56 citations · 382 across the 23 of their papers we have counts for
24 papers
Quantum Chinese Remainder Clock
Ivri Nagar, Alioscia Hamma, Mikel Palmero +3
The Chinese remainder theorem is used in metrology for extending the range of quantum clocks/radar/interferometry, where the phase of a signal is known relative to a set of oscilla…
Numerically Optimizing Shortcuts to Adiabaticity: A Hybrid Control Strategy
Bo Xing, Jesús G. Parejo, Sofía Martínez-Garaot +2
Achieving fast, excitation-free quantum control is a vital challenge in modern quantum technologies. In many cases, shortcuts to adiabaticity enable fast adiabatic-like protocols,…
Investigating Mobility in Spatial Biodiversity Models through Recurrence Quantification Analysis
M. S. Palmero, M. Bongestab, N. Marwan
Recurrence plots and their associated quantifiers provide a robust framework for detecting and characterising complex patterns in non-linear time-series. In this paper, we employ r…
Energetically efficient, mediated mechanical system for precise control of hoisting operations
Mikel Palmero, Juan Gonzalo Muga, Ander Tobalina
We introduce a mechanical control system for energy efficient and robust hoisting crane operations. The control system efficiently translates the harmonic motion of a spring loaded…
Shortcuts to adiabatic rotation of a two-ion chain
Ander Tobalina, Juan Gonzalo Muga, Ion Lizuain +1
We inverse engineer fast rotations of a linear trap with two ions for a predetermined rotation angle and time, avoiding final excitation. Different approaches are analyzed and comp…
Fast and robust particle shuttling for quantum science and technology
Luke Qi, John Chiaverini, Hilario Espinós +2
We review methods to shuttle quantum particles fast and robustly. Ideal robustness amounts to the invariance of the desired transport results with respect to deviations, noisy or o…
Invariant-based inverse engineering of time-dependent, coupled harmonic oscillators
A. Tobalina, E. Torrontegui, I. Lizuain +2
Two-dimensional systems with time-dependent controls admit a quadratic Hamiltonian modelling near potential minima. Independent, dynamical normal modes facilitate inverse Hamiltoni…
Time-dependent harmonic potentials for momentum or position scaling
J. G. Muga, S. Martínez-Garaot, M. Pons +2
Cooling methods and particle slowers as well as accelerators are basic tools for fundamental research and applications in different fields and systems. We put forward a generic mec…
Trapped-ion Fock state preparation by potential deformation
M. A. Simón, M. Palmero, S. Martínez-Garaot +1
We propose protocols to prepare highly excited energy eigenstates of a trapped ion in a harmonic trap which do not require laser pulses to induce transitions among internal levels.…
Towards generation of cat states in trapped ions set-ups via FAQUAD protocols and dynamical decoupling
Mikel Palmero, Miguel Ángel Simón, Dario Poletti
The high fidelity generation of strongly entangled states of many particles, such as cat states, is a particularly demanding challenge. One approach is to drive the system, within…
Thermalization with detailed-balanced two-site Lindblad dissipators
Mikel Palmero, Xiansong Xu, Chu Guo +1
The use of two-site Lindblad dissipator to generate thermal states and study heat transport raised to prominence since [J. Stat. Mech. (2009) P02035] by Prosen and Žnidarič. Here w…
Fast atom transport and launching in a nonrigid trap
A. Tobalina, M. Palmero, S. Martínez-Garaot +1
We study the shuttling of an atom in a trap with controllable position and frequency. Using invariant-based inverse engineering, protocols in which the trap is simultaneously displ…
Dynamical normal modes for time-dependent Hamiltonians in two dimensions
I. Lizuain, M. Palmero, J. G. Muga
We present the theory of time-dependent point transformations to find independent dynamical normal modes for 2D systems subjected to time-dependent control in the limit of small os…
Fast driving between arbitrary states of a quantum particle by trap deformation
S. Martínez-Garaot, M. Palmero, J. G. Muga +1
By performing a slow adiabatic change between two traps of a quantum particle, it is possible to transform an eigenstate of the original trap into the corresponding eigenstate of t…
Fast phase gates with trapped ions
M. Palmero, S. Martínez-Garaot, D. Leibfried +2
We implement faster-than-adiabatic two-qubit phase gates using smooth state-dependent forces. The forces are designed to leave no final motional excitation, independently of the in…
Shortcuts to adiabaticity for an ion in a rotating radially-tight trap
M. Palmero, Shuo Wang, D. Guéry-Odelin +2
We engineer the fast rotation of a quantum particle confined in an effectively one-dimensional, harmonic trap, for a predetermined rotation angle and time, avoiding final excitatio…
Fast bias inversion of a double well without residual particle excitation
S. Martínez-Garaot, M. Palmero, D. Guéry-Odelin +1
We design fast bias inversions of an asymmetric double well so that the lowest states in each well remain so and free from residual motional excitation. This cannot be done adiabat…
Fast separation of two trapped ions
M. Palmero, S. Martínez-Garaot, U. G. Poschinger +2
We design fast protocols to separate or recombine two ions in a segmented Paul trap. By inverse engineering the time evolution of the trapping potential composed of a harmonic and…
Optimal transport of two ions under slow spring-constant drifts
Xiao-Jing Lu, Mikel Palmero, Andreas Ruschhaupt +2
We investigate the effect of slow spring-constant drifts of the trap used to shuttle two ions of different mass. We design transport protocols to suppress or mitigate the final exc…
Fast expansions and compressions of trapped-ion chains
M. Palmero, S. Martínez-Garaot, J. Alonso +2
We investigate the dynamics under diabatic expansions/compressions of linear ion chains.Combining a dynamical normal-mode harmonic approximation with the invariant-based inverse-en…
Interference of spin-orbit coupled Bose-Einstein condensates
Sh. Mardonov, M. Palmero, M. Modugno +2
Interference of atomic Bose-Einstein condensates, observed in free expansion experiments, is a basic characteristic of their quantum nature. The ability to produce synthetic spin-o…
Fast transport of mixed-species ion chains within a Paul trap
M. Palmero, R. Bowler, J. P. Gaebler +2
We investigate the dynamics of mixed-species ion crystals during transport between spatially distinct locations in a linear Paul trap in the diabatic regime. In a general mixed-spe…
Fast transport of two ions in an anharmonic trap
M. Palmero, E. Torrontegui, D. Guéry-Odelin +1
We design fast trajectories of a trap to transport two ions using a shortcut-to-adiabaticity technique based on invariants. The effects of anharmonicity are analyzed first perturba…
Detecting quantum backflow by the density of a Bose-Einstein Condensate
M. Palmero, E. Torrontegui, M. Modugno +1
Quantum backflow is a classically forbidden effect consisting in a negative flux for states with negligible negative momentum components. It has never been observed experimentally…