Dr. Géza Gergely Ambrus
Dr. Géza Gergely Ambrus
post-doctoral researcher
Biological Psychology and Cognitive Neurosciences
Institute of Psychology
Friedrich Schiller University Jena

Laboratory manager - TMS-Laboratory

Leutragraben 1, 07743 Jena, Germany 
Tel: +49 36 41 945983 


Winter Semester 2017/2018
Biological Psychology Seminar

Ambrus GG, Dotzer M, Schweinberger SR, Kovács G. 2017. The occipital face area is causally involved in the formation of identity-specific face representations. Brain Struct Funct. 84:105–116. 

Ambrus, G. G., Windel, F., Burton, A. M., & Kovács, G. (2017). Causal evidence of the involvement of the right occipital face area in face-identity acquisition. NeuroImage, 148, 212-218.

Gall, C., Schmidt, S., Schittkowski, M. P., Antal, A., Ambrus, G. G., Paulus, W., ... & Lux, A. (2016). Alternating current stimulation for vision restoration after optic nerve damage: A randomized clinical trial. PloS one, 11(6), e0156134.

Grotheer, M., Ambrus, G. G., & Kovács, G. (2016). Causal evidence of the involvement of the number form area in the visual detection of numbers and letters. NeuroImage, 132, 314-319.

Ambrus, G. G., Chaieb, L., Stilling, R., Rothkegel, H., Antal, A., & Paulus, W. (2016). Monitoring transcranial direct current stimulation induced changes in cortical excitability during the serial reaction time task. Neuroscience letters, 616, 98-104.

Janacsek, K., Ambrus, G. G., Paulus, W., Antal, A., & Nemeth, D. (2015). Right hemisphere advantage in statistical learning: evidence from a probabilistic sequence learning task. Brain stimulation, 8(2), 277-282.

Chaieb, L., Antal, A., Pisoni, A., Saiote, C., Opitz, A., Ambrus, G. G., ... & Paulus, W. (2014). Safety of 5 kHz tACS. Brain stimulation, 7(1), 92-96.

Grundey, J., Amu, R., Ambrus, G. G., Batsikadze, G., Paulus, W., & Nitsche, M. A. (2015). Double dissociation of working memory and attentional processes in smokers and non-smokers with and without nicotine. Psychopharmacology, 232(14), 2491.

Pisoni, A., Turi, Z., Raithel, A., Ambrus, G. G., Alekseichuk, I., Schacht, A., ... & Antal, A. (2015). Separating recognition processes of declarative memory via anodal tDCS: boosting old item recognition by temporal and new item detection by parietal stimulation. PloS one, 10(3), e0123085.

Ambrus, G. G., Pisoni, A., Primaßin, A., Turi, Z., Paulus, W., & Antal, A. (2015). Bi-frontal transcranial alternating current stimulation in the ripple range reduced overnight forgetting. Frontiers in cellular neuroscience, 9.

Chaieb, L., Antal, A., Ambrus, G. G., & Paulus, W. (2014). Brain-derived neurotrophic factor: its impact upon neuroplasticity and neuroplasticity inducing transcranial brain stimulation protocols. Neurogenetics, 15(1), 1.

Turi, Z., Ambrus, G. G., Ho, K. A., Sengupta, T., Paulus, W., & Antal, A. (2014). When size matters: large electrodes induce greater stimulation-related cutaneous discomfort than smaller electrodes at equivalent current density. Brain stimulation, 7(3), 460-467.

Antal, A., Ambrus, G. G., & Chaieb, L. (2014). Toward unraveling reading–related modulations of tDCS–induced neuroplasticity in the human visual cortex. Frontiers in psychology, 5.

Antal, A., Ambrus, G. G., & Chaieb, L. (2014). The impact of electrical stimulation techniques on behavior. Wiley Interdisciplinary Reviews: Cognitive Science, 5(6), 649-659.

Turi, Z., Ambrus, G. G., Janacsek, K., Emmert, K., Hahn, L., Paulus, W., & Antal, A. (2013). Both the cutaneous sensation and phosphene perception are modulated in a frequency-specific manner during transcranial alternating current stimulation. Restorative neurology and neuroscience, 31(3), 275-285.

Ambrus, G. G., Zimmer, M., Kincses, Z. T., Harza, I., Kovács, G., Paulus, W., & Antal, A. (2011). The enhancement of cortical excitability over the DLPFC before and during training impairs categorization in the prototype distortion task. Neuropsychologia, 49(7), 1974-1980.

Ambrus, G. G., Al-Moyed, H., Chaieb, L., Sarp, L., Antal, A., & Paulus, W. (2012). The fade-in–short stimulation–fade out approach to sham tDCS–reliable at 1 mA for naive and experienced subjects, but not investigators. Brain stimulation, 5(4), 499-504.

Ambrus, G. G., Antal, A., & Paulus, W. (2011). Comparing cutaneous perception induced by electrical stimulation using rectangular and round shaped electrodes. Clinical Neurophysiology, 122(4), 803-807.

Ambrus, G. G., Paulus, W., & Antal, A. (2010). Cutaneous perception thresholds of electrical stimulation methods: comparison of tDCS and tRNS. Clinical Neurophysiology, 121(11), 1908-1914.
The temporal context of face perception

Predictive processes in the brain

vMMN mechanisms

Number processing in the brain

The hierarchy and parallelity of the visual face processing network

Body processing

The role of visual noise in perception 

BDNF and memory

Implicit learning in the brain
TMS Laboratory