Tomoaki Nagasawa

Profile Information

Affiliation: Department of Engineering of Innovation, Tomakomai National College of Technology

Degree: 博士（理学）

J-GLOBAL ID: 200901039499832879
researchmap Member ID: 5000102475

External link: http://www2.tomakomai-ct.ac.jp

Research Interests

Research Areas

Research History

Apr, 2020 - Present

（兼任）長岡技術科学大学客員教授
Oct, 2019 - Present

Department of Engineering of Innovation, Tomakomai National College of Technology
Apr, 2016 - Mar, 2020

（兼任）長岡技術科学大学客員准教授（連携推進教員）
Apr, 2011 - Sep, 2019

Department of Natural and Physical Sciences, Tomakomai National College of Technology
Apr, 2006 - Mar, 2011

Lecturer, 一般教科, Anan National College of Technology General Arts

Papers

Report on the Project-Based-Learning by Technical College Students in Collaboration with Local Government and Enterprise: Developing an Education Program of Disaster Prevention for Foreign Technical Intern Trainees

Nanae SATO, Shigemi HATTA, Tomoaki NAGASAWA, Takanori SUDA

15th International Symposium on Advances in Technology Education (ISATE), 2022 52-58, Sep, 2022 Peer-reviewed
Peculiarity of Symmetric Ring Systems with Double Y-Junctions: Inevitable Existence of Localized States and Resonant Perfect Transmission

Yukihiro Fujimoto, Kohkichi Konno, Tomoaki Nagasawa

Journal of Physics A: Math. Theor. 55 (2022) 035302 (16pp), 55(3) 035302-035302, Jan, 2022 Peer-reviewed
Quantum Reflection and Transmission in Ring Systems with Double Y-Junctions: Occurrence of Perfect Reflection

Yukihiro Fujimoto, Kohkichi Konno, Tomoaki Nagasawa, Rohta Takahashi

Journal of Physics A: Math. Theor. 53 (2020) 155302, 53(15), Mar, 2020 Peer-reviewed
Resonant transmission in one-dimensional quantum mechanics with two independent point interactions: Full parameter analysis

Kohkichi Konno, Tomoaki Nagasawa, Rohta Takahashi

ANNALS OF PHYSICS, 385 729-743, Oct, 2017 Peer-reviewed
Effects of two successive parity-invariant point interactions on one-dimensional quantum transmission: Resonance conditions for the parameter space

Kohkichi Konno, Tomoaki Nagasawa, Rohta Takahashi

ANNALS OF PHYSICS, 375 91-104, Dec, 2016 Peer-reviewed
Active Dirac neutrinos via SU(2)(L) doublets in 5d

Yukihiro Fujimoto, K. Hasegawa, Tomoaki Nagasawa, Kenji Nishiwaki, Makoto Sakamoto, Kentaro Tatsumi

JOURNAL OF HIGH ENERGY PHYSICS, (6), Jun, 2016 Peer-reviewed
Boundary conditions for 6d Dirac fermion and hidden supersymmetric quantum-mechanical structure in 4d mass spectrum

Fujimoto Yukihiro, Nagasawa Tomoaki, Nishiwaki Kenji, Hasegawa Kohei, Sakamoto Makoto, Tatsumi Kentaro

Meeting Abstracts of the Physical Society of Japan, 71 44-44, 2016
25aSD-10 Dirac neutrino mass from an extra dimension

Fujimoto Y., Hasegawa K., Nagasawa T., Nishiwaki K., Sakamoto M., Tatsumi K.

Meeting Abstracts of the Physical Society of Japan, 70 5-5, 2015
25aSD-11 The electroweak and neutrino mass scales from the Randall-Sundrum background with multi-branes

Fujimoto Y., Hasegawa K., Nagasawa T., Nishiwaki K., Sakamoto M.

Meeting Abstracts of the Physical Society of Japan, 70 6-6, 2015
Quark mass hierarchy and mixing via geometry of extra dimension with point interactions

Yukihiro Fujimoto, Tomoaki Nagasawa, Kenji Nishiwaki, Makoto Sakamoto

Progress of Theoretical and Experimental Physics, 2013(2), 2013 Peer-reviewed
Phase Structure of Gauge Theories on an Interval

Yukihiro Fujimoto, Tomoaki Nagasawa, Satoshi Ohya, Makoto Sakamoto

PROGRESS OF THEORETICAL PHYSICS, 126(5) 841-854, Nov, 2011 Peer-reviewed
Higgs mechanism without Higgs potential in an extra dimension

Soryushiron Kenkyu Electronics, 119(3) C28, 2011
Emergent Supersymmetry in Warped Backgrounds

Tomoaki Nagasawa, Satoshi Ohya, Kazuki Sakamoto, Makoto Sakamoto

SYMMETRY INTEGRABILITY AND GEOMETRY-METHODS AND APPLICATIONS, 7, 2011 Peer-reviewed
Hierarchy of QM SUSYs on a bounded domain

Tomoaki Nagasawa, Satoshi Ohya, Kazuki Sakamoto, Makoto Sakamoto, Kosuke Sekiya

JOURNAL OF PHYSICS A-MATHEMATICAL AND THEORETICAL, 42(26), Jul, 2009 Peer-reviewed
Gauge fixing and residual symmetries in gauge/gravity theories with extra dimensions

C. S. Lim, Tomoaki Nagasawa, Satoshi Ohya, Kazuki Sakamoto, Makoto Sakamoto

PHYSICAL REVIEW D, 77(6), Mar, 2008 Peer-reviewed
Supersymmetry in 5D gravity

C. S. Lim, Tomoaki Nagasawa, Satoshi Ohya, Kazuki Sakamoto, Makoto Sakamoto

PHYSICAL REVIEW D, 77(4), Feb, 2008 Peer-reviewed
Supersymmetry in 5D Gravity(Fundamental Problems and Applications of Quantum Field Theory-Topological Aspects of Quantum Field Theory-)

Lim C. S., Nagasawa Tomoaki, Ohya Satoshi, Sakamoto Kazuki, Sakamoto Makoto

Soryushiron Kenkyu Electronics, 115(1) A71, 2007
SUSY in higher dimensional gravity(Fundamental Problems and Applications of Quantum Field Theory)

Sakamoto Kazuki, Lim C. S., Nagasawa Tomoaki, Sakamoto Makoto

Soryushiron Kenkyu Electronics, 113(1) A86, 2006
Supersymmetry in gauge theories with extra dimensions

CS Lim, T Nagasawa, M Sakamoto, H Sonoda

PHYSICAL REVIEW D, 72(6), Sep, 2005 Peer-reviewed
Extended supersymmetry and its reduction on a circle with point singularities

T Nagasawa, M Sakamoto, K Takenaga

JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 38(37) 8053-8082, Sep, 2005 Peer-reviewed

Misc.

11pSE-6 Quark/Lepton Mass Hierarchy and Flavor Mixing from Point Interactions in an Extra Dimension

Fujimoto Yukihiro, Nagasawa Tomoaki, Nishiwaki Kenji, Ohya Satoshi, Sakamoto Makoto

Meeting abstracts of the Physical Society of Japan, 67(2) 3-3, Aug 24, 2012
24pGA-11 Mass hierarchy and flavor mixing from point interactions in an extra dimension

Fujimoto Yukihiro, Nagasawa Tomoaki, Nishiwaki Kenji, Ohya Satoshi, Sakamoto Makoto

Meeting abstracts of the Physical Society of Japan, 67(1) 9-9, Mar 5, 2012
28aGC-4 Higgs mechanism without Higgs potential in an extra dimension

Fujimoto Yukihiro, Nagasawa Tomoaki, Ohya Satoshi, Sakamoto Makoto

Meeting abstracts of the Physical Society of Japan, 66(1) 14-14, Mar 3, 2011
20aSP-5 Hierarchy of quantum mechanical supersymmetries and its application to compactified field theory

Nagasawa Tomoaki, Ohya Satoshi, Sakamoto Kazuki, Sakamoto Makoto, Sekiya Kosuke

Meeting abstracts of the Physical Society of Japan, 63(2) 2-2, Aug 25, 2008
23pZF-8 Gauge Fixing and Residual SUSY-like Symmetries in 5d Gravity

Lim C.S., Nagasawa Tomoaki, Ohya Satoshi, Sakamoto Kazuki, Sakamoto Makoto

Meeting abstracts of the Physical Society of Japan, 62(2) 13-13, Aug 21, 2007
29pSC-7 Higgsless gauge symmetry breaking with a large mass hierarchy

Nagasawa Tomoaki, Sakamoto Makoto

Meeting abstracts of the Physical Society of Japan, 59(2) 6-6, Aug 25, 2004

Presentations

6次元フェルミオンの境界条件と質量スペクトラムに潜む超対称性量子力学

藤本教寛, 長澤智明, 西脇健二, 長谷川耕平, 坂本眞人, 巽健太郎

日本物理学会2016年秋季大会, Sep 24, 2016
6次元フェルミオンの境界条件と質量スペクトラムの解析

藤本教寛, 長谷川耕平, 長澤智明, 西脇健二, 坂本眞人, 巽健太郎

日本物理学会2016年秋季大会, Sep 24, 2016
分割されたランドール・サンドラム時空による電弱スケールとニュートリノ質量スケールの導出

藤本教寛, 長谷川耕平, 長澤智明, 西脇健二, 坂本眞人

日本物理学会2015年秋季大会, Sep 25, 2015
余剰次元に基づくディラック型ニュートリノ質量の生成機構

藤本教寛, 長谷川耕平, 長澤智明, 西脇健二, 坂本眞人, 巽健太郎

日本物理学会2015年秋季大会, Sep 25, 2015

Professional Memberships

日本物理学会

Research Projects

A new mechanism of productionof chiral fermions and a solution to the hierarchy problem based on extra dimensions

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2010 - 2012

SAKAMOTO Makoto, TANIMURA Shogo, TAKENAGA Kazunori, NAGASAWA Tomoaki
qunatum information

Basic Research Promotion Service for Health and Medical Field
hierarchy problem

Basic Research Promotion Service for Health and Medical Field
quantum information

Basic Research Promotion Service for Health and Medical Field

Profile Information

Research Interests

Research Areas

Research History

Papers

Misc.

Presentations

Professional Memberships

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