Research Output per year

## Fingerprint Dive into the research topics where Masao Hirokawa is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

Ground State
Mathematics

Bosons
Mathematics

Quantum Fields
Mathematics

ground state
Physics & Astronomy

Ground State Energy
Mathematics

Model
Mathematics

Infrared
Mathematics

Canonical Correlation
Mathematics

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Network
Recent external collaboration on country level. Dive into details by clicking on the dots.

## Research Output 1993 2017

1
Citation
(Scopus)

### A mathematical analysis of dressed photon in ground state of generalized quantum Rabi model using pair theory

Hirokawa, M., Moller, J. S. & Sasaki, I., Apr 5 2017, In : Journal of Physics A: Mathematical and Theoretical. 50, 18, 184003.Research output: Contribution to journal › Article

applications of mathematics

Mathematical Analysis

Ground state

Ground State

Photon

### Duality between a dark state and a quasi-dark state

Hirokawa, M., Feb 1 2017, In : Annals of Physics. 377, p. 229-242 14 p.Research output: Contribution to journal › Article

harmonic oscillators

switches

1
Citation
(Scopus)

### A mathematical aspect of a tunnel-junction for spintronic qubit

Hirokawa, M. & Kosaka, T., Sep 15 2014, In : Journal of Mathematical Analysis and Applications. 417, 2, p. 856-872 17 p.Research output: Contribution to journal › Article

Open Access

Spintronics

Magnetoelectronics

Tunnel junctions

Qubit

Tunnel

5
Citations
(Scopus)

### Spin-boson model through a Poisson-driven stochastic process

Hirokawa, M., Hiroshima, F. & Lőrinczi, J., Jan 1 2014, In : Mathematische Zeitschrift. 277, 3-4, p. 1165-1198 34 p.Research output: Contribution to journal › Article

Bosons

Stochastic Processes

Siméon Denis Poisson

Ground State

Poisson Point Process

2
Citations
(Scopus)

### One-dimensional tunnel-junction formula for the schrödinger particle

Hirokawa, M. & Kosaka, T., Dec 1 2013, In : SIAM Journal on Applied Mathematics. 73, 6, p. 2247-2261 15 p.Research output: Contribution to journal › Article

Tunnel junctions

Tunnel

Self-adjoint Extension

Electron

Electrons