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2016
Fluxes
Inductance
Logic circuits
Excited states
Superconducting materials

Demonstration of 10k gate-scale adiabatic-quantum-flux-parametron circuits

Narama, T., Yamanashi, Y., Yoshikawa, N., Takeuchi, N. & Ortlepp, T. 2016 Jan 14 2015 15th International Superconductive Electronics Conference, ISEC 2015. Institute of Electrical and Electronics Engineers Inc., 7383438

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fluxes
Superconducting materials
Energy dissipation
Demonstrations
Fluxes
Flip flop circuits

Design of an extremely energy-efficient hardware algorithm using adiabatic superconductor logic

Xu, Q., Yamanashi, Y., Yoshikawa, N., Ayala, C. L., Takeuchi, N. & Ortlepp, T. 2016 Jan 14 2015 15th International Superconductive Electronics Conference, ISEC 2015. Institute of Electrical and Electronics Engineers Inc., 7383446

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hardware
Superconducting materials
Energy efficiency
Energy dissipation
Semiconductor materials
Fluxes
Computer hardware description languages
Adders
Finite automata
Fabrication
Digital circuits
Integrated circuits

Study of signal interface between single flux quantum circuit and adiabatic quantum flux parametron

China, F., Narama, T., Takeuchi, N., Yamanashi, Y., Yoshikawa, N. & Ortlepp, T. 2016 Jan 14 2015 15th International Superconductive Electronics Conference, ISEC 2015. Institute of Electrical and Electronics Engineers Inc., 7383483

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fluxes
Magnetic flux
Hybrid systems
Electric lines
2015
7 Citations
Fluxes
Electric wiring
Logic design
Magnetic couplings
Logic circuits
1 Citations
Superconducting materials
Fluxes
Digital circuits
Demonstrations
Magnetic couplings
2 Citations

Energy efficiency of adiabatic superconductor logic

Takeuchi, N., Yamanashi, Y. & Yoshikawa, N. 2015 Jan 1 In : Superconductor Science and Technology. 28, 1, 015003

Research output: Contribution to journalArticle

Superconducting materials
Energy efficiency
Temperature
Scaling laws
Thermal energy

Experimental demonstration of quantum-flux-latch-based circuits

Takeuchi, N., Ortlepp, T., Yamanashi, Y. & Yoshikawa, N. 2015 Jun 1 In : IEEE Transactions on Applied Superconductivity. 25, 3, 6967740

Research output: Contribution to journalArticle

Fluxes
Flip flop circuits
Energy dissipation
Adders
Schematic diagrams

Magnetically coupled quantum-flux-latch with wide operation margins

Tsuji, N., Takeuchi, N., Narama, T., Ortlepp, T., Yamanashi, Y. & Yoshikawa, N. 2015 Sep 29 In : Superconductor Science and Technology. 28, 11, 115013

Research output: Contribution to journalArticle

Fluxes
Superconducting materials
1 Citations
Superconducting materials
Energy dissipation
Temperature
Thermal noise
Logic gates
2014
5 Citations
Fluxes
Flip flop circuits
Demonstrations
7 Citations

Novel latch for adiabatic quantum-flux-parametron logic

Takeuchi, N., Ortlepp, T., Yamanashi, Y. & Yoshikawa, N. 2014 Mar 14 In : Journal of Applied Physics. 115, 10, 103910

Research output: Contribution to journalArticle

Fluxes
Shift registers
Logic gates
Flip flop circuits
Clocks
3 Citations

Reversible computing using adiabatic superconductor logic

Takeuchi, N., Yamanashi, Y. & Yoshikawa, N. 2014 Jan 1 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Springer Verlag, Vol. 8507 LNCS, p. 15-25 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 8507 LNCS)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fluxes
Energy dissipation
Superconducting materials
Potential energy
Energy efficiency
10 Citations
Logic gates
Energy dissipation
Superconducting devices
Logic devices
Entropy
1 Citations
Fluxes
Critical currents
Circuit simulation
Inductance
Integrated circuits
2013
38 Citations

An adiabatic quantum flux parametron as an ultra-low-power logic device

Takeuchi, N., Ozawa, D., Yamanashi, Y. & Yoshikawa, N. 2013 Mar 1 In : Superconductor Science and Technology. 26, 3, 035010

Research output: Contribution to journalArticle

Fluxes
Energy dissipation
Logic devices
Thermal energy
Inductance
1 Citations
Fluxes
Bias currents
Superconducting resonators
Relaxation oscillators
Potential energy
21 Citations
Fluxes
Temperature
Thermal noise
Critical currents
Circuit simulation
26 Citations
Fluxes
Superconducting resonators
Energy dissipation
Insertion losses
Resonators
1 Citations

Operation of an adiabatic quantum-flux-parametron gate using an on-chip AC power source

Mukaiyama, T., Takeuchi, N., Ehara, K., Inoue, K., Yamanashi, Y. & Yoshikawa, N. 2013 Apr 22 In : IEEE Transactions on Applied Superconductivity. 23, 4, 6495566

Research output: Contribution to journalArticle

Fluxes
Superconducting resonators
Relaxation oscillators
Logic devices
Bias currents
10 Citations
Fluxes
Adders
Bias currents
Logic gates
Logic circuits

Simulation and implementation of an 8-bit carry look-ahead adder using adiabatic quantum-flux-parametron

Inoue, K., Takeuchi, N., Yamanashi, Y. & Yoshikawa, N. 2013 Oct 15 2013 IEEE 14th InternationalSuperconductive Electronics Conference, ISEC 2013. 6604271

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Adders
Fluxes
Logic circuits
Potential energy
Clocks
11 Citations
Fluxes
Bit error rate
Thermal energy
Energy efficiency
Entropy