Oral presentation

[8a-Z24-1~9] 11.5 Junction and circuit fabrication process, digital applications

Tue. Sep 8, 2020 9:30 AM - 11:45 AM Z24

△：Presentation by Applicant for JSAP Young Scientists Presentation Award
▲：English Presentation
▼：Both of Above
No Mark：None of Above

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9:30 AM - 9:45 AM

[8a-Z24-1] Fabrication of the basic element for half flux quantum circuits

〇(M2)Daiki Hasegawa¹, Kento Kato¹, Masayuki Higashi¹, Yuto Takeshita¹, Feng Li¹, Masamitsu Tanaka¹, Taro Yamashita¹, Akira Fujimaki¹ (1.Nagoya Univ.)

9:45 AM - 10:00 AM

[8a-Z24-2] Influence of PE-CVD Process on SIS Mixer Integrated Circuit

〇Shohei Ezaki¹, Wenlei Shan¹, Akihira Miyachi¹, Takafumi Kojima¹, Yoshinori Uzawa¹ (1.NAOJ)

10:00 AM - 10:15 AM

[8a-Z24-3] Evaluation of 2-bit autocorrelator using single flux quantum circuit for radio astronomy observation

〇Lisa Shirakawa¹, Yuki Yamanashi¹, Nobuyuki Yoshikawa¹ (1.Yokohama Natl Univ.)

10:15 AM - 10:30 AM

[8a-Z24-4] Evaluation of controllability of output microwave amplitude of a single-flux-quantum microwave switch

〇Shiori Michibayashi¹, Naoki Takeuchi², Yuki Yamanashi^1,2, Nobuyuki Yoshikawa^1,2 (1.Yokohama Natl. Univ., 2.IAS, Yokohama Natl. Univ.)

10:30 AM - 10:45 AM

[8a-Z24-5] Design of Microwave Pulse-Length Controller using Adiabatic Quantum Flux Parametron

〇(D)Hongxiang shen¹, Naoki Takeuchi², Yuki Yamanashi^1,2, Nobuyuki Yoshikawa^1,2 (1.Yokohama Natl. Univ., 2.YNU.IAS)

10:45 AM - 11:00 AM

[8a-Z24-6] Applications of a Redesigned RSFQ NOT Gate to Multi-Input Negative Logic Gates

Koki Yamazaki¹, Hiroshi Shimada¹, 〇Yoshinao Mizugaki¹ (1.UEC Tokyo)

11:00 AM - 11:15 AM

[8a-Z24-7] Design of single flux quantum memory system by using local magnetic flux bias technique

〇Shunta Asada¹, Yuki Yamanashi¹, Nobuyuki Yoshikawa¹ (1.Yokohama Natl. Univ.)

11:15 AM - 11:30 AM

[8a-Z24-8] Evaluation of Bit Error Rate of Adiabatic Quantum Flux Parametron Circuits Considering Critical Current Value of Josephson Junction

〇(M2)Daiki Ito¹, Naoki Takeuchi², Yuki Yamanashi^1,2, Nobuyuki Yoshikawa^1,2 (1.Yokohama Nat'l Univ., 2.IAS, Yokohama Nat'l Univ.)

11:30 AM - 11:45 AM

[8a-Z24-9] Improvement of wiring length in directly-coupled quantum-flux-parametron circuits

〇Ryohei Ishida¹, Naoki Takeuchi², Taiki Yamae¹, Nobuyuki Yoshikawa^1,2 (1.Dept. of Electrical and Computer Eng., Yokohama Natl Univ., 2.IAS, Yokohama Natl. Univ.)

Oral presentation

[8p-Z27-1~17] 11.5 Junction and circuit fabrication process, digital applications

Tue. Sep 8, 2020 1:00 PM - 5:30 PM Z27

Mutsuo Hidaka(AIST), Yuki Yamanashi(Yokohama Natl. Univ.)

△：Presentation by Applicant for JSAP Young Scientists Presentation Award
▲：English Presentation
▼：Both of Above
No Mark：None of Above

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1:00 PM - 1:15 PM

[8p-Z27-1] Development of NbN-based superconducting qubit with π-phase shifter

〇Sunmi Kim¹, Taro Yamashita², Hirotaka Terai¹, Wei Qiu¹, Tomoko Fuse¹, Fumiki Yoshihara¹, Kouichi Semba¹ (1.NICT, 2.Nagoya Univ.)

1:15 PM - 1:30 PM

[8p-Z27-2] Effect of Nb surface oxide composition by Neutral beam on Q value

〇(M1)Taichi Konno¹, Daisuke Ohori¹, Mutsuo Hidaka³, Kazuhiko Endo³, Hiroto Mukai⁴, JAW SHEN TSAI⁴, Seiji Samukawa^1,2,3 (1.IFS, Tohoku Univ., 2.AIMR, Tohoku Univ., 3.AIST, 4.TUS)

1:30 PM - 1:45 PM

▲ [8p-Z27-3] Ultra-Small NbN Junction Technology For Superconducting Qubit Application

〇Wei Qiu¹, Hirotaka Terai¹ (1.NICT)

1:45 PM - 2:00 PM

[8p-Z27-4] Validation for generation of random numbers following multivariate standard normal distribution using quantum annealer (D-wave)

〇Shunsuke Ota¹, Ryunosuke Hamada², Tadashi Kadowaki², Hidetoshi Nishimori¹, Tetsuo Kodera¹ (1.Tokyo Tech., 2.DENSO CORP.)

2:00 PM - 2:15 PM

[8p-Z27-5] Effect of interaction between adjacent spins for SFQ annealer

〇Masayuki Higashi¹, Daiki Hasegawa¹, Yuto Takeshita¹, Feng Li¹, Masamitsu Tanaka¹, Taro Yamashita¹, Akira Fujimaki¹ (1.Nagoya Univ.)

2:15 PM - 2:30 PM

[8p-Z27-6] Study of the method to improve the sensitivity of a phase comparator using adiabatic quantum-flux-parametron logic

〇Yoshihiro Takagawa¹, Nobuyuki Yoshikawa^1,2, Naoki Takeuchi², Yuki Yamanashi^1,2 (1.Yokohama Natl. Univ., 2.IAS, Yokohama Natl. Univ.)

2:30 PM - 2:45 PM

[8p-Z27-7] Characterization of cryogenic systems for superconducting digital circuits with broad-band inputs and outputs

〇Ken Murase¹, Akira Fujimaki¹, Taro Yamashita¹, Masamitsu Tanaka¹, Kyosuke sano¹ (1.Nagoya Univ.)

2:45 PM - 3:00 PM

△ [8p-Z27-8] Theory of black hole solitons in Josephson transmission lines Ⅱ

〇Haruna Katayama¹, Noriyuki Hatakenaka¹, Toshiyuki Fujii² (1.Hiroshima Univ., 2.Asahikawa Medical Univ.)

3:15 PM - 3:30 PM

[8p-Z27-9] A High-Sensitivity AQFP Comparator Using a Current Transformer

〇Naoki Takeuchi¹, Taiki Yamae¹, Hideo Suzuki¹, Nobuyuki Yoshikawa¹ (1.Yokohama Natl. Univ.)

3:30 PM - 3:45 PM

△ [8p-Z27-10] Readout of Superconducting Nanowire Single-Photon Detectors using a High-Sensitivity AQFP Comparator

〇(P)Fumihiro China¹, Naoki Takeuchi², Shigehito Miki^1,3, Shigeyuki Miyajima¹, Masahiro Yabuno¹, Hirotaka Terai¹ (1.NICT, 2.Yokohama Natl. Univ., 3.Kobe Univ.)

3:45 PM - 4:00 PM

△ [8p-Z27-11] Evaluation of SQUID-stack signal mergers for superconducting nanowire single-photon detector arrays

〇(M2)Yuichi Yamazaki¹, Naoki Takeuchi², Nobuyuki Yoshikawa^1,2 (1.Dept. of Electrical and Computer Eng., Yokohama Natl. Univ., 2.IAS, Yokohama Natl. Univ.)

4:00 PM - 4:15 PM

[8p-Z27-12] Demonstration of the neuron with sigmoidal activation function for superconducting neural network

〇Daiki Yamaguchi¹, Yuki Yamanashi¹, Nobuyuki Yoshikawa¹ (1.Yokohama Natl. Univ.)

4:15 PM - 4:30 PM

[8p-Z27-13] Evaluation of a multi-output random number generator using two adiabatic quantum flux parametron random number generators

〇(M1)Wenhui Luo¹, Naoki Takeuchi², Olivia Chen², Nobuyuki Yoshikawa^1,2 (1.Yokohama Natl. Univ., 2.IAS, YNU)

4:30 PM - 4:45 PM

[8p-Z27-14] Evaluation of static characteristic of memory cell forsuperconductor memory

〇Yuto Takeshita¹, Feng Li¹, Daiki Hasegawa¹, Kento Kato¹, Masamitsu Tanaka¹, Taro Yamashita¹, Akira Fujimaki¹ (1.Nagoya Univ.)

4:45 PM - 5:00 PM

[8p-Z27-15] Miniaturization of single flux quantum memory cell reconfigured by applying dc control currents

〇(M2)Takuya Hosoya¹, Yuki Yamanashi¹, Nobuyuki Yoshikawa¹ (1.Yokohama Natl. Univ.)

5:00 PM - 5:15 PM

[8p-Z27-16] Fabrication and evaluation of ferromagnetic Josephson junctions with Co barrier for π phase shifter

〇Hayate Nakamura¹, Riku Sugimoto¹, Duong Pham¹, Masamitsu Tanaka¹, Taro Yamashita¹, Akira Fujimaki¹ (1.Nagoya Univ.)

5:15 PM - 5:30 PM

[8p-Z27-17] Study on the energy dissipation of a reversible quantum-flux-parametron flip-flop

〇Taiki Yamae^1,2, Naoki Takeuchi³, Nobuyuki Yoshikawa^1,3 (1.Dept. of Electrical and Computer Eng., Yokohama Natl. Univ., 2.JSPS Research Fellow, 3.IAS, Yokohama Natl. Univ.)

Sessions

11 Superconductivity » 11.5 Junction and circuit fabrication process, digital applications