MarsArt has successfully developed a Transcranial Direct Current (TDCs) hat which generally improves baseline cognition. The Aentennae hat has variable montages  and wavelength settings  which can be adjusted to increase action potentials, neuroplasticity and also amplify mental states including:

The more developed protoype is intended as free inclusive intellectual property. The materials list and build instructions can be given via MarselHollie@gmail.com