Superconducting digital electronics. - Hisao Hayakawa; Nobuyuki Yoshikawa; Shinichi Yorozu; Akira Fujimaki (Proc. IEEE, 2004)

Development of Passive Interconnection Technology for SFQ Circuits. - Yoshihito Hashimoto; Shinichi Yorozu; Yoshio Kameda; Akira Fujimaki; Hirotaka Terai; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2005)

Superconductive Single-Flux-Quantum Circuit/System Technology and 40Gb/s Switch System Demonstration. - Yoshihito Hashimoto; Shuichi Nagasawa; Tetsuro Satoh; Kenji Hinode; Hideo Suzuki; Toshiyuki Miyazaki; Mutsuo Hidaka; Nobuyuki Yoshikawa; Hirotaka Terai; Akira Fujimaki (ISSCC, 2008)

Direct measurements of propagation delay of single-flux-quantum circuits by time-to-digital converters. - Kazunori Nakamiya; Nobuyuki Yoshikawa; Akira Fujimaki; Hirotaka Terai; Yoshihito Hashimoto (IEICE Electron. Express, 2008)

Bit-Serial Single Flux Quantum Microprocessor CORE. - Akira Fujimaki; Masamitsu Tanaka; Takahiro Yamada; Yuki Yamanashi; Heejoung Park; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2008)

Proposal of a Desk-Side Supercomputer with Reconfigurable Data-Paths Using Rapid Single-Flux-Quantum Circuits. - Naofumi Takagi; Kazuaki J. Murakami; Akira Fujimaki; Nobuyuki Yoshikawa; Koji Inoue; Hiroaki Honda (IEICE Trans. Electron., 2008)

Design of fast digit-serial adders using SFQ logic circuits. - Heejoung Park; Yuki Yamanashi; Nobuyuki Yoshikawa; Masamitsu Tanaka; Akira Fujimaki (IEICE Electron. Express, 2009)

Access time measurement of 64-kb Josephson-CMOS hybrid memories using SFQ time-to-digital converter. - Yuji Okamoto; Hyunjoo Jin; Kenta Yaguchi; Yuki Yamanashi; Nobuyuki Yoshikawa (IEICE Electron. Express, 2010)

Statistical Evaluation of a Superconductive Physical Random Number Generator. - Tatsuro Sugiura; Yuki Yamanashi; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2010)

Design and Implementation of RSFQ Microwave Choppers for the Superconducting Quantum-Computing System. - Naoki Takeuchi; Yuki Yamanashi; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2010)

100 GHz Demonstrations Based on the Single-Flux-Quantum Cell Library for the 10 kA/cm2 Nb Multi-Layer Process. - Yuki Yamanashi; Toshiki Kainuma; Nobuyuki Yoshikawa; Irina Kataeva; Hiroyuki Akaike; Akira Fujimaki; Masamitsu Tanaka; Naofumi Takagi; Shuichi Nagasawa; Mutsuo Hidaka (IEICE Trans. Electron., 2010)

Foreword. - Nobuyuki Yoshikawa (IEICE Trans. Electron., 2011)

Reversible Computing Using Adiabatic Superconductor Logic. - Naoki Takeuchi; Yuki Yamanashi; Nobuyuki Yoshikawa (RC, 2014)

Large-Scale Integrated Circuit Design Based on a Nb Nine-Layer Structure for Reconfigurable Data-Path Processors. - Akira Fujimaki; Masamitsu Tanaka; Ryo Kasagi; Katsumi Takagi; Masakazu Okada; Yuhi Hayakawa; Kensuke Takata; Hiroyuki Akaike; Nobuyuki Yoshikawa; Shuichi Nagasawa; Kazuyoshi Takagi; Naofumi Takagi (IEICE Trans. Electron., 2014)

A Reconfigurable Data-Path Accelerator Based on Single Flux Quantum Circuits. - Hiroshi Kataoka; Hiroaki Honda; Farhad Mehdipour; Nobuyuki Yoshikawa; Akira Fujimaki; Hiroyuki Akaike; Naofumi Takagi; Kazuaki J. Murakami (IEICE Trans. Electron., 2014)

Nb 9-Layer Fabrication Process for Superconducting Large-Scale SFQ Circuits and Its Process Evaluation. - Shuichi Nagasawa; Kenji Hinode; Tetsuro Satoh; Mutsuo Hidaka; Hiroyuki Akaike; Akira Fujimaki; Nobuyuki Yoshikawa; Kazuyoshi Takagi; Naofumi Takagi (IEICE Trans. Electron., 2014)

Design and High-Speed Demonstration of Single-Flux-Quantum Bit-Serial Floating-Point Multipliers Using a 10kA/cm2 Nb Process. - Xizhu Peng; Yuki Yamanashi; Nobuyuki Yoshikawa; Akira Fujimaki; Naofumi Takagi; Kazuyoshi Takagi; Mutsuo Hidaka (IEICE Trans. Electron., 2014)

Design and Demonstration of a Single-Flux-Quantum Multi-Stop Time-to-Digital Converter for Time-of-Flight Mass Spectrometry. - Kyosuke Sano; Yuki Yamanashi; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2014)

Design and Evaluation of Magnetic Field Tolerant Single Flux Quantum Circuits for Superconductive Sensing Systems. - Yuki Yamanashi; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2014)

50 GHz Demonstration of an Integer-Type Butterfly Processing Circuit for an FFT Processor Using the 10 kA/cm2 Nb Process. - Yosuke Sakashita; Yuki Yamanashi; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2015)

High-speed demonstration of low-power 1 k-bit shift-register memories using LR-biasing SFQ circuits. - Toshihiro Takahashi; Ryo Numaguchi; Yuki Yamanashi; Nobuyuki Yoshikawa (IEICE Electron. Express, 2016)

Inductance and Current Distribution Extraction in Nb Multilayer Circuits with Superconductive and Resistive Components. - Coenrad J. Fourie; Naoki Takeuchi; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2016)

Majority Gate-Based Feedback Latches for Adiabatic Quantum Flux Parametron Logic. - Naoki Tsuji; Naoki Takeuchi; Yuki Yamanashi; Thomas Ortlepp; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2016)

30GHz Operation of Single-Flux-Quantum Arithmetic Logic Unit Implemented by Using Dynamically Reconfigurable Gates. - Yuki Yamanashi; Shohei Nishimoto; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2016)

Recurrent neural network-based fault detector for aileron failures of aircraft. - Nobuyuki Yoshikawa; Nacim Belkhir; Sinji Suzuki (ASCC, 2017)

Combined Fault Detection, Isolation, and Control: Propulsion Controlled Aircraft in Case of Elevator Failure. - Ryoichi Takase; Nobuyuki Yoshikawa; Shinji Suzuki (CCTA, 2018)

Thermally Assisted Superconductor Transistors for Josephson-CMOS Hybrid Memories. - Kyosuke Sano; Masato Suzuki; Kohei Maruyama; Soya Taniguchi; Masamitsu Tanaka; Akira Fujimaki; Masumi Inoue; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2018)

Recent Progress on Reversible Quantum-Flux-Parametron for Superconductor Reversible Computing. - Naoki Takeuchi; Yuki Yamanashi; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2018)

A Majority Logic Synthesis Framework for Adiabatic Quantum-Flux-Parametron Superconducting Circuits. - Ruizhe Cai; Olivia Chen; Ao Ren; Ning Liu 007; Caiwen Ding; Nobuyuki Yoshikawa; Yanzhi Wang (ACM Great Lakes Symposium on VLSI, 2019)

A Buffer and Splitter Insertion Framework for Adiabatic Quantum-Flux-Parametron Superconducting Circuits. - Ruizhe Cai; Olivia Chen; Ao Ren; Ning Liu 007; Nobuyuki Yoshikawa; Yanzhi Wang (ICCD, 2019)

A stochastic-computing based deep learning framework using adiabatic quantum-flux-parametron superconducting technology. - Ruizhe Cai; Ao Ren; Olivia Chen; Ning Liu 007; Caiwen Ding; Xuehai Qian; Jie Han 001; Wenhui Luo; Nobuyuki Yoshikawa; Yanzhi Wang (ISCA, 2019)

IDE Development, Logic Synthesis and Buffer/Splitter Insertion Framework for Adiabatic Quantum-Flux-Parametron Superconducting Circuits. - Ruizhe Cai; Xiaolong Ma; Olivia Chen; Ao Ren; Ning Liu 007; Nobuyuki Yoshikawa; Yanzhi Wang (ISVLSI, 2019)

Advanced Direct Synthesis Approach for High Selectivity In-Line Topology Filters Comprising $N$ - 1 Adjacent Frequency-Variant Couplings. - Yuxing He; Giuseppe Macchiarella; Zhewang Ma; Liguo Sun; Nobuyuki Yoshikawa (IEEE Access, 2019)

Systematic method to evaluate energy dissipation in adiabatic quantum-flux-parametron logic. - Taiki Yamae; Naoki Takeuchi; Nobuyuki Yoshikawa (CoRR, 2019)

A Stochastic-Computing based Deep Learning Framework using Adiabatic Quantum-Flux-Parametron SuperconductingTechnology. - Ruizhe Cai; Ao Ren; Olivia Chen; Ning Liu 007; Caiwen Ding; Xuehai Qian; Jie Han 001; Wenhui Luo; Nobuyuki Yoshikawa; Yanzhi Wang (CoRR, 2019)

Superconducting Digital Electronics for Controlling Quantum Computing Systems. - Nobuyuki Yoshikawa (IEICE Trans. Electron., 2019)

ASAP: An Analytical Strategy for AQFP Placement. - Yi-Chen Chang; Hongjia Li; Olivia Chen; Yanzhi Wang; Nobuyuki Yoshikawa; Tsung-Yi Ho (ICCAD, 2020)

MANA: A Monolithic Adiabatic iNtegration Architecture Microprocessor using 1.4zJ/op Superconductor Josephson Junction Devices. - Christopher L. Ayala; Tomoyuki Tanaka; Ro Saito; Mai Nozoe; Naoki Takeuchi; Nobuyuki Yoshikawa (VLSI Circuits, 2020)

Stability-Certified Reinforcement Learning via Spectral Normalization. - Ryoichi Takase; Nobuyuki Yoshikawa; Toshisada Mariyama; Takeshi Tsuchiya (CoRR, 2020)

Towards AQFP-Capable Physical Design Automation. - Hongjia Li; Mengshu Sun; Tianyun Zhang; Olivia Chen; Nobuyuki Yoshikawa; Bei Yu 001; Yanzhi Wang; Yibo Lin (DATE, 2021)

Adiabatic quantum-flux-parametron with delay-line clocking: logic gate demonstration and phase skipping operation. - Taiki Yamae; Naoki Takeuchi; Nobuyuki Yoshikawa (CoRR, 2021)

Planarized Nb 4-Layer Fabrication Process for Superconducting Integrated Circuits and Its Fabricated Device Evaluation. - Shuichi Nagasawa; Masamitsu Tanaka; Naoki Takeuchi; Yuki Yamanashi; Shigeyuki Miyajima; Fumihiro China; Taiki Yamae; Koki Yamazaki; Yuta Somei; Naonori Sega; Yoshinao Mizugaki; Hiroaki Myoren; et al. (IEICE Trans. Electron., 2021)

MANA: A Monolithic Adiabatic iNtegration Architecture Microprocessor Using 1.4-zJ/op Unshunted Superconductor Josephson Junction Devices. - Christopher L. Ayala; Tomoyuki Tanaka; Ro Saito; Mai Nozoe; Naoki Takeuchi; Nobuyuki Yoshikawa (IEEE J. Solid State Circuits, 2021)

TAAS: a timing-aware analytical strategy for AQFP-capable placement automation. - Peiyan Dong; Yanyue Xie; Hongjia Li; Mengshu Sun; Olivia Chen; Nobuyuki Yoshikawa; Yanzhi Wang (DAC, 2022)

A Neural Network Processing Unit Using Adiabatic Quantum-Flux-Parametron Superconducting Technology. - Mengmeng Wang 006; Olivia Chen; Nobuyuki Yoshikawa (GCCE, 2022)

A Study on the Efficient Design of Adders Using Adiabatic Quantum-Flux-Parametron Circuits. - Tomoharu Yamauchi; Hao San; Nobuyuki Yoshikawa; Olivia Chen (GCCE, 2022)

Safe multi-agent motion planning via filtered reinforcement learning. - Abraham P. Vinod; Sleiman Safaoui; Ankush Chakrabarty; Rien Quirynen; Nobuyuki Yoshikawa; Stefano Di Cairano (ICRA, 2022)

Estimating Bounded Uncertain Model for Stability-Certified Reinforcement Learning. - Ryoichi Takase; Nobuyuki Yoshikawa; Takeshi Tsuchiya (SICE, 2022)

Design and Implementation of Stochastic Neural Networks Using Superconductor Quantum-Flux-Parametron Devices. - Olivia Chen; Yanzhi Wang; Renyuan Zhang; Nobuyuki Yoshikawa (SOCC, 2022)

Low-Latency Adiabatic Quantum-Flux-Parametron Circuit Integrated With a Hybrid Serializer/Deserializer. - Yuki Hironaka; Taiki Yamae; Christopher L. Ayala; Nobuyuki Yoshikawa; Naoki Takeuchi (IEEE Access, 2022)

A High-Speed Interface Based on a Josephson Latching Driver for Adiabatic Quantum-Flux-Parametron Logic. - Fumihiro China; Naoki Takeuchi; Hideo Suzuki; Yuki Yamanashi; Hirotaka Terai; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2022)

Adiabatic Quantum-Flux-Parametron: A Tutorial Review. - Naoki Takeuchi; Taiki Yamae; Christopher L. Ayala; Hideo Suzuki; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2022)

A 16-Bit Parallel Prefix Carry Look-Ahead Kogge-Stone Adder Implemented in Adiabatic Quantum-Flux-Parametron Logic. - Tomoyuki Tanaka; Christopher L. Ayala; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2022)

Adiabatic Quantum-Flux-Parametron with Delay-Line Clocking Using Square Excitation Currents. - Taiki Yamae; Naoki Takeuchi; Nobuyuki Yoshikawa (IEICE Trans. Electron., 2022)

Performance Assessment of an Extremely Energy-Efficient Binary Neural Network Using Adiabatic Superconductor Devices. - Olivia Chen; Zhengang Li; Tomoharu Yamauchi; Yanzhi Wang; Nobuyuki Yoshikawa (AICAS, 2023)

A Global Optimization Algorithm for Buffer and Splitter Insertion in Adiabatic Quantum-Flux-Parametron Circuits. - Rongliang Fu; Mengmeng Wang 006; Yirong Kan; Nobuyuki Yoshikawa; Tsung-Yi Ho; Olivia Chen (ASP-DAC, 2023)

BOMIG: A Majority Logic Synthesis Framework for AQFP Logic. - Rongliang Fu; Junying Huang; Mengmeng Wang 006; Nobuyuki Yoshikawa; Bei Yu 001; Tsung-Yi Ho; Olivia Chen (DATE, 2023)

Exact Logic Synthesis for Reversible Quantum-Flux-Parametron Logic. - Rongliang Fu; Olivia Chen; Nobuyuki Yoshikawa; Tsung-Yi Ho (ICCAD, 2023)

DLPlace: A Delay-Line Clocking-Based Placement Framework for AQFP Circuits. - Rongliang Fu; Olivia Chen; Bei Yu 001; Nobuyuki Yoshikawa; Tsung-Yi Ho (ICCAD, 2023)

SupeRBNN: Randomized Binary Neural Network Using Adiabatic Superconductor Josephson Devices. - Zhengang Li; Geng Yuan; Tomoharu Yamauchi; Masoud Zabihi; Yanyue Xie; Peiyan Dong; Xulong Tang; Nobuyuki Yoshikawa; Devesh Tiwari; Yanzhi Wang; Olivia Chen (MICRO, 2023)

Design and Implementation of an FFT-Based Neural Network Accelerator Using Rapid Single-Flux-Quantum Technology. - Olivia Chen; Yanzhi Wang; Fei Ke; Nobuyuki Yoshikawa (NEWCAS, 2023)

Gain Penalty for Stability-Guaranteed Reinforcement Learning via Small Gain Theorem. - Nobuyuki Yoshikawa; Ryoichi Takase (SICE, 2023)

A Josephson Parametric Oscillator-Based Ising Machine. - Sasan Razmkhah; Mehdi Kamal; Nobuyuki Yoshikawa; Massoud Pedram (CoRR, 2023)

Safe multi-agent motion planning under uncertainty for drones using filtered reinforcement learning. - Sleiman Safaoui; Abraham P. Vinod; Ankush Chakrabarty; Rien Quirynen; Nobuyuki Yoshikawa; Stefano Di Cairano (CoRR, 2023)

Aircraft Approach Management Using Reachability and Dynamic Programming. - Abraham P. Vinod; Sachiyo Yamazaki; Ankush Chakrabarty; Nobuyuki Yoshikawa; Stefano Di Cairano (ACC, 2024)

SuperFlow: A Fully-Customized RTL-to-GDS Design Automation Flow for Adiabatic Quantum- Flux - Parametron Superconducting Circuits. - Yanyue Xie; Peiyan Dong; Geng Yuan; Zhengang Li; Masoud Zabihi; Chao Wu 006; Sung-En Chang; Xufeng Zhang; Xue Lin 001; Caiwen Ding; Nobuyuki Yoshikawa; Olivia Chen; et al. (DATE, 2024)

Multi-GHz Zeptojoule Computing Using Emerging Adiabatic Superconductor Circuits. - Christopher L. Ayala; Nobuyuki Yoshikawa; Yu Hoshika; Yuto Omori (ISVLSI, 2024)

Implementation of Bayesian Network Based on Ultra-High-Speed Superconductor Random Number Generators. - Rikuo Yamanaka; Nobuyuki Yoshikawa; Yuki Yamanashi (IEEE Access, 2024)

Extremely Energy-Efficient Non-Linear Function Approximation Framework Using Stochastic Superconductor Devices. - Olivia Chen; Renyuan Zhang; Wenhui Luo; Yanzhi Wang; Nobuyuki Yoshikawa (IEEE Trans. Emerg. Top. Comput., 2024)

Safe Multiagent Motion Planning Under Uncertainty for Drones Using Filtered Reinforcement Learning. - Sleiman Safaoui; Abraham P. Vinod; Ankush Chakrabarty; Rien Quirynen; Nobuyuki Yoshikawa; Stefano Di Cairano (IEEE Trans. Robotics, 2024)

Decentralized, Safe, Multiagent Motion Planning for Drones Under Uncertainty via Filtered Reinforcement Learning. - Abraham P. Vinod; Sleiman Safaoui; Tyler H. Summers; Nobuyuki Yoshikawa; Stefano Di Cairano (IEEE Trans. Control. Syst. Technol., 2024)

Buffer and Splitter Insertion for Adiabatic Quantum-Flux-Parametron Circuits. - Rongliang Fu; Mengmeng Wang 006; Yirong Kan; Olivia Chen; Nobuyuki Yoshikawa; Bei Yu 001; Tsung-Yi Ho (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2025)

Efficient Cartesian Genetic Programming-Based Automatic Synthesis Framework for Reversible Quantum-Flux-Parametron Logic Circuits. - Rongliang Fu; Robert Wille; Nobuyuki Yoshikawa; Tsung-Yi Ho (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2025)