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

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Ground State Mathematics
Electrodynamics Mathematics
quantum electrodynamics Physics & Astronomy
radiation distribution Physics & Astronomy
Functional Integral Mathematics
Radiation Mathematics
Quantum Fields Mathematics
Ultraviolet Mathematics

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Research Output 1993 2019

  • 540 Citations
  • 14 h-Index
  • 51 Article
  • 2 Chapter
  • 1 Comment/debate

Pointwise Exponential Decay of Bound States of the Nelson Model With Kato-Class Potentials

Hiroshima, F., Jan 1 2019, Springer Optimization and Its Applications. Springer International Publishing, p. 225-250 26 p. (Springer Optimization and Its Applications; vol. 146).

Research output: Chapter in Book/Report/Conference proceedingChapter

Kato Class
Exponential Decay
Bound States
Martingale
Semigroup
6 Citations (Scopus)

Kato’s inequality for magnetic relativistic Schrödinger operators

Hiroshima, F., Ichinose, T. & Lőrinczi, J., Jan 1 2017, In : Publications of the Research Institute for Mathematical Sciences. 53, 1, p. 79-117 39 p.

Research output: Contribution to journalArticle

Operator
Vector Potential
Square root
1 Citation (Scopus)

Mass Renormalization in the Nelson Model

Hiroshima, F. & Osawa, S., Jan 1 2017, In : International Journal of Mathematics and Mathematical Sciences. 2017, 4760105.

Research output: Contribution to journalArticle

Renormalization
Effective Mass
Quantum Field Theory
Ultraviolet
Model
1 Citation (Scopus)

P(φ)1-process for the spin-boson model and a functional central limit theorem for associated additive functionals

Gheryani, S., Hiroshima, F., Lőrinczi, J., Majid, A. & Ouerdiane, H., Oct 3 2017, In : Stochastics. 89, 6-7, p. 1104-1115 12 p.

Research output: Contribution to journalArticle

Additive Functionals
Functional Central Limit Theorem
Hamiltonians
Bosons
Schwartz Distributions

Ultra-Weak Time Operators of Schrödinger Operators

Arai, A. & Hiroshima, F., Sep 1 2017, In : Annales Henri Poincare. 18, 9, p. 2995-3033 39 p.

Research output: Contribution to journalArticle

Time Operator
operators
Operator
Borel Functions
theorems