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for journal 'PTP'
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author 'J.* Providencia' : 85
total : 85
Search Results : 85 articles were found.
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Progress of Theoretical Physics Vol. 58 No. 1 (1977) pp. 223-230
: (4)
- Collective Hamiltonian in the Adiabatic Approximation
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A. Alves, L. P. de Brito, M. H. Caldeira, J. M. Domingos, P. Martins, H. Pascoal, J. da Providência, M. C. Ruivo, E. M. Silva, C. A. de Sousa, and J. N. Urbano
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Progress of Theoretical Physics Vol. 75 No. 4 (1986) pp. 862-879
: (4)
- Nuclear Fluid Dynamics at a Finite Temperarute
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J. P. da Providência
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Progress of Theoretical Physics Vol. 79 No. 6 (1988) pp. 1273-1278
: (4)
- Quantization of the Adiabatic TDHF Theory of Large Amplitude Collective Motion
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Joāo da Providência and Tsutomu Une
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Progress of Theoretical Physics Vol. 81 No. 6 (1989) pp. 1198-1216
: (4)
- Equation of Collective Submanifold for Mixed States
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Masatoshi Yamamura, João da Providência, Atsushi Kuriyama and Carlos Fiolhais
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Progress of Theoretical Physics Vol. 83 No. 4 (1990) pp. 749-765
: (4)
- On the Random Phase Approximation Based on the Thermo Field Dynamics Formalism
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Masatoshi Yamamura, João da Providência, Atsushi Kuriyama and Carlos Fiolhais
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Progress of Theoretical Physics Vol. 84 No. 3 (1990) pp. 452-469
: (4)
- Description of Mixed States Based on the Time-Dependent Hartree-Fock Theory. I
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Atsushi Kuriyama, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 84 No. 6 (1990) pp. 1115-1125
: (4)
- Description of Mixed States Based on the Time-Dependent Hartree-Fock Theory. II
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Atsushi Kuriyama, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 85 No. 5 (1991) pp. 939-944
: (4)
- Two Types of Schrödinger Time Evolution in the Formalism of Thermo Field Dynamics and Their Equivalence to the Liouville-von Neumann Equation
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João da Providência, Masatoshi Yamamura and Atsushi Kuriyama
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Progress of Theoretical Physics Vol. 86 No. 2 (1991) pp. 419-428
: (4)
- Application of the Canonical Theory of Mixed State to the Description of Bound States of the Nucleus. I
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Atsushi Kuriyama João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 87 No. 1 (1992) pp. 135-149
: (4)
- Description of Mixed States Based on the Time-Dependent Hartree-Fock Theory. III
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Atsushi Kuriyama, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 87 No. 4 (1992) pp. 911-925
: (4)
- Application of the Canonical Theory of Mixed State to the Description of Bound State of the Nucleus. II
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Atsushi Kuriyama, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 87 No. 6 (1992) pp. 1377-1386
: (4)
- On the Canonical Equivalence of Classical Boson Expansions for Mixed States
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Masatoshi Yamamura, Atsushi Kuriyama and João da Providência
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Progress of Theoretical Physics Vol. 94 No. 6 (1995) pp. 1039-1059
: (4)
- Thermal Effect in Lipkin Model. I
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 95 No. 1 (1996) pp. 79-96
: (4)
- Note on Boson Expansion and Boson Coherent State for the $su$(2)-Spin System
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 95 No. 2 (1996) pp. 339-351
: (4)
- Thermal Effect in Lipkin Model. II
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Atsushi Kuriyama, João da Providência, Constan\cciaProvidência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 96 No. 1 (1996) pp. 125-144
: (4)
- Thermal Effect in the Lipkin Model. III
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 96 No. 2 (1996) pp. 387-406
: (4)
- Three Forms of Boson Expansions for the $su(2)$-Spin System and Their $c$-Number Counterparts
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Atsushi Kuriyama, Jo&ão da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 98 No. 2 (1997) pp. 381-392
: (4)
- Three Forms of Coherent States in the $su(2)$-Spin System and Related Classical Counterparts
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 98 No. 4 (1997) pp. 893-915
: (4)
- A Boson System Interacting with an External Harmonic Oscillator
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Atsushi Kuriyama, João da Providência,* Yasuhiko Tsue** and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 99 No. 5 (1998) pp. 819-829
: (4)
- Modification of the Conventional Holstein-Primakoff Boson Representation for the $\boldsymbol{su(1,1)}$-Algebra and Its Classical Counterpart
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 100 No. 5 (1998) pp. 993-1011
: (4)
- A Possible Description of Many-Body System Composed of Three Kinds of Boson Operators
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 100 No. 6 (1998) pp. 1181-1202
: (4)
- A Boson System Interacting with an External Harmonic Oscillator
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 101 No. 1 (1999) pp. 139-145
: (4)
- On the $\mbf q$-Boson Realization of the $\mbf su_q$(2) and $\mbf su_q$(1,1) Algebras
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João da Providência, Masatoshi Yamamura and Atsushi Kuriyama
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Progress of Theoretical Physics Vol. 101 No. 5 (1999) pp. 1001-1016
: (4)
- Instability of Thermal Equilibrium State of the Lipkin Model
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 103 No. 2 (2000) pp. 285-303
: (4)
- On the Schwinger Boson Representation of an Extended $\mbf\mbfplus (M+1)(N+1)$-Dimensional Algebra Containing the $\mbf\mbfplus su(M+1)$- and the $\mbf\mbfplus su(N,1)$-Algebra
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Atsushi Kuriyama, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 103 No. 2 (2000) pp. 305-319
: (4)
- A Possible Description of Many-Body System Composed of Four Kinds of Boson Operators
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Atsushi Kuriyama, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 103 No. 4 (2000) pp. 733-745
: (4)
- The Lipkin Model in a New Boson Realization
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Atsushi Kuriyama, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 104 No. 1 (2000) pp. 143-153
: (4)
- On the Coupling of Two $\mbf\mbfplus su(1,1)$ Spins in the Holstein-Primakoff Type Boson Representation
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Atsushi Kuriyama, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 104 No. 1 (2000) pp. 155-172
: (4)
- A Note on a Boson Realization in Many-Boson System
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Atsushi Kuriyama, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 104 No. 1 (2000) pp. 259-263
: (4)
- An Orthogonal Set Constituted by Eight Kinds of Boson Operators
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Atsushi Kuriyama, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 104 No. 3 (2000) pp. 555-574
: (4)
- Imperfect Bose System and Its Mixed State Representation. I
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 105 No. 5 (2001) pp. 717-728
: (4)
- Utility of $\boldsymbol{su(1,1)}$-Algebra in a Schematic Nuclear $\boldsymbol{su(2)}$-Model
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Hideaki Akaike, Yasuhiko Tsue, Constança Providência, João da Providência, Atsushi Kuriyama and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 105 No. 5 (2001) pp. 729-749
: (4)
- Pairing Model and Mixed State Representation. I
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 105 No. 6 (2001) pp. 933-960
: (4)
- A Possible Boson Realization of Generalized Lipkin Model for Many-Fermion System
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 106 No. 4 (2001) pp. 751-763
: (4)
- Deformed Boson Scheme including Conventional $\boldsymbol q$-Deformation in Time-Dependent Variational Method. I
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 106 No. 4 (2001) pp. 765-781
: (4)
- Deformed Boson Scheme including Conventional $\boldsymbol q$-Deformation in Time-Dependent Variational Method. II
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 107 No. 1 (2002) pp. 43-63
: (4)
- Pairing Model and Mixed State Representation. II
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue, and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 107 No. 1 (2002) pp. 65-86
: (4)
- Deformed Boson Scheme including Conventional $\boldsymbol q$-Deformation in Time-Dependent Variational Method. III
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 107 No. 2 (2002) pp. 443-448
: (4)
- Note on the Deformed Boson Scheme in Time-Dependent Variational Method
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 107 No. 6 (2002) pp. 1273-1278
: (4)
- On the Multiboson Coherent State in Deformed Boson Scheme
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 107 No. 6 (2002) pp. 1279-1284
: (4)
- Two Contrastive Boson-Pair Coherent States in Deformed Boson Scheme
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 108 No. 2 (2002) pp. 323-346
: (4)
- Deformed Boson Scheme including Conventional $\boldsymbol{q}$-Deformation in Time-Dependent Variational Method. IV
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 108 No. 3 (2002) pp. 533-543
: (4)
- Even-Odd Effect on the Thermal Equilibrium State of the Pairing Model. I
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 108 No. 3 (2002) pp. 545-558
: (4)
- Even-Odd Effect on the Thermal Equilibrium State of the Pairing Model. II
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Atsushi Kuriyama, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 108 No. 4 (2002) pp. 783-787
: (4)
- Note on the Deformed Boson Scheme in Four Kinds of Boson Operators
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 109 No. 1 (2003) pp. 77-86
: (4)
- The $su(1,1)$-Algebraic Boson Model in the Deformed Boson Scheme
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 109 No. 5 (2003) pp. 875-879
: (4)
- On the Boson Number Operator in the Deformed Boson Scheme
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 109 No. 6 (2003) pp. 943-958
: (4)
- A Possible Form of the Orthogonal Set in Six Kinds of Boson Operators
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 109 No. 6 (2003) pp. 959-968
: (4)
- Note on the Orthogonal Set in Six Kinds of Boson Operators
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 110 No. 3 (2003) pp. 517-548
: (4)
- Deformed Boson Scheme Stressing Even-Odd Boson Number Difference. I
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 110 No. 4 (2003) pp. 757-768
: (4)
- Imperfect Bose System and Its Mixed State Representation. II
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Atsushi Kuriyama, João da Providência, Masahiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 110 No. 6 (2003) pp. 1071-1085
: (4)
- Deformed Boson Scheme Stressing Even-Odd Boson Number Difference. II
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 111 No. 4 (2004) pp. 509-523
: (4)
- Deformed Boson Scheme Stressing Even-Odd Boson Number Difference. III
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Atsushi Kuriyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 112 No. 3 (2004) pp. 383-397
: (2)
- The Heisenberg Antiferromagnet
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João da Providência, Masatoshi Yamamura, Constança Providência, Marta Brajczewska and João da Providência, Jr
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Progress of Theoretical Physics Vol. 112 No. 6 (2004) pp. 997-1012
: (4)
- Coupling Schemes for an $n$ $su(2)$ Spin System
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Masatoshi Yamamura, Constança Providência, João da Providência, Yasuhiko Tsue and João da Providência, Jr.
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Progress of Theoretical Physics Vol. 113 No. 1 (2005) pp. 153-168
: (4)
- On the Eigenvalue Problem of the $su(1,1)$-Algebra and the Coupling Scheme of Two $su(1,1)$-Spins
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Seiya Nishiyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 113 No. 3 (2005) pp. 555-562
: (4)
- A Note on the Eigenvalue Problem in the su(1,1)-Algebra
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Seiya Nishiyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 113 No. 3 (2005) pp. 563-580
: (4)
- A Possible Boson Realization of the $so(4)$- and the $so(3,1)$-Algebra
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Seiya Nishiyama, Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 114 No. 1 (2005) pp. 57-75
: (4)
- The Lipkin Model in the $su(M+1)$-Algebra for Many-Fermion System and Its Counterpart in the Schwinger Boson Representation
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Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 115 No. 1 (2006) pp. 129-141
: (4)
- On Parametric Resonance in Quantum Many-Body System
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Yasuhiko Tsue, João da Providência, Atsushi Kuriyama and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 115 No. 1 (2006) pp. 143-153
: (4)
- Boson Realization of the $su(3)$-Algebra. I
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Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 115 No. 1 (2006) pp. 155-164
: (4)
- Boson Realization of the $su(3)$-Algebra. II
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Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 115 No. 3 (2006) pp. 547-559
: (4)
- Boson Realization of the $su(3)$-Algebra. III
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Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 115 No. 3 (2006) pp. 561-566
: (4)
- Boson Realization of the $su(3)$-Algebra. IV
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Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 115 No. 4 (2006) pp. 739-757
: (4)
- A New Boson Realization of the Two-Level Pairing Model in a Many-Fermion System and Its Classical Counterpart
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Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 115 No. 4 (2006) pp. 759-764
: (4)
- A Note on the Two-Level Pairing Model Obeying the $su(2) \otimes su(2)$-Algebra
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Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 116 No. 1 (2006) pp. 87-105
: (4)
- The Lipkin Model in Many-Fermion System as an Example of the $su(1,1) \otimes\ su(1,1)$-Algebraic Model
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Constança Providência, João da Providência, Yasuhiko Tsue and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 117 No. 3 (2007) pp. 431-449
: (4)
- Semi-Classical Approach to the Two-Level Pairing Model
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 117 No. 5 (2007) pp. 835-851
: (4)
- Classical and Quantal Descriptions of Small Amplitude Fluctuations around Equilibriums in the Two-Level Pairing Model
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 117 No. 5 (2007) pp. 853-860
: (4)
- A Refined Numerical Result on the First Excitation Energy in the Two-Level Pairing Model
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 121 No. 6 (2009) pp. 1237-1287
: (c)
- Many-Quark Model with $su(4)$ Algebraic Structure
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 122 No. 3 (2009) pp. 693-711
: (c)
- Note on Many-Quark Model with $su(4)$ Algebraic Structure
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 122 No. 4 (2009) pp. 911-926
: (c)
- On the Exact Eigenstates and the Ground States Based on the Boson Realization for Many-Quark Model with $su(4)$ Algebraic Structure
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 122 No. 4 (2009) pp. 1065
: (c)
- Note on Many-Quark Model with $su(4)$ Algebraic Structure
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 123 No. 6 (2010) pp. 1013-1028
: (c)
- First-Order Quark-Hadron Phase-Transition in a NJL-Type Model for Nuclear and Quark Matter
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Yasuhiko Tsue, João da Providência, Constança Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 126 No. 1 (2011) pp. 115-134
: (c)
- On the Color-Singlet States in Many-Quark Model with the $su(4)$-Algebraic Structure. I
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 126 No. 2 (2011) pp. 293-311
: (c)
- On the Color-Singlet States in Many-Quark Model with the $su(4)$-Algebraic Structure. II
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 126 No. 2 (2011) pp. 313-330
: (c)
- On the Color-Singlet States in Many-Quark Model with the $su(4)$-Algebraic Structure. III
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 127 No. 1 (2012) pp. 117-143
: (c)
- Background of the $su(2)$-Algebraic Many-Fermion Models in the Boson Realization
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 127 No. 2 (2012) pp. 303-314
: (c)
- Note on the Minimum Weight States in the $su(2)$-Algebraic Many-Fermion Model
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 127 No. 4 (2012) pp. 751-768
: (c)
- Re-Formation of Many-Quark Model with the $su(4)$-Algebraic Structure in the Schwinger Boson Realization
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 127 No. 4 (2012) pp. 769-779
: (c)
- Color-Singlet Three-Quark States in the $su(4)$-Algebraic Many-Quark Model
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 128 No. 3 (2012) pp. 507-522
: (c)
- Effective Potential Approach to Quark Ferromagnetization in High Density Quark Matter
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Yasuhiko Tsue, João da Providência, Constança Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 128 No. 4 (2012) pp. 693-715
: (c)
- The BCS-Bogoliubov and the $su(2)$-Algebraic Approach to the Pairing Model in Many-Fermion System
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura
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Progress of Theoretical Physics Vol. 128 No. 4 (2012) pp. 717-726
: (c)
- A Role of the Quasiparticle in the Conservation of the Fermion Number
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Yasuhiko Tsue, Constança Providência, João da Providência and Masatoshi Yamamura