研究業績 Observation of unconventional spin-polarization induced spin–orbit torque in L12-ordered antiferromagnetic Mn3Pt thin films, Longjie Yu, Shutaro Karube, Min Liu, Masakiyo Tsunoda, Mikihiko Oogane and Yasuo Ando Applied Physics Express 15, 033002 (2022). [Article] 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, and Byong-Guk Park APL Materials 10, 011105 (2022). [Article] Reliable modeling of weak antilocalization for accurate spin-lifetime extraction, Michael Kammermeier, Takahito Saito, Daisuke Iizasa, Ulrich Zülicke, and Makoto Kohda PHYSICAL REVIEW B 104, 235430 (2021). [Article] Intravalley Scattering Probed by Excitation Energy Dependence of Valley Polarization in Monolayer MoS2, Eito Asakura, Takeshi Odagawa, Masaki Suzuki, Shutaro Karube, Junsaku Nitta and Makoto Kohda Journal of Physics D: Applied Physics 54, 485304 (2021). [Article] Room-temperature spin–orbit magnetic fields in slightly misoriented (110) InGaAs/InAlAs multiple quantum wells, Koichi Nakanishi, Ayuki Arikawa, Yasuhito Saito, Daisuke Iizasa, Satoshi Iba, Yuzo Ohno, Nobuhide Yokota, Makoto Kohda, Yoshihiro Ishitani, and Ken Morita Applied Physics Letters 119, 032405 (2021). [Article] 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, and Akira Oiwa Journal of Applied Physics 129, 234301 (2021).[Article] Spin current related magnetoresistance in epitaxial Pt/Co bilayers in the presence of spin Hall effect and Rashba-Edelstein effect, Ye Du, Saburo Takahashi, and Junsaku Nitta Physical Review B 103, 094419 (2021).[Article] Full spin-orbit coefficient in III-V semiconductor wires based on the anisotropy of weak localization under in-plane magnetic field, Toshimichi Nishimura, Kohei Yoshizumi, Takahito Saito, Daisuke Iizasa, Junsaku Nitta, and Makoto Kohda Physical Review B 103, 094412 (2021).[Article] Origin of spin–orbit torque in single-layer CoFeB investigated via in-plane harmonic Hall measurements, Ye Du, Ryan Thompson, Makoto Kohda, and Junsaku Nitta AIP Advances 11, 025033 (2021).[Article] Anisotropic Spin-Orbit Torque through Crystal-Orientation Engineering in Epitaxial Pt, Ryan Thompson, Jeongchun Ryu, Gaeun Choi, Shutaro Karube, Makoto Kohda, Junsaku Nitta, and Byong-Guk Park Physical Review Applied 15, 014055 (2021).[Article] Control of spin relaxation anisotropy by spin-orbit-coupled diffusive spin motion, Daisuke Iizasa, Asuka Aoki, Takahito Saito, Junsaku Nitta, Gian Salis, and Makoto Kohda Physical Review B 103, 024427 (2021).[Article] 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 and Junsaku Nitta AIP Advances 10, 105010 (2020).[Article] Enhancement of spin-charge current interconversion by oxidation of rhenium, Shutaro Karube, Daichi Sugawara, Chao Tang, Tadao Tanabe, Yutaka Oyama, Junsaku Nitta Journal of Magnetism and Magnetic Materials 516, 167298 (2020).[Article] Tunneling mechanism in a (Ga,Mn)As/GaAs based spin Esaki diode investigated by bias-dependent shot noise measurements, T. Arakawa, J. Shiogai, M. Maeda, M. Ciorga, M. Utz, D. Schuh, Y. Niimi, M. Kohda, J. Nitta, D. Bougeard, D. Weiss, and K. Kobayashi Physical Review B 102, 045308 (2020).[Article] Enhanced longevity of the spin helix in low-symmetry quantum wells, Daisuke Iizasa, Makoto Kohda, Ulrich Zülicke, Junsaku Nitta, and Michael Kammermeier Physical Review B 101, 245417 (2020) (Editors’ Suggestion).[Article] Current direction dependent spin Hall magnetoresistance in epitaxial Pt/Co bilayers on MgO(110), Ryan Thompson, Jeongchun Ryu, Ye Du, Shutaro Karube, Makoto Kohda, and Junsaku Nitta Physical Review B 101, 214415 (2020).[Article] Disentanglement of Spin-Orbit Torques in Pt/Co Bilayers with the Presence of Spin Hall Effect and Rashba-Edelstein Effect, Ye Du, Hiromu Gamou, Saburo Takahashi, Shutaro Karube, Makoto Kohda, and Junsaku Nitta Physical Review Applied 13, 054014 (2020).[Article] Evidence for spin swapping from modulation of transverse resistance in magnetic heterostructures with Rashba interface, Heeman Kim, Shutaro Karube, Juan Borge, Junyeon Kim, Kouta Kondou, and YoshiChika Otani Applied Physics Letters 116, 122403 (2020).[Article] Anomalous Spin-Orbit Field via the Rashba-Edelstein Effect at the W/Pt Interface, Shutaro Karube, Nobuki Tezuka, Makoto Kohda, and Junsaku Nitta Physical Review Applied 13, 024009 (2020).[Article] Spin accumulation in photo-induced potential dimples generated in semiconductors, H. Sanada, A.M. Stramma, Y. Kunihashi, Y. Tanaka, H. Gotoh, K. Onomitsu, F. Tagarelli, M. Kohda, J. Nitta & T. Sogawa Communications Physics 3, 11 (2020).[Article] Geometry-Assisted Topological Transitions in Spin Interferometry, M. Wang, H. Saarikoski, A. A. Reynoso, J. P. Baltanás, D. Frustaglia, and J. Nitta Physical Review Letters 123, 266804 (2019).[Article] Detection of Spin Transfer from Metal to Molecule by Magnetoresistance Measurement, Hiromu Gamou, Koki Shimose, Ryoto Enoki, Emi Minamitani, Akitoshi Shiotari, Yoshinori Kotani, Kentaro Toyoki, Tetsuya Nakamura, Yoshiaki Sugimoto, Makoto Kohda, Junsaku Nitta, and Shinji Miwa Nano Letters 20, 75 (2019).[Article] Temperature-dependent spin Hall effect tunneling spectroscopy in platinum, Keita Nakagawara, Shinya Kasai, Jeongchun Ryu, Seiji Mitani, Luqiao Liu, Makoto Kohda, and Junsaku Nitta Applied Physics Letters 115, 162403 (2019).[Article] Temperature and laser energy dependence of the electron g-factor in intrinsic InGaAs/InAlAs multiple quantum wells, K. Morita, A. Okumura, H. Takaiwa, I. Takazawa, T. Oda, T. Kitada, M. Kohda, and Y. Ishitani Applied Physics Letters 115, 162403 (2019).[Article] 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, and Makoto Kohda Applied Physics Letters 115, 052402 (2019).[Article] Detection of both optical polarization and coherence transfers to excitonic valley states in CVD-grown monolayer MoS2, Eito Asakura, Masaki Suzuki, Shutaro Karube, Junsaku Nitta, Kosuke Nagashio and Makoto Kohda Applied Physics Express 12, 063005 (2019).[Article] Evaluation of spin–orbit torque in a L10-FePt single layer and a L10-FePt/Pt bilayer, Takumi Sato, Takeshi Seki, Makoto Kohda, Jeongchun Ryu, Hiromu Gamou, Shutaro Karube, Koki Takanashi and Junsaku Nitta Japanese Journal of Applied Physics (RAPID COMMUNICATION) 58, 060915 (2019).[Article] Enhancement of spin current generation in epitaxial α-Ta/CoFeB bilayer, Hiromu Gamou, Ye Du, Makoto Kohda, and Junsaku Nitta Phys. Rev. B 99, 184408 (2019).[Article] Crystal orientation dependence of spin-orbit torques in Co/Pt bilayers, Jeongchun Ryu, Can Onur Avci, Shutaro Karube, Makoto Kohda, Geoffrey S. D. Beach, and Junsaku Nitta Appl. Phys. Lett. 114, 142402 (2019).[Article] Phase velocity of drifting spin wave packets in semiconductor two dimensional electron gas, Y. Tanaka, Y. Kunihashi, H. Sanada, H. Gotoh, K. Onomitsu, M. Kohda, J. Nitta, and T. Sogawa Applied Physics Express 12, 013001 (2018).[Article] Spin-momentum locked spin manipulation in a two-dimensional Rashba system, Makoto Kohda, Takanori Okayasu & Junsaku Nitta Scientific Reports 9, 1909 (2019).[Article] Robustness of a persistent spin helix against a cubic Dresselhaus field in (001) and (110) oriented two-dimensional electron gases, D. Iizasa, D. Sato, K. Morita, J. Nitta and M. Kohda Phys. Rev. B 98, 165112 (2018).[Article] Spatial variation of dynamic nuclear spin polarization probed by the non-local Hanle effect, J. Shiogai, M. Ciorga, M. Utz, D. Schuh, M. Kohda, D. Bougeard, T. Nojima, D. Weiss and J. Nitta Appl. Phys. Lett. 112, 132403-1 -4 (2018) (Editor’s pick).[Article] Clear variation of spin splitting by changing electron distribution at non-magnetic metal/Bi2O3 interfaces, H. Tsai, S. Karube, K. Kondou, N. Yamaguchi, F. Ishii and Y. Otani, Scientific Reports 8, 5564-1~8 (2018).[Article] Spin interferometry in anisotropic spin-orbit fields, Henri Saarikoski, Andres Reynoso, Jose Pablo Baltanas, Diego Frustaglia, and Junsaku Nitta, Phys. Rev. B 97, 125423-1 -10 (2018).[Article] 「スピントロニクスと量子情報に関する国際会議とスクール第9回SpinTech」 新田 淳作、 固体物理 第53巻 第2号 p45-p47 (2018). Effect of optical waveguide on photoluminescence polarization in layered material GaSe with millimeter, M. Suzuki, M. Kohda, S. Takasuna, S. Matsuzaka, Y. Sato, T. Tanabe, Y. Oyama,and J. Nitta, Japanese Journal of Applied Physics, 57, 020308-1-020308-4 (2018).[Article] Enhancement of spin-orbit interaction of Cu thin films by oxidation treatment, Ryoto Enoki, Hiromu Gamou, Makoto Kohda, and Junsaku Nitta, Applied Physics Express 11, 033001-1-033001-4 (2018).[Article] Electric field-induced on / off switching of the Faraday effect, Y. Hibino, T. Koyama, S. Sumi, H. Awano, K. Miwa,S. Ono, M. Kohda, and D. Chiba, Applied Physics Express 10, 123201 (2017).[Article] Physics and application of persistent spin helix state in semiconductor heterostructures, M. Kohda, and G. Salis, Semiconductor Science and Technology (Topical Review) 32, 073002 (2017).[Article] Weak antilocalization induced by Rashba spin-orbit interaction in layered III-VI compound semiconductor GaSe thin films, S. Takasuna, J. Shiogai, S. Matsuzaka, M. Kohda, Y. Oyama, and J. Nitta, Physical Review B Rapid Communications, 96, 161303-1-161303-6 (2017).[Article] Evaluation of bulk-interface contributions to Edelstein magnetoresistance at metal/oxide interfaces, J. Kim, Y-T. Chen, S. Karube, S. Takahashi, K. Kondou, G. Tatara and Y. Otani, Phys. Rev. B 96, 140409(R) 1~6 (2017).[Article] Drift-Induced Enhancement of Cubic Dresselhaus Spin-Orbit Interaction in a Two-Dimensional Electron Gas, Y. Kunihashi, H. Sanada, Y. Tanaka, H. Gotoh, K. Onomitsu, K. Nakagawara, M. Kohda, J. Nitta, and T. Sogawa, Physical Review Letters, 119, 187703-1-187703-5 (2017). Spin resonance under topological driving fields. A A Reynoso, J P Baltanas, H Saarikoski, J E Vazquez-Lozano, J Nitta and D Frustaglia New Journal of Physics,19,(2017) Physics and application of persistent spin helix state in semiconductor heterostructures. M. Kohda and G. Salis Semiconductor Science and Technology,32(7),(2017),073002-1-073002-24 Different spin relaxation mechanisms between epitaxial and and polycrystalline Ta thin films. Applied Physics Express 10, 023003 (2017),10,(2017),023003-1-023003-4 H. Gamou, J. Ryu, M. Kohda, and J. Nitta 第9回固体におけるスピン現象の物理と応用に関する国際会議(PASPS9). 固体物理,52(1), (2017), 41-46 好田 誠 Control of magnetic anisotropy in Pt / Co system using ionic liquid gating T. Hirai, T. Koyama, A. Obinata, Y. Hibino, K. Miwa, S. Ono, M. Kohda, and D. Chiba, Applied Physics Express 9, 063007 (2016). Current-controlled spin precession of quasistationary electrons in a cubic spin-orbit field P. Altmann, F. G. G. Hernandez, G. J. Ferreira, M. Kohda, C. Reichl, W. Wegscheider, and G. Salis, Physical Review Letters 116, 196802 (2016). Spin-orbit coupling: Ready for a close-up. Nature Physics,(2016) Junsaku Nitta Observation of the D’yakonov-Perel’ Spin Relaxation in Single-Crystalline Pt Thin Films. Phys. Rev. Lett.,115,(2016),256802-1-256802-6 Jeongchun Ryu, Makoto Kohda, and Junsaku Nitta Control of magnetic anisotropy in Pt/Co system using ionic liquid gating. Applied Physics Express,9,(2016),063007 Takamasa Hirai, Tomohiro Koyama, Aya Obinata, Yuki Hibino, Kazumoto Miwa, Shimpei Ono, Makoto Kohda, and Daichi Chiba Current-Controlled Spin Precession of Quasistationary Electrons in a Cubic Spin-Orbit Field. Physical Review Letters,116,(2016),196802-1-196802-4 P. Altmann, F. G. G. Hernandez, G. J. Ferreira, M. Kohda, C. Reichl, W. Wegscheider, and G. Salis Bias dependence of spin injection/transport properties of a perpendicularly magnetized FePt/MgO/GaAs structure. Applied Physics Express,9,(2016),043002-1-043002-4 Rento Ohsugi, Yoji Kunihashi, Haruki Sanada, Makoto Kohda, Hideki Gotoh, Tetsuomi Sogawa, and Junsaku Nitta Drift transport of helical spin coherence with tailored spin?orbit interactions. Nature Communications,7,(2016),1-6 Y. Kunihashi, H. Sanada, H. Gotoh, K. Onomitsu, M. Kohda, J. Nitta, and T. Sogawa Effective geometric phases and topological transitions in SO(3) and SU(2) rotations. Journal of Physics: Condensed Matter,28,(2016),166002-1-166002-8 H. Saarikoski, J. P. Baltanas, L. Vazquez, J. Enrique, J. Nitta, and D. Frustaglia Gate-controlled switching between persistent and inverse persistent spin helix states. Appl. Phys. Lett.,108,(2016),132402-1-132402-4 K. Yoshizumi, A. Sasaki, M. Kohda, and J. Nitta Transition of a two-dimensional spin mode to a helical state by lateral confinement. Physical Review B,92,(2015),235304-1-235304-6 P. Altmann, M. Kohda, C. Reichl, W. Wegscheider, and G. Salis. All-optical evaluation of spin-orbit interaction based on diffusive spin motion in a two dimensional electron gas. Applied Physics Letters,107,(2015),172402-1-172402-4 M. Kohda, P. Altmann, D. Schuh, S. D. Ganichev, W. Wegscheider, and G. Salis. Effect of cubic Dresselhaus spin-orbit interaction in a persistent spin helix state including phonon scattering in semiconductor quantum wells. Applied Physics Letters,107,(2015),182103-1-182103-5 R. Kurosawa, K. Morita, M. Kohda, and Y. Ishitani. Enhancement of electric field modulation of coercivity in Pt /Co/Al-O structures by tuning Co surface oxidation. J. Phys. D: Appl. Phys.,49,(2015),03LT01-03LT05 J. Shiogai, T. Ohashi, Tim Yang, M. Kohda, T. Seki, K. Takanashi and J. Nitta Handbook of Spintronics. Springer,(2015) Yongbing Xu, David Awschalom, and Junsaku Nitta New perspectives for Rashba spin?orbit coupling. Nature Materials,14,(2015),871-882 A. Manchon, H. C. Koo, J. Nitta, S. M. Frolov and R. A. Duine Topological transitions in spin interferometers. Phys. Rev. B Rapid Comm.,91,(2015),241406-1-241406-5 Henri Saarikoski, J. Enrique Vazquez-Lozano, Jose Pablo Baltanas, Fumiya Nagasawa, Junsaku Nitta, and Diego Frustaglia Layer thickness dependence of spin orbit torques and fields in Pt/Co/AlO trilayer structures. Japanese Journal of Applied Physics,54,(2015),04DM05 T. Yang, M. Kong, M. Kohda, T. Seki, K. Takanashi, and J. Nitta In-plane tunneling anisotropic magnetoresistance in (Ga,Mn)As/GaAs Esaki diodes in the regime of the excess current. Appl. Phys. Lett.,106,(2015),262402-1-262402-5 J. Shiogai, M. Ciorga, M. Utz, D. Schuh, M. Kohda, D. Bougeard, T. Nojima, D. Weiss, and J. Nitta Comparison of electrical and optical detection of spin injection in L10-FePt / MgO / GaAs hybrid structures. J. Phys. D: Applied Physics,48,(2015),164003-1-164003-5 R. Ohsugi, J. Shiogai, Y. Kunihashi, M. Kohda, H. Sanada, T. Seki, M. Mizuguchi, H. Gotoh, K. Takanashi and J. Nitta Layer thickness dependence of spin orbit torques and fields in Pt/Co/AlO trilayer structures. Jpn. J. Appl. Phys.,54,(2015),04DM05-1-04DM05-6 T. Yang, M. Kong, M. Kohda, T. Seki, K. Takanashi, and J. Nitta Shot Noise Induced by Nonequilibrium Spin Accumulation. Phys. REv. Lett.,114,(2015),016601-1-016601-5 T. Arakawa, J. Shiogai, M. Ciorga, M. Utz, D. Schuh, M. Kohda,J. Nitta, D. Bougeard, D. Weiss, T. Ono, and K. Kobayashi Direct determination of spin-orbit interaction coefficients and realization of the persistent spin helix symmetry. Nature Nanotechnology,13,(2014),703-709 A. Sasaki, S. Nonaka, Y. Kunihashi, M. Kohda, T. Bauernfeind, T. Dollinger, K. Richter, and J. Nitta スピン軌道相互作用の新展開. 応用物理学会誌,83, (2014) 好田 誠、眞田 治樹 Platinum thickness dependence and annealing effect of the spin-Seebeck voltage in platinum/yttrium ion garnet structures. Applied Physics Express,7,(2014),093001-1-093001-4 Y. Saiga, K. Mizunuma, Y. Kono, J.-C. Ryu, H. Ono, M. Kohda, and E. Okuno Perpendicular Magnetic Anisotropy in Pt/Co/AlO Trilayer Structures Depending on AlO Thickness and Fabrication Method. Key Engineering Materials,616,(2014),247-251 T. Yang, Z.Q. Wang, M. KOhda, T. Seki, K. Taknashi, and J. Nitta Platinum layer thickness dependence of spin-Hall induced effective field in Pt/Co/Pt structures. Jpn. J. of Appl. Phys.,53,(2014),04EM06-1-04EM06-5 T. Yang, M. Kohda, T. Seki, K. Takanashi, and J. Nitta Giant enhancement of spin detection sensitivity in (Ga,Mn)As/GaAs Esaki diodes. Phys. Rev. B Rapid Comm.,89,(2014),081307-1-081307-5 J. Shiogai, M. Ciorga, M. Utz, D. Schuh, M. Kohda, D. Bougeard, T. Nojima, J. Nitta, and D. Weiss Shot Noise at the Quantum Point Contact in InGaAs Heterostructure. AIP Conference Proceedings,1566,(2013),311-312 Y. Nishihara, S. Nakamura, K. Kobayashi, T. Ono, M. Kohda, and J. Nitta Manipulation of mobile spin coherence using magnetic-field-free electron spin resonance. Nature Physics,9,(2013),280-283 H. Sanada, Y. Kunihashi, H. Gotoh, K. Onomitsu, M. Kohda, J. Nitta, P. V. Santos, and T. Sogawa 半導体における永久スピン旋回状態のゲート制御. 日本磁気学会 日本磁気学会誌 まぐね,8(5), (2013), 251-258 好田 誠、国橋 要司、新田 淳作 半導体のスピン軌道相互作用を用いたシュテルン-ゲルラッハの実験. 固体物理,48, (2013) 好田 誠、大江 純一郎 Chirality determination of ferromagnetic disk by local Hall effect. Appl. Phys. Lett.,103,(2013),122408-1-122408-5 Ahmet S. Demiray, Makoto Kohda, and Junsaku Nitta Control of the spin geometric phase in semiconductor rings. Nature Communications,4,(2013),2526-1-2526-7 F. Nagasawa, D. Frustaglia, H. Saarikoski, K. Richter, and J. Nitta Voltage-Induced Coercivity Change in FePt/MgO Stacks with Different FePt Thicknesses. Journal of Physics D,46,(2013),285002-285007 Y. Kikuchi, T. Seki, M. Kohda, J. Nitta, and K. Takanashi Manipulation of mobile spin coherence using magnetic-field-free electron spin resonance. Nature Physics,9,(2013),280-283 H. Sanada, Y. Kunihashi, H. Gotoh, M. Kohda, J. Nitta, P. V. Santos, and T. Sogawa Structural and magnetic properties of L10-FePd/MgO films on GaAs and InP lattice mismatched substrates. Appl. Phys. Lett.,102,(2013),102411-1-102411-4 M. Kohda, S. Iimori, R. Ohsugi, H. Naganuma, T. Miyazaki, Y. Ando, and J. Nitta Dynamic nuclear spin polarization in an all-semiconductor spin injection device with (Ga,Mn)As/n-GaAs spin Esaki diode. Appl. Phys. Lett.,101,(2012),212402-1-212402-5 J. Shiogai, M. Ciorga, M. Utz, D. Schuh, T. Arakawa, M. Kohda, K. Kobayashi,T. Ono, W. Wegscheider, D. Weiss,and J. Nitta Spin-orbit induced electronic spin separation in semiconductor nanostructure. Nature Communications,3,(2012),1082- M. Kohda, S. Nakamura, Y. Nishihara, K. KObayashi, T. Ono, J. Ohe, Y. Tokura, T. Mineno, and J. Nitta Spin Current. Oxford Science Publications,(2012) J. Nitta Gate-controlled persistent spin helix state in InGaAs quantum wells. Phys. Rev. B Rapid Comm.,86,(2012),081306-1-081306-4 M. Kohda, V. Lechner, Y. Kunihashi, T. Dollinger, P. Olbrich, C. Schonhuber, I. Caspers, V. V. Bel’kov, L. E. Golub, D. Weiss, K. Richter, J. Nitta, and S. D. Ganichev Electrical determination of relative chirality in a Co/Cu/Co ferromagnetic ring. Appl. Phys. Lett.,101,(2012),062409-1-062409-5 A. S. Demiray, M. Kohda, T. Miyawaki, Y. Watanabe, K. Saito, S. Mitani, K. Taknashi, and J. Nitta Anisotropy and Damping in CoFeAlSi via Electrical Detection of Ferromagnetic Resonance. Jpn. Appl. Phys.,51,(2012),083001-1-083001-5 Lihui Bai, N. Tezuka, M. Kohda, and J. Nitta Shot noise suppression in InGaAs/InGaAsP quantum channels. Appl. Phys. Lett.,100,(2012),203111-1-203111-4 Y. Nishihara, S. Nakamura, K. Kobayashi, T. Ono, M. Kohda, and J. Nitta Anisotropic Weak Anti-Localization under In-Plane Magnetic Field and Control of Dimensionality via Spin Precesssion Length. Jpn. J. Appl. Phys.,51,(2012),04DM01-1-04DM01-4 S. Nonaka, Y. Kunihashi, M. Kohda, J. Nitta Relative Vortex State Control in a Co/Cu/Co Pseudo-Spin-Valve Ring. Jpn. Appl. Phys.,51,(2012),04DM04-1-04DM04-3 A. S. Demiray, T. Miyawaki, Y. Watanabe, M. Kohda, K. Saito, S. Mitani, K. Takanashi, J. Nitta Proposal of spin complementary field effect transistor. Appl. Phys. Lett.,100,(2012),113502-1-113502-3 Y. Kunihashi, M. KOhda, H. Sanada, H. Gotoh, T. Sogawa, J. Nitta MgO Layer Thickness Dependence of Structure and Magnetic Properties of L10-FePt/MgO/GaAs Structures. Jpn. J. of Appl. Phys.,51,(2012),02BM05-1-02BM05-4 R. Ohsugi, M. Kohda, T. Seki, A. Ohtsu, M. Mizuguchi, K. Takanaishi, and J. Nitta Experimental Demonstration of Spin Geometric Phase: Radius Dependence of Time-Reversal Aharonov-Casher Oscillations. Phys. Rev. Lett.,108,(2012),086801-1-086801-4 F. Nagasawa, J. Takagi, Y. Kunihashi, M. Kohda, and J. Nitta Semiclassical approach for spin dephasing in a quasi-one-dimensional channel. Physical Review B,85,(2012),035321-1-035321-7 Y. Kunihashi, M. Kohda, and J. Nitta Anisotropic spin transport affected by competition between spin orbit interaction and Zeeman. J. Phys. Conf. Ser.,334,(2011),012062-1-012062-5 J. Nitta, S. Moulis, and M. Kohda Suppression of Aharonov-Casher spin interference in an InGaAs ring array. J. of Phys.: Conference Series,302,(2011),012002-1-012002-5 J. Nitta, J. Takagi, F. Nagasawa, and M. Kohda Spin wave hybridization via direct mapping of spin wave evolution in ferromagnetic microstructures. J. Appl. Phys,109,(2011),093902-1-093902-6 Lihui Bai, Y. S. Gui, Z. H. Chen, S. C. Shen, J. Nitta, C.-M. Hu, L. E. Hayward, M. P. Wismayer, and B. W. Southern Coercivity change in an FePt thin layer in a Hall device by voltage application. Appl. Phys. Lett.,98,(2011),212505-212507 T. Seki, M. Kohda, J. Nitta, and K. Takanashi Acoustically Induced Spin-Orbit Interactions Revealed by Two-Dimensional Imaging of Spin Transport in GaAs. Phys. Rev. Lett.,106,(2011),216602-1-216602-4 H. Sanada, T. Sogawa, H. Gotoh, K. Onomitsu, M. Kohda, J. Nitta, and P.V. Santos Observation of spin wave modes depending on a tunable periodic magnetic field. Appl. Phys. Lett.,98,(2011),172508-172510 Lihui Bai, M. Kohda, and J. Nitta Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Appl. Phys. Lett.,98,(2011),083101-1-083101-3 J. Shiogai, D. Schuh, W. Wegscheider, M. Kohda, and J. Nitta, and D. Weiss Spin-Transistor Electronics: An Overview and Outlook. Proceedings of the IEEE,98(12),(2010),2124-2154 S. Sugahara and J. Nitta Width and remperature dependence of lithography-induced magnetic anisotropy in GaMnAs wires. Physica E,42,(2010),2685-2689 M. Kohda, J. Ogawa, J. Shiogai, F. Matsukura, Y. Ohno, H. Ohno, and J. Nitta Electrical detection of propagating spin waves controlled by a local magnetic field induced by a CD current. Jpn. J. Appl. Phys.,49,(2010),04DM01- L. H. Bai, M. Kohda, and J. Nitta Spin-orbit interaction in an InGaAs shallow two-dimensional elecron gas located 5 nm below InP surface barrier. Jpn. J. Appl. Phys.,49,(2010),4DM02- M. Kohda, T. Shibata, and J. Nitta Electrical generation, manipulation and detection of spin wave in permalloy stripe. Japanese Journal of Applied Physics,(49),(2010),-04DM01 L. H. Bai, M. Kohda, and J. Nitta Electrical generation, manipulation and detection of spin wave in permalloy stripe. Jpn. J. Appl. Phys,49,(2010),04DM01- L. H. Bai, M. Kohda, and J. Nitta Enhancement of spin-orbit interaction and the effect of interface diffusion in quaternary InGaAsP/InGaAs heterostructures. Phys. Rev. B,81,(2010) M. Kohda and J. Nitta Electrical spin manipulation with Al2O3 gate insulator in InGaAs based mesoscopic ring arrays. Phys. Proc.,3,(2010),1317- J. Takagi, M. Kohda, and J. Nitta Experimental demonstration of resonant spin-orbit interaction effect. Phys. Proc.,3,(2010),1261- Y. Kunihashi, M. Kohda, and J. Nitta Anisotropic spin splitting in InGaAs wire structures. Phys. Proc.,3,(2010),1255- Y. Kunihashi, M. Kohda, and J. Nitta Proposal for electrical detection of spin separation with in-plane magnetic field in mesoscopic Stern-Gerlach spin filter. Proc. SPIE,76,(2010),76001B- M. Kohda, J. Ohe, H. Sanada, M. Yamamoto, T. Ohtsuki, and J. Nitta Enhancement of Rashba Spin-Orbit Interaction Due to Wave Function Engineering. Journal of Superconductivity and Novel Magnetism,23(1),(2010),49-52 Y. Kunihashi, M. Kohda, and J. Nitta Width and temperature dependence of lithography-induced magnetic anisotropy in (Ga,Mn)As wires. Physica E,(2010) M. Kohda, J. Ogawa, J. Shiogai, F. Matsukura, Y. Ohno, H. Ohno, and J. Nitta 半導体中のスピン寿命の増大に成功. 電子情報通信学会誌,92(10), (2009), 899-900 新田 淳作、好田 誠、国橋 要司 Electronic Aharonov-Casher Effect in InGaAs Ring Arrays. Proceedings of the 9th International Symposium on Foundation of Quantum Mechanics in the Light of New Technology,(2009),105-110 J. Nitta, M. Kohda, and T. Bergsten スピントロニクスの基礎と材料・応用技術の最前線. シーエムシー出版,(2009) 新田 淳作 監修 高梨弘毅 Enhancement of Spin Lifetime in Gate-Fitted InGaAs Narrow Wires. Phys. Rev. Lett.,102(22),(2009),226601- Y. Kunihashi, M. Kohda, and J. Nitta Electrical Manipulation of Spins in the Rashba Two Dimensional Electron Gas Systems. Journal of Applied Physics,105,(2009),122402- J. Nitta, T. Bergsten, Y. Kunihashi, and M. Kohda The effects of spin-orbit interaction on charge transport. SEMICONDUCTOR SCIENCE AND TECHNOLOGY,24(6),(2009),060301- L. Molenkamp and J. Nitta Anisotropic universal conductance fluctuations in disordered quantum wires with Rashba and Dresselhaus spin-orbit interaction and an applied in-plane magnetic field. SEMICONDUCTOR SCIENCE AND TECHNOLOGY,24(6),(2009),064005- M. Scheid, I. Adagideli, J. Nitta, and K. Richter Spin-Related Transport Affected by Competition between Spin-Orbit Interaction and Zeeman Effect. International Journal of Modern Physics B,23(12),(2009),2585-2586 J. Nitta All-Electrical Detection of the Relative Strength of Rashba and Dresselhaus Spin-Orbit Interaction in Quantum Wires. Phys. Rev. Lett.,101,(2008),266401-1-266401-4 M. Scheid, M. Kohda, Y. Kunihashi, K. Richter, and J. Nitta Comparison of gate sensitivity for spin interference effect between Al2O3 and SiO2 gate insulators. ECS Transactions,16,(2008),39-50 M. Kohda, J. Takagi, and J. Nitta Controllable Quantum States World Scientific,(2008) H. Takayanagi , J. Nitta, and H. Nakano, H. Takayanagi, J. Nitta, and H. Nakano Effect of the array distance on the magntization configuration of submicron-sized ferromagnetic rings. Proceedings of the international Symposium on Mesoscopic Superconductivity and Spintronics,(2008),271-276 T. Miyawaki, K. Toyoda, M. Kohda, A. Fujita, and J. Nitta High remanent magnetization of L10-ordered FePt thin film on MgO / (001) GaAs. Japanese Journal of Applied Physics,47(4),(2008),3269-3271 M. Kohda, A. Ohtsu, T. Seki, A. Fujita, J. Nitta, S. Mitani, and K. Takanashi Manipulating spin orbit interaction in semiconductors. Journal of the Physics Society of Japan,77(3),(2008),031008-1-031008-9 Makoto Kohda, Tobias Bergsten, and Junsaku Nitta Quantum well thickness dependence of spin orbit interaction in a gated InP / In0.8Ga0.2As / In0.52Al0.48As asymmetric quantum wells. Physica E,40(5),(2008),1194-1196 M. Kohda, T. Nihei, and J. Nitta Spin interference controlled by electric field: Ensemble average effect on AAS and AB oscillation amplitudes. Physica E,40,(2008),973-977 J. Nitta and T. Bergsten Suppresion of stray field between adjacent rings in one-dimensional ferromagnetic arrays. J. Appl. Phys.,103,(2008),07A714-1-07A714-3 M. Kohda, K. Toyoda, T. Miyawaki, A. Fujita, and J. Nitta Rashba spin-orbit interaction of In0.53Ga0.47As/In0.7Ga0.3As/In0.53Ga0.47As shallow two-dimensional electron gas by surface etching. Physica Status Solidi C,5,(2008),322-324 Y. Kunihashi, T. Nihei, M. Kohda, and J. Nitta Local Hall measurement of magnetization reversal and magnetic interaction in Fe/Au/Fe trilayer rings. Phys. Stat. Sol. (c),5(1),(2008),294-297 T. Miyawaki, M. Kohda, A. Fujita, and J. Nitta Control of interlayer magnetostatic coupling in submicron-sized Fe/Au/Fe rings. Appl. Phys. Lett.,92,(2008),32502-32504 T. Miyawaki, M. Kohda, A. Fujita, and J. Nitta Giant spin Hall effect in perpendicularly spin-polarized FePt/Au devices. Nature Materials,7,(2008),125-129 T. Seki, Y. Hasegawa, S. Mitani, S. Takahashi, H. Imamura, S. Maekawa, J. Nitta, and K. Takanashi ラシュバ効果をめぐる新展開. 丸善 パリティ,23(1), (2008), 26-28 新田 淳作 Time reversal Aharonov-Casher effect using Rashba spin-orbit interaction. New J. of Phys.,9,(2007),341- J. Nitta and T. Bergsten Electrical Manipulation of Spin Precession in an InGaAs-Based 2DEG due to the Rashba Spin-Orbit Interaction. IEEE Trans. on Electron Devices,64(5),(2007),955-960 Junsaku Nitta and Tobias Bergsten Rashbaスピン軌道相互作用を用いたアハロノフ・キャッシャー効果. アグネ技術センター 固体物理,42(495), (2007), 49-58 新田 淳作、トビアス バーグステン Electron Spin Precession and the Aharonov-Casher Effect. Physics in Canada,63(2),(2007),13-16 Tobias Bergsten and Junsaku Nitta Lateral and Vertical Magnetic Interaction in Submicron-Sized Fe Ring Arrays and Fe/Au/Fe Trilayer Ring Structures. Jpn. J. Appl. Phys.,46(4B),(2007),2164- M. Kohda, K. Takagi, T. Miyawaki, K. Toyoda, A. Fujita, and J. Nitta Magnetoresistance oscillations induced by spin orbit interaction and intersubband scattering in a gated InP/InGaAs heterostructure. Phys. Stat. Sol.,3(12),(2006),4243-4246 M. Abe, M. Kohda, and J. Nitta Gate controlled crossover from weak localization to weak antilocalization in a narrow gap InGaAs/InP heterostructure. Phys. Stat. Sol.,3(12),(2006),4239-4242 T. Nihei, Y. Suzuki, M. Kohda, and J. Nitta Spin interference effect based on the Rashba and Dresselhaus terms. Phys. Stat. Sol. (C),3(12),(2006),4220-4226 T. Koga, H. Okutani, Y. Sekine, and J. Nitta Experimental Demonstration of the Time Reversed Aharonov-Casher Effect. Phys. Rev. Lett.,97,(2006),196803- T. Bergsten, T. Kobayashi, Y. Sekine, and J. Nitta Spin injection with three terminal device based on (Ga,Mn)As / n+-GaAs tunnel junction. Physica Status Solidi C,3(12),(2006),4164-4167 T. Kita, M. Kohda, Y. Ohno, F. Matsukura, and H. Ohno Magnetic interaction of submicron-sized ferromagnetic rings in one-demensional array. Appl. Phys. Lett.,89,(2006),122508- T. Miyawaki, T. Toyoda, M. Kohda, A. Fujita, and J. Nitta Experimental realization of a ballistic spin interferometer based on the Rashba effect using a nanolithographically defined square loop array. Phys. Rev. B Rapid Communications,74,(2006),041302-1-041302-4 T. Koga, Y. Sekine, and J. Nitta Spin-orbit interaction of ballistic electrons in polygon structures. Phys. Rev. B,73,(2006),235315-1-235315-7 M. van Veenhuizen, T. Koga, and J. Nitta Transport Properties of Ferromagnetic Semiconductors with Superconducting Electrodes. AIP Conf. Proc.,850,(2006),887-889 T. Akazaki, H. Takayanagi, S. Yanagi, H. Munekata, and J. Nitta Measurements of magnetic-domain wall velocity detected by local Hall. Inst. Phys. Conf. Ser.,187,(2006),461-466 Y. Sekine and J. Nitta Infrared magneto-photoluminescence spectra and electron-hole g-factor of an InAs-inserted channel InGaAs/InAlAs heterostructure. Physica E,34,(2006),315-317 K. Tsumura, S. Nomura, T. Akazaki, and J. Nitta Bias voltage dependence of the electron spin injection studied by in a three-terminal device based on GaMnAs / n+-GaAs Esaki diode. Appl. Phys. Lett.,89,(2006),012103- Makoto Kohda, Tomohiro Kita, Yuzo Ohno, F. Matsukura, and Hideo Ohno Effect of n+-GaAs thickness and doping density on spin injection of GaMnAs / n+-GaAs Esaki tunnel junction. Physica E,32,(2006),438- Makoto Kohda, Yuzo Ohno, Fumihiro Matsukura, and Hideo Ohno Magnetization properties of microstructured NiFe rings investigated using semiconductor/ferromagnet hybrid structures. Journal of Superconductivity,18,(2005),331-334 J. Nitta and M. Steiner Spin-polarization in a 3-terminal conductor induced by Rashba spin-orbit interaction. Physica E,29,(2005),490-494 M. Yamamoto, J. Ohe, T. Ohtsuki, J. Nitta, and B. Kramer “Realizing controllable quantum states” World Scientific,(2005) H. Takayanagi and J. Nitta. g-factor control in an InAs-inserted InGaAs/InAlAs heterostructure. Realizing controllable quantum states, World Scientific,(2005),371-376 J. Nitta, Y. Lin, T. Akazaki, and T. Koga Semiconductor/Ferromagnet Hybrid Devices to Probe Magnetization States in Micro-structured NiFe Rings. IEE Proc. Circuits, Devices & Systems,152,(2005),297-300 J. Nitta and M. Steiner Spin-related transport and interference based on the Rashba spin-orbit interaction. The proceedings of 5th IEEE Conference of Nanotechnology,(2005) J. Nitta, T. Koga, and Y. Sekine Mesoscopic Stern-Gerlach Spin Filter by Nonuniform Spin-orbit Interaction. Phys. Rev.,B72,(2005),041308(R)- J. Ohe, M. Yamamoto, T. Ohtsuki, and J. Nitta Universal spin-induced time reversal symmetry breaking in two-dimensional electron gases with Rashba spin-orbit interaction. Physical Review Letters,46,(2005),132505- F. E. Meijer, A. F. Morpurgo, T. M. Klapwijk, and J. Nitta Shot noise characteristics of triple-barrier resonant tunneling diode. Phys. Rev.,B71,(2005),195303- A. K. M. Newaz, W. Song, E. E. Mendez, Y. Lin, and J. Nitta Observation of enhanced thermal shot noise due to multiple Andreev reflection in ballistic InGaAs-based superconducting weak links. Appl. Phys. Lett.,86,(2005),132505- T. Akazaki, H. Nakano, J. Nitta, and H. Takayangi Unusual Tunneling Characteristics of Double-quantum-well Heterostructures. AIP Conf. Proc.,772,(2005),549-550 Y. Lin, J. Nitta, A. K. M. Newaz, W. Song, and E. E. Mendez Observation of giant thermal noise due to multiple Andreev reflection in a ballistic SNS junction with an InGaAs-based heterostructure. AIP Conf. Proc.,780,(2005),476-479 T. Akazaki, H. Nakano, J. Nitta, and H. Takayanagi Shot Noise Experiments in Multi-barrier Semiconductor Heterostructures. AIP Conf. Proc.,780,(2005),431-434 E. E. Mendez, W. Song, A. K. M. Newaz, Y. Lin, and J. Nitta Effect of an InP/InGaAs Interface on Spin-orbit Interaction in InAlAs/InGaAs Hetrostructures. Phys. Rev.,B71,(2005),045328- Y. Lin, T. Koga, and J. Nitta 半導体スピントロニクス. NTT技術ジャーナル,17, (2005), 66- 新田 淳作 スピン軌道相互作用を持いた電界によるスピン制御. 固体物理,40, (2005), 37- 新田 淳作、古賀 貴亮 Electric-field-controllable Spin Interferometer Based on the Rashba Spin-orbit Interaction. 2004 International Conference on Solid State Devices and Materials,SSDM 2004,(2004),898- Y. Sekine, T. Koga, and J. Nitta スピンエレクトロニクスの基礎と最前線(分担執筆)第22章 電界によるスピン制御とスピンFET. シーエムシー社,(2004) 新田 淳作 (監修 猪俣 浩一郎) Competition between Spin-orbit Interaction and Zeeman Coupling in Rashba 2DEGs. Phys. Rev.,B70,(2004),R161302- F. E. Meijer, A. F. Morpurgo, T. M. Klapwijk, T. Koga, and J. Nitta Magnetic transitions of permalloy rings in hybrid devices. Physica E,24,(2004),124- M. Steiner, G. Meijer, U. Merkt and J. Nitta Stern-Gerlach spin filter using surface acoustic waves. Solid State Comm.,132,(2004),631- P. Santos, J. Nitta, and K. H. Ploog Ballistic Spin Interferometer using the Rashba effect. Phys. Rev.,B 70,(2004),R161302- T. Koga, J. Nitta, and M. Van Veenhuizen Experiments on Aharonov-Bohm conductance oscillations: a statistical analysis of the averaged Fourier spectrum. Physica E,22,(2004),402- F. E. Meijer, J. Nitta, T. Koga, A. F. Morpurgo, and T. M. Klapwijk Gate controlled electron g-factor in InAs-inserted-channel InGaAs/InAlAs heterostructure. Appl. Phys. Lett.,83,(2004),4565- J. Nitta, Y. Lin, T. Akazaki, and T. Koga On the significance of fine structure in the frequency spectrum of Aharonov-Bohm conductance oscillations. Phys. Rev.,B69,(2004),035308- F. E. Meijer, A. F. Morpurgo, T. M. Klapwijk, T. Koga and J. Nitta Control of magnetization state in microstructured permalloy rings. Appl. Phys. Lett.,84,(2004),939- M. Steiner, and J. Nitta Magnetization reversal process of Submicrometer-Scale Hall Bars of Ferromagnetic Semiconductor p-InMnAs. Jpn. J. Appl. Phys,43,(2004),2097- Y. Sekine, J. Nitta, T. Koga, A. Oiwa, S. Yanagi, T. Slupinski, and H. Munekata Electron g-factor in a gated InAs-inserted-channel In0.53Ga0.47As/In0.52Al0.48As heterostructure. Physica E,20,(2004),429- J. Nitta, Y. Lin, T. Koga, and T. Akazaki Electron g-factor in gated InGaAs channel with double InAs-inserted wells. Physica E,21,(2004),656- Y. Lin, J. Nitta, T. Koga, and T. Akazaki Semiconductor Spintronics. NTT Journal,2, (2004), 31- J. Nitta 微小磁性体リングに特異な磁化履歴 -局所ホール素子を用いて発見-. 日経先端技術,(66), (2004) 新田淳作 Towards the controllable quantum states. World Scientific,(2003) H. Takayanagi and J. Nitta Structural Control of Rashba Spin-orbit Coupling in InAlAs/InGaAs/InAlAs Quantum Wells. J. of Superconductivity: Incorporating Novel Magnetism,16,(2003),331- T. Koga, J. Nitta, and S. Marcet Spin-orbit Interaction and its Application to Spin Interference Device. Mesoscopic Superconductivity and Spintronics, World Scientific,(2003),55- J. Nitta, T. Koga, and F. Meijer Electron g-factor in a double InAs-inserted InGaAs/InAlAs heterostructure. Proceedings of the 15th High Magnetic Fields in Semiconductor Physics, Institute of Physics,171,(2003),B32- J. Nitta, T. Koga, and T. Akazaki (9)Spin-filter device based on a non-magnetic resonant tunnel diode. Proceedings of the 26th International Conference on Physics of Semiconductor, Institute of Physics,171,(2003),R3.6- T. Koga, J. Nitta, and S. Datta Rashba-spin-orbit interaction and its applications to spin-interference effect and spin-filter device. J. of Superconductivity and Magnetism,16,(2003),689- J. Nitta and T. Koga Effect of spin-orbit interaction in an InGaAs-based Aharonov-Bohm ring structure. Physica E,18,(2003),143- J. Nitta, T. Koga, and F. Meijer Nonmagnetic control of spin transport in InGaAs quantum wells. Physica E,18,(2003),161- T. Koga, J. Nitta, and S. Datta Parallel Transport Properties of p-InMnAs/n-InAs Junctaion. Mesoscopic Superconductivity and Spintronics,World Scientific,(2003),105- Y. Sekine, J. Nitta, T. Koga, A. Oiwa, T. Slupinski, and H. Munekata Effect of Doping at the Substrate/Buffer Layer Interface on the Rashba Coefficient a in. Mesoscopic Superconductivity and Spintronics,World Scientific,(2003),73- T. Koga, J. Nitta, and S. Marcet 半導体・磁性体ハイブリッド構造とスピン注入 ―スピンFETへ向けての進展―. マテリアルインテグレーション,16, (2003), 39- 新田 淳作 ゲート電圧で半導体のg因子を制御 ―次世代スピントロニクス素子に応用―. 日経先端技術,(46), (2003) 新田淳作 次世代スピンデバイスへのアプローチ ―電界効果スピントランジスタの現状と展望―. Electrochemistry,71, (2003), 180- 新田 淳作 Electrical electron spin injection with a p+-GaMnAs/n+-GaAs tunnel junction. Journal of Superconductivity,16(1),(2003),167-170 M. Kohda, Y. Ohno, K. Takamura, F. Matsukura and H. Ohno Spin-filter device based on the Rashba effect using a non-magnetic triple barrier resonant tunneling diode. Physical Review Letters,88,(2002),126601- T. Koga, J. Nitta, H. Takayanagi, and S. Datta Rashba spin-orbit coupling probed by the weak antilocalization analysis in InAlAs/InGaAs/InAlAs quantum wells as a function of quantum well asymmetry. Phys. Rev. Lett.,89,(2002),046801- T. Koga, J. Nitta, T. Akazaki, and H. Takayanagi Superconducting Junctions using AlGaAs/GaAs Heterostructures with High Hc NbN Electrodes. Physica E,12,(2002),922- H. Takayanagi, T. Akazaki, M. Kawamura, Y. Harada, and J. Nitta Observation of Spin Injection into a 2DEG using Inter-Digital Ferromagnetic Contact. Physica E,12,(2002),395- Can-Ming Hu, J. Nitta, A. Jensen, J. B. Hansen, and H. Takayanagi Interference of Aharonov-Bohm Ring Structures Affected by Spin-orbit Interaction. Physica E,12,(2002),753- J. Nitta, T. Koga, and H. Takayanagi Model for Ballistic Spin-Transport in Ferromagnet/2-Dimensional Electron Gas/Ferromagnet structures. Physica E,13,(2002),542- Th. Schaepers, J. Nitta, H. B. Heersche, and H. Takayanagi Rashba Spin-Splitting Energies Probed by Anti-Weak-Localization Analyses in Symmetric and Asymmetric InAlAs/InGaAs/InAlAs Quantum Well. Physica E,13,(2002),542- T. Koga, J. Nitta, T. Akazaki, and H. Takayanagi Spin Injection across Hybrid Heterojunction: Theoretical Understanding and Experimental Approaches. J. Appl. Phys.,91,(2002),7251- Can-Ming Hu, J. Nitta, A. Jensen, J. B. Hansen, and H. Takayanagi, D. Heitmann, and U. Merkt Conditions for the Spin Rectification Phenomena predicted for Semiconducting Triple Barrier Structures in the presence of Rashba Spin-Orbit Coupling. Jpn. J. Appl. Phys.,41,(2002),2501- T. Koga, J. Nitta, T. Akazaki, and H. Takayanagi Investigation of Ferromagnetic Microstructures by Local Hall Effect and Magnetic Force Microscopy. Jpn. J. Appl. Phys.,41,(2002),2497- J. Nitta, T. Schaepers, H. B. Heersche, T. Koga, Y. Sato and H. Takayanagi Anti-weak-localization Study of Rashba Spin-splitting Energy as a Function of Well Asymmetry in InAlAs/InGaAs/InAlAs quantum wells. Mat. Res. Soc. Symp. Proc.,690,(2002),F3.12 71- T. Koga, J. Nitta, T. Akazaki, and H. Takayanagi Proposal of a Novel Spin Filter realized in a triple barrier resonant tunnel diode using Rashba spin-orbit interaction. Mat. Res. Soc. Symp. Proc.,690,(2002),F7.2 123- T. Koga, J. Nitta, S. Datta, and H. Takayanagi 半導体・磁性体ハイブリッド構造とスピントランジスタ. FEDジャーナル,1, (2002), 10- 新田淳作 半導体・磁性体ハイブリッドで保磁力測定に成功 ―SQUIDを超える超高感度―. 日経先端技術,(8), (2002) 新田淳作 Enhancement of spin-injection from ferromagnetic metal into 2-dimensional electron gas using tunnel barrier. Phys. Rev.,B64,(2001),161307(R)- H. B. Heersche, Th. Schaepers, J. Nitta, and H. Takayanagi Spin Polarised Transport in a Two Dimensional Electron Gas with Inter-Digital-Ferromagnetic Contact. Phys. Rev.,B63,(2001),125333- Can-Ming Hu, J. Nitta, A. Jensen, J.B. Hansen, and H. Takayanagi Spin-injection experiment with multiple NiFe/InAs-2DEG/NiFe junctions. Physica C,352,(2001),215- J. Nitta, Can-Ming Hu, A. Jensen, J. B. Hansen and H. Takayanagi Spin Injection and Detection Experiment in a Two Dimensional Electron Gas with Inter-Digital-Ferromagnetic Contacts. Physica E,10,(2001),467- J. Nitta, Can-Ming Hu, A. Jensen, J. B. Hansen and H. Takayanagi Interference ferromagnet/semiconductor/ferromagnet spin field effect transistor. Phys. Rev.,B64,(2001),125314- Th. Schaepers, J. Nitta, H. B. Heersche, and H. Takayanagi Determination of Rashba Spin-Splitting Energies in InGaAs/InAlAs Heterostructures using Anti-Weak-Localization Analyses. Proc. of the 10th Int. Conf. On Narrow Gap Semiconductors and Related Small Energy Phenomena (NGS-10) IPAP Conf. Series,2,(2001),227- T. Koga, J. Nitta, T. Akazaki, and H. Takayanagi Characterization of Ferromagnetic Electrodes for Spin Injection into Semiconductor using Local Hall Effect. International Conference on Solid State Devices and Materials,SSDM 2001,(2001),126- J. Nitta, Th. Schaepers, H. B. Heersche, T. Koga, Y. Sato, and H. Takayanagi Conditions for the Spin Rectification Phenomena predicted for Semiconducting Triple Barrier Structures in the presence of Rashba Spin-Orbit Coupling. 2001 International Conference on Solid State Devices and Materials,SSDM 2001,(2001),128- T. Koga, J. Nitta, T. Akazaki, and H. Takayanagi Superconducting junctions using InAs/GaAs heterostructures on (111)A substrates. Proc. of the 10th Int. Conf. On Narrow Gap Semiconductors and Related Small Energy Phenomena (NGS-10), IPAP Conf. Series,2,(2001),254- H. B. Heersche, J. Nitta, Th. Schaepers, T. Koga, and H. Takayanagi スピンFETに向けてのアプローチ. 応用物理学会誌,70, (2001), 296- 新田淳作 A spin Esaki diode. Jpn. J. Appl. Phys. Express letter,40(12A),(2001),1274-1276 M. Kohda, Y. Ohno, K. Takamura, F. Matsukura and H. Ohno Gate voltage dependence of Aharonov-Bohm Experiment in the presence of Rashba spin-orbit interaction. Physica E,6,(2000),318- J. Nitta, F. Meijer, Y. Narita, and H. Takayanagi Observation of zero-field spin splitting of the second subband in an inverted InGaAs/InAlAs heterostructure. Physica E,6,(2000),767- Can-Ming Hu, J. Nitta, T. Akazaki, H. Takayanagi, P. Pfeffer, and W. Zawadzki Evidence of the Coulomb gap observed in an InAs inserted InGaAs/InAlAs heterostructure. Physica E,7,(2000),795- Can-Ming Hu, J. Nitta, T. Akazaki, and H. Takayanagi スピンFETの可能性. マテリアルインテグレーション,13, (2000), 39- 新田淳作 Spin-interference device. Appl. Phys. Lett.,75,(1999),695- J. Nitta, F. Meijer, and H. Takayanagi InAs-inseted-channel InAlAs/InGaAs inverted HEMTs with NbN Electrodes. EEE trans. on Appl. Superconductivity,9,(1999),4253- T. Akazaki, J. Nitta, and H. Takayanagi Magnetoresistance oscillation in an Aharonov-Bohm ring using two-dimensional electron gas InAs. Microelectronic Engineering,47,(1999),85- J. Nitta, H. Takayanagi, and S. Calvet Superconductor-semiconductor-superconductor junctions using NbN. Supercond. Sci. Technol.,12,(1999),901- T. Akazaki, H. Yamaguchi, J. Nitta, and H. Takayanagi Zero-field spin-splitting in an inverted InGaAs/InAlAs heterostructure: A study of the band nonparabolicity influence and the subband dependence. Phys. Rev.,B60,(1999),7736- Can-Ming Hu, J. Nitta, T. Akazaki, H. Takayanagi, P. Pfeffer, and W. Zawadzki Magnetoresistance in ferromagnetic/InAs-2DEG/ferromagnetic junctions. Proceedings of the 24th International Conference on the Physics of Semiconductor,ICPS,(1999),0207- J. Nitta and H. Takayanagi InAs-inseted-channel InAlAs/InGaAs inverted HEMTs with direct ohmic contact. Physica E,2,(1998),458- T. Akazaki, H. Takayanagi, J. Nitta and T. Enoki Gate control of spin-orbit interaction in an InAs-inserted InGaAs/InAlAs heterostructure. Physica E,2,(1998),527- J. Nitta, T. Akazaki, H. Takayanagi, and T. Enoki InGaAs/InAlAsヘテロ構造におけるスピン依存伝導現象. 日本応用磁気学会誌,22, (1998), 120- 新田淳作 Gate control of spin-orbit interaction in an inverted InGaAs/InAlAs heterostructure. Physical Review Letters,78,(1997),1335- J. Nitta, T. Akazaki, H. Takayanagi, and T. Enoki InAs-inserted-channel InAlAs/InGaAs Inverted HEMTs with superconducting Electrodes. IEEE trans. on Applied Superconductivity,7,(1997),2921- T. Akazaki, H. Takayanagi, J. Nitta, and T. Enoki Superconducting Transistors using InAs-inserted-channel InAlAs/InGaAs Inverted HEMTs. Supercond. Sci. Technol.,9,(1996),A83- T. Akazaki, J. Nitta, H. Takayanagi, and T. Enoki Highly confined two-dimensional electron gas in an InAsAs/InGaAs modulation-doped structure with a strained InAs quantum well. Journal of Electronic Material,25,(1996),745- T. Akazaki, J. Nitta, H. Takayanagi, T. Enoki, and K. Arai A Josephson field effect transistor using an InAs-inserted-channel InAlAs/InGaAs inverted modulation-doped structure. Appl. Phys. Lett.,68,(1996),418- T. Akazaki, H. Takayanagi, J. Nitta, and T. Enoki Observation of the quantized critical current in a superconducting quantum point contact. Surface Science,361/362,(1996),298- H. Takayanagi, T. Akazaki, and J. Nitta Transport through a 2DEG channel with superconducting boundaries. Surface Science,361/362,(1996),320- J. Nitta, B. J. van Wees, J. P. Heida, T. M. Klapwijk, A. Dimoulas, W. van der Graaf and G. Borghs Normal current controllability of JOFETs using InAs-inserted-channel InAlAs/InGaAs inverted HEMTs. Proc. 16th International Conference on Applied Superconductivity,(1996) T. Akazaki, H. Takayanagi, J. Nitta, and T. Enoki Observation of Maximum supercurrent quantization in a superconducting quantum point contact. Physical Review Letters,75,(1995),3533- H. Takayanagi, T. Akazaki, and J. Nitta Superconducting junctions using a 2DEG in a strained InAs quantum well inserted into an InAlAs/InGaAs MD structure. IEEE Trans. Appl. Super.,5,(1995),2887- T. Akazaki, J. Nitta, H. Takayanagi, and K. Arai Mesoscopic fluctuation of the critical current in a superconductor normal conductor. Phys. Rev. Lett.,74,(1995),166- H. Takayanagi, J. B. Hansen, and J. Nitta Localization effect on the critical current of a superconductor-normal-metal-superconductor junction. Phys. Rev. Lett.,74,(1995),162- H. Takayanagi, J. B. Hansen, and J. Nitta Superconducting three-terminal devices using an InAs-based two-dimensional electron gas. Jpn. J. Appl. Phys.,34,(1995),1391- H. Takayanagi, T. Akazaki, J. Nitta, and T. Enoki Interference effects on the critical current in a clean-limit superconductor normal-metal superconductor junction. Phys. Rev.,B51,(1995),1374- H. Takayanagi, T. Akazaki, and J. Nitta Superior confinement of two-dimensional electron gas in an InAlAs/InGaAs modulation-doped structure by inserting a strained InAs quantum well. Proceedings of 7th International Conference on Indium Phosphide and Related Materials,(1995) T. Akazaki, J. Nitta, H. Takayanagi, T. Enoki, and K. Arai Improving the mobility of an InAlAs/InGaAs inverted modulation-doped structure by inserting InAs quantum well. Appl. Phys. Lett.,65,(1994),1263- T. Akazaki, J. Nitta, H. Takayanagi, T. Enoki, and K. Arai Magnetic-field dependence of Andreev reflection in a clean Nb-InAs-Nb junction. Phys. Rev.,B49,(1994),3659- J. Nitta, T. Akazaki, and H. Takayanagi Mesoscopic fluctuations in the critical current in InAs-coupled Josephson junctions. Physica B,203,(1994),291- H. Takayanagi, J. B. Hansen ,and J. Nitta Anomalous magnetic field dependence of differential resistance in a superconducting Nb-InAs-Nb junction. Physica B,194/196,(1994),1757- J. Nitta, T. Akazaki, and H. Takayanagi Elastic scattering and the current-voltage characteristics of superconducting Nb-InAs-Nb junctions. Appl. Phys. Lett.,63,(1993),2555- Niko van der Post, J. Nitta, and H. Takayanagi Superconducting structures on narrow-gap semiconductors. Semicond. Sci. Technol,8,(1993),S431- H. Takayanagi, T. Akazaki, and J. Nitta Transport Properties in an InAs-inserted-channel InGaAs/InAlAs Heterostructure Coupled Superconducting Junction. Physical Review B,46,(1992),14286- J. Nitta, T. Akazaki, H. Takayanagi, and K. Arai Transport in Semiconductor-coupled superconducting structures. Proceedings of the1st International Workshop on Quantum Functional Devices,(1992) H. Takayanagi, J. Nitta, and T. Akazaki Sub-energygap structures in a Nb/InAs/Nb junction. Single-Electron Tunneling and Mesoscopic Devices,Springer Series in Electronics and Photonics 31,(1992),295- J. Nitta, H. Nakano, T. Akazaki, and H. Takayanagi Thickness dependence of Cooperon lifetime in quasi-two-dimensional InAs film. Solid State Commun.,80,(1991),251- H. Nakano, T. Akazaki, J. Nitta, and H. Takayanagi Single-crystal growth of Nb films onto molecular beam epitaxy grown (001) InAs. Appl. Phys. Lett.,59,(1991),2037- T. Akazaki, J. Nitta, and H. Takayanagi Epitaxial InAs-coupling superconducting junction. J. Appl. Phys.,66,(1989),6121- T. Akazaki, T. Kawakami, and J. Nitta Abnormal threshold properties of fluxon propagation in a resistively coupled Josephson transmission line. Phys. Rev.,B35,(1987),4767- J. Nitta, and A. Matsuda Control of soliton propagation in a Josephson transmission line. Superconductivity Electronics,(1987) A. Matsuda, and J. Nitta Localization and proximity effect in an InAs inversion layer coupled superconducting junction. Anderson Localization,Springer-Verlag,(1987),223- J. Nitta and T. Kawakami ジョセフソン線路におけるソリトン. 月刊フィジクス ”ソリトン物理学”,6, (1985), 109- 新田淳作、松田梓 Fluxon threshold properties on a resistively coupled Josephson transmission line. Appl. Phys. Lett.,44,(1984),808- J. Nitta, A. Matsuda, and T. Kawakami A Josephson adder employing high-gain direct-coupled logic gate. IEEE ED,31,(1984),983- K. Hohkawa, J. Nitta, and A. Ishida Propagation properties in a well damped Josephson transmission line. J. Appl. Phys.,55,(1984),2758- J. Nitta, A. Matsuda, and T. Kawakami Soliton propagation properties in a Josephson transmission line. Dynamical Problems in Soliton Systems (Springer-Verlag),(1984),262- J. Nitta, and A. Matsuda ジョセフソン線路における磁束量子の挙動. 物性研究,42, (1984), 403- 新田淳作、松田梓、川上剛司 A new simple configuration for a wide margin Josephson adder using high gain direct coupled gate. Jpn. J. Appl. Phys.,22,(1983),669- K. Hohkawa, J. Nitta, and A. Ishida Direct coupled Josephson exclusively OR gate with a high gain and a wide margin. Electronics Letters,19,(1983),223- J. Nitta, K. Hohkawa, and A. Ishida A logic family utilizing novel current injection Josephson switching gates of resistance bridge configuration. Proceedings of Symposium on Superconductive Quantum Electronics,(1983) M. Okada, K. Hohkawa, J. Nitta, and A. Ishida 神経興奮モデル解析の一方法. Trans. IECE 64A,64A,(1981),707- K. Toko, J. Nitta, K. Urahama, and K. Yamafuji Dynamic aspect of a phase transition in DOPH-millipore membranes. J. Phys. Soc. Jpn.,50,(1981),1343- K. Toko, J. Nitta and K. Yamafuji A reductive perturbation approach to hard-mode instability of inverted-type bifurcations. Prog. Theor. Phys.,66,(1981),143- K. Yamafuji, K. Toko, J. Nitta, and K. Urahama