Dept. of Electrical and Computer Engin., Yokohama National Univ.

Papers

Thesis

International Conf.

Domestic Conf.

(1) "T. Yamae, N. Takeuchi, N. Yoshikawa, “A reversible full adder using adiabatic superconductor logic,” Supercond. Sci. Technol. 32 (2019) 035005 (8pp). DOI: 10.1088/1361-6668/aaf8c9"

(2) "K. Arai, N. Takeuchi, T. Yamashita, N. Yoshikawa, “Adiabatic quantum-flux-parametron with π Josephson junctions,” Journal of Applied Physics 125, 093901 (2019). DOI:10.1063/1.5080467"

(3) "N. Yoshikawa, “(Invited Paper) Superconducting Digital Electronics for Controlling Quantum Computing Systems, ” IEICE Trans Electron, vol.E102–C, NO.3 March 2019."

(4) "Y. He, G. Macchiarella, Z. Ma, L. Sun, N. Yoshikawa, “Advanced Direct Synthesis Approach for High Selectivity In-Line Topology Filters Comprising N - 1 Adjacent Frequency-Variant Couplings,” IEEE Access, vol. 7, 2019. pp. 41659-41668. DOI:10.1109/ACCESS.2019.2907531"

(5) "Y. Yamanashi, S. Nakaishi, N. Yoshikawa, “(Invited Paper) Simulation of the Margins in Single Flux Quantum Circuits Containing π-Shifted Josephson Junctions,” IEEE Trans. Appl. Supercond. vol. 29, NO.5, AUGUST 2019, 1301805-1-5. DOI:10.1109/TASC.2019. 2904700"

(6) "N. Takeuchi, T. Yamashita, S. Miyajima, S. Miki, N. Yoshikawa, H. Terai, “Demonstration of a Superconducting Nanowire Single-Photon Detector using Adiabatic Quantum-Flux-Parametron Logic in a 0.1-W Gifford-McMahon Cryocooler,” IEEE Trans. Appl. Supercond. vol. 29, NO.5, AUGUST 2019, 2201004-1-4. DOI:10.1109/TASC.2019.2902771"

(7) "T. Tanaka, C. L. Ayala, Q. Xu, R. Saito, N. Yoshikawa, “Fabrication of Adiabatic Quantum-Flux-Parametron Integrated Circuits Using an Automatic Placement Tool Based on Genetic Algorithms,” IEEE Transactions on Applied Superconductivity, vol. 29, NO.5, AUGUST 2019, 1301706. DOI: 10.1109/TASC.2019.2900220"

(8) "Y. Tomitsuka, Y. Yamanashi, N. Zen, M. Ohkubo, N. Yoshikawa, “Demonstration of Picosecond Time Resolution in Double-Oscillator Time-to-Digital Converter UsingSingle-Flux-Quantum Circuits,” IEEE Transactions on Applied Superconductivity, vol. 29, NO.5, AUGUST 2019, 1301505. DOI: 10.1109/TASC.2019.2902478"

(9) "A. Sanada, Y. Yamanashi, N. Yoshikawa, “Study on Single Flux Quantum Floating-Point Divider Based on Goldschmidt’s Algorithm,” IEEE Trans. Appl. Supercond. vol. 29, vol. 29, NO.5, AUGUST 2019, 1301904-1-4. DOI:10.1109/TASC.2019. 2902800"

(10) "O. Chen, R. Saito, T. Tanaka, C. L. Ayala, N. Takeuchi and N. Yoshikawa, ""Design of Adiabatic Quantum-Flux-Parametron Register Files Using a Top-Down Design Flow,"" in IEEE Transactions on Applied Superconductivity, vol. 29, no. 5, pp. 1-5, Aug. 2019, Art no. 1302905. DOI: 10.1109/TASC.2019.2908277"

(11) "N. Takeuchi, C. L. Ayala, O. Chen, N. Yoshikawa “A Feedback-Friendly Large-Scale Clocking Scheme for Adiabatic Quantum-Flux-Parametron Logic Datapaths,” IEEE Trans. Appl. Supercond. vol. 29, NO.5, August 2019, 1302505-1-5. DOI:10.1109/TASC.2019. 2904480"

(12) "Y. Okuma, N. Takeuchi, Y. Yamanashi, N. Yoshikawa “Miniaturization of adiabatic quantum-flux-parametron circuits by adopting offset buffers,” Superconductor Science and Technology 32, 065007, 2019. DOI: 10.1088/1361-6668/ab1672"

(13) "N. Takeuchi, M. Aono, N. Yoshikawa “Superconductor Amoeba-Inspired Problem Solvers for Combinatorial Optimization,” Phys. Rev. Applied 11, 044069 – Published 22 April 2019. DOI: 10.1103/PhysRevApplied.11.044069"

(14) "O. Chen, R. Cai, Y. Wang, F. Ke, T. Yamae, R. Saito, N. Takeuchi and N. Yoshikawa, "" Adiabatic Quantum-Flux-Parametron: Towards Building Extremely Energy-Efficient Circuits and Systems,"" Scientific Reports 9, Article number: 10514 (2019) , Published 19 July 2019. DOI: 10.1038/s41598-019-46595-w"

(15) "Y. Okuma, N. Takeuchi, Y. Yamanashi, N. Yoshikawa, “Design and Demonstration of an Adiabatic-Quantum-Flux-Parametron Field-Programmable Gate Array Using Josephson-CMOS Hybrid Memories,” IEEE Trans. Appl. Supercond. vol. 29, NO.8, December 2019, 1103606-1-6. DOI: 10.1109/TASC.2019.2938577"

(16) "T. Yamae, N. Takeuchi, N. Yoshikawa, “Systematic method to evaluate energy dissipation in adiabatic quantum-flux-parametron logic,” J. Appl. Phys. 126, 173903 (2019). DOI: 10.1063/1.5119306 "

(17) "N. Takeuchi, T. Yamae, C. L. Ayala, H. Suzuki, N. Yoshikawa, “An adiabatic superconductor 8-bit adder with 24kBT energy dissipation per junction,” Appl. Phys. Lett., 114, 042602 (2019). DOI: 10.1063/1.5080753 "

(18) "N. Takeuchi, M. Nozoe, Y. He, N. Yoshikawa, “Low-latency adiabatic superconductor logic using delay-line clocking,” Appl. Phys. Lett., 115, 072601 (2019). DOI: 10.1063/1.5111599"

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