Publications in 2018 (20 papers)
246. Spatial mapping of torques within a spin Hall nano-oscillator
T. M. Spicer, P. S. Keatley, T. H. J. Loughran, M. Dvornik, A. A. Awad, P. Dürrenfeld, A. Houshang, M. Ranjbar, J. Åkerman, V. V. Kruglyak, R. J. Hicken
Phys. Rev. B 98, 214438 (2018)
245. Auto-oscillating spin-wave modes of constriction-based spin Hall nano-oscillators in weak in-plane fields
H. Mazraati, S. R. Etesami, S. A. H. Banuazizi, S. Chung, A. Houshang, A. A. Awad, M. Dvornik, and J. Åkerman
Phys. Rev. Applied 10, 054014 (2018)
244. Using magnetic droplet nucleation to determine the spin torque efficiency and asymmetry in Co_x(NiFe)_1-x thin films
S. Jiang, S. Chung, Q. Tuan Le, H. Mazraati, A. Houshang, and J. Åkerman
Phys. Rev. Applied 10, 054014 (2018)
243. Ultra-fast artificial neuron: generation of picosecond-duration spikes in a current-driven antiferromagnetic auto-oscillator
R. Khymyn, I. Lisenkov, J. Voorheis, O. Sulymenko, O. Prokopenko, V. Tiberkevich, J. Åkerman, and A. N. Slavin
Sci. Rep. 8, 15727 (2018)
242. Spin transfer torque driven higher-order propagating spin waves in nano-contact magnetic tunnel junctions
A. Houshang, R. Khymyn, H. Fulara, A. Gangwar, M. Haidar, S. R. Etesami, R. Ferreira, P. P. Freitas, M. Dvornik, R. K. Dumas, and J. Åkerman
Nature Communications 9, 4374 (2018)
241. Spin Transfer Torque Driven Magnetodynamical Solitons
J. Åkerman
In Topology in Magnetism, Ch. 11, Springer Series in Solid-State Sciences 192, 335-356 (2018)
240. Ultra-fast logic devices using artificial "neurons" based on antiferromagnetic pulse generators
O. Sulymenko, O. Prokopenko, I. Lisenkov, J. Åkerman, V. Tiberkevich, A. N. Slavin, and R. Khymyn
J. Appl. Phys. 124, 152115 (2018)
239. [Co/Ni] multilayers with robust post-annealing performance for spintronics device applications
S. Gupta, R. Sbiaa, M. Al Bahri, A. Ghosh, S. N. Piramanayagam, M. Ranjbar, and J. Åkerman
J. Phys. D: Appl. Phys. 51, 465002 (2018)
238. Improving the magnetodynamical properties of NiFe/Pt bilayers through Hf dusting
H. Mazraati, M. Zahedinejad, and J. Åkerman
Appl. Phys. Lett. 113, 092401 (2018)
237. Investigation of magnetic droplet solitons using x-ray holography with extended references
E. Burgos-Parra, N. Bukin, S. Sani, A. I. Figueroa, G. Beutier, M. Dupraz, S. Chung, P. Dürrenfeld, Q. Tuan Le, S. M. Mohseni, A. Houshang, S. A. Cavill, R. J. Hicken, J. Åkerman, G. van der Laan, and F. Y. Ogrin
Sci. Rep. 8, 11533 (2018)
236. Microwave probe stations with three-dimensional control of the magnetic field to study high-frequency dynamics in nanoscale devices
S. A. H. Banuazizi and J. Åkerman
Rev. Sci. Instr. 89, 064701 (2018)
235. Tuning the magnetodynamic properties of all-perpendicular spin valves using He+ irradiation
S. Jiang, S. Chung, L. Herrera Diez, T. Quang Le, F. Magnusson, D. Ravelosona, and J. Åkerman
AIP Advances 8, 065309 (2018)
234. Direct observation of Zhang-Li torque expansion of magnetic droplet solitons
S. Chung, Q. Tuan Le, M. Ahlberg, M. Weigand, I. Bykova, A. A. Awad, H. Mazraati, A. Houshang, S. Jiang, T. N. Anh Nguyen, E. Göring, G. Schütz, J. Gräfe, and J. Åkerman
Phys. Rev. Lett. 120, 217204 (2018); see also arXiv:1707.01595
233. Magnetic droplet soliton nucleation in oblique fields
M. Mohseni, M. Hamdi, H. F. Yazdi, S. A. H. Banuazizi, S. Chung, S. R. Sani, J. Åkerman, and M. Mohseni
Phys. Rev. B 97, 184402 (2018)
232. CMOS compatible W/CoFeB/MgO spin Hall nano-oscillators with wide frequency tunability
M. Zahedinejad, H. Mazraati, H. Fulara, J. Yue, S. Jiang, A. A. Awad, and J. Åkerman
Appl. Phys. Lett. 112, 022406 (2018)
231. Magnetic graphene/Ni-nano-crystal hybrid for small field magnetoresistive effect synthesized via electrochemical exfoliation/deposition technique
Z. Sheykhifard, S. Majid Mohseni, B. Tork, M. R. Hajiali, L. Jamilpanah, B. Rahmati, F. Haddadi, M. Hamdi, S. Morteza Mohseni, M. Mohammadbeigi, A. Ghaderi, S. Erfanifam, M. Dashtdar, F. Feghhi, N. Ansari, S. Pakdel, M. Pourfath, A. Hosseinzadegan, M. Bahreini, S. H. Tavassoli, M. Ranjbar, S. A. H. Banuazizi, S. Chung, J. Åkerman, N. Nikkam, A. Sohrabi, S. E. Roozmeh
J. Mat. Sci.: Materials in Electronics 29, 4171 (2018)
230. Origin of magnetization auto-oscillations in constriction-based spin Hall nano-oscillators
M. Dvornik, A. A. Awad, and J. Åkerman
Phys. Rev. Applied 9, 014017 (2018)
229. Impact of the Oersted field on droplet nucleation boundaries
S. Jiang, S. R. Etesami, S. Chung, Q. T. Le, A. Houshang, and J. Åkerman
IEEE Magn. Lett. 9, 3104304 (2018)
228. Effect of flattened surface morphology of anodized aluminum oxide templates on the magnetic properties of nanoporous Co/Pt and Co/Pd thin multilayered films
T. N. Anh Nguyen, J. Fedotova, J. Kasiuk, V. Bayev, O. Kupreeva, S. Lazarouk, D. H. Manh, D. L. Wu, S. Chung, J. Åkerman, V. Altynov, and A. Maximenko
Appl. Surf. Sci. 427, Part B, 649 (2018)
227. Influence of MgO barrier quality on spin-transfer torque in magnetic tunnel junctions
D. Tiwari, R. Sharma, O. G. Heinonen, J. Åkerman, and P. K. Muduli
Appl. Phys. Lett. 112, 022406 (2018)
T. M. Spicer, P. S. Keatley, T. H. J. Loughran, M. Dvornik, A. A. Awad, P. Dürrenfeld, A. Houshang, M. Ranjbar, J. Åkerman, V. V. Kruglyak, R. J. Hicken
Phys. Rev. B 98, 214438 (2018)
245. Auto-oscillating spin-wave modes of constriction-based spin Hall nano-oscillators in weak in-plane fields
H. Mazraati, S. R. Etesami, S. A. H. Banuazizi, S. Chung, A. Houshang, A. A. Awad, M. Dvornik, and J. Åkerman
Phys. Rev. Applied 10, 054014 (2018)
244. Using magnetic droplet nucleation to determine the spin torque efficiency and asymmetry in Co_x(NiFe)_1-x thin films
S. Jiang, S. Chung, Q. Tuan Le, H. Mazraati, A. Houshang, and J. Åkerman
Phys. Rev. Applied 10, 054014 (2018)
243. Ultra-fast artificial neuron: generation of picosecond-duration spikes in a current-driven antiferromagnetic auto-oscillator
R. Khymyn, I. Lisenkov, J. Voorheis, O. Sulymenko, O. Prokopenko, V. Tiberkevich, J. Åkerman, and A. N. Slavin
Sci. Rep. 8, 15727 (2018)
242. Spin transfer torque driven higher-order propagating spin waves in nano-contact magnetic tunnel junctions
A. Houshang, R. Khymyn, H. Fulara, A. Gangwar, M. Haidar, S. R. Etesami, R. Ferreira, P. P. Freitas, M. Dvornik, R. K. Dumas, and J. Åkerman
Nature Communications 9, 4374 (2018)
241. Spin Transfer Torque Driven Magnetodynamical Solitons
J. Åkerman
In Topology in Magnetism, Ch. 11, Springer Series in Solid-State Sciences 192, 335-356 (2018)
240. Ultra-fast logic devices using artificial "neurons" based on antiferromagnetic pulse generators
O. Sulymenko, O. Prokopenko, I. Lisenkov, J. Åkerman, V. Tiberkevich, A. N. Slavin, and R. Khymyn
J. Appl. Phys. 124, 152115 (2018)
239. [Co/Ni] multilayers with robust post-annealing performance for spintronics device applications
S. Gupta, R. Sbiaa, M. Al Bahri, A. Ghosh, S. N. Piramanayagam, M. Ranjbar, and J. Åkerman
J. Phys. D: Appl. Phys. 51, 465002 (2018)
238. Improving the magnetodynamical properties of NiFe/Pt bilayers through Hf dusting
H. Mazraati, M. Zahedinejad, and J. Åkerman
Appl. Phys. Lett. 113, 092401 (2018)
237. Investigation of magnetic droplet solitons using x-ray holography with extended references
E. Burgos-Parra, N. Bukin, S. Sani, A. I. Figueroa, G. Beutier, M. Dupraz, S. Chung, P. Dürrenfeld, Q. Tuan Le, S. M. Mohseni, A. Houshang, S. A. Cavill, R. J. Hicken, J. Åkerman, G. van der Laan, and F. Y. Ogrin
Sci. Rep. 8, 11533 (2018)
236. Microwave probe stations with three-dimensional control of the magnetic field to study high-frequency dynamics in nanoscale devices
S. A. H. Banuazizi and J. Åkerman
Rev. Sci. Instr. 89, 064701 (2018)
235. Tuning the magnetodynamic properties of all-perpendicular spin valves using He+ irradiation
S. Jiang, S. Chung, L. Herrera Diez, T. Quang Le, F. Magnusson, D. Ravelosona, and J. Åkerman
AIP Advances 8, 065309 (2018)
234. Direct observation of Zhang-Li torque expansion of magnetic droplet solitons
S. Chung, Q. Tuan Le, M. Ahlberg, M. Weigand, I. Bykova, A. A. Awad, H. Mazraati, A. Houshang, S. Jiang, T. N. Anh Nguyen, E. Göring, G. Schütz, J. Gräfe, and J. Åkerman
Phys. Rev. Lett. 120, 217204 (2018); see also arXiv:1707.01595
233. Magnetic droplet soliton nucleation in oblique fields
M. Mohseni, M. Hamdi, H. F. Yazdi, S. A. H. Banuazizi, S. Chung, S. R. Sani, J. Åkerman, and M. Mohseni
Phys. Rev. B 97, 184402 (2018)
232. CMOS compatible W/CoFeB/MgO spin Hall nano-oscillators with wide frequency tunability
M. Zahedinejad, H. Mazraati, H. Fulara, J. Yue, S. Jiang, A. A. Awad, and J. Åkerman
Appl. Phys. Lett. 112, 022406 (2018)
231. Magnetic graphene/Ni-nano-crystal hybrid for small field magnetoresistive effect synthesized via electrochemical exfoliation/deposition technique
Z. Sheykhifard, S. Majid Mohseni, B. Tork, M. R. Hajiali, L. Jamilpanah, B. Rahmati, F. Haddadi, M. Hamdi, S. Morteza Mohseni, M. Mohammadbeigi, A. Ghaderi, S. Erfanifam, M. Dashtdar, F. Feghhi, N. Ansari, S. Pakdel, M. Pourfath, A. Hosseinzadegan, M. Bahreini, S. H. Tavassoli, M. Ranjbar, S. A. H. Banuazizi, S. Chung, J. Åkerman, N. Nikkam, A. Sohrabi, S. E. Roozmeh
J. Mat. Sci.: Materials in Electronics 29, 4171 (2018)
230. Origin of magnetization auto-oscillations in constriction-based spin Hall nano-oscillators
M. Dvornik, A. A. Awad, and J. Åkerman
Phys. Rev. Applied 9, 014017 (2018)
229. Impact of the Oersted field on droplet nucleation boundaries
S. Jiang, S. R. Etesami, S. Chung, Q. T. Le, A. Houshang, and J. Åkerman
IEEE Magn. Lett. 9, 3104304 (2018)
228. Effect of flattened surface morphology of anodized aluminum oxide templates on the magnetic properties of nanoporous Co/Pt and Co/Pd thin multilayered films
T. N. Anh Nguyen, J. Fedotova, J. Kasiuk, V. Bayev, O. Kupreeva, S. Lazarouk, D. H. Manh, D. L. Wu, S. Chung, J. Åkerman, V. Altynov, and A. Maximenko
Appl. Surf. Sci. 427, Part B, 649 (2018)
227. Influence of MgO barrier quality on spin-transfer torque in magnetic tunnel junctions
D. Tiwari, R. Sharma, O. G. Heinonen, J. Åkerman, and P. K. Muduli
Appl. Phys. Lett. 112, 022406 (2018)