Publications
FY 2019
Conferences
International conference
| 51 | M. Natsui, T. Chiba, and T. Hanyu, "Impact of nonvolatile-logic design techniques for spintronics-based edge AI computing", The 8th RIEC International Symposium on Brain Functions and Brain Computer, Sendai, Japan, 2020/2/13. |
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| 50 | M. Kohda, T. Okayasu, and J. Nitta, "Adiabatic spin rotation by using spin-momentum locking in two-dimensional Rashba sytem", The 3rd Symposium for The Core Research Clusters for Materials Science and Spintronics, Sendai, Japan, 2020/2/10. |
| 49 | G. Yamagishi, M. Natsui, and T. Hanyu, "Design of a Resilient Nonvolatile Flip-Flop with Common-Mode Write Error Detection", The 3rd Symposium for The Core Research Clusters for Materials Science and Spintronics, Sendai International Center, Sendai, Japan, 2020/2/10. |
| 48 | T. Saino, S. Kanai, M. Shinozaki, B. Jinnai, H. Sato, S. Fukami, and H. Ohno, "Write-error rate of nanoscale magnetic tunnel junctions in the precessional regime", The 3rd Symposium for The Core Research Clusters for Materials Science and Spintronics, Sendai International Center, Sendai, Japan, 2020/2/10. |
| 47 | H. Naganuma. T. Shiraishi, T. Kiguchi, S. Ikeda, T. Endoh, "Structural charactarization of MgO barrier in magnetic tunnel junctions using scanning tunneling electron microscopy", The 3rd Symposium for The Core Research Clusters for Materials Science and Spintronics, Sendai International Center, Sendai, Japan, 2020/2/10. |
| 46 | T. V. A. Nguyen, H. Sato, S. Fukami, Y. Saito, S. Hashi, S. Ikeda, T. Endoh, and Y. Endo, "Modification of Gilbert damping constant at TaOx/CoFeB interface", The 3rd Symposium for The Core Research Clusters for Materials Science and Spintronics, Sendai International Center, Sendai, Japan, 2020/2/10. |
| 45 | Y. Endo, T. V. A. Nguyen, H. Sato, S. Ikeda, and T. Endoh, "Study on the in-plane and out-of-plane effective damping constant in amorphous Co-Fe-B thin films", The 3rd Symposium for The Core Research Clusters for Materials Science and Spintronics, Sendai International Center, Sendai, Japan, 2020/2/10. |
| 44 | H. Shen, and T. Endoh, "A Novel Cluster Validity Index using Global Separation and Local Dispersion for High Accuracy Image Classification", The 3rd Symposium for The Core Research Clusters for Materials Science and Spintronics, Sendai International Center, Sendai, Japan, 2020/2/9. |
| 43 | K. Nagashio, K. Taniguchi, and N. Fang, "Direct observation of electron capture & emission processes by the time domain charge pumping measurement of MoS2 FET" Materials Research Meeting 2019, Yokohama, Japan, 2019/12/13. |
| 42 | H. Honjo, A. Nguyen Thi Van, T. Watanabe, T. Nasuno, C. Zhang, T. Tanigawa, S. Miura, H. Inoue, M. Niwa, T. Yoshizuka, Y. Noguchi, M. Yasuhira, A. Tamakoshi, M. Natsui, Y. Ma, H. Koike, Y. Takahashi, K. Furuya, H. Shen, S. Fukami, H. Sato, S. Ikeda, T. Hanyu, H. Ohno, T. Endoh, "First demonstration of field-free SOT-MRAM with 0.35 ns write speed and 70 thermal stability under 400℃ thermal tolerance by canted SOT structure and its advanced patterning/SOT channel technology", 2019 IEEE International Electron Devices Meeting (IEDM2019), San Francisco, CA, USA, 2019/12/11. |
| 41 | K. Nishioka, H. Honjo, S. Ikeda, T. Watanabe, S. Miura, H. Inoue, T. Tanigawa, Y. Noguchi, M. Yasuhira, H. Sato, and T. Endoh, "Proposal of quad-interface MTJ technology with high performance and its demonstration", Special MRAM poster session IEDM 2019, San Francisco, CA, USA, 2019/12/11. |
| 40 | M. Shinozaki, J. Igarashi, J. Llandro, H. Sato, S. Fukami and H. Ohno, "Ferromagnetic resonance and current induced magnetization switching in nanoscale CoFeB/MgO magnetic tunnel junctions", 17th RIEC International Workshop on Spintronics and 10th JSPS Core-to-Core Workshop on “New-Concept Spintronic Devices”, Tohoku University, Sendai, Japan, 2019/12/5. |
| 39 | C. Zhang, Y. Takeuchi, S. Fukami and H. Ohno, "Magnetization reversal via the combination of spin-orbit torque and spin-transfer torque in sub-ns region", 17th RIEC International Workshop on Spintronics and 10th JSPS Core-to-Core Workshop on “New-Concept Spintronic Devices”, Tohoku University, Sendai, Japan, 2019/12/5. |
| 38 | S. DuttaGupta, R. Itoh, S. Fukami and H. Ohno, "Antiferromagnet layer thickness dependence of spin-Hall magnetoresistance in PtMn/Pt metallic heterostructures", 17th RIEC International Workshop on Spintronics and 10th JSPS Core-to-Core Workshop on “New-Concept Spintronic Devices”, Tohoku University, Sendai, Japan, 2019/12/5. |
| 37 | K. Furuya, Y. Takeuchi, B. Jinnai, S. Fukami, and H. Ohno, "Large spin orbit torque in W/CoFeB/MgO with high W resistivity", 17th RIEC International Workshop on Spintronics and 10th JSPS Core-to-Core Workshop on “New-Concept Spintronic Devices”, Tohoku University, Sendai, Japan, 2019/12/5. |
| 36 | R. Arakawa, N. Onizawa, J.-P. Diguet, and T. Hanyu, "Multi-Context TCAM Based Selective Computing Architecture for a Low-Paper NN", The 26th IEEE International Conference on Electronics Circuits and Systems (ICECS 2019), Genova, Italy, 2019/11/27. |
| 35 | M. Kohda, T. Okayasu, and J. Nitta, "Adiabatic spin rotation by using spin-momentum locking in a two-dimensional Rashba system", JSPS Core-toCore seminar, Sendai, Japan, 2019/11/21. |
| 34 | Y. Yajima, H. Kageshima, K. Shiraishi, and T. Endoh, "Pressure and SiO cooperative effect on diffusivity in Si oxide", 2019 International Workshop on Dielectric Thin Films for Future Electron Devices -- Science and Technology (2019 IWDTF), Tokyo, 20019/11/18. |
| 33 | J. Wang, T. Koike, M. Oogane, M. Tsunoda and Y. Ando, "Investigation of Electrical Spin Injection into GaAs Using Co2Fe0.4Mn0.6Si Heusler Alloy", 64th Annual Conference on Magnetism and Magnetic Materials (MMM2019), Las Vegas, USA, 2019/11/7. |
| 32 | L. Yu, M. Oogane, M. Tsunoda and Y. Ando, "L10-(MnCo)Al thin film with high perpendicular magnetic anisotropy grown on Pt seed layer", 64th Annual Conference on Magnetism and Magnetic Materials (MMM2019), Las Vegas, USA, 2019/11/7. |
31 | Y. Saito, N. Tezuka, S. Ikeda, H. Sato and T. Endoh, "Spin Hall effect investigated by spin Hall magnetoresistance in Pt100 - xAux/CoFeB/MgO systems", 64th Annual Conference on Magnetism and Magnetic Materials (MMM2019), Las Vegas, Nevada, USA, 2019/11/7. |
| 30 | H. Honjo, S. Ikeda, H. Sato, M. Yasuhira, and T. Endoh, "Effect of cap material on thermal tolerance in a structure with MgO/CoFeB-based free layer/MgO/cap layer", 64th Annual Conference on Magnetism and Magnetic Materials (MMM2019), Las Vegas, Nevada, USA, 2019/11/7. |
| 29 | T. V. A. Nguyen, Y. Shiratsuchi, H. Sato, S. Ikeda, T. Endoh, and Y. Endo, "Dynamic magnetic property in Pt/Co/Cr2O3/Pt stack films with perpendicular magnetic anisotropy", 64th Annual Conference on Magnetism and Magnetic Materials (MMM2019), Las Vegas, Nevada, USA, 2019/11/6. |
| 28 | Z. Jin, Y. Wang, M. Oogane and Y. Ando, "Investigation of low-frequency noise dependent on serial MTJs with various junction areas", 64th Annual Conference on Magnetism and Magnetic Materials (MMM2019), Las Vegas, Nevada, USA, 2019/11/6. |
| 27 | T. Ogasawara, M. Oogane, M. Tsunoda, Y. Ando, "Second order interfacial magnetic anisotropy for MgO/CoFeB/Ta films", 64th Annual Conference on Magnetism and Magnetic Materials (MMM2019), Las Vegas, Nevada, USA, 2019/11/5. |
| 26 | K. Kawakatsu, Y. Ishii, Y. Hata, Y. Saito, K. Nakamura, K. Nagaoka, T. Sonoda, T. Tatsuishi, T. Teraji, S. Onoda, T. Higuch, K. Yamada, T. Ohshima, T. Shinada, H. Kawarada, W. Kada, O. Hanaizumi, J. Isoya and T. Tanii, "Self-align fabrication of nano-reservoir with NV center in diamond surface for nuclear magnetic resonance of small molecules", 32nd International Microprocesses and Nanotechnology Conference, International Conference Center Hiroshima, Hiroshima, Japan, 2019/10/31. |
| 25 | R. Tamura, N. Watanabe, S. Sato, H. Koike, H. Sato, S. Ikeda, and T. Endoh, "A novel memory test system with an electromagnet for STT-MRAM testing", Non-Volatile Memory Technology Symposium 2019 (NVMTS 2019) , Durham, North Carolina, USA, 2019/10/28. |
| 24 | E. Prati, T. Shinada and T. Tanii, "Single atom silicon devices for quantum technologies: from nanoelectronics to optics", Single Photon Workshop 2019, Milano, Italy, 2019/10/22. |
| 23 | M. Natsui and T. Hanyu, "MTJ-Based Nonvolatile Ternary Logic Gate for Quantized Convolutional Neural Networks", IEEE SOI-3D-Subthreshold Microelectronics Technology Unified Conference, San Jose, USA, 2019/10/14. |
| 22 | N. Higashitarumizu, "All-2D Flexible Device with Piezoelectric Layered Materials for Highly Sensitive Sensor and Generator Applications", Recent Progress in Graphene Research (RPGR), Shimane, Japan, 2019/10/8. |
| 21 | K. Nakamura, "Selection Mechanism of Band Alignment in 2D p+/n Tunnel FET", Recent Progress in Graphene Research (RPGR), Shimane, Japan, 2019/10/8. |
| 20 | J. Igarashi, S. Kanai, M. Shinozaki, J. Llandro, H. Sato, S. Fukami, and H. Ohno, "Magnetic-field angle dependence of coercivity with and without bias current in nanoscale magnetic tunnel junctions", Workshop Spintronic Tohoku-Mainz Lorraine 2019, Lorraine University, Nancy, France, 2019/9/19. |
| 19 | T. Dohi, S. DuttaGupta, S. Fukami and H. Ohno, "Dzyaloshinskii-Moriya interaction and domain wall chirality in W/(Co)FeB/MgO systems", Purdue-Tohoku Spintronics Workshop II, Purdue University, IN, USA, 2019/9/11. |
| 18 | W. A. Borders, S. Fukami and H. Ohno, "Demonstration of associative memory using spin-orbit torque artificial synapse", Purdue-Tohoku Spintronics Workshop II, Purdue University, IN, USA, 2019/9/11. |
| 17 | D. Suzuki and T. Hanyu, "Design of an Energy-Efficient Controller for Realizing a Data-Shift-Minimized Nonvolatile FPGA", 2019 International Conference on Solid State Devices and Materials (SSDM2019), Nagoya University, Aichi, Japan, 2019/9/4. |
| 16 | Y. Ma, S. Miura, H. Honjo, S. Ikeda and T. Endoh, "An Ultra-Low-Power STT-MRAM-Based Multi-Core Associative Coprocessor with Inter-Core Pipeline Scheme for Large-Scale Full-Adaptive Nearest Pattern Search", 2019 International Conference on Solid State Devices and Materials (SSDM2019), Nagoya University, Aichi, Japan, 2019/9/4. |
| 15 | S. Moriya, H. Yamamoto, A. Hirano-Iwata, S. Kubota and S. Sato, "Quantitative Analysis of Dynamical Complexity in Cultured Neuronal Network Models for Reservoir Computing Applications", International Joint Conference on Neural Networks 2019, Hungary, 2019/7/17. |
| 14 | T. Suemitsu and I. Makabe, "Effective Schottky Barrier Height Model for Ga- and N-polar GaN by Polarization-Induced Surface Charges with Finite Depth", 13th International Conference on Nitride Semiconductors, Bellevue, WA, USA, 2019/7/9. |
| 13 | M. Noor Sam, Z. Jin, K. Fujiwara, M. Oogane, Y. Ando, "Magnetic Tunnel Junction Sensors in Bridge Circuit for Non-Destructive Testing Application", IEEE MAGNETIC FRONTIERS 2019 Magnetic Sensors, Lisbon, Portugal, 2019/6/26. |
| 12 | Z. Jin, M. Oogane, Y. Ando, "Detection of micro-tesla magnetic field by serial magnetic tunnel junctions with different aspect ratios of bottom free layer", IEEE MAGNETIC FRONTIERS 2019 Magnetic Sensors, Lisbon, Portugal, 2019/6/25. |
| 11 | T. Dohi, S. DuttaGupta, S. Fukami, and H. Ohno, "Chirality transition in Dzyaloshinskii-Moriya interaction and domain wall with varying ferromagnet thickness in heavy-metal/ferromagnet heterostructures", Tenth International School and Conference on Spintronics and Quantum Information Technology (SpintechX), Chicago, IL, USA, 2019/6/25. |
| 10 | Y. Saito, N. Tezuka, S. Ikeda, H. Sato and T. Endoh, "Spin Hall effect in β-phase and α-phase W100-xTax/CoFeB systems", 10th Internatinal Symposium on Metallic Multilayers (MML2019), Madrid, Spain, 2019/6/19. |
| 9 | S. DuttaGupta, R. Itoh, A. Kurenkov, S. Fukami, and H. Ohno, "Spin Hall Magnetoresistance in antiferromagnet/nonmagnet metallic structures", York-Tohoku-Kaiserslautern Research Symposium on “New-Concept Spintronics Devices”, University of York, UK, 2019/6/14. |
| 8 | C. Zhang, Y. Takeuchi, Y. Takahashi, S. Fukami, and H. Ohno, "Efficient control of magnetization utilizing spin-orbit torque and spin-transfer torque", York-Tohoku-Kaiserslautern Research Symposium on “New-Concept Spintronics Devices”, University of York, UK, 2019/6/14. |
| 7 | J. Igarashi, M. Shinozaki, J. Llandro, H. Sato, S. Fukami, and H. Ohno, "Size Dependence of the Influence of Edge Effects in Nanoscale Perpendicular-Anisotropy Magnetic Tunnel Junctions", York-Tohoku-Kaiserslautern Research Symposium on “New-Concept Spintronics Devices”, University of York, UK, 2019/6/13. |
| 6 | A. Kurenkov, S. DuttaGupta, C. Zhang, S. Fukami, Y. Horio, and H. Ohno, "Antiferromagnet/ferromagnet heterostructures for artificial neurons and synapses", York-Tohoku-Kaiserslautern Research Symposium on “New-Concept Spintronics Devices”, University of York, UK, 2019/6/12. |
| 5 | K. Nishioka, H. Honjo, S. Ikeda, T. Watanabe, S. Miura, H. Inoue, T. Tanigawa, Y. Noguchi, M. Yasuhira, H. Sato, and T. Endoh, "Novel Quad interface MTJ technology and its first demonstration with high thermal stability and switching efficiency for STT-MRAM beyond 2X nm", Symposia on VLSI Technology, Rihga Royal Hotel Kyoto, Kyoto, Japan, 2019/6/12. |
| 4 | E. Prati, M. Celebrano, L. Ghirardini, M. Finazzi, G. Ferrari, T. Shinada, K. Gi, Y. Chiba, A. Abdelghafar, M. Yano, and T. Tanii, "Resonant Photocurrent at 1550 nm in an Erbium Low-Doped Silicon Transistor at Room Temperature", 2019 Silicon Nanoelectronics Workshop, Kyoto, Japan, 2019/6/9. |
| 3 | T. Chiba, M. Natsui, and T. Hanyu, "Design of a Current-Mode Linear-Sum-Based Bitcounting Circuit with an MTJ-Based Compensator for Binarized Neural Networks", ISMVL2019, Fredericton, Canada, 2019/5/21. |
| 2 | M. Natsui and T. Hanyu, "Design of an MTJ-Based Fully-Nonvolatile Microcontroller LSI and Its Impact on IoT Applications", 28th International Workshop on Post-Binary ULSI Systems, New Brunswick, Canada, 2019/5/20. |
| 1 | K. Nagashio, "All solid-state 2D tunnel FET", Compound semiconductor week 2019 (CSW2019), Nara, Japan, 2019/5/19. |