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Adiabatic Quantum-Flux-Parametron (AQFP) is a superconducting logic with extremely high energy efficiency. By employing the distinct polarity of current to denote logic `0' and `1', AQFP devices serve as excellent carriers for binary neural…

Adiabatic Quantum-Flux-Parametron (AQFP) logic is an ultra-low-power superconducting logic family with energy consumption approaching the Shannon limit, making it attractive for quantum computing control and cryogenic computing systems.…

Emerging Technologies · Computer Science 2026-04-13 Robert S. Aviles , Ziyu Liu , Jingkai Hong , Sasan Razmkhah , Massoud Pedram , Peter A. Beerel

Superconducting circuits, like Adiabatic Quantum-Flux-Parametron (AQFP), offer exceptional energy efficiency but face challenges in physical design due to sophisticated spacing and timing constraints. Current design tools often neglect the…

The production process of superconductive integrated circuits is complex and consumes significant amounts of resources and energy. Therefore, it is crucial to evaluate the environmental impact of this emerging technology. An attractive…

Emerging Technologies · Computer Science 2023-07-25 Masoud Zabihi , Yanyue Xie , Zhengang Li , Peiyan Dong , Geng Yuan , Olivia Chen , Massoud Pedram , Yanzhi Wang

Adiabatic quantum-flux-parametron (AQFP) logic is a proven energy-efficient superconductor technology for various applications. To address the scalability challenges, we investigated AQFP shift registers with the AQFP footprint area reduced…

Adiabatic quantum-flux-parametron (AQFP) logic is an energy-efficient superconductor logic family. The latency of AQFP circuits is relatively long compared to that of other superconductor logic families and thus such circuits require…

Emerging Technologies · Computer Science 2021-11-08 Taiki Yamae , Naoki Takeuchi , Nobuyuki Yoshikawa

Adiabatic Quantum-Flux-Parametron (AQFP) logic is a promising emerging device technology with six orders of magnitude lower power than CMOS. However, AQFP is challenged by the fact that every gate must be clocked, where proper data transfer…

Emerging Technologies · Computer Science 2024-09-10 Robert S. Aviles , Peter A. Beerel

The adiabatic quantum-flux-parametron (AQFP) is an energy-efficient superconductor logic family that utilizes adiabatic switching. AQFP gates are powered and clocked by ac excitation current; thus, to operate AQFP circuits at high clock…

Applied Physics · Physics 2021-02-15 Naoki Takeuchi , Hideo Suzuki , Coenrad J. Fourie , Nobuyuki Yoshikawa

This study further explores reformulating power flow (PF) analysis as a discrete combinatorial optimization problem, proposed in our earlier study using the Adiabatic Quantum Power Flow (AQPF) algorithm, which can be executed on Ising…

Systems and Control · Electrical Eng. & Systems 2026-03-10 Zeynab Kaseb , Matthias Moller , Pedro P. Vergara , Peter Palensky

Adiabatic quantum-flux-parametron (AQFP) logic is an ultra-low-power superconductor logic family. AQFP logic gates are powered and clocked by dedicated clocking schemes using ac excitation currents to implement an energy-efficient switching…

Applied Physics · Physics 2023-01-03 Yuki Hironaka , Taiki Yamae , Christopher L. Ayala , Nobuyuki Yoshikawa , Naoki Takeuchi

Adiabatic Quantum-Flux-Parametron (AQFP) logic is a promising emerging superconducting technology for ultra-low power digital circuits, offering orders of magnitude lower power consumption than CMOS. However, AQFP scalability is challenged…

Emerging Technologies · Computer Science 2025-10-07 Robert S. Aviles , Peter A. Beerel

The adiabatic quantum-flux parametron (AQFP) is a promising energy-efficient superconducting technology. Before technology mapping, additional buffer and splitter cells need to be inserted into AQFP circuits to fulfill two special…

Logic in Computer Science · Computer Science 2021-09-02 Siang-Yun Lee , Heinz Riener , Giovanni De Micheli

Community Question Answering (cQA) forums have become a popular medium for soliciting direct answers to specific questions of users from experts or other experienced users on a given topic. However, for a given question, users sometimes…

Information Retrieval · Computer Science 2016-06-28 Sai Praneeth Suggu , Kushwanth N. Goutham , Manoj K. Chinnakotla , Manish Shrivastava

As we rapidly advance through the information age, the power consumed by computers, data centers, and networks grows exponentially. This has inspired a race to develop alternative low-power computational technologies. A new adiabatic…

Applied Physics · Physics 2023-05-24 Han Cai , Jay C. LeFebvre , Hao Li , Ethan Y. Cho , Nobuyuki Yoshikawa , Shane A. Cybart

The neural network and quantum computing are both significant and appealing fields, with their interactive disciplines promising for large-scale computing tasks that are untackled by conventional computers. However, both developments are…

Quantum Physics · Physics 2021-06-22 Feihong Shen , Jun Liu

Quantum Machine Learning (QML) has surfaced as a pioneering framework addressing sequential control tasks and time-series modeling. It has demonstrated empirical quantum advantages notably within domains such as Reinforcement Learning (RL)…

Quantum Physics · Physics 2024-02-28 Samuel Yen-Chi Chen

This paper presents a proof-of-concept for integrating quantum hardware with real-time digital simulator (RTDS) to model and control modern power systems, including renewable energy resources. Power flow (PF) analysis and optimal power flow…

Systems and Control · Electrical Eng. & Systems 2025-05-20 Zeynab Kaseb , Rahul Rane , Aleksandra Lekic , Matthias Moller , Amin Khodaei , Peter Palensky , Pedro P. Vergara

Adiabatic quantum-flux-parametron (AQFP) logic is an energy-efficient superconductor logic. It operates with zero static power dissipation and very low dynamic power dissipation owing to adiabatic switching. In previous numerical studies,…

Emerging Technologies · Computer Science 2019-10-29 Taiki Yamae , Naoki Takeuchi , Nobuyuki Yoshikawa

At the heart of power system operations, alternating current optimal power flow (ACOPF) studies the generation of electric power in the most economical way under network-wide load requirement, and can be formulated as a highly structured…

Optimization and Control · Mathematics 2024-01-17 Sihan Zeng , Youngdae Kim , Yuxuan Ren , Kibaek Kim

Interconnection studies require solving numerous instances of the AC load or power flow (AC PF) problem to simulate diverse scenarios as power systems navigate the ongoing energy transition. To expedite such studies, this work leverages…

Quantum Physics · Physics 2025-09-18 Thinh Viet Le , Md Obaidur Rahman , Vassilis Kekatos
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