed Loop vs. Fixed Frequency tACS on Modulating Brain Oscillations and Visual Detection. Frontiers in Human Neuroscience, 15. https://doi.org/10.3389/fnhum.2021.661432

Thirugnanasambandam, N., Kasten, F. H., & Udupa, K. (2021). Editorial: Novel Multimodal Approaches in Non-invasive Brain Stimulation. Frontiers in Human Neuroscience, 15, 698. https://doi.org/10.3389/fnhum.2021.784637

von Conta, J., Kasten, F. H., Ćurčić-Blake, B., Aleman, A., Thielscher, A., & Herrmann, C. S. (2021). Interindividual variability of electric fields during transcranial temporal interference stimulation (tTIS). Scientific Reports, 11(1), 20357. https://doi.org/10.1038/s41598-021-99749-0

2020

Kasten, F. H., Wendeln, T., Stecher, H. I., & Herrmann, C. S. (2020). Hemisphere-specific, differential effects of lateralized, occipital–parietal α- versus γ-tACS on endogenous but not exogenous visual-spatial attention. Scientific Reports, 10(1), Article 1. https://doi.org/10.1038/s41598-020-68992-2

Klink, K., Paßmann, S., Kasten, F. H., & Peter, J. (2020). The Modulation of Cognitive Performance with Transcranial Alternating Current Stimulation: A Systematic Review of Frequency-Specific Effects. Brain Sciences, 10(12), Article 12. https://doi.org/10.3390/brainsci10120932

2019

Kasten, F. H., Duecker, K., Maack, M. C., Meiser, A., & Herrmann, C. S. (2019). Integrating electric field modeling and neuroimaging to explain inter-individual variability of tACS effects. Nature Communications, 10(1), Article 1. https://doi.org/10.1038/s41467-019-13417-6

Kasten, F. H., & Herrmann, C. S. (2019). Recovering Brain Dynamics During Concurrent tACS-M/EEG: An Overview of Analysis Approaches and Their Methodological and Interpretational Pitfalls. Brain Topography, 32(6), Article 6. https://doi.org/10.1007/s10548-019-00727-7

2018

Kasten, F. H., Maess, B., & Herrmann, C. S. (2018). Facilitated Event-Related Power Modulations during Transcranial Alternating Current Stimulation (tACS) Revealed by Concurrent tACS-MEG. Eneuro, 5(3), Article 3. https://doi.org/10.1523/ENEURO.0069-18.2018

Kasten, F. H., Negahbani, E., Fröhlich, F., & Herrmann, C. S. (2018). Non-linear transfer characteristics of stimulation and recording hardware account for spurious low-frequency artifacts during amplitude modulated transcranial alternating current stimulation (AM-tACS). NeuroImage, 179, 134–143. https://doi.org/10.1016/j.neuroimage.2018.05.068

Negahbani, E., Kasten, F. H., Herrmann, C. S., & Fröhlich, F. (2018). Targeting alpha-band oscillations in a cortical model with amplitude-modulated high-frequency transcranial electric stimulation. NeuroImage, 173, 3–12. https://doi.org/10.1016/j.neuroimage.2018.02.005

2017

Kasten, F. H., & Herrmann, C. S. (2017). Transcranial Alternating Current Stimulation (tACS) Enhances Mental Rotation Performance during and after Stimulation. Frontiers in Human Neuroscience, 11. https://doi.org/10.3389/fnhum.2017.00002

2016

Kasten, F. H., Dowsett, J., & Herrmann, C. S. (2016). Sustained Aftereffect of α-tACS Lasts Up to 70 min after Stimulation. Frontiers in Human Neuroscience, 10. https://doi.org/10.3389/fnhum.2016.00245

2023               

Frequency targeting with tACS: challenges and perspectives. Symposium talk at the 5^th International Brain Stimulation Conference, Lisbon, Portugal

The hidden brain-state dynamics of transcranial alternating current stimulation. Symposium talk at the Congress for Clinical Neuroscience (DGKN), Hamburg, Germany

2022          

tACS and its Integration with EEG and MEG. Lecture at the EMBO Lecture Course Noninvasive brain stimulation: Advances in research and clinical practice 2022 at the Indian Institute of Technology, Gandhinagar, India

2021          

The Role of Individual Electric Fields and Intrinsic Oscillatory Brain Activity for Rhythmic Non-invasive Brain Stimulation. Symposium talk (online) at the 20^th World Congress of Psychophysiology (IOP), Beijing, China

Explaining inter-individual variability of transcranial electrical stimulation with combined electric field modelling and neuroimaging. Symposium talk (online) at the Psychologie & Gehirn 2021 in Tübingen, Germany

2020          

Analyzing M/EEG signals in the presence of residual tACS-artifacts. Symposium talk (online) at the NYC Neuromodulation 2020, New York, USA

2019          

Concurrent tACS-MEG – Recovering event-related oscillations in the presence of residual artifacts. Symposium talk at the 13^th Conference on Complex Medical Engineering in Dortmund, Germany

2018          

Recovering event-related oscillations during concurrent tACS-MEG. Symposium talk at the 52^nd Annual Conference of the German Society for Biomedical Engineering in Aachen, Germany

2017          

On- and offline effects of transcranial alternating current stimulation (tACS) on spontaneous and event-related oscillations. Symposium talk at the Psychologie & Gehirn 2017 in Trier, Germany

Modulation of spontaneous and task-related alpha-band oscillations using transcranial alternating current stimulation (tACS). Symposium talk at the 2^nd European Conference on Brain Stimulation in Psychiatry of the German Society of Brain Stimulation in Psychiatry in Munich, Germany