Photography

Iron Reef

Stephen D. Hudson

A communal gathering of iron oxide nanoparticles aggregated into a “coral reef” formation as they dried onto a slide.

Iron Reef  by Stephen D. Hudson

The image illustrates some results of the magnetic properties of these iron oxide nanoparticles as they are drawn to each other in solution. Additionally, capillary forces of the drying solvent contributed to the concentration of the nanoparticles into the observed “branches.”

This research was supported by the United States Department of Energy, grant no. DE-FG02-06ER-46342.

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