Barkhausen effect

1919 Barkhausen effect

The book of science

Tom Sharp

Heinrich Barkhausen electromagnetism

Barkhausen effect

Before Barkhausen


Magnetic domains are too small and too much alike to see without a Kerr microscope, and domains are not the same as crystalline grains in a metal, but wouldn’t ancient makers of sword blades have had ideas about the alignments of iron crystals?

See also in The book of science:

Readings on wikipedia: