Magnetic domains observed with the Bitter method. The same under test was high-permeability grain-oriented steel.
The image was kindly provided by Dr Xin Tong Xu, from his studies at Wolfson Centre for Magnetics, Cardiff University
Xin Tong Xu, Localised Variation of Magnetic Properties of Grain Oriented Electrical Steels, Wolfson Centre for Magnetics, Cardiff School of Engineering, Cardiff University, July 2014, {accessed 2021-09-18}
x_t_xu_bitter_pattern_hgo_anti-parallel_bar_domains_e-m.jpg
You are permitted and indeed encouraged to use this image freely, for any legal purpose including commercial, and with any modifications (the permission is hereby given, so there is no need to ask for it explicitly again), but you MUST always give the following credits:
S. Zurek, Encyclopedia Magnetica, CC-BY-4.0
We would appreciate if you let us know of any use: info@e-magnetica.pl