Contact: Dr. André Bisig
Johannes Gutenberg Universitaet Mainz
Caption: This is an image of a ferromagnetic ring prepared using a scanning electron microscope. The magnetization (black/white contrast) runs along the ring and forms two domain walls.
Credit: photo/©: André Bisig, Institute of Physics, Johannes Gutenberg University Mainz
Usage Restrictions: The image may be used only in conjunction with the press release or parts of it.
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