“Spin Torque Study of the Spin Hall Conductivity and Spin Diffusion Length in Platinum Thin Films with Varying Resistivity,” M. H. Nguyen, D. C. Ralph, and R. A. Buhrman, Physical Review Letters 116 (2016), Artn 126601, https://doi.org/10.1103/PhysRevLett.116.126601.

“Origin of fieldlike spin-orbit torques in heavy metal/ferromagnet/oxide thin film heterostructures, “ Y. X. Ou, C. F. Pai, S. J. Shi, D. C. Ralph, and R. A. Buhrman, Physical Review B 94 (2016), Artn 140414, https://doi.org/10.1103/PhysRevB.94.140414

“Current-induced switching of perpendicularly-magnetized magnetic layers using spin torque from the spin Hall effect.” L. Q. Liu, O. J. Lee, T. J. Gudmundsen, D. C. Ralph and R. A. Buhrman. Phys. Rev. Lett. 109, 096602 (2012). https://doi.org/10.1103/PhysRevLett.109.096602