Publications

Journal papers

ArXiv [Ohnuma, Y]

2019

[17] Universal 1/3-suppression of magnonic shot noise in diffusive insulating magnets

Kouki Nakata, Yuichi Ohnuma, and Mamoru Matsuo

Phys. Rev. B 100, 014406 (2019), [arXiv:1904.01151]

[16] Nonreciprocal Spin Current Generation in Surface-Oxidized Copper Films

Genki Okano, Mamoru Matsuo, Yuichi Ohnuma, Sadamichi Maekawa, and Yukio Nozaki

Phys. Rev. Lett. 122, 217701 (2019)

[15] Angular momentum compensation manipulation to room temperature of the ferrimagnet Ho3−xDyxFe5O12 detected by the Barnett effect

Masaki Imai, Hiroyuki Chudo, Masao Ono, Kazuya Harii, Mamoru Matsuo, Yuichi Ohnuma, Sadamichi Maekawa, and Eiji Saitoh

Appl. Phys. Lett. 114, 162402 (2019), [arXiv:1904.04567]

[14] Microscopic theory of spin transport at the interface between a superconductor and a ferromagnetic insulator

Takeo Kato, Yuichi Ohnuma, Mamoru Matsuo, Jerome Rech, Thibaut Jonckheere, and Thierry Martin

Phys. Rev. B 99, 144411 (2019), [arXiv:1901.02440]

[13] Asymmetric quantum shot noise in magnon transport

Kouki Nakata, Yuichi Ohnuma, and Mamoru Matsuo

Phys. Rev. B 99, 134403 (2019), [arXiv:1903.10639]

2018

[12] Nuclear Spin Pumping by Pulling Effect

Yuichi Ohnuma, Sadamichi Maekawa, and Mamoru Matsuo

[arXiv:1809.02272]

[11] Magnonic Noise and Wiedemann-Franz Law

Kouki Nakata, Yuichi Ohnuma, and Mamoru Matsuo

Phys. Rev. B 98.094430 (2018), [arXiv:1806.06965]

[10] Observation of gyromagnetic reversal

Masaki Imai, Yudai Ogata, Hiroyuki Chudo, Masao Ono, Kazuya Harii, Mamoru Matsuo, Yuichi Ohnuma, Sadamichi Maekawa, and Eiji Saitoh

Appl. Phys. Lett. 113, 052402 (2018), [arXiv:1805.10426]

[9] Dirac surface state-modulated spin dynamics in a ferrimagnetic insulator at room temperature

Chi Tang, Qi Song, Cui-Zu Chang, Yadong Xu, Yuichi Ohnuma, Mamoru Matsuo, Yawen Liu, Wei Yuan, Yunyan Yao, Jagadeesh S. Moodera, Sadamichi Maekawa, Wei Han, and Jing Shi

Science Advances 4, (2018). [arXiv:1806.00151]

[8] Spin current noise of the spin Seebeck effect and spin pumping

Mamoru Matsuo, Yuichi Ohnuma, Takeo Kato, and Sadamichi Maekawa

Physical Review Letters 120, 037201 (2018). [arXiv:1711.00237]

2017

[7] Theory of the spin Peltier effect

Yuichi Ohnuma, Mamoru Matsuo, and Sadamichi Maekawa

Physical Review B 96, 134412 (2017). [arXiv:1706.09332]

[6] Theory of spin hydrodynamic generation

Mamoru Matsuo, Yuichi Ohnuma, and Sadamichi Maekawa

Physical Review B 96, 020401(R) (2017). [arXiv:1706.06521]

2016

[5] Spin transport in half-metallic ferromagnets

Yuichi Ohnuma, Mamoru Matsuo, and Sadamichi Maekawa

Physical Review B 94, 184405 (2016). [arXiv:1608.06333]

[4] Origin of the spin Seebeck effect in compensated ferrimagnets

Stephan Geprägs, Andreas Kehlberger, Francesco Della Coletta, Zhiyong Qiu, Er-Jia Guo, Tomek Schulz, Christian Mix, Sibylle Meyer, Akashdeep Kamra, Matthias Althammer, Hans Huebl, Gerhard Jakob, Yuichi Ohnuma, Hiroto Adachi, Joseph Barker, Sadamichi Maekawa, Gerrit Bauer, Eiji Saitoh, Rudolf Gross, Sebastian Goennenwein, and Mathias Kläui

Nature Communications 7, 10452 (2016)

2015

[3] Magnon instability driven by heat current in magnetic bilayers

Yuichi Ohnuma, Hiroto Adachi, Eiji Saitoh, and Sadamichi Maekawa

Physical Review B 92, 224404 (2015). [arXiv:1509.00132v2]

2014

[2] Enhanced dc spin pumping into a fluctuating ferromagnet near Tc

Yuichi Ohnuma, Hiroto Adachi, Eiji Saitoh, and Sadamichi Maekawa

Physical Review B 89, 174417 (2014). [arXiv:1404.0768]

2013

[1] Spin Seebeck effect in antiferromagnets and compensated ferrimagnets

Yuichi Ohnuma, Hiroto Adachi, Eiji Saitoh, and Sadamichi Maekawa

Physical Review B 87, 014423 (2013). [arXiv:1211.0123]

Magazine article

・大沼悠一，松尾衛，前川禎通，齊藤英治「熱スピン相互変換」

日本磁気学会誌まぐね Vol.12, No.5 (2017).