The University of Tennessee, Knoxville

Joint Institute for Advanced Materials


Steven Johnston

Steven Johnston

Assistant Professor
Department of Physics

PhD, Physics
University of Waterloo


Research Interests

  • Numerical methods applied to strongly-correlated electrons, multi-orbital systems, and electron-boson interactions
  • High-temperature superconductivity in iron pnictides and cuprates
  • Spectroscopies including angle-resolved photoemission, scanning tunneling microscopy, optical conductivity, and resonant inelastic x-ray scattering

Selected Publications

C. J. Jia, E. A. Nowadnick, K. Wohlfeld, Y. F. Kung, C.-C. Chen, S. Johnston, T. Tohyama, B. Moritz, T. P. Devereaux, Persistent spin excitations in doped antiferromagnets revealed by resonant inelastic light scattering. Nature Communications 5, 3314 (2014).

S. Johnston, A. Mukherjee, I. Elfimov, M. Berciu, and G. A. Sawatzky, Charge disproportionation without charge transfer in the rare-earth nickelates as a possible mechanism for the metal-insulator transition. Phys. Rev. Lett. 112, 106404 (2014).

S. Johnston, E. A. Nowadnick, Y. Kung, B. Moritz, R. T. Scalettar, and T. P. Devereaux, Determinant Quantum Monte Carlo study of the two-dimensional singleband Hubbard-Holstein model. Phys. Rev. B 87, 235133 (2013). Selected as an editors’ suggestion.

S. Grothe, S. Johnston, S. Chi, P. Dosanjh, S. A. Burke, Y. Pennec, Quantifying many-body effects by high-resolution Fourier transform scanning tunneling spectroscopy. Phys. Rev. Lett. 111, 246804 (2013).

L. Rademaker, S. Johnston, J. Zaanen, J. van den Brink, Determinant quantum Monte Carlo study of exciton condensation in the bilayer Hubbard model. Phys. Rev. B 88, 235115 (2013).

Contact Information

Steven Johnston
406A Nielsen Physics Building
University of Tennessee
1408 Circle Drive
Knoxville, TN 37996
865-974-7837
sjohn145@utk.edu

Other Links

www.phys.utk.edu/faculty/faculty-johnston.html

 

 


 

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