Results 31 to 40 of about 17,167 (272)

Noninvasive brain stimulation techniques can modulate cognitive processing [PDF]

open access: yes, 2019
Recent methods that allow a noninvasive modulation of brain activity are able to modulate human cognitive behavior. Among these methods are transcranial electric stimulation and transcranial magnetic stimulation that both come in multiple variants.
Herrmann, Christoph S.   +3 more
core   +1 more source

“Broadband Alpha Transcranial Alternating Current Stimulation”: Exploring a new biologically calibrated brain stimulation protocol [PDF]

open access: yesNeuroImage, 2022
Transcranial alternating current stimulation (tACS) can be used to study causal contributions of oscillatory brain mechanisms to cognition and behavior. For instance, individual alpha frequency (IAF) tACS was reported to enhance alpha power and impact visuospatial attention performance.
Janssens, S.   +3 more
openaire   +6 more sources

Entrainment of Brain Oscillations by Transcranial Alternating Current Stimulation [PDF]

open access: yesCurrent Biology, 2014
Novel methods for neuronal entrainment [1-4] provide the unique opportunity to modulate perceptually relevant brain oscillations [5, 6] in a frequency-specific manner and to study their functional impact on distinct cognitive functions. Recently, evidence has emerged that tACS (transcranial alternating current stimulation) can modulate cortical ...
Helfrich, Randolph F.   +5 more
openaire   +2 more sources

Midfrontal theta transcranial alternating current stimulation modulates behavioural adjustment after error execution [PDF]

open access: yes, 2018
Cognitive control during conflict monitoring, error processing, and post-error adjustment appear to be associated with the occurrence of midfrontal theta (MFϴ).
Aglioti, Salvatore Maria   +5 more
core   +1 more source

Concurrent Electroencephalography Recording During Transcranial Alternating Current Stimulation (tACS) [PDF]

open access: yesJournal of Visualized Experiments, 2016
Oscillatory brain activities are considered to reflect the basis of rhythmic changes in transmission efficacy across brain networks and are assumed to integrate cognitive neural processes. Transcranial alternating current stimulation (tACS) holds the promise to elucidate the causal link between specific frequencies of oscillatory brain activity and ...
Fehér, Daniel Kristoffer   +1 more
openaire   +3 more sources

Modulation of speech-in-noise comprehension through transcranial current stimulation with the phase-shifted speech envelope [PDF]

open access: yes, 2019
This work is licensed under a Creative Commons Attribution 4.0 License. For more information, see http://creativecommons.org/licenses/by/4.0/Neural activity tracks the envelope of a speech signal at latencies from 50 ms to 300 ms.
Kadir, Shabnam   +3 more
core   +3 more sources

Neurosensory Effects of Transcranial Alternating Current Stimulation

open access: yesBrain Stimulation, 2014
Electrical brain stimulation can elicit neurosensory side effects that are unrelated to the intended stimulation effects. This presents a challenge when designing studies with blinded control conditions.The aim of this research was to investigate the role of different transcranial alternating current stimulation (tACS) parameters, i.e.
Raco, Valerio   +4 more
openaire   +3 more sources

Modulating brain oscillations to drive brain function [PDF]

open access: yes, 2014
Do neuronal oscillations play a causal role in brain function? In a study in this issue of PLOS Biology, Helfrich and colleagues address this long-standing question by attempting to drive brain oscillations using transcranial electrical current ...
Thut, Gregor
core   +2 more sources

Brain-state determines learning improvements after transcranial alternating-current stimulation to frontal cortex [PDF]

open access: yes, 2018
Published in final edited form as: Brain Stimul. 2018 ; 11(4): 723–726. doi:10.1016/j.brs.2018.02.008BACKGROUND Theories of executive control propose that communication between medial frontal cortex (MFC) and lateral prefrontal cortex (lPFC) is ...
Deng, Yuqi   +2 more
core   +1 more source

Effects of alternating current stimulation on the healthy and diseased brain

open access: yesFrontiers in Neuroscience, 2015
Cognitive and neurological dysfunctions can severely impact a patient’s daily activities. In addition to medical treatment, non-invasive transcranial alternating current stimulation (tACS) has been proposed as a therapeutic technique to improve the ...
Aini Ismafairus eAbd Hamid   +8 more
doaj   +1 more source

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