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Affiliation |
Faculty of Engineering, Division of Intelligent Systems Engineering |
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Job Title |
Professor |
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Date of Birth |
1979 |
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Research Fields, Keywords |
Superconducting electronics |
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Mail Address |
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Related SDGs |
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YAMANASHI Yuki
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The Best Research Achievement in Research Career 【 display / non-display 】
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【Published Thesis】 Design and Implementation of a Pipelined Bit-Serial SFQ Microprocessor, CORE1beta 2007.06
【Published Thesis】 Superconductive Random Number Generator Using Thermal Noises in SFQ Circuits 2009.06
【Published Thesis】 Design methodology of single-flux-quantum flip-flops composed of both 0- and π-shifted Josephson junctions 2018.08
The Best Research Achievement in the last 5 years 【 display / non-display 】
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【Published Thesis】 Implementation of Bayesian Network Based on Ultra-High-Speed Superconductor Random Number Generators(IEEE Access) 2024.08
【Published Thesis】 Factorization by quantum annealing using superconducting flux qubits implementing a multiplier Hamiltonian(Scientific Reports) 2022.08
【Published Thesis】 Frequency synchronization of single flux quantum oscillators 2021.10
【Published Thesis】 Experimental Demonstrations of Native Implementation of Boolean Logic Hamiltonian in a Superconducting Quantum Annealer 2021.08
【Published Thesis】 Compact Superconducting Lookup Table Composed of Two-Dimensional Memory Cell Array Reconfigured by External DC Control Currents 2021.04
Education 【 display / non-display 】
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2005.4-2007.9
Yokohama National University Doctor Course Completed
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2003.4-2005.3
Yokohama National University Master Course Completed
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1999.4-2003.3
Yokohama National University Graduated
Degree 【 display / non-display 】
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Doctor of Engineering - Yokohama National University
Campus Career 【 display / non-display 】
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2025.4
Duty Yokohama National UniversityFaculty of Engineering Division of Intelligent Systems Engineering Professor
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2012.4-2025.3
Duty Yokohama National UniversityFaculty of Engineering Division of Intelligent Systems Engineering Associate Professor
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2007.11-2012.3
Duty Yokohama National UniversityInterdisciplinary Research Center Specially Appointed Assistant Professor
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2025.4
Concurrently Yokohama National UniversityCollege of Engineering Science Department of Mathematics, Physics, Electrical Engineering and Computer Science Professor
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2025.4
Concurrently Yokohama National UniversityInstitute of Advanced Sciences Professor
External Career 【 display / non-display 】
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2016.5-2016.8
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2010.4-2010.7
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2007.9-2008.3
UB Berkeley Visitting researcher
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2007.4-2007.10
Special researcher of the Japan Society for the Promotion of Science
Academic Society Affiliations 【 display / non-display 】
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2015.4
IEEE
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2013.10
低温工学・超電導学会
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2013.10
電気学会
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2005.9
電子情報通信学会
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2002.9
応用物理学会
Research Areas 【 display / non-display 】
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Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Electric/electronic material engineering
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Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Electronic devices and equipment
Papers 【 display / non-display 】
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Small-Area Sorting Network Based on Unary Coding Using Single Flux Quantum Circuits
Z. Han, N. Yoshikawa, and Y. Yamanashi
IEEE Trans. Appl. Supercond. 35 ( 5 ) 1400205 2025.8 [Reviewed]
Authorship：Last author, Corresponding author Language：English Publishing type：Research paper (scientific journal) Joint Work
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研究調査委員会 レポート：ニューロモルフィック回路実装に向けたハードウェアに関する調査専門委員会
山梨 裕希
電気学会論文誌． Ａ 145 ( 5 ) NL5_4 - NL5_4 2025.5
Language：Japanese Publishing type：Research paper (scientific journal) Publisher：一般社団法人 電気学会 Single Work
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Large fan-out single-flux-quantum stochastic number splitter utilizing frequency-synchronized superconductor random number generators
K. Asaka, N. Yoshikawa, and Y. Yamanashi
Supercond. Sci. Technol. 38 ( 4 ) 045009 2025.4 [Reviewed]
Authorship：Last author, Corresponding author Language：English Publishing type：Research paper (scientific journal) Joint Work
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Research Trends in Hardware Implementation for Neuromorphic Circuit
Yamanashi Yuki
IEEJ Transactions on Fundamentals and Materials 145 ( 1 ) 19 - 20 2025.1 [Reviewed] [Invited]
Authorship：Lead author, Last author, Corresponding author Language：Japanese Publishing type：Research paper (scientific journal) Publisher：The Institute of Electrical Engineers of Japan Single Work
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4-bit Factorization Circuit Composed of Multiplier Units with Superconducting Flux Qubits toward Quantum Annealing
D. Saida, M. Hidaka, and Y. Yamanashi
IEEE Trans. Appl. Supercond. 35 ( 1 ) 1700111 2025.1 [Reviewed]
Authorship：Last author Language：English Publishing type：Research paper (scientific journal) Joint Work
Review Papers 【 display / non-display 】
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低電力超伝導集積回路研究の進展
山梨裕希, 竹内尚輝, 吉川信行
電気学会論文誌A 136 ( 12 ) 734 - 739 2016.12
Language：Japanese Publishing type：Article, review, commentary, editorial, etc. (scientific journal) Joint Work
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質量分析用単一磁束量子時間測定回路の測定
超電導Web21 2012.10
Language：Japanese Publishing type：Article, review, commentary, editorial, etc. (bulletin of university, research institution) Single Work
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セキュリティネットワークを支える物理乱数技術[V]-超伝導物理乱数生成器の開発
電子情報通信学会誌 2012.4
Language：Japanese Publishing type：Article, review, commentary, editorial, etc. (scientific journal) Single Work
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SFQ物理乱数発生器の開発展望
山梨 裕希
超電導Web21 2009.10
Language：Japanese Publishing type：Article, review, commentary, editorial, etc. (other) Single Work
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超伝導回路による超高速・低消費電力マイクロプロセッサの開発
吉川信行, 田中雅光, 藤巻朗
電気学会A部門論文誌 128 ( 6 ) 369 - 372 2008.6
Language：Japanese Publishing type：Article, review, commentary, editorial, etc. (scientific journal) Joint Work
Industrial Property Rights 【 display / non-display 】
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数列生成装置、および処理方法
山梨裕希, 永山昌材,
Application no：特願2024-078008 Date applied：2024.5.13
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超伝導物理乱数生成器
山梨裕希
Application no：特願2021-131307 Date applied：2021.8.11
Country of applicant：Domestic
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単一磁束量子回路及び単一磁束量子回路動作方法
山梨裕希
Application no：2013-179205 Date applied：2013.8.30
Announcement no：2015-50512 Date announced：2015.3.16
Country of applicant：Domestic
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測定装置及び測定方法
山梨裕希
Application no：2013-043481 Date applied：2013.3.5
Announcement no：2014-173846 Date announced：2014.9.22
Country of applicant：Domestic
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物理乱数発生器
山梨裕希, 杉浦達郎
Application no：2011-82473 Date applied：2011.4.4
Announcement no：2012-220968 Date announced：2012.11
Country of applicant：Domestic
Awards 【 display / non-display 】
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電子情報通信学会超伝導エレクトロニクス研究会奨励賞
2024.1 電子情報通信学会超伝導エレクトロニクス研究会
Individual or group name of awards：韓澤宇
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低温工学・超電導学会優良発表賞
2022.6 低温工学・超電導学会 小型化されたデコーダとメモリセルによる拡張可能な超伝導ランダムアクセスメモリ
Individual or group name of awards：山梨裕希
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Superconductor Science and Technology highlights of 2018
2019.4 IOP Publishing Design methodology of single-flux-quantum flip-flops composed of both 0- and π-shifted Josephson junctions
Individual or group name of awards：Y. Yamanashi
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応用物理学会超伝導分科会第10回研究奨励賞
2019.3 応用物理学会超伝導分科会
Individual or group name of awards：山梨裕希
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超伝導エレクトロニクス第146委員会賞
2018.4 日本学術振興会超伝導エレクトロニクス第146委員会
Individual or group name of awards：山梨裕希
Grant-in-Aid for Scientific Research 【 display / non-display 】
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超伝導回路による超高速乱数生成に基づく確率計算回路の創出
2025.4 - 2028.3
Grant-in-Aid for Scientific Research(B)
Authorship：Principal investigator Grant type：Competitive
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超低消費エネルギー高集積断熱量子磁束ロジックの創生
2024.4 - 2028.3
Grant-in-Aid for Scientific Research(A)
Authorship：Coinvestigator(s) Grant type：Competitive
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電波天文観測用超伝導A/D変換器の開発
2024.4 - 2027.3
Grant-in-Aid for Scientific Research(C)
Authorship：Coinvestigator(s) Grant type：Competitive
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確率的演算の導入による超高電力効率を持つ超伝導回路の研究
2022.4 - 2025.3
Grant-in-Aid for Scientific Research(B)
Authorship：Principal investigator Grant type：Competitive
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可逆量子磁束回路を用いた熱力学的限界を超える超低エネルギー集積回路技術の創成
2019.4 - 2024.3
科学研究費補助金 Grant-in-Aid for Scientific Research(S)
Investigator(s)：吉川信行
Grant type：Competitive
Other external funds procured 【 display / non-display 】
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超伝導ストカスティック演算による高性能無線信号処理回路
2025.4 - 2028.3
Private Foundations SCAT研究助成
Authorship：Principal investigator
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組合せ最適化処理に向けた革新的 アニーリングマシンの研究開発
2019.4 - 2021.3
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磁力を利用した疑似低重力環境下における土壌-機械系摩擦試験法の開発
2012.9 - 2013.8
Private Foundations 日揮・実吉奨学会研究助成金
Presentations 【 display / non-display 】
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Improvement of Decision Time of Josephson Comparator by Introducing Double-Switching Operation
Y. Yamanashi, R. Yamanaka, Y. Tomitaka, and N. Yoshikawa,
19th International Superconductive Electronics Conference (ISEC2025) 2025.6
Event date： 2025.6
Language：English Presentation type：Oral presentation (general)
Country：Germany
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Unary Coding Based Small-Area Arithmetic Logic Unit Using Single Flux Quantum Circuits
Z. Han, N. Yoshikawa, and Y. Yamanashi
19th International Superconductive Electronics Conference (ISEC2025) 2025.6
Event date： 2025.6
Language：English Presentation type：Oral presentation (general)
Country：Germany
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Demonstration of High-Speed Operation of ReLU Output Circuit for Superconducting Neural Networks
Y. Ueno, Y. Hironaka, N. Yoshikawa, and Y. Yamanashi
19th International Superconductive Electronics Conference (ISEC2025) 2025.6
Event date： 2025.6
Language：English Presentation type：Oral presentation (general)
Country：Germany
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High-Speed Operation of Single-Flux-Quantum Stochastic Number Splitter Based on Frequency Synchronization of Superconductive Random Number Generators
Y. Yamanashi, K. Asaka, R. Fukuzaki, and N. Yoshikawa,
19th International Superconductive Electronics Conference (ISEC2025) 2025.6
Event date： 2025.6
Language：English Presentation type：Oral presentation (general)
Venue：Erfurt, Germany Country：Germany
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超伝導回路のための重心法を用いた高速な最適化ツールの開発
松岡昇, 吉川信行, 山梨裕希
電子情報通信学会総合大会
Event date： 2025.3
Language：Japanese Presentation type：Oral presentation (general)
Venue：東京都市大学
Preferred joint research theme 【 display / non-display 】
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超伝導量子アニーリング機械の開発
Past of Collaboration and Commissioned Research 【 display / non-display 】
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超伝導量子アニーリング計算機の研究開発
Cooperative Research within Japan
Project Year： 2018.9 - 2021.3
Charge of on-campus class subject 【 display / non-display 】
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2025 System Device Studio
Graduate school of Engineering Science
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2025 System Device Studio
Graduate school of Engineering Science
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2025 Superconducting Electronics
Interfaculty Graduate School of Innovative and Practical Studies
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2025 Advanced Integrated Quantum Devices
Graduate school of Engineering Science
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2025 Electrical Measurement
College of Engineering Science
Committee Memberships 【 display / non-display 】
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2022 JSPS 146th Committee International Symposium on Superconductor Electronics jointed with 15th Superconducting SFQ VLSI Workshop (SSV 2022) and 4th Workshop on Quantum and Classical Cryogenic Devices, Circuits, and Systems (QCCC 2022)
2022.9 Program Chairperson
Committee type：Academic society
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14th Superconducting SFQ VLSI Workshop (SSV 2021) / 3rd Workshop on Quantum and Classical Cryogenic Devices, Circuits, and Systems (QCCC 2021)
2021.11 Organization committee
Committee type：Academic society
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13th Superconducting SFQ VLSI Workshop (SSV 2020)
2020.1 Organization committee
Committee type：Academic society
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電気学会量子コンピュータ周辺回路としての低温デジタル回路活用に関する調査専門委員会
2019.10 - 2022.4 幹事
Committee type：Academic society
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低温工学・超電導学会核融合原型炉の超伝導TFコイル導体の開発課題の技術調査委員会
2019.8 - 2020.2 委員
Committee type：Academic society
Social Contribution(Extension lecture) 【 display / non-display 】
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第3回超伝導科学技術セミナー
Role(s)： Lecturer
未踏科学技術協会超伝導科学技術研究会 2019.3
Audience： University students, Graduate students, Teachers, Researchers, Company
Type：Seminar, workshop
超伝導量子コンピュータ
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横浜国立大学サイエンスカフェ
Role(s)： Official expert
横浜国立大学 2018.12
Audience： Junior high school students, High school students, University students, Graduate students, General public
Type：Science cafe
超伝導量子コンピュータ～超伝導と量子の力で最適化問題を解く～
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電子情報通信学会超伝導エレクトロニクス研究会若手セミナー
Role(s)： Lecturer
名古屋大学 2017.8
Audience： University students, Graduate students, Teachers, Researchers
Type：Seminar, workshop
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電子情報通信学会SCE若手セミナー
Role(s)： Lecturer, Official expert
横浜 2015.8
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横浜国立大学サイエンスカフェ
Role(s)： Lecturer
横浜国立大学 2012.7
Audience： Junior high school students, High school students, University students, Graduate students, General public
Type：Lecture
超伝導素子による極限センシング技術
Media Coverage 【 display / non-display 】
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CMOS半導体の限界超えろ 電力3桁減へ、極低温動作も
NIKKEI Tech Foresight 特集 脳を模倣する半導体も 未来を大胆予測「半導体2050」 https://www.nikkei.com/prime/tech-foresight/article/DGXZQOUC03AQP0T01C24A0000000 2024.10