Affiliation |
Faculty of Environment and Information Sciences, Division of Social Environment and Information |
Job Title |
Professor |
Education 【 display / non-display 】
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2006.4-2009.3
Yokohama National University Doctor Course Completed
Degree 【 display / non-display 】
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Doctor of Engineering - Yokohama National University
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Master of Engineering - Yokohama National University
Campus Career 【 display / non-display 】
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2024.4
Duty Yokohama National UniversityFaculty of Environment and Information Sciences Division of Social Environment and Information Professor
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2022.4-2024.3
Duty Yokohama National UniversityFaculty of Environment and Information Sciences Division of Social Environment and Information Associate Professor
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2018.10-2022.3
Duty Yokohama National UniversityGraduate School Education Center Associate Professor
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2024.4
Concurrently Yokohama National UniversityCollege of Engineering Science Department of Mathematics, Physics, Electrical Engineering and Computer Science Professor
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2024.4
Concurrently Yokohama National UniversityInterfaculty Graduate School of Innovative and Practical Studies Professor
External Career 【 display / non-display 】
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2018.10
Associate Professor
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2014.9-2018.9
Associate Professor
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2012.4-2014.8
Assistant Professor
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2011.4-2012.3
Researcher
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2009.4-2011.3
Researcher
Academic Society Affiliations 【 display / non-display 】
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2019.4
日本応用物理学会
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2019.4
日本応用数理学会
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2007.4
日本数学会
Research Areas 【 display / non-display 】
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Natural Science / Basic mathematics / Quantum walk; Discrete mathematical model
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Natural Science / Applied mathematics and statistics
Books 【 display / non-display 】
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量子ウォークの新展開 : 数理構造の深化と応用
今野紀雄, 井手勇介(分担執筆)( Role: Contributor)
培風館 ( ISBN:9784563011628 )
Language:Japanese Book type:Scholarly book
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横浜発 確率統計入門
今野紀雄、井手勇介、瀬川悦生、竹居正登、大塚一路( Role: Joint author)
産業図書 ( ISBN:9784782805121 )
Total pages:194 Language:Japanese Book type:Scholarly book
Papers 【 display / non-display 】
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On symmetric spectra of Hermitian adjacency matrices for non-bipartite mixed graphs
Higuchi, Y; Kubota, S; Segawa, E
DISCRETE MATHEMATICS 347 ( 5 ) 2024.5 [Reviewed]
Language:English Publishing type:Research paper (scientific journal) Joint Work
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Circuit Equation of Grover Walk
Higuchi, Y; Segawa, E
ANNALES HENRI POINCARE 2024.1 [Reviewed]
Language:The in addition, foreign language Publishing type:Research paper (scientific journal) Joint Work
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A Crossover Between Open Quantum Random Walks to Quantum Walks
Konno, N; Matsue, K; Segawa, E
JOURNAL OF STATISTICAL PHYSICS 190 ( 12 ) 2023.12 [Reviewed]
Language:The in addition, foreign language Publishing type:Research paper (scientific journal) Joint Work
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Spectral mapping theorem of an abstract non-unitary quantum walk
Asahara, K; Funakawa, D; Segawa, E; Suzuki, A; Teranishi, N
LINEAR ALGEBRA AND ITS APPLICATIONS 676 1 - 24 2023.11 [Reviewed]
Language:English Publishing type:Research paper (scientific journal) Joint Work
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Ishikawa, A; Kubota, S; Segawa, E
LINEAR & MULTILINEAR ALGEBRA 2023.10 [Reviewed]
Language:English Publishing type:Research paper (scientific journal) Joint Work
Review Papers 【 display / non-display 】
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A dynamical system induced by quantum walk
Higuchi, Y. and Segawa, E.
Journal of Physics A: Mathematical and Theoretical 52 ( 39 ) 2019
Language:Japanese Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution) Joint Work
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Staggered quantum walk on hexagonal lattices
Chagas, B. and Portugal, R. and Boettcher, S. and Segawa, E.
Physical Review A 98 ( 5 ) 2018
Language:Japanese Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution) Joint Work
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Localization of quantum walks via the CGMV method
Norio Konno and Etsuo Segawa
Quantum Information and Computation 11 ( 5{\&}6 ) 485 - 496 2011.5
Language:Japanese Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution) Publisher:Rinton Press Joint Work
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Return probability of one-dimensional discrete-time quantum walks with final-time dependence
Ide, Y. and Konno, N. and Machida, T. and Segawa, E.
Quantum Information and Computation 11 ( 9-10 ) 761 - 773 2011
Language:Japanese Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution) Joint Work
Grant-in-Aid for Scientific Research 【 display / non-display 】
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組合わせ的離散構造に対する量子ウォークの共鳴現象による逆問題的アプローチ
2019.4 - 2022.3
科学研究費補助金 Grant-in-Aid for Scientific Research(C)
Investigator(s):瀬川 悦生
Grant type:Competitive
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量子ウォークから誘導される空間構造の解析
2016.4 - 2018.3
科学研究費補助金 Grant-in-Aid for Young Scientists(B)
Investigator(s):瀬川 悦生
Grant type:Competitive
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量子ウォークによるネットワークの構造解析に向けた研究
2013.4 - 2016.3
科学研究費補助金 Grant-in-Aid for Young Scientists(B)
Investigator(s):瀬川 悦生
Grant type:Competitive
Other external funds procured 【 display / non-display 】
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ドレスト光子に関わる基礎理論研究
2018.10
ドレスト光子研究起点
Presentations 【 display / non-display 】
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固定点に収束する量子ウォークで駆動する量子探索の提案
瀬川悦生 [Invited]
第14回 東京大学数理情報学談話会
Event date: 2023.2
Language:Japanese Presentation type:Oral presentation (general)
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量子ウォークと組合わせ構造
瀬川悦生 [Invited]
直交デザインと関連する組み合わせ論
Event date: 2023.1
Language:Japanese Presentation type:Oral presentation (general)
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Circuit equation for Grover walk
Etsuo Segawa [Invited]
2022 Japan-China International Conference on matrix theory with applications
Event date: 2022.12
Language:English Presentation type:Oral presentation (general)
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Grover walkの回路方程式
瀬川悦生
応用数学合同研究集会
Event date: 2022.12
Language:Japanese Presentation type:Oral presentation (general)
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Combinatorial Graph Structures Induced by Quantum Walks
Etsuo Segawa
NOLTA2022
Event date: 2022.12
Language:English Presentation type:Oral presentation (general)
Charge of on-campus class subject 【 display / non-display 】
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2024 Advanced Information Mathematics IV
Graduate School of Environment and Information Sciences
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2024 Literacy for Environment and Information Science Towards a Super Smart Society
Graduate School of Environment and Information Sciences
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2024 Exercises in Applied Mathematics A
College of Urban Sciences
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2024 Probability and Statistics
College of Urban Sciences
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2024 Graduation Research
College of Engineering Science
Social Contribution(Extension lecture) 【 display / non-display 】
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第5回Yokohama Workshop on Quantum Walks
Role(s): Consultant, Other
神奈川大学横浜キャンパス 2017.9
Audience: University students, Graduate students, Teachers, Researchers, Other
Type:Seminar, workshop
世話人: 瀬川悦生(東北大学, 世話人代表), 井手勇介(神奈川大学), 町田拓也(日本大学)
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レーザー同位体分離の実用化における量子ウォークの数理
Role(s): Consultant, Logistic support
九州大学マスフォアインダストリ研究所 九州大学マスフォアインダストリ研究所 2017.7
Audience: Graduate students, Teachers, Researchers, General public
Type:Extension Lecture
九州大学マスフォアインダストリ研究所 短期共同研究採択
世話人:鈴木 章斗(信州大学工学部・准教授, 世話人代表)
瀬川 悦生(東北大学情報科学研究科・准教授)
横山 啓一(日本原子力研究開発機構 ・研究主幹)
今野 紀雄(横浜国立大学大学院工学研究院・教授)
松江 要(九大IMI・助教) -
International Workshop of Quantum Simulation and Quantum Walks 2015
Role(s): Chief editor, Interviewer, Consultant, Logistic support
Interdisciplinary Information Sciences 2016.11
Audience: University students, Graduate students, Teachers, Researchers, General public, Other
Type:Seminar, workshop
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量子系の数理と物質工学への応用II~量子ウォークを架け橋に~
Role(s): Logistic support, Other
統計数理研究所数学協働プログラム、JSPS-NRF, Japan-Korea Basic Scientific Cooperation Program “Non-commutative Stochastic Analysis; New Aspect of Quantum White Noise and Quantum Walks” 横浜国立大学 2016.10
Audience: University students, Graduate students, Teachers, Researchers, General public
Type:Seminar, workshop
世話人代表
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量子系の数理と物質工学への応用~量子ウォークを架け橋に~
Role(s): Consultant, Logistic support, Other
統計数理研究所数学協働プログラム、東北大学重点戦略支援プログラム「数学をコアとするスマート・イノベーション融合研究共通基盤の構築と展開」 東北大学情報科学研究科棟 2014.9
Audience: University students, Graduate students, Teachers, Researchers, General public, Other
Type:Seminar, workshop
世話人代表