Articles with public access mandates - Mitsuru TakenakaLearn more
Not available anywhere: 24
Low Operating Voltage, Improved Breakdown Tolerance, and High Endurance in Hf0.5Zr0.5O2 Ferroelectric Capacitors Achieved by Thickness Scaling Down to 4 …
K Toprasertpong, K Tahara, Y Hikosaka, K Nakamura, H Saito, ...
ACS Applied Materials & Interfaces 14 (45), 51137-51148, 2022
Mandates: Japan Science and Technology Agency
On the strong coupling of polarization and charge trapping in HfO2/Si-based ferroelectric field-effect transistors: overview of device operation and reliability
K Toprasertpong, M Takenaka, S Takagi
Applied Physics A 128 (12), 1114, 2022
Mandates: Japan Science and Technology Agency
Experimental demonstration of novel scheme of HZO/Si FeFET reservoir computing with parallel data processing for speech recognition
E Nako, K Toprasertpong, R Nakane, M Takenaka, S Takagi
2022 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and …, 2022
Mandates: Japan Science and Technology Agency
HZO scaling and fatigue recovery in FeFET with low voltage operation: Evidence of transition from interface degradation to ferroelectric fatigue
Z Cai, K Toprasertpong, M Takenaka, S Takagi
2023 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and …, 2023
Mandates: Japan Science and Technology Agency
Proposal of Low-Loss Non-Volatile Mid-Infrared Optical Phase Shifter Based on Ge2Sb2Te3S2
Y Miyatake, K Makino, J Tominaga, N Miyata, T Nakano, M Okano, ...
IEEE Transactions on Electron Devices 70 (4), 2106-2112, 2023
Mandates: Japan Science and Technology Agency
Low temperature formation of higher-k cubic phase HfO2 by atomic layer deposition on GeOx/Ge structures fabricated by in-situ thermal oxidation
R Zhang, PC Huang, N Taoka, M Yokoyama, M Takenaka, S Takagi
Applied Physics Letters 108 (5), 2016
Mandates: National Natural Science Foundation of China
Low-capacitance ultrathin InGaAs membrane photodetector on Si slot waveguide toward receiverless system
T Akazawa, D Wu, K Sumita, N Sekine, M Okano, K Toprasertpong, ...
IEEE Transactions on Electron Devices 69 (12), 7184-7189, 2022
Mandates: Japan Science and Technology Agency
Reservoir computing system with HZO/Si FeFETs in parallel configuration: experimental demonstration of speech classification
E Nako, K Toprasertpong, R Nakane, M Takenaka, S Takagi
IEEE Transactions on Electron Devices, 2023
Mandates: Japan Science and Technology Agency
Performance improvement in reservoir computing by using HfZrO2 FeFETs through operating voltage optimization
SY Min, K Toprasertpong, E Nako, R Nakane, M Takenaka, S Takagi
Japanese Journal of Applied Physics 63 (3), 03SP19, 2024
Mandates: Japan Science and Technology Agency
Understanding memory window of ferroelectric field-effect transistor under coexistence of charge trapping and ferroelectric polarization: violation of linear superposition
K Toprasertpong, M Takenaka, S Takagi
Japanese Journal of Applied Physics 63 (2), 02SP47, 2024
Mandates: Japan Science and Technology Agency
Photonic tensor core with low-insertion-loss, non-volatile Ge2Sb2Te3S2 intensity modulators
Y Miyatake, R Tang, K Makino, J Tominaga, N Miyata, M Okano, ...
49th European Conference on Optical Communications (ECOC 2023) 2023, 432-435, 2023
Mandates: Japan Science and Technology Agency
Low-power add-drop microring resonator switch with positive/negative phase tuning using InGaAsP/Si hybrid MOS phase shifter
Y Wakita, R Tang, H Tang, S Ohno, T Akazawa, Y Miyatake, S Monfray, ...
49th European Conference on Optical Communications (ECOC 2023) 2023, 322-325, 2023
Mandates: Japan Science and Technology Agency
Physical Reservoir Computing using HZO-based FeFETs for Edge-AI Applications
S Takagi, K Toprasertpong, E Nako, R Suzuki, SY Min, M Takenaka, ...
2023 International Electron Devices Meeting (IEDM), 1-4, 2023
Mandates: Japan Science and Technology Agency
Transparent in-line optical power monitor integrated with MOS optical phase shifter using InP/Si hybrid integration
T Akazawa, K Sumita, S Monfray, F Boeuf, K Toprasertpong, S Takagi, ...
49th European Conference on Optical Communications (ECOC 2023) 2023, 29-32, 2023
Mandates: Japan Science and Technology Agency
Reservoir computing utilizing ferroelectric-gate-insulator FETs and capacitors
S Takagi, K Toprasertpong, E Nako, Z Wang, R Suzuki, SY Min, ...
2023 International Conference on IC Design and Technology (ICICDT), 25-28, 2023
Mandates: Japan Science and Technology Agency
Record-low Loss Non-volatile Mid-infrared PCM Optical Phase Shifter based on Ge2 Sb2 Te3 S2
Y Miyatake, K Makino, J Tominaga, N Miyata, T Nakano, M Okano, ...
2022 International Electron Devices Meeting (IEDM), 19.1. 1-19.1. 4, 2022
Mandates: Japan Science and Technology Agency
Ge-on-insulator Platform for Mid-infrared Photonic Integrated Circuits
M Takenaka, Z Zhao, CP Ho, T Fujigaki, T Piyapatarakul, Y Miyatake, ...
ECS Transactions 109 (4), 47, 2022
Mandates: Japan Science and Technology Agency
Numerical evaluation of bandwidth and optical loss in InP-organic hybrid optical modulator with doping optimization
H Sakumoto, T Nakayama, Y Miyatake, K Toprasertpong, S Takagi, ...
Japanese Journal of Applied Physics 63 (2), 02SP52, 2024
Mandates: Japan Science and Technology Agency
Physical Understanding of HfZrO2/Si FeFET Memory and Its AI Applications
S Takagi, K Toprasertpong, Z Cai, E Nako, R Nakane, M Takenaka
ECS Transactions 112 (1), 65, 2023
Mandates: Japan Science and Technology Agency
Scalable Programmable Photonic Integrated Circuits by III-V/Si Hybrid Integration
M Takenaka, H Tang, K Watanabe, T Ochiai, T Akazawa, M Fujita, C Chai, ...
Integrated Photonics Research, Silicon and Nanophotonics, IM3A. 1, 2023
Mandates: Japan Science and Technology Agency
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