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Jirí Wackermann

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Piracetam

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Publications

TOP 3
Peter Pütz; Marc Wittmann; Jirí Wackermann
Duration reproduction: lossy integration and effects of sensory modalities, cognitive functioning, age, and sex.
Jirí Wackermann
Determinants of filled/empty optical illusion: Influence of luminance contrast and polarity.
Jirí Wackermann
Determinants of filled/empty optical illusion: differential effects of patterning.

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All Publications

2012: Peter Pütz; Marc Wittmann; Jirí Wackermann
Duration reproduction: lossy integration and effects of sensory modalities, cognitive functioning, age, and sex.
Perceptual and motor skills 2012;115(2):370-84.
2012: Jirí Wackermann
Determinants of filled/empty optical illusion: Influence of luminance contrast and polarity.
Acta neurobiologiae experimentalis 2012;72(4):412-20.
2012: Jirí Wackermann
Determinants of filled/empty optical illusion: differential effects of patterning.
Acta neurobiologiae experimentalis 2012;72(1):89-94.
2011: Carsten Allefeld; Kristina Kastner; Peter Pütz; Jirí Wackermann
Flicker-light induced visual phenomena: frequency dependence and specificity of whole percepts and percept features.
Consciousness and cognition 2011;20(4):1344-62.
2010: Jirí Wackermann
Experience at the threshold of wakefulness.
Consciousness and cognition 2010;19(4):1093-4; discussion 1095-6.
2010: Jirí Wackermann; Kristina Kastner
Determinants of filled/empty optical illusion: Search for the locus of maximal effect.
Acta neurobiologiae experimentalis 2010;70(4):423-34.
2010: Olga V Sysoeva; Alexander G Tonevitsky; Jirí Wackermann
Genetic determinants of time perception mediated by the serotonergic system.
PloS one 2010;5(9):.
2009: Marton Toth; Bela Faludi; Jirí Wackermann; Jozsef Czopf; Istvan Kondakor
Characteristic changes in brain electrical activity due to chronic hypoxia in patients with obstructive sleep apnea syndrome (OSAS): a combined EEG study using LORETA and omega complexity.
Brain topography 2009;22(3):185-90.
2009: Carsten Allefeld; Harald Atmanspacher; Jirí Wackermann
Mental states as macrostates emerging from brain electrical dynamics.
Chaos (Woodbury, N.Y.) 2009;19(1):015102.
2009: Jirí Wackermann; Kristina Kastner
Paradoxical form of filled/empty optical illusion.
Acta neurobiologiae experimentalis 2009;69(4):560-3.
2008: Jirí Wackermann; Peter Pütz; Carsten Allefeld
Ganzfeld-induced hallucinatory experience, its phenomenology and cerebral electrophysiology.
Cortex; a journal devoted to the study of the nervous system and behavior 2008;44(10):1364-78.
2008: Jirí Wackermann; Marc Wittmann; Felix Hasler; Franz Vollenweider
Effects of varied doses of psilocybin on time interval reproduction in human subjects.
Neuroscience letters 2008;435(1):51-5.
2007: Jirí Wackermann
Inner and outer horizons of time experience.
The Spanish journal of psychology 2007;10(1):20-32.
2007: Jirí Wackermann; Carsten Allefeld
On the meaning and interpretation of global descriptors of brain electrical activity. Including a reply to X. Pei et al.
International journal of psychophysiology : official journal of the International Organization of Psychophysiology 2007;64(2):199-210.
2006: Jirí Wackermann
Rationality, universality, and individuality in a functional conception of theory.
International journal of psychophysiology : official journal of the International Organization of Psychophysiology 2006;62(3):411-26.
2006: Peter Pütz; Matthias Braeunig; Jirí Wackermann
EEG correlates of multimodal ganzfeld induced hallucinatory imagery.
International journal of psychophysiology : official journal of the International Organization of Psychophysiology 2006;61(2):167-78.
2006: Jirí Wackermann; Werner Ehm
The dual klepsydra model of internal time representation and time reproduction.
Journal of theoretical biology 2006;239(4):482-93.
2006: Jirí Wackermann; Jakub Späti
Asymmetry of the discrimination function for temporal durations in human subjects.
Acta neurobiologiae experimentalis 2006;66(3):245-54.
2005: Robert Jech; Petr Dusek; Jirí Wackermann; Josef Vymazal
Cumulative blood oxygenation-level-dependent signal changes support the 'time accumulator' hypothesis.
Neuroreport 2005;16(13):1467-71.
2005: Th J Müller; Thomas Koenig; Jirí Wackermann; Peter Kalus; A Fallgatter; Werner Strik; Dietrich Lehmann
Subsecond changes of global brain state in illusory multistable motion perception.
Journal of neural transmission (Vienna, Austria : 1996) 2005;112(4):565-76.
2005: Dietrich Lehmann; Pascal L. Faber; Silvana Galderisi; Werner M Herrmann; Toshihiko Kinoshita; Martha Koukkou; Armida Mucci; Roberto D Pascual-Marqui; Naomi Saito; Jirí Wackermann; Georg Winterer; Thomas Koenig
EEG microstate duration and syntax in acute, medication-naive, first-episode schizophrenia: a multi-center study.
Psychiatry research 2005;138(2):141-56.
2005: Istvan Kondakor; Marton Toth; Jirí Wackermann; Csilla Gyimesi; Jozsef Czopf; Bela Clemens
Distribution of spatial complexity of EEG in idiopathic generalized epilepsy and its change after chronic valproate therapy.
Brain topography 2005;18(2):115-23.
2005: Robert Jech; Petr Dusek; Jirí Wackermann; Josef Vymazal
[Time perception in functional brain imaging].
Casopís lékar̆ů c̆eských 2005;144(10):678-84.
2005: Dieter Vaitl; Niels Birbaumer; John H Gruzelier; Graham A Jamieson; Boris Kotchoubey; Andrea Kübler; Dietrich Lehmann; Wolfgang H R Miltner; Ulrich Ott; Peter Pütz; Gebhard Sammer; Inge Strauch; Ute Strehl; Jirí Wackermann; Thomas Weiss
Psychobiology of altered states of consciousness.
Psychological bulletin 2005;131(1):98-127.
2003: Jirí Wackermann; Christian Seiter; Holger Keibel; Harald Walach
Correlations between brain electrical activities of two spatially separated human subjects.
Neuroscience letters 2003;336(1):60-4.
2002: Jirí Wackermann; Peter Pütz; Simone Büchi; Inge Strauch; Dietrich Lehmann
Brain electrical activity and subjective experience during altered states of consciousness: ganzfeld and hypnagogic states.
International journal of psychophysiology : official journal of the International Organization of Psychophysiology 2002;46(2):123-46.
2002: Toshiaki Isotani; Toshihiko Kinoshita; Dietrich Lehmann; Roberto D Pascual-Marqui; Jirí Wackermann
Spatial configuration of brain electric activity during positive, neutral and negative emotions.
Methods and findings in experimental and clinical pharmacology 2002;24 Suppl D():109-10.
2001: Toshiaki Isotani; Dietrich Lehmann; Roberto D Pascual-Marqui; Kieko Kochi; Jirí Wackermann; N Saito; Takami Yagyu; Toshihiko Kinoshita; Kyohei Sasada
EEG source localization and global dimensional complexity in high- and low- hypnotizable subjects: a pilot study.
Neuropsychobiology 2001;44(4):192-8.
2000: Diego A Pizzagalli; Dietrich Lehmann; Lorena Gianotti; Thomas Koenig; H Tanaka; Jirí Wackermann; P Brugger
Brain electric correlates of strong belief in paranormal phenomena: intracerebral EEG source and regional Omega complexity analyses.
Psychiatry research 2000;100(3):139-54.
1999: Istvan Kondakor; C M Michel; Jirí Wackermann; Thomas Koenig; H Tanaka; J Peuvot; Dietrich Lehmann
Single-dose piracetam effects on global complexity measures of human spontaneous multichannel EEG.
International journal of psychophysiology : official journal of the International Organization of Psychophysiology 1999;34(1):81-7.
1998: Jirí Wackermann; M Matousek
From the 'EEG age' to a rational scale of brain electric maturation.
Electroencephalography and clinical neurophysiology 1998;107(6):415-21.
1998: N Saito; T Kuginuki; Takami Yagyu; T Kinoshita; T Koenig; Roberto D Pascual-Marqui; Kieko Kochi; Jirí Wackermann; Dietrich Lehmann
Global, regional, and local measures of complexity of multichannel electroencephalography in acute, neuroleptic-naive, first-break schizophrenics.
Biological psychiatry 1998;43(11):794-802.
1998: Andrej Stancák; Jirí Wackermann
Spatial EEG synchronisation over sensorimotor hand areas in brisk and slow self-paced index finger movements.
Brain topography 1998;11(1):23-31.
1997: Takami Yagyu; Jirí Wackermann; M Shigeta; Vesna Jelic; T Kinoshita; Kieko Kochi; Per Julin; Ove Almkvist; Lars-Olof Wahlund; Istvan Kondakor; Dietrich Lehmann
Global dimensional complexity of multichannel EEG in mild Alzheimer's disease and age-matched cohorts.
Dementia and geriatric cognitive disorders 1997;8(6):343-7.
1997: Istvan Kondakor; Daniel Brandeis; Jirí Wackermann; Kieko Kochi; Thomas Koenig; E Frei; Roberto D Pascual-Marqui; Takami Yagyu; Dietrich Lehmann
Multichannel EEG fields during and without visual input: frequency domain model source locations and dimensional complexities.
Neuroscience letters 1997;226(1):49-52.
1997: Takami Yagyu; Jirí Wackermann; Toshihiko Kinoshita; T Hirota; Kieko Kochi; Istvan Kondakor; Thomas Koenig; Dietrich Lehmann
Chewing-gum flavor affects measures of global complexity of multichannel EEG.
Neuropsychobiology 1997;35(1):46-50.
1995: M Matousek; Jirí Wackermann; M Palus; A Berankova; V Albrecht; I Dvorak
Global dimensional complexity of the EEG in healthy volunteers.
Neuropsychobiology 1995;31(1):47-52.
1993: Dietrich Lehmann; Jirí Wackermann; Christoph M Michel; Thomas Koenig
Space-oriented EEG segmentation reveals changes in brain electric field maps under the influence of a nootropic drug.
Psychiatry research 1993;50(4):275-82.
1993: Jirí Wackermann; Dietrich Lehmann; Christoph M Michel; Werner Strik
Adaptive segmentation of spontaneous EEG map series into spatially defined microstates.
International journal of psychophysiology : official journal of the International Organization of Psychophysiology 1993;14(3):269-83.
1993: Martha Koukkou; Dietrich Lehmann; Jirí Wackermann; I Dvorak; B Henggeler
Dimensional complexity of EEG brain mechanisms in untreated schizophrenia.
Biological psychiatry 1993;33(6):397-407.
1993: Jirí Wackermann; Dietrich Lehmann; I Dvorak; Christoph M Michel
Global dimensional complexity of multi-channel EEG indicates change of human brain functional state after a single dose of a nootropic drug.
Electroencephalography and clinical neurophysiology 1993;86(3):193-8.