Theoretical Condensed Matter Physics

Don Ellis  {Ellis Research Group}
Professor Ellis' group studies the electronic structure and related materials properties of ceramics, polymers, alloys, molecular assemblies, and nanostructures. A hybrid classical/quantum mechanical approach is used to explore transport, spectra, energetics, electrical and magnetic response. Recent developments include an order(N) linear-scaling method for treating extended systems with low symmetry, using parallel-computational algorithms.

Arthur Freeman
Professor Freeman's research centers on the numerical calculation of the properties of materials. His research group has developed a method of calculating magneto-optical effects in solids and surfaces and has developed a new approach for determining magneto-crystalline anisotropy. Other materials that his group has investigated include high-Tc superconductors, magnetic overlayers and multilayers, and semiconductor heterostructures.

Anupam Garg
Professor Garg's research interests are currently in macroscopic quantum phenomena in magnetic systems. One goal is to see the tunneling of the macroscopic moment of small magnetic particles. Garg has also become interested in quantum computers, which exploit the quantal superposition principle to achieve massive parallelism.

James A. Sauls
Theoretical condensed matter research involves the discovery of concepts related to the collective behavior of enormous numbers of atomic constituents, combined with the application of statistical mechanics and quantum theory to describe the behavior of macroscopic matter.  I conduct theoretical studies of matter in which quantum effects are manifest in the observable properties of matter.  Current research projects include magneto-acoustics in quantum fluids and solids, broken symmetry and phase transitions in confined quantum fluids, theories of Fermi systems with correlated disorder and spin and charge transport in superconducting-ferromagnetic devices.


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