L. Andrew Wray

Assistant Professor of Physics

Areas of Research/Interest

Experimental solid state physics, strongly correlated systems, topological insulators, atomic-scale wavefunctions, light-matter interactions (EUV/X-ray)

Selected Publications

“Measurement of the spectral line shapes for orbital excitations in the Mott insulator CoO using high-resolution resonant inelastic x-ray scattering”, L. A. Wray, J. Li, Z. Q. Qiu, J. Wen, Z. Xu, G. Gu, S.-W. Huang, E. Arenholz, W. Yang, Z. Hussain, and Y.-D. Chuang, Phys. Rev. B 88, 035105 (2013).

“Device Physics: Topological transistor”, L. A. Wray, Nature Physics 8, 705 (2012).

“Spin-orbital ground states of superconducting doped topological insulators: A Majorana platform”, L.A. Wray, Y. Xia, S.-Y. Xu, D. Qian, A.V. Fedorov, H. Lin, A. Bansil, Y.S. Hor, R.J. Cava, L. Fu, M.Z. Hasan, Phys. Rev. B 83, 224516 (2011).

“A topological insulator surface under strong Coulomb, magnetic and disorder perturbations”, L.A. Wray, S.-Y. Xu, Y. Xia, D. Hsieh, A.V. Fedorov, H. Lin, A. Bansil, Y.S. Hor, R.J. Cava, M.Z. Hasan, Nature Physics 7, 32-37 (2011). News and Views Highlight in Nature Physics 7, 8 (2011).

“Observation of topological order in a superconducting doped topological insulator”, L.A. Wray, S.-Y. Xu, Y. Xia, D. Qian, A.V. Fedorov, H. Lin, A. Bansil, Y.S. Hor, R.J. Cava, M.Z. Hasan, Nature Physics 6, 855 (2010).

“Momentum Dependence of Quasiparticle Gap, Strong Coupling Dispersion Kink, and Tightly Bound Cooper Pairs in the High-TC (Sr/Ba)1-x(K/Na)xFe2As2 Superconductors”, L. Wray, D. Qian, D. Hsieh, Y. Xia, L. Li, J.G. Checkelsky, A. Pasupathy, K.K. Gomes, A.V. Federov, G.F. Chen, J.L. Luo, A. Yazdani, N.P. Ong, N.L. Wang, M.Z. Hasan, Physical Review B 78, 184508 (2008).