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NSR database version of May 23, 2024.

Search: Author = A.Kuriyama

Found 35 matches.

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2006TS01      Prog.Theor.Phys.(Kyoto) 115, 129 (2006)

Y.Tsue, J.da Providencia, A.Kuriyama, M.Yamamura

On Parametric Resonance in Quantum Many-Body System - Collective Motion and Quantum Fluctuation around It in Coupled Lipkin Model -

doi: 10.1143/PTP.115.129
Citations: PlumX Metrics


2005KU18      Prog.Theor.Phys.(Kyoto) 113, 993 (2005)

A.Kuriyama

Coherent State Combined with Mixed State for an Imperfect Boson System. I - Thermalization of Pure Squeezed Coherent State -

doi: 10.1143/PTP.113.993
Citations: PlumX Metrics


2005KU20      Prog.Theor.Phys.(Kyoto) 113, 1239 (2005)

A.Kuriyama

Coherent State Combined with Mixed State for an Imperfect Boson System. II - Static Solution and Elementary Excitation -

doi: 10.1143/PTP.113.1239
Citations: PlumX Metrics


2004KU09      Prog.Theor.Phys.(Kyoto) 111, 509 (2004)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

Deformed Boson Scheme Stressing Even-Odd Boson Number Difference. III - Parameter-Dependent Deformation -

doi: 10.1143/PTP.111.509
Citations: PlumX Metrics


2003KU38      Prog.Theor.Phys.(Kyoto) 109, 77 (2003)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

The su(1, 1)-Algebraic Boson Model in the Deformed Boson Scheme - The Second Holstein-Primakoff Representation as q-Deformed Boson Operator -

doi: 10.1143/PTP.109.77
Citations: PlumX Metrics


2003KU39      Prog.Theor.Phys.(Kyoto) 110, 517 (2003)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

Deformed Boson Scheme Even-Odd Boson Number Difference. I - Various Forms of Boson-Pair Coherent State -

doi: 10.1143/PTP.110.517
Citations: PlumX Metrics


2003KU42      Prog.Theor.Phys.(Kyoto) 110, 757 (2003)

A.Kuriyama, J.da Providencia, M.Tsue, M.Yamamura

Imperfect Bose System and Its Mixed State Representation. II - Numerical Analysis with a Short-Range Repulsive Force -

doi: 10.1143/PTP.110.757
Citations: PlumX Metrics


2003KU43      Prog.Theor.Phys.(Kyoto) 110, 1071 (2003)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

Deformed Boson Scheme Stressing Even-Odd Boson Number Difference. II - Unified Forms of Boson-Pair Coherent States in Even- and Odd-Boson Systems -

doi: 10.1143/PTP.110.1071
Citations: PlumX Metrics


2002KU06      Prog.Theor.Phys.(Kyoto) 107, 43 (2002)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

Pairing Model and Mixed State Representation. II - Grand Partition Function and Its Mean Field Approximation -

doi: 10.1143/PTP.107.43
Citations: PlumX Metrics


2002KU07      Prog.Theor.Phys.(Kyoto) 107, 65 (2002)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

Deformed Boson Scheme Including Conventional q-Deformation in Time-Dependent Variational Method. III - Deformation of the su(2, 1)-Algebra in Terms of Three Kinds of Boson Operators -

doi: 10.1143/PTP.107.65
Citations: PlumX Metrics


2002KU38      Prog.Theor.Phys.(Kyoto) 108, 533 (2002)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

Even-Odd Effect on the Thermal Equilibrium State of the Pairing Model. I - Comparison between Canonical and Grand Canonical Ensembles -

doi: 10.1143/PTP.108.533
Citations: PlumX Metrics


2002KU39      Prog.Theor.Phys.(Kyoto) 108, 545 (2002)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

Even-Odd Effect on the Thermal Equilibrium State of the Pairing Model. II - Mean Field Approximation and Renormalized Distribution -

doi: 10.1143/PTP.108.545
Citations: PlumX Metrics


2002KU40      Prog.Theor.Phys.(Kyoto) 108, 323 (2002)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

Deformed Boson Scheme including Conventional q-Deformation in Time-Dependent Variational Method. IV - The su(2)q- and the su(1, 1)q- Algebras in Four Kinds of Boson Operators -

doi: 10.1143/PTP.108.323
Citations: PlumX Metrics


2001AK06      Prog.Theor.Phys.(Kyoto) 105, 717 (2001)

H.Akaike, Y.Tsue, C.Providencia, J.da Providencia, A.Kuriyama, M.Yamamura

Utility of su(1, 1)-Algebra in a Schematic Nuclear su(2)-Model

doi: 10.1143/PTP.105.717
Citations: PlumX Metrics


2001KU11      Prog.Theor.Phys.(Kyoto) 105, 729 (2001)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

Pairing Model and Mixed State Representation. I - Thermal Equilibrium State -

doi: 10.1143/PTP.105.729
Citations: PlumX Metrics


2001KU12      Prog.Theor.Phys.(Kyoto) 105, 933 (2001)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

A Possible Boson Realization of Generalized Lipkin Model for Many-Fermion System - The su(M + 1)-Algebraic Model in Non-Symmetric Boson Representation -

doi: 10.1143/PTP.105.933
Citations: PlumX Metrics


2001KU15      Prog.Theor.Phys.(Kyoto), Suppl. 141, 113 (2001)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

Time-Evolution of the Coherent and the Squeezed States of Many-Body Systems Based on the Basic Idea of the Boson Mapping and the TDHF Method

doi: 10.1143/PTPS.141.113
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2001KU24      Prog.Theor.Phys.(Kyoto) 106, 751 (2001)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

Deformed Boson Scheme Including Conventional q-Deformation in Time-Dependent Variational Method. I - The Case of Many-Body Systems Consisting of One Kind of Boson Operator -

doi: 10.1143/PTP.106.751
Citations: PlumX Metrics


2001KU25      Prog.Theor.Phys.(Kyoto) 106, 765 (2001)

A.Kuriyama, C.Providencia, J.da Providencia, Y.Tsue, M.Yamamura

Deformed Boson Scheme Including Conventional q-Deformation in Time-Dependent Variational Method. II - Deformation of the su(2)- and the su(1, 1)-Algebras in the Schwinger Boson Representation -

doi: 10.1143/PTP.106.765
Citations: PlumX Metrics


2000KU18      Prog.Theor.Phys.(Kyoto) 103, 733 (2000)

A.Kuriyama, C.Providencia, J.da Providencia, M.Yamamura

The Lipkin Model in a New Boson Realization - Basic Idea -

doi: 10.1143/PTP.103.733
Citations: PlumX Metrics


2000KU26      Prog.Theor.Phys.(Kyoto) 104, 143 (2000)

A.Kuriyama, C.Providencia, J.da Providencia, M.Yamamura

On the Coupling of Two su(1, 1) Spins in the Holstein-Primakoff Type Boson Representation

doi: 10.1143/PTP.104.143
Citations: PlumX Metrics


2000KU27      Prog.Theor.Phys.(Kyoto) 104, 155 (2000)

A.Kuriyama, C.Providencia, J.da Providencia, M.Yamamura

A Note on a Boson Realization in Many-Boson System

doi: 10.1143/PTP.104.155
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2000KU39      Prog.Theor.Phys.(Kyoto) 104, 555 (2000)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

Imperfect Bose System and Its Mixed State Representation. I - Thermal Equilibrium State of Imperfect Bose System -

doi: 10.1143/PTP.104.555
Citations: PlumX Metrics


2000YA19      Prog.Theor.Phys.(Kyoto) 104, 385 (2000)

M.Yamamura, A.Kuriyama, T.Kunihiro

Schwinger-Type Boson Realizattion for Three-Sub-Algebras of the su(4) Algebra - The so(5), the so(4) and the su(2) x su(2) Algebra -

doi: 10.1143/PTP.104.385
Citations: PlumX Metrics


2000YA20      Prog.Theor.Phys.(Kyoto) 104, 401 (2000)

M.Yamamura, A.Kuriyama, T.Kunihiro

Schwinger-Type Boson Realization for the su(4) Algebra - In Relation to the Description of Many-Fermion Systems in Pairing Correlation -

doi: 10.1143/PTP.104.401
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1999KU25      Prog.Theor.Phys.(Kyoto) 101, 1001 (1999)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

Instability of Thermal Equilibrium State of the Lipkin Model

doi: 10.1143/PTP.101.1001
Citations: PlumX Metrics


1998KU18      Prog.Theor.Phys.(Kyoto) 99, 819 (1998)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

Modification of the Conventional Holstein-Primakoff Boson Representation for the su(1, 1)-Algebra and Its Classical Counterpart

doi: 10.1143/PTP.99.819
Citations: PlumX Metrics


1998KU30      Prog.Theor.Phys.(Kyoto) 100, 993 (1998)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

A Possible Description of Many-Body System Composed of Three Kinds of Boson Operators - The su(2, 1)-Boson Model -

doi: 10.1143/PTP.100.993
Citations: PlumX Metrics


1998KU32      Prog.Theor.Phys.(Kyoto) 100, 1181 (1998)

A.Kuriyama, J.da Providencia, Y.Tsue, M.Yamamura

A Boson System Interacting with an External Harmonic Oscillator - A Possible Description of Statistically Mixed State -

doi: 10.1143/PTP.100.1181
Citations: PlumX Metrics


1995TS06      Prog.Theor.Phys.(Kyoto) 93, 541 (1995)

Y.Tsue, A.Kuriyama, M.Yamamura

On the Hamiltonians Expressed in Terms of su(1, 1)-Generators for Describing Thermal Effects in Nuclear su(2)-Models

doi: 10.1143/ptp/93.3.541
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1994DA18      Phys.Rev. C50, 1720 (1994)

J.da Providencia, M.Yamamura, A.Kuriyama

Perturbative Description of the Temperature Dependence of the Resonance Width

doi: 10.1103/PhysRevC.50.1720
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1975KU11      Progr.Theor.Phys. 53, 489 (1975)

A.Kuriyama, T.Marumori, K.Matsuyanagi, R.Okamoto

Microscopic Structure of a New Type of Collective Excitation in Odd-Mass Mo, Ru, I, Cs and La Isotopes

NUCLEAR STRUCTURE 129,131I, 131,133Cs, 133,135La, 95,97,99Mo, 97,99,101Ru; calculated B(E2).

doi: 10.1143/PTP.53.489
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1974KU09      Progr.Theor.Phys. 51, 779 (1974)

A.Kuriyama, T.Marumori, K.Matsuyanagi

Theory of Collective Excitations in Spherical Odd-Mass Nuclei. III

NUCLEAR STRUCTURE 93Nb, 95,99Tc, 103Rh, 107Ag, 77,79Se, 81Se, 85Sr, 113Cd, 125Te; calculated levels. 93,95Nb, 95,97,99Tc, 99,101,103,105Rh, 107,109,111Ag, 73,75,77Ge, 77,79,81Se, 83,85Sr, 87Zr, 113,115Cd, 125,127,129,131Te, 131,133Xe; calculated B(E2), g, B(M1), quadrupole moment. 125Te, 99Tc, 93Nb; calculated S. 83Kr calculated B(E2), B(M1), g, S.

doi: 10.1143/PTP.51.779
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1972KU25      Prog.Theor.Phys. 47, 498 (1972)

A.Kuriyama, T.Marumori, K.Matsuyanagi

Theory of Collective Excitations in Spherical Odd-Mass Nuclei. II

NUCLEAR STRUCTURE 101Tc, 103Rh, 105Ag, 79Se, 109,111,113,115,117,119,121Cd, 111,113,115,117,119,121,123,125Sn, 119,121,123,125,127,129Te, 127,129,131,133Xe, 131,133,135Ba, 93,95Nb, 97,99,101Tc, 97,99,101,103Rh, 101,103,107Ag; calculated levels; analyzed collective excitations.Pairing+quadrupole-quadrupole model.

doi: 10.1143/PTP.47.498
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1971KU28      Progr.Theor.Phys. 46, 1420 (1971)

A.Kuriyama, M.Hasegawa, S.Tazaki, R.Okamoto

A Note on Pairing Vibrational Motion

doi: 10.1143/PTP.46.1420
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