Articles with "alpha activity" as a keyword



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Gross alpha activity in urban sediments as an important indicator of urban environmental processes on the example of three Russian cities.

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Published in 2021 at "Journal of environmental management"

DOI: 10.1016/j.jenvman.2021.113011

Abstract: The protection of the urban environment from radioactive wastes (including technologically enhanced natural radionuclides) and potentially harmful elements have recently become very critical. Thus, the present study aimed to assess the radioactive levels in low-volume… read more here.

Keywords: gross alpha; fraction; fine sand; alpha activity ... See more keywords
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Cause or consequence? Alpha oscillations in visuospatial attention

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Published in 2021 at "Trends in Neurosciences"

DOI: 10.1016/j.tins.2021.05.004

Abstract: A well-established finding in the literature of human studies is that alpha activity (rhythmical brain activity around 10 Hz) shows retinotopic amplitude modulation during shifts in visual attention. Thus, it has long been argued that… read more here.

Keywords: alpha oscillations; cause consequence; alpha activity; attention ... See more keywords
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Resting state alpha oscillatory activity is a valid and reliable marker of schizotypy

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Published in 2021 at "Scientific Reports"

DOI: 10.1038/s41598-021-89690-7

Abstract: Schizophrenia is among the most debilitating neuropsychiatric disorders. However, clear neurophysiological markers that would identify at-risk individuals represent still an unknown. The aim of this study was to investigate possible alterations in the resting alpha… read more here.

Keywords: alpha oscillatory; alpha activity; activity; resting state ... See more keywords
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Validation of eyes-closed resting alpha amplitude predicting neurofeedback learning of upregulation alpha activity

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Published in 2021 at "Scientific Reports"

DOI: 10.1038/s41598-021-99235-7

Abstract: Neurofeedback training (NFT) enables users to learn self-control of EEG activity of interest and then to create many benefits on cognitive function. A considerable number of nonresponders who fail to achieve successful NFT have often… read more here.

Keywords: validation; alpha amplitude; alpha activity; upregulation alpha ... See more keywords
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The combination of acute exercise and eye closure has a synergistic effect on alpha activity

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Published in 2021 at "Scientific Reports"

DOI: 10.1038/s41598-021-99783-y

Abstract: Acute aerobic exercise increases the brain cortical activity in alpha frequency. Eye closure also increases alpha activity. However, whether the two have an additive or a synergistic effect on alpha activity has never been explored.… read more here.

Keywords: synergistic effect; exercise; activity; alpha activity ... See more keywords
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The effects of pre-cue posterior alpha on post-cue alpha activity and target processing in visual spatial attention tasks with instructional and probabilistic cues.

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Published in 2022 at "Cerebral cortex"

DOI: 10.1093/cercor/bhac326

Abstract: The electroencephalography alpha-band (8-13 Hz) activity may represent a crucial neural substrate of visual spatial attention. However, factors likely contributing to alpha activity have not been adequately addressed, which impedes understanding its functional roles. We investigated… read more here.

Keywords: cue alpha; alpha activity; pre cue; cue ... See more keywords
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Correlation between precontemplation and alpha activity in gambling disorder

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Published in 2019 at "Neuropsychiatric Disease and Treatment"

DOI: 10.2147/ndt.s210990

Abstract: Purpose Gambling disorder is a psychiatric condition characterized by persistent and recurrent maladaptive gambling. In the present study, we evaluated the characteristics of resting-state electroencephalogram (EEG) recordings in patients with gambling disorder. In addition, we… read more here.

Keywords: gambling disorder; eeg; alpha activity; disorder ... See more keywords
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Target-Related Alpha Attenuation in a Brain-Computer Interface Rapid Serial Visual Presentation Calibration

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Published in 2022 at "Frontiers in Human Neuroscience"

DOI: 10.3389/fnhum.2022.882557

Abstract: This study evaluated the feasibility of using occipitoparietal alpha activity to drive target/non-target classification in a brain-computer interface (BCI) for communication. EEG data were collected from 12 participants who completed BCI Rapid Serial Visual Presentation… read more here.

Keywords: alpha attenuation; presentation; target related; alpha activity ... See more keywords

EEG alpha activity increased in response to transcutaneous electrical nervous stimulation in young healthy subjects but not in the healthy elderly

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Published in 2020 at "PeerJ"

DOI: 10.7717/peerj.8330

Abstract: Transcutaneous Electrical Nerve Stimulation (TENS) is used not only in the treatment of pain but also in the examination of sensory functions. With aging, there is decreased sensitivity to somatosensory stimuli. It is essential to… read more here.

Keywords: activity; alpha activity; effect; application ... See more keywords