Electron Physics Group

Graphene — Graphene, a one-atom thick sheet of carbon, shows great promise as a material for building nanometer-scale electronic devices that would help to continue the trend toward smaller and more capable … Magnetic Nanostructures for Post-Complimentary Metal-Oxide Semiconductor (CMOS) Electronics — Just as integrated electronic circuits continue to pack on more and ever tinier components, so magnetic technologies for data storage and other applications grow ever denser, increasing their … Nanomagnetic Imaging — A computer hard drive stores information by means of the magnetic alignment of microscopic bits that stud its surface. NIST researchers have developed a modified form of scanning electron … Novel Sources for Focused-ion Beams — Focused beams of ions have a wide range of uses, from nanoscale imaging to the fabrication of nanomaterials. In this project, researchers are developing novel ion-beam technology using … Theory of Spin Transfer Torque — The working of countless electronic devices involves electric and magnetic effects interacting within nanostructured materials. In the phenomenon known as spin transfer torque, a current can give a …

• Magnetic dynamics with spin transfer torques near the Curie temperature.
• Origin of Universal Optical Conductivity and Optical Stacking Sequence Identification in Multilayer Graphene
• Direct Imaging of Current Driven Domain Walls in Ferromagnetic Nanostripes