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TypeAuthor(s)TitleOther TitlesCitationCitation(alt)Issue Date
article (author version)Liu, Y.; Zhang, Y.; Cho, Y. T.; Obayashi, Y.; Arai, A.; Tamashiro, H.Gender differences of suicide in Japan, 1947-2010-Journal of affective disorders-Oct-2013
bulletin (article)Arai, A.Non-relativistic limit of a Dirac-Maxwell operator in relativistic quantum electrodynamics-Hokkaido University Preprint Series in Mathematics-Dec-2001
bulletin (article)Arai, A.; Kawano, H.A class of deformations of the Schrdinger representation of the Heisenberg commutation relation and exact solution to a Heisenberg equation and a Schrdinger equation-Hokkaido University Preprint Series in Mathematics-1-Jun-2000
bulletin (article)Arai, A.; Hirokawa, M.Stability of ground states in sectors and its application to the Wigner-Weisskopf model-Hokkaido University Preprint Series in Mathematics-1-Mar-2000
bulletin (article)Arai, A.Instability in the spectral and the Fredholm properties of an infinite dimensional Dirac operator on the abstract Boson-Fermion Fock space-Hokkaido University Preprint Series in Mathematics-1-Dec-2000
bulletin (article)Arai, A.Supersymmetric methods for constructing soliton-type solutions to multi-component nonlinear Schrdinger and Klein-Gordon equations-Hokkaido University Preprint Series in Mathematics-1-Dec-2000
bulletin (article)Arai, A.Ground state of the massless Nelson model without infrared cutoff in a non-Fock representation-Hokkaido University Preprint Series in Mathematics-1-Nov-2000
bulletin (article)Arai, A.; Hirokawa, H.Grounds states of a general class of quantum field Hamiltonians-Hokkaido University Preprint Series in Mathematics-1-May-1999
bulletin (article)Arai, A.Fundamental properties of the Hamiltonian of a Dirac particle coupled to the quantized radiation field-Hokkaido University Preprint Series in Mathematics-1-Feb-1999
bulletin (article)Arai, A.Essential spectrum of a self-adjoint operator on an abstract Hilbert space of Fock type and applications to quantum field Hamiltonians-Hokkaido University Preprint Series in Mathematics-1-Feb-1999
bulletin (article)Arai, A.Infinite dimensional analysis and analytic number theory-Hokkaido University Preprint Series in Mathematics-1-Feb-1999
bulletin (article)Arai, A.On the essential spectra of quantum field Hamiltonians-Hokkaido University Preprint Series in Mathematics-1-Sep-1998
bulletin (article)Arai, A.; Hirokawa, M.; Hiroshima, F.On the absence of eigenvectors of Hamiltonians in a class of massless quantum field models without infrared cutoff-Hokkaido University Preprint Series in Mathematics-1-Dec-1998
bulletin (article)Arai, A.Representation-theoretic aspects of two-dimensional quantum systems in singular vector potentials canonical commutation relations, quantum algebras, and reduction to lattice quantum systems-Hokkaido University Preprint Series in Mathematics-1-Jun-1997
bulletin (article)Arai, A.A new estimate for the ground state energy of Schrdinger operators-Hokkaido University Preprint Series in Mathematics-1-May-1997
bulletin (article)Arai, A.; Hirokawa, M.On the existence and uniqueness of ground states of a generalized spin-boson model-Hokkaido University Preprint Series in Mathematics-1-Dec-1996
bulletin (article)Arai, A.A class of representations of the *-algebra of the canonical commutation relations over a Hilbert space and instability of embedded eigenvalues in quantum field models-Hokkaido University Preprint Series in Mathematics-1-Dec-1996
bulletin (article)Arai, A.Representation of canonical commutation relations in a gauge theory, the Aharonov-Bohm effect, and Dirac Weyl operator-Hokkaido University Preprint Series in Mathematics-1-Sep-1995
bulletin (article)Arai, A.; Hirokawa, M.On the Existence and Uniqueness of Ground States of the Spin-Boson Hamiltonian-Hokkaido University Preprint Series in Mathematics-1-Sep-1995
bulletin (article)Arai, A.Strong coupling limit of the zero-energy-state density of the Dirac-Weyl operator with a singular vector potential-Hokkaido University Preprint Series in Mathematics-1-Mar-1995
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