Brainwaves
Gamma (Low)
40.00 Hz
Cosmic Octave Color
Derived visible color (426 nm)
Display swatch #5a61fb
EstablishedBrainwave Band
Evidence Level
Established
Source Count
1
Last Reviewed
March 23, 2026
Directly measured, standardized, or well-supported in mainstream scientific or technical literature.
This entry summarizes recognized frequency bands, but subjective states vary across people and contexts. The atlas is not making medical or diagnostic claims.
Review the evidence modelThe 40 Hz gamma wave is associated with binding of sensory information, higher cognition, and consciousness integration. Studied extensively in meditation research.
Wavelength
8.57 m
Nearest Note
D#1 (+49¢)
Claim Type
Brainwave Band
Cosmic Octave Color
Derived visible color (426 nm) · #5a61fb
Source
Neuroscience / EEG research
Sources
Neuroscience and EEG Research
14 atlas references
Used for brainwave frequency bands and broad EEG ranges, rather than for mystical or therapeutic certainty.
Neuroscience / EEG research.
brainwavegammaconsciousness