Experimental Observation of the Yang-Lee Quantum Criticality in Open Quantum Systems
The Yang-Lee edge singularity was originally studied from the standpoint of mathematical
foundations of phase transitions. However, direct observation of anomalous scaling with the …
foundations of phase transitions. However, direct observation of anomalous scaling with the …
Constant-temperature level densities in the quasicontinuum of Th and U isotopes
M Guttormsen, B Jurado, JN Wilson, M Aiche… - Physical Review C …, 2013 - APS
Particle-γ coincidences have been measured to obtain γ-ray spectra as a function of
excitation energy for 231–233 Th and 237–239 U. The level densities, which were extracted …
excitation energy for 231–233 Th and 237–239 U. The level densities, which were extracted …
Yang-Lee Zeros, Semicircle Theorem, and Nonunitary Criticality in Bardeen-Cooper-Schrieffer Superconductivity
Yang and Lee investigated phase transitions in terms of zeros of partition functions, namely,
Yang-Lee zeros [Phys. Rev. 87, 404 (1952) PHRVAO 0031-899X 10.1103/PhysRev. 87.404; …
Yang-Lee zeros [Phys. Rev. 87, 404 (1952) PHRVAO 0031-899X 10.1103/PhysRev. 87.404; …
Exact mesoscopic correlation functions of the Richardson pairing model
We study the static correlation functions of the Richardson pairing model (also known as the
reduced or discrete-state BCS model) in the canonical ensemble. Making use of the …
reduced or discrete-state BCS model) in the canonical ensemble. Making use of the …
Experimental observation of the Yang-Lee quantum criticality in open systems
The Yang-Lee edge singularity was originally studied from the standpoint of mathematical
foundations of phase transitions, and its physical demonstration has been of active interest …
foundations of phase transitions, and its physical demonstration has been of active interest …
Thermodynamic properties of
E Algin, U Agvaanluvsan, M Guttormsen… - Physical Review C …, 2008 - APS
Nuclear level densities for Fe 56, 57 have been extracted from the primary γ-ray spectra
using (3 He, 3 He'γ) and (3 He, α γ) reactions. Nuclear thermodynamic properties for Fe 56 …
using (3 He, 3 He'γ) and (3 He, α γ) reactions. Nuclear thermodynamic properties for Fe 56 …
Dual algebraic structures for the two-level pairing model
MA Caprio, JH Skrabacz, F Iachello - Journal of Physics A …, 2011 - iopscience.iop.org
Duality relations are explicitly established relating the Hamiltonians and basis classification
schemes associated with the number-conserving unitary and number-nonconserving …
schemes associated with the number-conserving unitary and number-nonconserving …
Pairing and specific heat in hot nuclei
D Gambacurta, D Lacroix, N Sandulescu - Physical Review C—Nuclear …, 2013 - APS
The thermodynamics of pairing phase-transition in nuclei is studied in the canonical
ensemble and treating the pairing correlations in a finite-temperature variation after …
ensemble and treating the pairing correlations in a finite-temperature variation after …
Exact and approximate ensemble treatments of thermal pairing in a multilevel model
NQ Hung, ND Dang - Physical Review C—Nuclear Physics, 2009 - APS
A systematic comparison is conducted for pairing properties of finite systems at nonzero
temperature as predicted by the exact solutions of the pairing problem embedded in three …
temperature as predicted by the exact solutions of the pairing problem embedded in three …
Inconsistencies in the description of pairing effects in nuclear level densities
KH Schmidt, B Jurado - Physical Review C—Nuclear Physics, 2012 - APS
Pairing correlations have a strong influence on nuclear level densities. Empirical
descriptions and theoretical models have been developed to take these effects into account …
descriptions and theoretical models have been developed to take these effects into account …