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for journal 'PTP'
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author 'C.* Providencia' : 52
total : 52
Search Results : 52 articles were found.
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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. 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. 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. 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. 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. 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. 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. 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