Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Brain Waves01:23

Brain Waves

1.9K
Brain waves are electrical signals generated by the neurons in the brain, which are regularly monitored to measure mental activities. Brain waves and their frequency ranges can be measured using an electroencephalogram or EEG. There are four main types of brain waves, each with distinct characteristics:
1.9K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Bactericidal Action and <i>in Vitro</i> Immunomodulatory Effects of Ozone on Methicillin-Resistant <i>Staphylococcus Aureus</i>.

Frontiers in bioscience (Elite edition)·2026
Same author

Revisiting post-stimulus theta activity: evidence for an aperiodic rather than oscillatory origin.

bioRxiv : the preprint server for biology·2026
Same author

Ultrafast fMRI Detects Age-Related Changes in Harmonics of Cardiac Pulsations in the Brain at 7 T.

Magnetic resonance in medicine·2026
Same author

ADHD polygenic risk predicts neural signatures of cognitive control: Evidence from midfrontal theta dynamics.

Translational psychiatry·2026
Same author

How to Improve the Reliability of Aperiodic Parameter Estimates in M/EEG: A Method Comparison.

Psychophysiology·2026
Same author

Changes in aperiodic (1/<i>f</i> slope) activity during a picture-word interference task: Effects of congruency and sequence manipulations.

bioRxiv : the preprint server for biology·2026

Related Experiment Video

Updated: Sep 1, 2025

Concurrent Recording of Co-localized Electroencephalography and Local Field Potential in Rodent
08:31

Concurrent Recording of Co-localized Electroencephalography and Local Field Potential in Rodent

Published on: November 30, 2017

12.4K

Stimulus-Induced Changes in 1/f-like Background Activity in EEG.

Máté Gyurkovics1, Grace M Clements2,3, Kathy A Low2

  • 1Beckman Institute, University of Illinois at Urbana-Champaign, Urbana-Champaign, Illinois 61801 grattong@illinois.edu mate.gyurkovics@gmail.com.

The Journal of Neuroscience : the Official Journal of the Society for Neuroscience
|August 15, 2022
PubMed
Summary

Stimuli alter 1/f-like brain activity, independent of event-related potentials (ERPs). This change, a rotational shift in neural oscillations, reflects increased inhibition and processing demands, challenging assumptions of stationary background EEG.

Keywords:
1/f activityevent-related potentialspower spectrum

More Related Videos

Induction of an Isoelectric Brain State to Investigate the Impact of Endogenous Synaptic Activity on Neuronal Excitability In Vivo
10:19

Induction of an Isoelectric Brain State to Investigate the Impact of Endogenous Synaptic Activity on Neuronal Excitability In Vivo

Published on: March 31, 2016

8.2K
Infant Auditory Processing and Event-related Brain Oscillations
06:34

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

16.5K

Related Experiment Videos

Last Updated: Sep 1, 2025

Concurrent Recording of Co-localized Electroencephalography and Local Field Potential in Rodent
08:31

Concurrent Recording of Co-localized Electroencephalography and Local Field Potential in Rodent

Published on: November 30, 2017

12.4K
Induction of an Isoelectric Brain State to Investigate the Impact of Endogenous Synaptic Activity on Neuronal Excitability In Vivo
10:19

Induction of an Isoelectric Brain State to Investigate the Impact of Endogenous Synaptic Activity on Neuronal Excitability In Vivo

Published on: March 31, 2016

8.2K
Infant Auditory Processing and Event-related Brain Oscillations
06:34

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

16.5K

Area of Science:

  • Cognitive Neuroscience
  • Electrophysiology
  • Neural Oscillations

Background:

  • 1/f-like activity is crucial for neural circuit balance and information processing.
  • Previous research linked 1/f activity to excitation-inhibition balance.
  • The impact of stimuli on 1/f activity parameters, separate from ERPs, remained unclear.

Purpose of the Study:

  • To investigate stimulus-induced changes in 1/f activity in human EEG.
  • To differentiate genuine 1/f changes from event-related potentials (ERPs).
  • To determine if 1/f activity is stationary during cognitive tasks.

Main Methods:

  • Analysis of event-related broadband changes in human EEG data.
  • Removal of ERPs to isolate 1/f activity.
  • Comparison of pre-event and post-event spectra (2-25 Hz) in passive and active auditory tasks.

Main Results:

  • Post-event spectra differed significantly from pre-event spectra, even after ERP removal.
  • A rotational shift in 1/f activity (increased low, decreased high frequencies) was observed.
  • The magnitude of this shift correlated with task attentional demands.

Conclusions:

  • Stimuli induce genuine, non-ERP-related changes in 1/f brain activity.
  • These changes suggest stimulus-onset inhibition proportional to processing demands.
  • The findings challenge the assumption of stationary background EEG activity in time-frequency analyses.