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Journal Articles

Observation of anisotropic magneto-Peltier effect in nickel

Uchida, Kenichi*; Daimon, Shunsuke*; Iguchi, Ryo*; Saito, Eiji

Nature, 558(7708), p.95 - 99, 2018/06

 Times Cited Count:56 Percentile:91.16(Multidisciplinary Sciences)

Journal Articles

Spin current generation using a surface acoustic wave generated via spin-rotation coupling

Kobayashi, Daima*; Yoshikawa, Tomohide*; Matsuo, Mamoru*; Iguchi, Ryo*; Maekawa, Sadamichi; Saito, Eiji; Nozaki, Yukio*

Physical Review Letters, 119(7), p.077202_1 - 077202_5, 2017/08

 Times Cited Count:104 Percentile:97.38(Physics, Multidisciplinary)

Journal Articles

Thermographic measurements of the spin Peltier effect in metal/yttrium-iron-garnet junction systems

Daimon, Shunsuke*; Uchida, Kenichi*; Iguchi, Ryo*; Hioki, Tomosato*; Saito, Eiji

Physical Review B, 96(2), p.024424_1 - 024424_12, 2017/07

 Times Cited Count:34 Percentile:82.44(Materials Science, Multidisciplinary)

Journal Articles

Generation of megahertz-band spin currents using nonlinear spin pumping

Watanabe, Shingo*; Hirobe, Daichi*; Shiomi, Yuki*; Iguchi, Ryo*; Daimon, Shunsuke*; Kameda, Mai*; Takahashi, Saburo*; Saito, Eiji

Scientific Reports (Internet), 7, p.4576_1 - 4576_6, 2017/07

 Times Cited Count:6 Percentile:29.83(Multidisciplinary Sciences)

Journal Articles

Time-resolved study of field-induced suppression of longitudinal spin Seebeck effect

Hioki, Tomosato*; Iguchi, Ryo*; Qiu, Z.*; Hou, D.*; Uchida, Kenichi*; Saito, Eiji

Applied Physics Express, 10(7), p.073002_1 - 073002_4, 2017/06

 Times Cited Count:13 Percentile:56.32(Physics, Applied)

Journal Articles

Concomitant enhancement of the longitudinal spin Seebeck effect and the thermal conductivity in a Pt/YIG/Pt system at low temperatures

Iguchi, Ryo*; Uchida, Kenichi*; Daimon, Shunsuke*; Saito, Eiji

Physical Review B, 95(17), p.174401_1 - 174401_7, 2017/05

 Times Cited Count:46 Percentile:87.78(Materials Science, Multidisciplinary)

Journal Articles

Measurement of spin pumping voltage separated from extrinsic microwave effects

Iguchi, Ryo*; Saito, Eiji

Journal of the Physical Society of Japan, 86(1), p.011003_1 - 011003_13, 2017/01

 Times Cited Count:58 Percentile:93.72(Physics, Multidisciplinary)

Journal Articles

One-dimensional spinon spin currents

Hirobe, Daichi*; Sato, Masahiro*; Kawamata, Takayuki*; Shiomi, Yuki*; Uchida, Kenichi*; Iguchi, Ryo*; Koike, Yoji*; Maekawa, Sadamichi; Saito, Eiji

Nature Physics, 13(1), p.30 - 34, 2017/01

 Times Cited Count:91 Percentile:96.69(Physics, Multidisciplinary)

Journal Articles

Thermal imaging of spin Peltier effect

Daimon, Shunsuke*; Iguchi, Ryo*; Hioki, Tomosato*; Saito, Eiji; Uchida, Kenichi*

Nature Communications (Internet), 7, p.13754_1 - 13754_7, 2016/12

 Times Cited Count:97 Percentile:95.46(Multidisciplinary Sciences)

Journal Articles

Observation of temperature-gradient-induced magnetization

Hou, D.*; Qiu, Z.*; Iguchi, Ryo*; Sato, Koji*; Vehstedt, E. K.*; Uchida, Kenichi*; Bauer, G. E. W.*; Saito, Eiji

Nature Communications (Internet), 7, p.12265_1 - 12265_6, 2016/07

 Times Cited Count:14 Percentile:64.7(Multidisciplinary Sciences)

Journal Articles

Spin-current-driven thermoelectric generation based on interfacial spin-orbit coupling

Yagmur, A.*; Karube, Shutaro*; Uchida, Kenichi*; Kondo, Kota*; Iguchi, Ryo*; Kikkawa, Takashi*; Otani, Yoshichika*; Saito, Eiji

Applied Physics Letters, 108(24), p.242409_1 - 242409_4, 2016/06

 Times Cited Count:6 Percentile:33.55(Physics, Applied)

Journal Articles

Reducing galvanomagnetic effects in spin pumping measurement with Co$$_{75}$$Fe$$_{25}$$ as a spin injector

Haidar, S. M.*; Iguchi, Ryo*; Yagmur, A.*; Lustikova, J.*; Shiomi, Yuki*; Saito, Eiji

Journal of Applied Physics, 117(18), p.183906_1 - 183906_6, 2015/05

 Times Cited Count:5 Percentile:23.08(Physics, Applied)

Journal Articles

Laser micro-processing as a tool for constructing insulator-based magnonic crystal

Daimon, Shunsuke*; Iguchi, Ryo*; Uchida, Kenichi*; Saito, Eiji

Journal of Physics D; Applied Physics, 48(16), p.164014_1 - 164014_4, 2015/04

 Times Cited Count:8 Percentile:38.29(Physics, Applied)

Journal Articles

Spin Hall magnetoresistance at high temperatures

Uchida, Kenichi*; Qiu, Z.*; Kikkawa, Takashi*; Iguchi, Ryo*; Saito, Eiji

Applied Physics Letters, 106(5), p.052405_1 - 052405_5, 2015/02

 Times Cited Count:20 Percentile:68.35(Physics, Applied)

Journal Articles

Spin current generation from sputtered Y$$_{3}$$Fe$$_{5}$$O$$_{12}$$ films

Lustikova, J.*; Shiomi, Yuki*; Qiu, Z.*; Kikkawa, Takashi*; Iguchi, Ryo*; Uchida, Kenichi*; Saito, Eiji

Journal of Applied Physics, 116(15), p.153902_1 - 053902_6, 2014/10

 Times Cited Count:48 Percentile:86.1(Physics, Applied)

Journal Articles

Effect of spin Hall magnetoresistance on spin pumping measurements in insulating magnet/metal systems

Iguchi, Ryo*; Sato, Koji*; Hirobe, Daichi*; Daimon, Shunsuke*; Saito, Eiji

Applied Physics Express, 7(1), p.013003_1 - 013003_4, 2014/01

We investigate a dc rectification effect of magnetization dynamics based on spin Hall magnetoresistance (SMR) in an insulating magnet/metal system on spin pumping measurements. We theoretically find that the rectification effect by SMR has different in-plane magnetization angle dependence from that of the inverse spin Hall effect on the spin pumping. The negligible contribution from the rectification effect is experimentally confirmed in a cavity measurement.

Journal Articles

Effect of spin Hall magnetoresistance on spin pumping measurements in insulating magnet/metal systems

Iguchi, Ryo*; Sato, Koji*; Hirobe, Daichi*; Daimon, Shunsuke*; Saito, Eiji

Applied Physics Express, 7(1), p.013003_1 - 013003_4, 2014/01

 Times Cited Count:20 Percentile:65.37(Physics, Applied)

Journal Articles

Spin pumping by nonreciprocal spin waves under local excitation

Iguchi, Ryo*; Ando, Kazuya*; Qiu, Z.*; An, Toshu*; Saito, Eiji; Sato, Tetsuya*

Applied Physics Letters, 102(2), p.022406_1 - 022406_3, 2013/01

 Times Cited Count:17 Percentile:58.33(Physics, Applied)

We measured spatial distribution of spin pumping by nonreciprocal magnetostatic surface waves (MSSWs) using inverse spin Hall effect (ISHE) in a YIG/Pt system under local excitation. The local intensity of spin pumping by MSSWs shows center displacement of $$pm$$ 1 mm from the center of a waveguide according to the reversal of a bias field, which is due to the nonreciprocal propagation of MSSWs over a macroscopic distance. The combination of spin pumping and ISHE enables electrical investigation of local spin dynamics in a magnetic insulator.

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