![Theoretical flow of electrons in a two dimensional electron gas away from an electron source at the center. The same scattering that produces diffusion creates static branches of electron flow.Cover Article: Nature 410, 6825 (2001). Theoretical flow of electrons in a two dimensional electron gas away from an electron source at the center. The same scattering that produces diffusion creates static branches of electron flow.Cover Article: Nature 410, 6825 (2001).](/units/dcmp/gallery/images/theoreticalflow.jpg)
Theoretical flow of electrons in a two dimensional electron gas away from an electron source at the center. The same scattering that produces diffusion creates static branches of electron flow.Cover Article: Nature 410, 6825 (2001).
Image courtesy: Dr. Eric Heller, Harvard University.