A method to find the Excited-States Quantum Phase Transitions (ESQPT's) from parity-symmetry in the Dicke model is studied and presented. This method allows us to stablish a critical energy where ESQPT's take places, and divides the whole energy spectrum in two regions with different properties
We study the critical behavior of excited states and its relation to order and chaos in the Jaynes-C...
AbstractThe full Dicke model describes a system of N identical two level-atoms coupled to a single m...
We study the quantum phase diagram and the onset of quantum critical phenomena in a generalized Dick...
We study the phase diagram of the Dicke model in terms of the excitation energy and the radiation-ma...
We study the thermodynamics of the full version of the Dicke model, including all the possible value...
In this contribution, the critical behavior of excited state quantum phase transitions (ESQPT's) and...
In the thesis we investigate and classify critical phenomena in the extended Dicke model (EDM) which...
The Dicke model describing an ensemble of two-state atoms interacting with a single quantized mode o...
The critical behavior in an important class of excited state quantum phase transitions is signaled b...
We investigate a generalized Dicke model by introducing two interacting spin ensembles coupled with ...
[[abstract]]© 2008 American Physical Society-We extend the idea of quantum phase transitions of ligh...
We obtain the ground-state energy level and associated geometric phase in the Dicke model analytical...
[[abstract]]We study the quantum phase transition of an N two-level system ensemble interacting with...
We show that excited-state quantum phase transitions (ESQPTs) in a system in which the parity symmet...
We show how various mathematical formalisms, specifically the catastrophe formalism and group theory...
We study the critical behavior of excited states and its relation to order and chaos in the Jaynes-C...
AbstractThe full Dicke model describes a system of N identical two level-atoms coupled to a single m...
We study the quantum phase diagram and the onset of quantum critical phenomena in a generalized Dick...
We study the phase diagram of the Dicke model in terms of the excitation energy and the radiation-ma...
We study the thermodynamics of the full version of the Dicke model, including all the possible value...
In this contribution, the critical behavior of excited state quantum phase transitions (ESQPT's) and...
In the thesis we investigate and classify critical phenomena in the extended Dicke model (EDM) which...
The Dicke model describing an ensemble of two-state atoms interacting with a single quantized mode o...
The critical behavior in an important class of excited state quantum phase transitions is signaled b...
We investigate a generalized Dicke model by introducing two interacting spin ensembles coupled with ...
[[abstract]]© 2008 American Physical Society-We extend the idea of quantum phase transitions of ligh...
We obtain the ground-state energy level and associated geometric phase in the Dicke model analytical...
[[abstract]]We study the quantum phase transition of an N two-level system ensemble interacting with...
We show that excited-state quantum phase transitions (ESQPTs) in a system in which the parity symmet...
We show how various mathematical formalisms, specifically the catastrophe formalism and group theory...
We study the critical behavior of excited states and its relation to order and chaos in the Jaynes-C...
AbstractThe full Dicke model describes a system of N identical two level-atoms coupled to a single m...
We study the quantum phase diagram and the onset of quantum critical phenomena in a generalized Dick...
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