1-20 of 48
Seiji Mitani
Close
Save search
Follow your search
Access your saved searches in your account
Close Modal
Sort by
Journal Articles

Enhanced tunnel magnetoresistance of Fe/MgGa2O4/Fe(001) magnetic tunnel junctions by interface-tuning with atomic-scale MgO insertion layers

Editor’s Pick
Rombang Rizky Sihombing, Thomas Scheike, Jun Uzuhashi, Tadakatsu Ohkubo, Zhenchao Wen, Seiji Mitani, Hiroaki Sukegawa
Journal: Applied Physics Letters
Appl. Phys. Lett. 126, 022407 (2025)
https://doi.org/10.1063/5.0247660
Published: January 2025
View article titled, Enhanced tunnel magnetoresistance of Fe/MgGa<sub>2</sub>O<sub>4</sub>/Fe(001) magnetic tunnel junctions by interface-tuning with atomic-scale MgO insertion layers
Open the PDF for Enhanced tunnel magnetoresistance of Fe/MgGa<sub>2</sub>O<sub>4</sub>/Fe(001) magnetic tunnel junctions by interface-tuning with atomic-scale MgO insertion layers in another window
Journal Articles

Large perpendicular magnetic anisotropy at Fe/rock-salt-type Cr-oxide interface synthesized via oxygen-driven chemical layer exchange process

Yuki Iida, Qingyi Xiang, Thomas Scheike, Zhenchao Wen, Jun Okabayashi, Jun Uzuhashi, Tadakatsu Ohkubo, Kazuhiro Hono, Hiroaki Sukegawa, Seiji Mitani
Journal: APL Materials
APL Mater. 12, 111116 (2024)
https://doi.org/10.1063/5.0233103
Published: November 2024
View article titled, Large perpendicular magnetic anisotropy at Fe/rock-salt-type Cr-oxide interface synthesized via oxygen-driven chemical layer exchange process
Open the PDF for Large perpendicular magnetic anisotropy at Fe/rock-salt-type Cr-oxide interface synthesized via oxygen-driven chemical layer exchange process in another window
Journal Articles

Incommensurate superlattice modulation surviving down to an atomic scale in sputter-deposited Co/Pt(111) epitaxial multilayered films

Jieyuan Song, Thomas Scheike, Cong He, Zhenchao Wen, Tadakatsu Ohkubo, Kwangseok Kim, Hiroaki Sukegawa, Seiji Mitani
Journal: APL Materials
APL Mater. 12, 101120 (2024)
https://doi.org/10.1063/5.0233911
Published: October 2024
View article titled, Incommensurate superlattice modulation surviving down to an atomic scale in sputter-deposited Co/Pt(111) epitaxial multilayered films
Open the PDF for Incommensurate superlattice modulation surviving down to an atomic scale in sputter-deposited Co/Pt(111) epitaxial multilayered films in another window
Journal Articles

Growth of [001]-oriented polycrystalline Heusler alloy thin films using [001]-textured Ag buffer layer on thermally oxidized Si substrate for spintronics applications

Dolly Taparia, Taisuke T. Sasaki, Tomoya Nakatani, Hirofumi Suto, Seiji Mitani, Yuya Sakuraba
Journal: Journal of Applied Physics
J. Appl. Phys. 136, 123906 (2024)
https://doi.org/10.1063/5.0218648
Published: September 2024
View article titled, Growth of [001]-oriented polycrystalline Heusler alloy thin films using [001]-textured Ag buffer layer on thermally oxidized Si substrate for spintronics applications
Open the PDF for Growth of [001]-oriented polycrystalline Heusler alloy thin films using [001]-textured Ag buffer layer on thermally oxidized Si substrate for spintronics applications in another window
Journal Articles

Enhanced orbital torque efficiency in nonequilibrium Ru50Mo50(0001) alloy epitaxial thin films

Ke Tang, Cong He, Zhenchao Wen, Hiroaki Sukegawa, Tadakatsu Ohkubo, Yukio Nozaki, Seiji Mitani
Journal: APL Materials
APL Mater. 12, 031131 (2024)
https://doi.org/10.1063/5.0195775
Published: March 2024
View article titled, Enhanced orbital torque efficiency in nonequilibrium Ru<sub>50</sub>Mo<sub>50</sub>(0001) alloy epitaxial thin films
Open the PDF for Enhanced orbital torque efficiency in nonequilibrium Ru<sub>50</sub>Mo<sub>50</sub>(0001) alloy epitaxial thin films in another window
Journal Articles

631% room temperature tunnel magnetoresistance with large oscillation effect in CoFe/MgO/CoFe(001) junctions

Featured
Thomas Scheike, Zhenchao Wen, Hiroaki Sukegawa, Seiji Mitani
Journal: Applied Physics Letters
Appl. Phys. Lett. 122, 112404 (2023)
https://doi.org/10.1063/5.0145873
Published: March 2023
View article titled, 631% room temperature tunnel magnetoresistance with large oscillation effect in CoFe/MgO/CoFe(001) junctions
Open the PDF for 631% room temperature tunnel magnetoresistance with large oscillation effect in CoFe/MgO/CoFe(001) junctions in another window
Journal Articles

Phase stability and half-metallic character of off-stoichiometric Co2FeGa0.5Ge0.5 Heusler alloys

Zixi Chen, Yuya Sakuraba, Yoshio Miura, Zehao Li, Taisuke Sasaki, Hirofumi Suto, Varun K. Kushwaha, Tomoya Nakatani, Seiji Mitani, Kazuhiro Hono
Journal: Journal of Applied Physics
J. Appl. Phys. 132, 183902 (2022)
https://doi.org/10.1063/5.0109802
Published: November 2022
View article titled, Phase stability and half-metallic character of off-stoichiometric Co<sub>2</sub>FeGa<sub>0.5</sub>Ge<sub>0.5</sub> Heusler alloys
Open the PDF for Phase stability and half-metallic character of off-stoichiometric Co<sub>2</sub>FeGa<sub>0.5</sub>Ge<sub>0.5</sub> Heusler alloys in another window
Includes: Supplementary data
Journal Articles

Enhanced tunnel magnetoresistance in Fe/Mg4Al-Ox/Fe(001) magnetic tunnel junctions

Editor’s Pick
Thomas Scheike, Zhenchao Wen, Hiroaki Sukegawa, Seiji Mitani
Journal: Applied Physics Letters
Appl. Phys. Lett. 120, 032404 (2022)
https://doi.org/10.1063/5.0082715
Published: January 2022
View article titled, Enhanced tunnel magnetoresistance in Fe/Mg<sub>4</sub>Al-O<sub><em>x</em></sub>/Fe(001) magnetic tunnel junctions
Open the PDF for Enhanced tunnel magnetoresistance in Fe/Mg<sub>4</sub>Al-O<sub><em>x</em></sub>/Fe(001) magnetic tunnel junctions in another window
Journal Articles

Dimensional stability of a metastable FCC high entropy alloy

Chun-Lin Lin, Tso-Wei Chen, Yao-Jen Chang, Hideyuki Murakami, Seiji Mitani, An-Chou Yeh
Journal: Applied Physics Letters
Appl. Phys. Lett. 119, 171902 (2021)
https://doi.org/10.1063/5.0064544
Published: October 2021
View article titled, Dimensional stability of a metastable FCC high entropy alloy
Open the PDF for Dimensional stability of a metastable FCC high entropy alloy in another window
Journal Articles

Magnetization switching induced by spin–orbit torque from Co2MnGa magnetic Weyl semimetal thin films

Featured
Ke Tang, Zhenchao Wen, Yong-Chang Lau, Hiroaki Sukegawa, Takeshi Seki, Seiji Mitani
Journal: Applied Physics Letters
Appl. Phys. Lett. 118, 062402 (2021)
https://doi.org/10.1063/5.0037178
Published: February 2021
View article titled, Magnetization switching induced by spin–orbit torque from Co<sub>2</sub>MnGa magnetic Weyl semimetal thin films
Open the PDF for Magnetization switching induced by spin–orbit torque from Co<sub>2</sub>MnGa magnetic Weyl semimetal thin films in another window
Journal Articles

Exceeding 400% tunnel magnetoresistance at room temperature in epitaxial Fe/MgO/Fe(001) spin-valve-type magnetic tunnel junctions

Scilight
Thomas Scheike, Qingyi Xiang, Zhenchao Wen, Hiroaki Sukegawa, Tadakatsu Ohkubo, Kazuhiro Hono, Seiji Mitani
Journal: Applied Physics Letters
Appl. Phys. Lett. 118, 042411 (2021)
https://doi.org/10.1063/5.0037972
Published: January 2021
View article titled, Exceeding 400% tunnel magnetoresistance at room temperature in epitaxial Fe/MgO/Fe(001) spin-valve-type magnetic tunnel junctions
Open the PDF for Exceeding 400% tunnel magnetoresistance at room temperature in epitaxial Fe/MgO/Fe(001) spin-valve-type magnetic tunnel junctions in another window
Includes: Supplementary data
Journal Articles

Controlling oxygen distribution of an MgAl2O4 barrier for magnetic tunnel junctions by two-step process

Shinto Ichikawa, P.-H. Cheng, Hiroaki Sukegawa, Tadakatsu Ohkubo, Kazuhiro Hono, Seiji Mitani, Katsuyuki Nakada
Journal: Applied Physics Letters
Appl. Phys. Lett. 117, 122409 (2020)
https://doi.org/10.1063/5.0015474
Published: September 2020
View article titled, Controlling oxygen distribution of an MgAl<sub>2</sub>O<sub>4</sub> barrier for magnetic tunnel junctions by two-step process
Open the PDF for Controlling oxygen distribution of an MgAl<sub>2</sub>O<sub>4</sub> barrier for magnetic tunnel junctions by two-step process in another window
Journal Articles

Perpendicular orbital and quadrupole anisotropies at Fe/MgO interfaces detected by x-ray magnetic circular and linear dichroisms

Jun Okabayashi, Yuki Iida, Qingyi Xiang, Hiroaki Sukegawa, Seiji Mitani
Journal: Applied Physics Letters
Appl. Phys. Lett. 115, 252402 (2019)
https://doi.org/10.1063/1.5127665
Published: December 2019
View article titled, Perpendicular orbital and quadrupole anisotropies at Fe/MgO interfaces detected by x-ray magnetic circular and linear dichroisms
Open the PDF for Perpendicular orbital and quadrupole anisotropies at Fe/MgO interfaces detected by x-ray magnetic circular and linear dichroisms in another window
Journal Articles

Temperature-dependent spin Hall effect tunneling spectroscopy in platinum

Featured
Keita Nakagawara, Shinya Kasai, Jeongchun Ryu, Seiji Mitani, Luqiao Liu, Makoto Kohda, Junsaku Nitta
Journal: Applied Physics Letters
Appl. Phys. Lett. 115, 162403 (2019)
https://doi.org/10.1063/1.5121165
Published: October 2019
View article titled, Temperature-dependent spin Hall effect tunneling spectroscopy in platinum
Open the PDF for Temperature-dependent spin Hall effect tunneling spectroscopy in platinum in another window
Journal Articles

Perpendicular magnetic anisotropy in sputter-deposited Fe/MgO interfaces tuned by W buffer and Tb capping layers

Yuki Iida, Jun Okabayashi, Seiji Mitani
Journal: Applied Physics Letters
Appl. Phys. Lett. 113, 252401 (2018)
https://doi.org/10.1063/1.5038777
Published: December 2018
View article titled, Perpendicular magnetic anisotropy in sputter-deposited Fe/MgO interfaces tuned by W buffer and Tb capping layers
Open the PDF for Perpendicular magnetic anisotropy in sputter-deposited Fe/MgO interfaces tuned by W buffer and Tb capping layers in another window
Includes: Supplementary data
Journal Articles

MgGa2O4 spinel barrier for magnetic tunnel junctions: Coherent tunneling and low barrier height

Featured
Hiroaki Sukegawa, Yushi Kato, Mohamed Belmoubarik, P.-H. Cheng, Tadaomi Daibou, Naoharu Shimomura, Yuuzo Kamiguchi, Junichi Ito, Hiroaki Yoda, Tadakatsu Ohkubo, Seiji Mitani, Kazuhiro Hono
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 122404 (2017)
https://doi.org/10.1063/1.4977946
Published: March 2017
View article titled, MgGa<sub>2</sub>O<sub>4</sub> spinel barrier for magnetic tunnel junctions: Coherent tunneling and low barrier height
Open the PDF for MgGa<sub>2</sub>O<sub>4</sub> spinel barrier for magnetic tunnel junctions: Coherent tunneling and low barrier height in another window
Journal Articles

Perpendicular magnetic anisotropy at lattice-matched Co2FeAl/MgAl2O4(001) epitaxial interfaces

Hiroaki Sukegawa, Jason Paul Hadorn, Zhenchao Wen, Tadakatsu Ohkubo, Seiji Mitani, Kazuhiro Hono
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 112403 (2017)
https://doi.org/10.1063/1.4978663
Published: March 2017
View article titled, Perpendicular magnetic anisotropy at lattice-matched Co<sub>2</sub>FeAl/MgAl<sub>2</sub>O<sub>4</sub>(001) epitaxial interfaces
Open the PDF for Perpendicular magnetic anisotropy at lattice-matched Co<sub>2</sub>FeAl/MgAl<sub>2</sub>O<sub>4</sub>(001) epitaxial interfaces in another window
Journal Articles

Electric field modulation of the non-linear areal magnetic anisotropy energy

Yong-Chang Lau, Peng Sheng, Seiji Mitani, Daichi Chiba, Masamitsu Hayashi
Journal: Applied Physics Letters
Appl. Phys. Lett. 110, 022405 (2017)
https://doi.org/10.1063/1.4973700
Published: January 2017
View article titled, Electric field modulation of the non-linear areal magnetic anisotropy energy
Open the PDF for Electric field modulation of the non-linear areal magnetic anisotropy energy in another window
Includes: Supplementary data
Journal Articles

Effect of Mg-Al insertion on magnetotransport properties in epitaxial Fe/sputter-deposited MgAl2O4/Fe(001) magnetic tunnel junctions

Mohamed Belmoubarik, Hiroaki Sukegawa, Tadakatsu Ohkubo, Seiji Mitani, Kazuhiro Hono
Journal: AIP Advances
Series: Magnetism and Magnetic Materials
AIP Advances 7, 055908 (2017)
https://doi.org/10.1063/1.4973393
Published: December 2016
View article titled, Effect of Mg-Al insertion on magnetotransport properties in epitaxial Fe/sputter-deposited MgAl<sub>2</sub>O<sub>4</sub>/Fe(001) magnetic tunnel junctions
Open the PDF for Effect of Mg-Al insertion on magnetotransport properties in epitaxial Fe/sputter-deposited MgAl<sub>2</sub>O<sub>4</sub>/Fe(001) magnetic tunnel junctions in another window
Journal Articles

Tuning the magnetic properties and surface morphology of D22 Mn3-δGa films with high perpendicular magnetic anisotropy by N doping

Hwachol Lee, Hiroaki Sukegawa, Jun Liu, Seiji Mitani, Kazuhiro Hono
Journal: Applied Physics Letters
Appl. Phys. Lett. 109, 152402 (2016)
https://doi.org/10.1063/1.4964408
Published: October 2016
View article titled, Tuning the magnetic properties and surface morphology of <em>D</em><sub>22</sub> Mn<sub>3-δ</sub>Ga films with high perpendicular magnetic anisotropy by N doping
Open the PDF for Tuning the magnetic properties and surface morphology of <em>D</em><sub>22</sub> Mn<sub>3-δ</sub>Ga films with high perpendicular magnetic anisotropy by N doping in another window