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Journal Articles

Probing edge condition of nanoscale CoFeB/MgO magnetic tunnel junctions by spin-wave resonance

M. Shinozaki, T. Dohi, J. Igarashi, J. Llandro, S. Fukami, H. Sato, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 117, 202404 (2020)
https://doi.org/10.1063/5.0020591
Published: November 2020
View article titled, Probing edge condition of nanoscale CoFeB/MgO magnetic tunnel junctions by spin-wave resonance
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Journal Articles

Complex switching behavior of magnetostatically coupled single-domain nanomagnets probed by micro-Hall magnetometry

Editor’s Pick
N. Keswani, Y. Nakajima, N. Chauhan, T. Ukai, H. Chakraborti, K. D. Gupta, T. Hanajiri, S. Kumar, Y. Ohno, H. Ohno, P. Das
Journal: Applied Physics Letters
Appl. Phys. Lett. 116, 102401 (2020)
https://doi.org/10.1063/1.5144841
Published: March 2020
View article titled, Complex switching behavior of magnetostatically coupled single-domain nanomagnets probed by micro-Hall magnetometry
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Journal Articles

Angle dependent magnetoresistance in heterostructures with antiferromagnetic and non-magnetic metals

Scilight
S. DuttaGupta, R. Itoh, S. Fukami, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 113, 202404 (2018)
https://doi.org/10.1063/1.5049566
Published: November 2018
View article titled, Angle dependent magnetoresistance in heterostructures with antiferromagnetic and non-magnetic metals
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Includes: Supplementary data
Journal Articles

An effect of capping-layer material on interfacial anisotropy and thermal stability factor of MgO/CoFeB/Ta/CoFeB/MgO/capping-layer structure

M. Bersweiler, E. C. I. Enobio, S. Fukami, H. Sato, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 113, 172401 (2018)
https://doi.org/10.1063/1.5050486
Published: October 2018
View article titled, An effect of capping-layer material on interfacial anisotropy and thermal stability factor of MgO/CoFeB/Ta/CoFeB/MgO/capping-layer structure
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Journal Articles

Non-linear variation of domain period under electric field in demagnetized CoFeB/MgO stacks with perpendicular easy axis

Featured
N. Ichikawa, T. Dohi, A. Okada, H. Sato, S. Fukami, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 112, 202402 (2018)
https://doi.org/10.1063/1.5035487
Published: May 2018
View article titled, Non-linear variation of domain period under electric field in demagnetized CoFeB/MgO stacks with perpendicular easy axis
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Journal Articles

Fabrication and characterization of sub-micron scale hall devices from 2-dimensional electron gas at the heterostrutcure of GaAs/AlGaAs

Neeti Keswani, Yoshikata Nakajima, Neha Chauhan, Sakthi Kumar, H. Ohno, Pintu Das
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1953, 050071 (2018)
https://doi.org/10.1063/1.5032726
Published: May 2018
View article titled, Fabrication and characterization of sub-micron scale hall devices from 2-dimensional electron gas at the heterostrutcure of GaAs/AlGaAs
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Journal Articles

Spin-orbit torques and Dzyaloshinskii-Moriya interaction in PtMn/[Co/Ni] heterostructures

S. DuttaGupta, T. Kanemura, C. Zhang, A. Kurenkov, S. Fukami, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 111, 182412 (2017)
https://doi.org/10.1063/1.5005593
Published: November 2017
View article titled, Spin-orbit torques and Dzyaloshinskii-Moriya interaction in PtMn/[Co/Ni] heterostructures
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Journal Articles

Magnetic-field-angle dependence of coercivity in CoFeB/MgO magnetic tunnel junctions with perpendicular easy axis

J. Igarashi, J. Llandro, H. Sato, F. Matsukura, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 111, 132407 (2017)
https://doi.org/10.1063/1.5004968
Published: September 2017
View article titled, Magnetic-field-angle dependence of coercivity in CoFeB/MgO magnetic tunnel junctions with perpendicular easy axis
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Journal Articles

Electric-field effect on spin-wave resonance in a nanoscale CoFeB/MgO magnetic tunnel junction

T. Dohi, S. Kanai, F. Matsukura, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 111, 072403 (2017)
https://doi.org/10.1063/1.4999312
Published: August 2017
View article titled, Electric-field effect on spin-wave resonance in a nanoscale CoFeB/MgO magnetic tunnel junction
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Journal Articles

Device-size dependence of field-free spin-orbit torque induced magnetization switching in antiferromagnet/ferromagnet structures

A. Kurenkov, C. Zhang, S. DuttaGupta, S. Fukami, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 092410 (2017)
https://doi.org/10.1063/1.4977838
Published: March 2017
View article titled, Device-size dependence of field-free spin-orbit torque induced magnetization switching in antiferromagnet/ferromagnet structures
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Includes: Supplementary data
Journal Articles

Current-induced magnetization switching in a nano-scale CoFeB-MgO magnetic tunnel junction under in-plane magnetic field

N. Ohshima, H. Sato, S. Kanai, J. Llandro, S. Fukami, F. Matsukura, H. Ohno
Journal: AIP Advances
Series: Magnetism and Magnetic Materials
AIP Advances 7, 055927 (2017)
https://doi.org/10.1063/1.4977224
Published: February 2017
View article titled, Current-induced magnetization switching in a nano-scale CoFeB-MgO magnetic tunnel junction under in-plane magnetic field
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Journal Articles

Ferromagnetic resonance spectra of Py deposited on (Bi1-xSbx)2Te3

S. Gupta, S. Kanai, F. Matsukura, H. Ohno
Journal: AIP Advances
Series: Magnetism and Magnetic Materials
AIP Advances 7, 055919 (2017)
https://doi.org/10.1063/1.4974891
Published: January 2017
View article titled, Ferromagnetic resonance spectra of Py deposited on (Bi<sub>1-<em>x</em></sub>Sb<sub><em>x</em></sub>)<sub>2</sub>Te<sub>3</sub>
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Journal Articles

Magnetic domain-wall creep driven by field and current in Ta/CoFeB/MgO

S. DuttaGupta, S. Fukami, B. Kuerbanjiang, H. Sato, F. Matsukura, V. K. Lazarov, H. Ohno
Journal: AIP Advances
Series: Magnetism and Magnetic Materials
AIP Advances 7, 055918 (2017)
https://doi.org/10.1063/1.4974889
Published: January 2017
View article titled, Magnetic domain-wall creep driven by field and current in Ta/CoFeB/MgO
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Journal Articles

Origin of variation of shift field via annealing at 400°C in a perpendicular-anisotropy magnetic tunnel junction with [Co/Pt]-multilayers based synthetic ferrimagnetic reference layer

H. Honjo, S. Ikeda, H. Sato, T. Watanebe, S. Miura, T. Nasuno, Y. Noguchi, M. Yasuhira, T. Tanigawa, H. Koike, M. Muraguchi, M. Niwa, K. Ito, H. Ohno, T. Endoh
Journal: AIP Advances
Series: Magnetism and Magnetic Materials
AIP Advances 7, 055913 (2017)
https://doi.org/10.1063/1.4973946
Published: January 2017
View article titled, Origin of variation of shift field via annealing at 400°C in a perpendicular-anisotropy magnetic tunnel junction with [Co/Pt]-multilayers based synthetic ferrimagnetic reference layer
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Journal Articles

Critical role of W deposition condition on spin-orbit torque induced magnetization switching in nanoscale W/CoFeB/MgO

C. Zhang, S. Fukami, K. Watanabe, A. Ohkawara, S. DuttaGupta, H. Sato, F. Matsukura, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 109, 192405 (2016)
https://doi.org/10.1063/1.4967475
Published: November 2016
View article titled, Critical role of W deposition condition on spin-orbit torque induced magnetization switching in nanoscale W/CoFeB/MgO
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Journal Articles

Peculiar temperature dependence of electric-field effect on magnetic anisotropy in Co/Pd/MgO system

Y. Hibino, T. Koyama, A. Obinata, T. Hirai, S. Ota, K. Miwa, S. Ono, F. Matsukura, H. Ohno, D. Chiba
Journal: Applied Physics Letters
Appl. Phys. Lett. 109, 082403 (2016)
https://doi.org/10.1063/1.4961621
Published: August 2016
View article titled, Peculiar temperature dependence of electric-field effect on magnetic anisotropy in Co/Pd/MgO system
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Journal Articles

Effect of electric-field modulation of magnetic parameters on domain structure in MgO/CoFeB

T. Dohi, S. Kanai, A. Okada, F. Matsukura, H. Ohno
Journal: AIP Advances
AIP Advances 6, 075017 (2016)
https://doi.org/10.1063/1.4959905
Published: July 2016
View article titled, Effect of electric-field modulation of magnetic parameters on domain structure in MgO/CoFeB
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Journal Articles

Electric-field-induced magnetization switching in CoFeB/MgO magnetic tunnel junctions with high junction resistance

S. Kanai, F. Matsukura, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 108, 192406 (2016)
https://doi.org/10.1063/1.4948763
Published: May 2016
View article titled, Electric-field-induced magnetization switching in CoFeB/MgO magnetic tunnel junctions with high junction resistance
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Journal Articles

Electric field control of Skyrmions in magnetic nanodisks

Y. Nakatani, M. Hayashi, S. Kanai, S. Fukami, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 108, 152403 (2016)
https://doi.org/10.1063/1.4945738
Published: April 2016
View article titled, Electric field control of Skyrmions in magnetic nanodisks
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Journal Articles

Temperature dependence of energy barrier in CoFeB-MgO magnetic tunnel junctions with perpendicular easy axis

Y. Takeuchi, H. Sato, S. Fukami, F. Matsukura, H. Ohno
Journal: Applied Physics Letters
Appl. Phys. Lett. 107, 152405 (2015)
https://doi.org/10.1063/1.4933256
Published: October 2015
View article titled, Temperature dependence of energy barrier in CoFeB-MgO magnetic tunnel junctions with perpendicular easy axis
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