Correlations of excited states for sd bosons in the presence of random interactions

Journal Article · Fri Apr 15 00:00:00 EDT 2011 · Physical Review. C, Nuclear Physics

DOI:https://doi.org/10.1103/PHYSREVC.83.044302· OSTI ID:21499553

Lei, Y ^[1]; Zhao, Y M ^[1]; Yoshida, N ^[2]; Arima, A ^[1]

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1. Institute of Nuclear, Particle, Astrophysics and Cosmology, Department of Physics, Shanghai Jiao Tong University, Shanghai 200240 (China)
2. Faculty of Informatics, Kansai University, Takatsuki 569-1095 (Japan)

In this work we study the yrast states of sd-boson systems in the presence of random interactions. It is found that the yrast states with spin-zero ground states among the random ensemble exhibit strong correlations, characterized by anharmonic vibration, s-boson or d-boson condensation, as well as vibrational and rotational motions. We study these correlations explicitly based on their wave functions and the features of two-body interactions in the random ensemble.

• OSTI ID: 21499553
• Journal Information: Physical Review. C, Nuclear Physics, Vol. 83, Issue 4; Other Information: DOI: 10.1103/PhysRevC.83.044302; (c) 2011 American Institute of Physics; ISSN 0556-2813
• Country of Publication: United States
• Language: English

Related Subjects

73 NUCLEAR PHYSICS AND RADIATION PHYSICS
BOSONS
CORRELATIONS
EXCITED STATES
GROUND STATES
INTERACTIONS
RANDOMNESS
SPIN
TWO-BODY PROBLEM
WAVE FUNCTIONS
YRAST STATES
ANGULAR MOMENTUM
ENERGY LEVELS
FUNCTIONS
MANY-BODY PROBLEM
PARTICLE PROPERTIES