Randy Dumas

Spin transfer torque driven higher-order propagating spin waves in nano-contact magnetic tunnel junctions
Afshin Houshang, Roman Khymyn, Himanshu Fulara, Ajay Gangwar, Mohammad Haidar et al.
Nature Communications, Journal article 2018
Journal article

Propagating spin waves in nanocontact spin torque oscillators
Randy K. Dumas, Afshin Houshang, Johan Åkerman
Spin Wave Confinement Propagating Waves, Second Edition, Chapter in book 2017
Chapter in book

Ferromagnetic and Spin-Wave Resonance on Heavy-Metal-Doped Permalloy Films: Temperature Effects
Y. L. Yin, Martina Ahlberg, Philipp Dürrenfeld, Y. Zhai, Randy K. Dumas et al.
Ieee Magnetics Letters, Journal article 2017
Journal article

A 20 nm spin Hall nano-oscillator
Philipp Dürrenfeld, Ahmad Awad, Afshin Houshang, Randy K. Dumas, Johan Åkerman
Nanoscale, Journal article 2017
Journal article

Long-range mutual synchronization of spin Hall nano-oscillators
Ahmad Awad, Philipp Dürrenfeld, Afshin Houshang, Mykola Dvornik, Ezio Iacocca et al.
Nature Physics, Journal article 2017
Journal article

Spin-Torque and Spin-Hall Nano-Oscillators
Tingsu Chen, Randy K. Dumas, A. Eklund, Pranaba Muduli Kishor, Afshin Houshang et al.
Proceedings of the IEEE, Review article 2016
Review article

Controlling Gilbert damping in a YIG film using nonlocal spin currents
Mohammad Haidar, Philipp Dürrenfeld, Mojtaba Ranjbar, Michael Balinsky, Masoumeh Fazlali et al.
Physical Review B - Condensed Matter and Materials Physics, Journal article 2016
Journal article

Homodyne-detected ferromagnetic resonance of in-plane magnetized nanocontacts: Composite spin-wave resonances and their excitation mechanism
Masoumeh Fazlali, Mykola Dvornik, Ezio Iacocca, Philipp Dürrenfeld, Mohammad Haidar et al.
Physical Review B. Condensed Matter and Materials Physics, Journal article 2016
Journal article

Variable variance Preisach model for multilayers with perpendicular magnetic anisotropy
A. F. Franco, C. Gonzalez-Fuentes, R. Morales, C. A. Ross, Randy K. Dumas et al.
Physical Review B, Journal article 2016
Journal article

Magnetic droplet nucleation boundary in orthogonal spin-torque nano-oscillators
Sunjae Chung, Anders Eklund, Ezio Iacocca, Seyed Majid Mohseni, Sohrab Sani et al.
Nature Communications, Journal article 2016
Journal article

Confined Dissipative Droplet Solitons in Spin-Valve Nanowires with Perpendicular Magnetic Anisotropy
Ezio Iacocca, Randy K. Dumas, L. Bookman, M. Mohseni, Sunjae Chung et al.
Physical Review Letters, Journal article 2014
Journal article

A Nonvolatile Spintronic Memory Element with a Continuum of Resistance States
Yeyu Fang, Randy K. Dumas, T. N. Anh Nguyen, Majid Mohseni, Sunjae Chung et al.
Advanced Functional Materials, Journal article 2013
Journal article

Spin-Wave-Mode Coexistence on the Nanoscale: A Consequence of the Oersted-Field-Induced Asymmetric Energy Landscape
Randy K. Dumas, Ezio Iacocca, S. Bonetti, S. R. Sani, S. M. Mohseni et al.
Physical Review Letters, Journal article 2013
Journal article

Reversal mode instability and magnetoresistance in perpendicular (Co/Pd)/Cu/(Co/Ni) pseudo-spin-valves
J. E. Davies, D. A. Gilbert, S. M. Mohseni, Randy K. Dumas, Johan Åkerman et al.
Applied Physics Letters, Journal article 2013
Journal article

Spin wave excitations in exchange-coupled Co/Pd -NiFe films with tunable tilting of the magnetization
S. Tacchi, T. N. A. Nguyen, G. Carlotti, G. Gubbiotti, M. Madami et al.
Physical Review B, Journal article 2013
Journal article

Spin Torque-Generated Magnetic Droplet Solitons
S. M. Mohseni, S. R. Sani, J. Persson, T. N. A. Nguyen, Sunjae Chung et al.
Science, Journal article 2013
Journal article

Tunable spin configuration in Co/Ni -NiFe spring magnets
Sunjae Chung, S. M. Mohseni, V. Fallahi, T. N. A. Nguyen, N. Benatmane et al.
Journal of Physics D-Applied Physics, Journal article 2013
Journal article

Depth-resolved magnetization reversal in nanoporous perpendicular anisotropy multilayers
B. J. Kirby, M. T. Rahman, Randy K. Dumas, J. E. Davies, C. H. Lai et al.
Journal of Applied Physics, Journal article 2013
Journal article

Strongly exchange coupled inverse ferrimagnetic soft/hard, MnxFe3-xO4/FexMn3-xO4, core/shell heterostructured nanoparticles
A. Lopez-Ortega, M. Estrader, G. Salazar-Alvarez, S. Estrade, I. V. Golosovsky et al.
Nanoscale, Journal article 2012
Journal article

Co/Pd (4)-Co-Pd-NiFe spring magnets with highly tunable and uniform magnetization tilt angles
T. N. A. Nguyen, N. Benatmane, V. Fallahi, Yeyu Fang, S. M. Mohseni et al.
Journal of Magnetism and Magnetic Materials, Journal article 2012
Journal article