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Journal Articles

Enhanced interlayer electron transfer by surface treatments in mixed-dimensional van der Waals semiconductor heterostructures

Takeshi Odagawa, Sota Yamamoto, Chaoliang Zhang, Kazuki Koyama, Jun Ishihara, Giacomo Mariani, Yoji Kunihashi, Haruki Sanada, Junsaku Nitta, Makoto Kohda
Journal: APL Materials
APL Mater. 12, 061120 (2024)
https://doi.org/10.1063/5.0214718
Published: June 2024
View article titled, Enhanced interlayer electron transfer by surface treatments in mixed-dimensional van der Waals semiconductor heterostructures
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Includes: Supplementary data
Journal Articles

X-ray reciprocal space mapping analysis of ferromagnetic GdN films grown by pulsed laser epitaxy

Yusuke Tanaka, Yoshiharu Krockenberger, Yoji Kunihashi, Hideki Gotoh, Junsaku Nitta, Haruki Sanada
Journal: Applied Physics Letters
Appl. Phys. Lett. 124, 072408 (2024)
https://doi.org/10.1063/5.0188805
Published: February 2024
View article titled, X-ray reciprocal space mapping analysis of ferromagnetic GdN films grown by pulsed laser epitaxy
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Journal Articles

Bismuth induced enhancement of Rashba spin–orbit interaction in GaAsBi/GaAs heterostructures

Yoji Kunihashi, Yasushi Shinohara, Sho Hasegawa, Hiroyuki Nishinaka, Masahiro Yoshimoto, Katsuya Oguri, Hideki Gotoh, Makoto Kohda, Junsaku Nitta, Haruki Sanada
Journal: Applied Physics Letters
Appl. Phys. Lett. 122, 182402 (2023)
https://doi.org/10.1063/5.0145496
Published: May 2023
View article titled, Bismuth induced enhancement of Rashba spin–orbit interaction in GaAsBi/GaAs heterostructures
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Journal Articles

Thickness dependence of spin–orbit torques in Pt/Co structures on epitaxial substrates

Gaeun Choi, Jeongchun Ryu, Ryan Thompson, Jong-Guk Choi, Jimin Jeong, Sungjun Lee, Min-Gu Kang, Makoto Kohda, Junsaku Nitta, Byong-Guk Park
Journal: APL Materials
APL Mater. 10, 011105 (2022)
https://doi.org/10.1063/5.0077074
Published: January 2022
View article titled, Thickness dependence of spin–orbit torques in Pt/Co structures on epitaxial substrates
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Includes: Supplementary data
Journal Articles

Spin Hall effect in a non-equilibrium Cu76Ir24 alloy measured at various temperatures

Hiroto Masuda, Rajkumar Modak, Takeshi Seki, Ken-ichi Uchida, Yong-Chang Lau, Junsaku Nitta, Koki Takanashi
Journal: AIP Advances
AIP Advances 11, 095221 (2021)
https://doi.org/10.1063/5.0065253
Published: September 2021
View article titled, Spin Hall effect in a non-equilibrium Cu<sub>76</sub>Ir<sub>24</sub> alloy measured at various temperatures
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Journal Articles

Distinguishing persistent effects in an undoped GaAs/AlGaAs quantum well by top-gate-dependent illumination

Takafumi Fujita, Ryota Hayashi, Makoto Kohda, Julian Ritzmann, Arne Ludwig, Junsaku Nitta, Andreas D. Wieck, Akira Oiwa
Journal: Journal of Applied Physics
J. Appl. Phys. 129, 234301 (2021)
https://doi.org/10.1063/5.0047558
Published: June 2021
View article titled, Distinguishing persistent effects in an undoped GaAs/AlGaAs quantum well by top-gate-dependent illumination
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Journal Articles

Publisher’s Note: “Origin of spin–orbit torque in single-layer CoFeB investigated via in-plane harmonic Hall measurements” [AIP Advances 11, 025033 (2021)]

Ye Du, Ryan Thompson, Makoto Kohda, Junsaku Nitta
Journal: AIP Advances
AIP Advances 11, 039903 (2021)
https://doi.org/10.1063/5.0048384
Published: March 2021
View article titled, Publisher’s Note: “Origin of spin–orbit torque in single-layer CoFeB investigated via in-plane harmonic Hall measurements” [AIP Advances 11, 025033 (2021)]
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Journal Articles

Origin of spin–orbit torque in single-layer CoFeB investigated via in-plane harmonic Hall measurements

Ye Du, Ryan Thompson, Makoto Kohda, Junsaku Nitta
Journal: AIP Advances
AIP Advances 11, 025033 (2021)
https://doi.org/10.1063/5.0035845
Published: February 2021
View article titled, Origin of spin–orbit torque in single-layer CoFeB investigated via in-plane harmonic Hall measurements
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Journal Articles

Room-temperature perpendicular magnetic anisotropy of Pt/Co/AlOx trilayers on SrTiO3 (001)

Ye Du, Shoma Arai, Shingo Kaneta-Takada, Le Duc Anh, Shutaro Karube, Makoto Kohda, Shinobu Ohya, Junsaku Nitta
Journal: AIP Advances
AIP Advances 10, 105010 (2020)
https://doi.org/10.1063/5.0023282
Published: October 2020
View article titled, Room-temperature perpendicular magnetic anisotropy of Pt/Co/AlO<sub><em>x</em></sub> trilayers on SrTiO<sub>3</sub> (001)
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Journal Articles

Temperature-dependent spin Hall effect tunneling spectroscopy in platinum

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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
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Journal Articles

Simultaneous evaluation of drift- and diffusion-induced spin-orbit fields in a (001) GaAs/AlGaAs two-dimensional electron gas

Takahito Saito, Asuka Aoki, Junsaku Nitta, Makoto Kohda
Journal: Applied Physics Letters
Appl. Phys. Lett. 115, 052402 (2019)
https://doi.org/10.1063/1.5111605
Published: July 2019
View article titled, Simultaneous evaluation of drift- and diffusion-induced spin-orbit fields in a (001) GaAs/AlGaAs two-dimensional electron gas
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Includes: Supplementary data
Journal Articles

Crystal orientation dependence of spin-orbit torques in Co/Pt bilayers

Jeongchun Ryu, Can Onur Avci, Shutaro Karube, Makoto Kohda, Geoffrey S. D. Beach, Junsaku Nitta
Journal: Applied Physics Letters
Appl. Phys. Lett. 114, 142402 (2019)
https://doi.org/10.1063/1.5090610
Published: April 2019
View article titled, Crystal orientation dependence of spin-orbit torques in Co/Pt bilayers
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Includes: Supplementary data
Journal Articles

Shot noise at the quantum point contact in InGaAs heterostructure

Yoshitaka Nishihara, Shuji Nakamura, Kensuke Kobayashi, Teruo Ono, Makoto Kohda, Junsaku Nitta
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1566, 311–312 (2013)
https://doi.org/10.1063/1.4848410
Published: December 2013
View article titled, Shot noise at the quantum point contact in InGaAs heterostructure
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Journal Articles

Chirality determination of ferromagnetic disk by local Hall effect

Ahmet Serdar Demiray, Makoto Kohda, Junsaku Nitta
Journal: Applied Physics Letters
Appl. Phys. Lett. 103, 122408 (2013)
https://doi.org/10.1063/1.4821345
Published: September 2013
View article titled, Chirality determination of ferromagnetic disk by local Hall effect
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Journal Articles

Shot noise suppression in InGaAs/InGaAsP quantum channels

Yoshitaka Nishihara, Shuji Nakamura, Kensuke Kobayashi, Teruo Ono, Makoto Kohda, Junsaku Nitta
Journal: Applied Physics Letters
Appl. Phys. Lett. 100, 203111 (2012)
https://doi.org/10.1063/1.4718934
Published: May 2012
View article titled, Shot noise suppression in InGaAs/InGaAsP quantum channels
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Journal Articles

Proposal of spin complementary field effect transistor

Yoji Kunihashi, Makoto Kohda, Haruki Sanada, Hideki Gotoh, Tetsuomi Sogawa, Junsaku Nitta
Journal: Applied Physics Letters
Appl. Phys. Lett. 100, 113502 (2012)
https://doi.org/10.1063/1.3689753
Published: March 2012
View article titled, Proposal of spin complementary field effect transistor
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Journal Articles

Coercivity change in an FePt thin layer in a Hall device by voltage application

Takeshi Seki, Makoto Kohda, Junsaku Nitta, Koki Takanashi
Journal: Applied Physics Letters
Appl. Phys. Lett. 98, 212505 (2011)
https://doi.org/10.1063/1.3595318
Published: May 2011
View article titled, Coercivity change in an FePt thin layer in a Hall device by voltage application
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Journal Articles

Spin wave hybridization via direct mapping of spin wave evolution in ferromagnetic microstructures

Lihui Bai, Y. S. Gui, Z. H. Chen, S. C. Shen, Junsaku Nitta, C.-M. Hu, L. E. Hayward, M. P. Wismayer, B. W. Southern
Journal: Journal of Applied Physics
J. Appl. Phys. 109, 093902 (2011)
https://doi.org/10.1063/1.3583566
Published: May 2011
View article titled, Spin wave hybridization via direct mapping of spin wave evolution in ferromagnetic microstructures
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Journal Articles

Observation of spin wave modes depending on a tunable periodic magnetic field

Lihui Bai, Makoto Kohda, Junsaku Nitta
Journal: Applied Physics Letters
Appl. Phys. Lett. 98, 172508 (2011)
https://doi.org/10.1063/1.3584032
Published: April 2011
View article titled, Observation of spin wave modes depending on a tunable periodic magnetic field
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Journal Articles

Electrical manipulation of spins in the Rashba two dimensional electron gas systems

Junsaku Nitta, Tobias Bergsten, Yoji Kunihashi, Makoto Kohda
Journal: Journal of Applied Physics
J. Appl. Phys. 105, 122402 (2009)
https://doi.org/10.1063/1.3117232
Published: June 2009
View article titled, Electrical manipulation of spins in the Rashba two dimensional electron gas systems
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