Felipe Isaule
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View article: Dipolar magnetostirring protocol for three-well atomtronic circuits
Dipolar magnetostirring protocol for three-well atomtronic circuits Open
We propose a magnetostirring protocol to create persistent currents on an annular system. Under this protocol, polar bosons confined in a three-well ring circuit reach a state with high average circulation. We model the system with an exte…
View article: Few-body bound states of bosonic mixtures in two-dimensional optical lattices
Few-body bound states of bosonic mixtures in two-dimensional optical lattices Open
We study the formation of bound states in a binary mixture of a few bosons in square optical lattices. Using the exact diagonalization method, we find that bound clusters of all available bosons can form. We provide a comprehensive numeric…
View article: Data for: Counterflow of lattice polarons in harmonically confined optical lattices
Data for: Counterflow of lattice polarons in harmonically confined optical lattices Open
Dataset for Counterflow of lattice polarons in harmonically confined optical lattices [arxiv:2502.09448].
View article: Dipolar magnetostirring protocol for three-well atomtronic circuits
Dipolar magnetostirring protocol for three-well atomtronic circuits Open
We propose a magnetostirring protocol to create persistent currents on an annular system. Under this protocol, polar bosons confined in a three-well ring circuit reach a state with high average circulation. We model the system with an exte…
View article: Rotational properties of two interacting cold polar molecules: Linear, symmetric, and asymmetric tops
Rotational properties of two interacting cold polar molecules: Linear, symmetric, and asymmetric tops Open
We examine the potential-energy curves and polarization of the dipole moments of two static polar molecules under the influence of an external dc electric field and their anisotropic dipole-dipole interaction. We model the molecules as qua…
View article: Functional renormalisation group approach to the finite-temperature Bose polaron
Functional renormalisation group approach to the finite-temperature Bose polaron Open
The functional renormalisation group (FRG) approach is employed to study Bose polarons at finite temperatures in the regime of strong attractive bath-impurity interactions. Both two- and three-dimensional configurations are considered. The…
View article: Bound impurities in a one-dimensional Bose lattice gas: Low-energy properties and quench-induced dynamics
Bound impurities in a one-dimensional Bose lattice gas: Low-energy properties and quench-induced dynamics Open
We study two mobile bosonic impurities immersed in a one-dimensional optical lattice and interacting with a bosonic bath. We employ the exact diagonalization method for small periodic lattices to study stationary properties and dynamics. W…
View article: Stable collective charging of ultracold atoms quantum batteries
Stable collective charging of ultracold atoms quantum batteries Open
We propose a novel quantum battery realized with a few interacting particles in a three-well system with different on-site energies, which could be realized with ultracold atom platforms. We prepare the initial state in the lowest energy w…
View article: Few particles with an impurity in a one-dimensional harmonic trap
Few particles with an impurity in a one-dimensional harmonic trap Open
We present a comprehensive study of the static properties of a mobile impurity interacting with a bath with a few particles trapped in a one-dimensional harmonic trap. We consider baths with either identical bosons or distinguishable parti…
View article: Functional renormalisation group approach to the finite-temperature Bose polaron
Functional renormalisation group approach to the finite-temperature Bose polaron Open
The functional renormalisation group (FRG) approach is employed to study Bose polarons at finite temperatures in the regime of strong attractive bath-impurity interactions. Both two- and three-dimensional configurations are considered. The…
View article: Few particles with an impurity in a one-dimensional harmonic trap
Few particles with an impurity in a one-dimensional harmonic trap Open
We present a comprehensive study of the static properties of a mobile impurity interacting with a bath with a few particles trapped in a one-dimensional harmonic trap. We consider baths with either identical bosons or distinguishable parti…
View article: Rotational properties of two interacting cold polar molecules: linear, symmetric, and asymmetric tops
Rotational properties of two interacting cold polar molecules: linear, symmetric, and asymmetric tops Open
We examine the potential-energy curves and polarization of the dipole moments of two static polar molecules under the influence of an external dc electric field and their anisotropic dipole-dipole interaction. We model the molecules as qua…
View article: Mobile impurities interacting with a few one-dimensional lattice bosons
Mobile impurities interacting with a few one-dimensional lattice bosons Open
We report a comprehensive study of the ground-state properties of one and two bosonic impurities immersed in small one-dimensional optical lattices loaded with a few interacting bosons. We model the system with a two-component Bose–Hubbard…
View article: Quantum phases of bosonic chiral molecules in helicity lattices
Quantum phases of bosonic chiral molecules in helicity lattices Open
We reveal the existence of polarizing quantum phases for the enantiomers of cold, interacting chiral molecules in an optical helicity lattice by means of an extended Bose-Hubbard model. These recently proposed lattices have sites with alte…
View article: Data for: Mobile impurities interacting with a few one-dimensional lattice bosons
Data for: Mobile impurities interacting with a few one-dimensional lattice bosons Open
Dataset for Mobile impurities interacting with a few one-dimensional lattice bosons (10.1088/1361-6455/acb51b). It corresponds to exact diagonalization results for energies and bipolaron sizes. The files correspond to the followin…
View article: Data for: Mobile impurities interacting with a few one-dimensional lattice bosons
Data for: Mobile impurities interacting with a few one-dimensional lattice bosons Open
Dataset for Mobile impurities interacting with a few one-dimensional lattice bosons (10.1088/1361-6455/acb51b). It corresponds to exact diagonalization results for energies and bipolaron sizes.\n\nThe files correspond to the following figu…
View article: Direct diagonalization method for a few particles trapped in harmonic potentials
Direct diagonalization method for a few particles trapped in harmonic potentials Open
We describe a procedure to systematically improve direct diagonalization results for few-particle systems trapped in one-dimensional harmonic potentials interacting by contact interactions. We start from the two-body problem to define a re…
View article: On the direct diagonalization method for a few particles trapped in\n harmonic potentials
On the direct diagonalization method for a few particles trapped in\n harmonic potentials Open
We describe a procedure to systematically improve direct diagonalization\nresults for few-particle systems trapped in one-dimensional harmonic potentials\ninteracting by contact interactions. We start from the two-body problem to\ndefine a…
View article: Weakly-Interacting Bose–Bose Mixtures from the Functional Renormalisation Group
Weakly-Interacting Bose–Bose Mixtures from the Functional Renormalisation Group Open
We provide a detailed presentation of the functional renormalisation group (FRG) approach for weakly-interacting Bose–Bose mixtures, including a complete discussion on the RG equations. To test this approach, we examine thermodynamic prope…
View article: Weakly-Interacting Bose-Bose Mixtures from the Functional Renormalisation Group
Weakly-Interacting Bose-Bose Mixtures from the Functional Renormalisation Group Open
We provide a detailed presentation of the functional renormalisation group (FRG) approach to weakly-interacting Bose-Bose mixtures, including a complete discussion on the RG equations. To test this approach, we examine thermodynamic proper…
View article: Renormalization-group study of Bose polarons
Renormalization-group study of Bose polarons Open
We study the properties of a single impurity in a dilute Bose gas, a Bose polaron, using the functional renormalization group. We use an ansatz for the effective action motivated by a derivative expansion, and we compute the energies of th…
View article: Functional renormalization for repulsive Bose-Bose mixtures at zero temperature
Functional renormalization for repulsive Bose-Bose mixtures at zero temperature Open
We study weakly-repulsive Bose-Bose mixtures in two and three dimensions at\nzero temperature using the functional renormalization group (FRG). We examine\nthe RG flows and the role of density and spin fluctuations. We study the\ncondition…
View article: A functional renormalization group approach to thermodynamics of weakly interacting Bose gases: from linear to hydrodynamic fluctuations
A functional renormalization group approach to thermodynamics of weakly interacting Bose gases: from linear to hydrodynamic fluctuations Open
We study weakly interacting Bose gases using the functional renormalization group with a hydrodynamic effective action. We use a scale-dependent parametrization of the boson fields developed previously that interpolates between a Cartesian…
View article: Application of the functional renormalization group to Bose gases: From linear to hydrodynamic fluctuations
Application of the functional renormalization group to Bose gases: From linear to hydrodynamic fluctuations Open
We study weakly interacting Bose gases using the functional renormalization group with a hydrodynamic effective action. We use a scale-dependent parametrization of the boson fields that interpolates between a Cartesian representation at hi…
View article: Di-neutrons in neutron matter within a Brueckner-Hartree-Fock approach
Di-neutrons in neutron matter within a Brueckner-Hartree-Fock approach Open
We investigate the appearance of di-neutron bound states in pure neutron matter within the Brueckner-HartreeFock approach at zero temperature. We consider the Argonne nu(18) and Paris bare interactions as well as chiral two-and three-nucle…
View article: Di-nucleon structures in homogeneous nuclear matter based on two- and three-nucleon interactions
Di-nucleon structures in homogeneous nuclear matter based on two- and three-nucleon interactions Open
View article: Structure and cooling of neutron stars: nuclear pairing and superfluid effects
Structure and cooling of neutron stars: nuclear pairing and superfluid effects Open
We investigate structure and cooling properties of neutron stars making use of microscopic descriptions of nuclear matter based on realistic nucleon-nucleon interactions. The equation of state is obtained from solutions of the Brueckner-Ha…