Biefeld–Brown effect

He later associated his work with Paul Alfred Biefeld, a physicist and astronomer connected with Denison University.

Brown described Biefeld as a mentor, and their names became attached to what is now called the Biefeld-Brown effect.

The extent of their direct collaboration remains uncertain.

Later accounts describe an important partnership, but reported Denison archival research has found limited surviving documentation for an extensive joint experimental program.