SASAKI Itaru

ササキイタル | SASAKI Itaru

Affiliation and department：
Job title： Associate Professor
Homepage URL (1)： http://math.shinshu-u.ac.jp/~isasaki/index.html

Research field (1)： Basic analysis

Research keywords (4)：スペクトル解析 , 作用素論 , 関数解析 , 数理物理

Research theme for competitive and other funds (5)：

2016 - 2020 Research on the binding condition and the renormalization for a quantum system of Bose field coupled to a particle
2010 - 2013 フェルミオンとボソンの相互作用系のスペクトル解析
2008 - 2009 量子電磁力学における電子の安定性の数学的研究
2006 - 2008 粒子と量子場が相互作用する系のスペクトル解析
Mathematical Physics, Spectral analysis

Papers (21)：

Atsuhide Ishida, József Lőrinczi and Itaru Sasaki. Absence of embedded eigenvalues for non-local Schrödinger operators. Journal of Evolution Equations. 2022. 22. 82
Yasumichi Matsuzawa, Itaru Sasaki, Kyosuke Usami. Explicit diagonalization of pair interaction models. Analysis and Mathematical Physics. 2021. 11. 48
Takeru Hidaka, Fumio Hiroshima, Itaru Sasaki. Spectrum of the semi-relativistic Pauli-Fierz model II. Journal of Spectral Theory. 2021. 11. 4. 1779-1830
Jozsef Lorinczi, Itaru Sasaki. Embedded eigenvalues and Neumann-Wigner potentials for relativistic Schrodinger operators. JOURNAL OF FUNCTIONAL ANALYSIS. 2017. 273. 4. 1548-1575
Masao Hirokawa, Jacob S. Moller, Itaru Sasaki. A mathematical analysis of dressed photon in ground state of generalized quantum Rabi model using pair theory. JOURNAL OF PHYSICS A-MATHEMATICAL AND THEORETICAL. 2017. 50. 18

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MISC (1)：

Daiju Funakawa, Yasumichi Matsuzawa, Akito Suzuki, Itaru Sasaki, Noriaki Teranishi. Time operators for continuous-time and discrete-time quantum walks. LETTERS IN MATHEMATICAL PHYSICS. 2019. 110. 9. 2471-2490

Lectures and oral presentations (15)：

On the radius of convergence of the ground state in a pair interaction model
(MSJ Spring Meeting 2024 2024)
対相互作用模型の散乱理論について
(MSJ Autumn Meeting 2023 2023)
Analyticity of the ground state in the pair interaction model
(2022 RIMS Mathematical aspects of quantum fields and related topics 2023)
Bogoliubov transformation and the pair interaction model
(Non-Commutative Probability and Related Topics 2022 2022)
Regular Bogoliubov Transformations
(量子場の数理とその周辺 2019)

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Education (3)：

Professional career (1)：

Work history (6)：

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Committee career (2)：

Association Membership(s) (2)：

International Association of Mathematical Physics , The Mathematical Society of Japan

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