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D. C. Ralph
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Journal Articles

Efficient switching of 3-terminal magnetic tunnel junctions by the giant spin Hall effect of Pt85Hf15 alloy

Free
Minh-Hai Nguyen, Shengjie Shi, Graham E. Rowlands, Sriharsha V. Aradhya, Colin L. Jermain, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 112, 062404 (2018)
https://doi.org/10.1063/1.5021077
Published: February 2018
View articletitled, Efficient switching of 3-terminal magnetic tunnel junctions by the giant spin Hall effect of Pt85Hf15 alloy
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Includes: Supplementary data
Journal Articles

Strong perpendicular magnetic anisotropy energy density at Fe alloy/HfO2 interfaces

Open Access
Yongxi Ou, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 192403 (2017)
https://doi.org/10.1063/1.4983170
Published: May 2017
View articletitled, Strong perpendicular magnetic anisotropy energy density at Fe alloy/HfO2 interfaces
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Journal Articles

Nanosecond magnetization dynamics during spin Hall switching of in-plane magnetic tunnel junctions

Open Access
G. E. Rowlands, S. V. Aradhya, S. Shi, E. H. Yandel, J. Oh, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 122402 (2017)
https://doi.org/10.1063/1.4978661
Published: March 2017
View articletitled, Nanosecond magnetization dynamics during spin Hall switching of in-plane magnetic tunnel junctions
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Includes: Supplementary data
Journal Articles

Low-damping sub-10-nm thin films of lutetium iron garnet grown by molecular-beam epitaxy

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C. L. Jermain, H. Paik, S. V. Aradhya, R. A. Buhrman, D. G. Schlom, D. C. Ralph
Journal: Applied Physics Letters
Appl. Phys. Lett. 109, 192408 (2016)
https://doi.org/10.1063/1.4967695
Published: November 2016
View articletitled, Low-damping sub-10-nm thin films of lutetium iron garnet grown by molecular-beam epitaxy
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Includes: Supplementary data
Journal Articles

Enhanced spin Hall torque efficiency in Pt100−xAlx and Pt100−xHfx alloys arising from the intrinsic spin Hall effect

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Minh-Hai Nguyen, Mengnan Zhao, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 108, 242407 (2016)
https://doi.org/10.1063/1.4953768
Published: June 2016
View articletitled, Enhanced spin Hall torque efficiency in Pt100−xAlx and Pt100−xHfx alloys arising from the intrinsic spin Hall effect
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Journal Articles

Traveling surface spin-wave resonance spectroscopy using surface acoustic waves

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P. G. Gowtham, T. Moriyama, D. C. Ralph, R. A. Buhrman
Journal: Journal of Applied Physics
J. Appl. Phys. 118, 233910 (2015)
https://doi.org/10.1063/1.4938390
Published: December 2015
View articletitled, Traveling surface spin-wave resonance spectroscopy using surface acoustic waves
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Journal Articles

Enhancement of the anti-damping spin torque efficacy of platinum by interface modification

Available to Purchase
Minh-Hai Nguyen, Chi-Feng Pai (白奇峰), Kayla X. Nguyen, David A. Muller, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 106, 222402 (2015)
https://doi.org/10.1063/1.4922084
Published: June 2015
View articletitled, Enhancement of the anti-damping spin torque efficacy of platinum by interface modification
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Includes: Supplementary data
Journal Articles

Macrospin modeling of sub-ns pulse switching of perpendicularly magnetized free layer via spin-orbit torques for cryogenic memory applications

Free
Junbo Park, G. E. Rowlands, O. J. Lee, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 105, 102404 (2014)
https://doi.org/10.1063/1.4895581
Published: September 2014
View articletitled, Macrospin modeling of sub-ns pulse switching of perpendicularly magnetized free layer via spin-orbit torques for cryogenic memory applications
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Journal Articles

Enhancement of perpendicular magnetic anisotropy and transmission of spin-Hall-effect-induced spin currents by a Hf spacer layer in W/Hf/CoFeB/MgO layer structures

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Chi-Feng Pai, Minh-Hai Nguyen, Carina Belvin, Luis Henrique Vilela-Leão, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 104, 082407 (2014)
https://doi.org/10.1063/1.4866965
Published: February 2014
View articletitled, Enhancement of perpendicular magnetic anisotropy and transmission of spin-Hall-effect-induced spin currents by a Hf spacer layer in W/Hf/CoFeB/MgO layer structures
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Journal Articles

Fast deterministic switching in orthogonal spin torque devices via the control of the relative spin polarizations

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Junbo Park, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 103, 252406 (2013)
https://doi.org/10.1063/1.4851855
Published: December 2013
View articletitled, Fast deterministic switching in orthogonal spin torque devices via the control of the relative spin polarizations
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Includes: Supplementary data
Journal Articles

Coherent and incoherent spin torque oscillations in a nanopillar magnetic spin-valve

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P. M. Braganca, O. J. Lee, O. Ozatay, L. Liu, G. Finocchio, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 102, 252402 (2013)
https://doi.org/10.1063/1.4812299
Published: June 2013
View articletitled, Coherent and incoherent spin torque oscillations in a nanopillar magnetic spin-valve
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Journal Articles

Spin transfer torque devices utilizing the giant spin Hall effect of tungsten

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Chi-Feng Pai, Luqiao Liu, Y. Li, H. W. Tseng, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 101, 122404 (2012)
https://doi.org/10.1063/1.4753947
Published: September 2012
View articletitled, Spin transfer torque devices utilizing the giant spin Hall effect of tungsten
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Journal Articles

Network analyzer measurements of spin transfer torques in magnetic tunnel junctions

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Lin Xue, Chen Wang, Yong-Tao Cui, J. A. Katine, R. A. Buhrman, D. C. Ralph
Journal: Applied Physics Letters
Appl. Phys. Lett. 101, 022417 (2012)
https://doi.org/10.1063/1.4737017
Published: July 2012
View articletitled, Network analyzer measurements of spin transfer torques in magnetic tunnel junctions
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Journal Articles

Spin-torque-driven ballistic precessional switching with 50 ps impulses

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O. J. Lee, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 99, 102507 (2011)
https://doi.org/10.1063/1.3635782
Published: September 2011
View articletitled, Spin-torque-driven ballistic precessional switching with 50 ps impulses
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Includes: Supplementary data
Journal Articles

Conditions for microwave amplification due to spin-torque dynamics in magnetic tunnel junctions

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Lin Xue, Chen Wang, Yong-Tao Cui, J. A. Katine, R. A. Buhrman, D. C. Ralph
Journal: Applied Physics Letters
Appl. Phys. Lett. 99, 022505 (2011)
https://doi.org/10.1063/1.3606550
Published: July 2011
View articletitled, Conditions for microwave amplification due to spin-torque dynamics in magnetic tunnel junctions
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Journal Articles

Sensitivity of spin-torque diodes for frequency-tunable resonant microwave detection

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C. Wang, Y.-T. Cui, J. Z. Sun, J. A. Katine, R. A. Buhrman, D. C. Ralph
Journal: Journal of Applied Physics
J. Appl. Phys. 106, 053905 (2009)
https://doi.org/10.1063/1.3197137
Published: September 2009
View articletitled, Sensitivity of spin-torque diodes for frequency-tunable resonant microwave detection
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Journal Articles

Ultrafast switching of a nanomagnet by a combined out-of-plane and in-plane polarized spin current pulse

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O. J. Lee, V. S. Pribiag, P. M. Braganca, P. G. Gowtham, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 95, 012506 (2009)
https://doi.org/10.1063/1.3176938
Published: July 2009
View articletitled, Ultrafast switching of a nanomagnet by a combined out-of-plane and in-plane polarized spin current pulse
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Journal Articles

Quantum confinement and coherence in a two-dimensional electron gas in a carbon-face 3 C -SiC / 6 H -SiC polytype heterostructure

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Jie Lu, M. V. S. Chandrashekhar, J. J. Parks, D. C. Ralph, Michael G. Spencer
Journal: Applied Physics Letters
Appl. Phys. Lett. 94, 162115 (2009)
https://doi.org/10.1063/1.3126447
Published: April 2009
View articletitled, Quantum confinement and coherence in a two-dimensional electron gas in a carbon-face 3 C -SiC / 6 H -SiC polytype heterostructure
Open the PDF for Quantum confinement and coherence in a two-dimensional electron gas in a carbon-face 3 C -SiC / 6 H -SiC polytype heterostructure in another window
Journal Articles

Reduction of the spin-torque critical current by partially canceling the free layer demagnetization field

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Luqiao Liu, Takahiro Moriyama, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 94, 122508 (2009)
https://doi.org/10.1063/1.3107262
Published: March 2009
View articletitled, Reduction of the spin-torque critical current by partially canceling the free layer demagnetization field
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Journal Articles

Spin-torque ferromagnetic resonance measurements of damping in nanomagnets

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G. D. Fuchs, J. C. Sankey, V. S. Pribiag, L. Qian, P. M. Braganca, A. G. F. Garcia, E. M. Ryan, Zhi-Pan Li, O. Ozatay, D. C. Ralph, R. A. Buhrman
Journal: Applied Physics Letters
Appl. Phys. Lett. 91, 062507 (2007)
https://doi.org/10.1063/1.2768000
Published: August 2007
View articletitled, Spin-torque ferromagnetic resonance measurements of damping in nanomagnets
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