I suggest reading the article by Lee et al, 2014. Then, please see at attachment other articles about the possibilities of visualization of white matter in the brain.
Our brain is a storage which can be measured by any electronic devices .Our brain never gets tired but with the stress & the work our body gets tired. It is said for the brain that any individual with expertise in any areas can take out the energy forces of brain to a limited percentage .
Our brain is unique but we as human being with the pray of our conscious mind fail to receive a right type of direction from the brain .
CLARITY may reflect the real picture .In the center force of our forehead & with a concentration without warring of the mind may reflects the right type of AURAS in individual development.