Publications (36)
Quantum Resonances and Regularity Islands in Quantum Maps
V. V. Sokolov, O. V. Zhirov, D. Alonso +1
We study analytically as well as numerically the dynamics of a quantum map near a quantum resonance of an order q. The map is embedded into a continuous unitary transformation gene…
Quantum time-of-flight measurements: kick clock versus continuous clock
D. Alonso, R. Sala Mayato, J. G. Muga
The measurement of time durations or instants of ocurrence of events has been frequently modelled ``operationally'' by coupling the system of interest to a ``clock''. According to…
The Simons Observatory: forecasted constraints on primordial gravitational waves with the expanded array of Small Aperture Telescopes
The Simons Observatory Collaboration, I. Abril-Cabezas, S. Adachi +479
We present updated forecasts for the scientific performance of the degree-scale (0.5 deg FWHM at 93 GHz), deep-field survey to be conducted by the Simons Observatory (SO). By 2027,…
A Search for Low-mass Dark Matter via Bremsstrahlung Radiation and the Migdal Effect in SuperCDMS
M. F. Albakry, I. Alkhatib, D. Alonso +130
We present a new analysis of previously published of SuperCDMS data using a profile likelihood framework to search for sub-GeV dark matter (DM) particles through two inelastic scat…
Microscopic calculations in asymmetric nuclear matter
D. Alonso, F. Sammarruca
A microscopic calculation of the equation of state for asymmetric nuclear matter is presented. We employ realistic nucleon-nucleon forces and operate within the Dirac-Brueckner-Har…
Probing cosmic velocities with the pairwise kinematic Sunyaev-Zel'dovich signal in DESI Bright Galaxy Sample DR1 and ACT DR6
B. Hadzhiyska, Y. Gong, Y. Hsu +55
We present a measurement of the pairwise kinematic Sunyaev-Zel'dovich (kSZ) signal using the Dark Energy Spectroscopic Instrument (DESI) Bright Galaxy Sample (BGS) Data Release 1 (…
A minimal power-spectrum-based moment expansion for CMB B-mode searches
S. Azzoni, M. H. Abitbol, D. Alonso +3
The characterization and modeling of polarized foregrounds has become a critical issue in the quest for primordial -modes. A typical method to proceed is to factorize and parame…
The Effects of Bandpass Variations on Foreground Removal Forecasts for Future CMB Experiments
J. T. Ward, D. Alonso, J. Errard +2
Time-dependent and systematic variations in band gain and central frequencies of instruments used to study the Cosmic Microwave Background are important factors in the data-to-map…
Fast and robust population transfer in two-level quantum systems with dephasing noise and/or systematic frequency errors
Xiao-Jing Lu, Xi Chen, A. Ruschhaupt +3
We design, by invariant-based inverse engineering, driving fields that invert the population of a two-level atom in a given time, robustly with respect to dephasing noise and/or sy…
First measurement of the nuclear-recoil ionization yield in silicon at 100 eV
M. F. Albakry, I. Alkhatib, D. Alonso +137
We measured the nuclear--recoil ionization yield in silicon with a cryogenic phonon-sensitive gram-scale detector. Neutrons from a mono-energetic beam scatter off of the silicon nu…
Cosmology from LOFAR Two-metre Sky Survey Data Release 2: Angular Clustering of Radio Sources
C. L. Hale, D. J. Schwarz, P. N. Best +17
Covering 5600 deg to rms sensitivities of 70100 Jy beam, the LOFAR Two-metre Sky Survey Data Release 2 (LoTSS-DR2) provides the largest low-frequency…
Cosmology from LOFAR Two-metre Sky Survey Data Release 2: Cross-correlation with the cosmic microwave background
S. J. Nakoneczny, D. Alonso, M. Bilicki +9
We combine the LOw-Frequency ARray (LOFAR) Two-metre Sky Survey (LoTSS) second data release (DR2) catalogue with gravitational lensing maps from the Cosmic Microwave Background (CM…
Quantum decoherence of an anharmonic oscillator monitored by a Bose-Einstein condensate
D. Alonso, S. Brouard, D. Sokolovski
The dynamics of a quantum anharmonic oscillator whose position is monitored by a Bose-Einstein condensate (BEC) trapped in a symmetric double well potential is studied. The (non-ex…
LimberJack.jl: auto-differentiable methods for angular power spectra analyses
J. Ruiz-Zapatero, D. Alonso, C. GarcÃa-GarcÃa +5
We present LimberJack.jl, a fully auto-differentiable code for cosmological analyses of 2 point auto- and cross-correlation measurements from galaxy clustering, CMB lensing and wea…
Updated design of the CMB polarization experiment satellite LiteBIRD
H. Sugai, P. A. R. Ade, Y. Akiba +216
Recent developments of transition-edge sensors (TESs), based on extensive experience in ground-based experiments, have been making the sensor techniques mature enough for their app…
The LiteBIRD Satellite Mission - Sub-Kelvin Instrument
A. Suzuki, P. A. R. Ade, Y. Akiba +149
Inflation is the leading theory of the first instant of the universe. Inflation, which postulates that the universe underwent a period of rapid expansion an instant after its birth…
The Simons Observatory: Science Goals and Forecasts for the Enhanced Large Aperture Telescope
The Simons Observatory Collaboration, M. Abitbol, I. Abril-Cabezas +419
We describe updated scientific goals for the wide-field, millimeter-wave survey that will be produced by the Simons Observatory (SO). Significant upgrades to the 6-meter SO Large A…
Comment on "Foundations of quantum mechanics: Connection with stochastic processes"
D. Alonso, J. G. Muga, R. Sala Mayato
Recently, Olavo has proposed several derivations of the Schrodinger equation from different sets of hypothesis ("axiomatizations") [Phys. Rev. A 61, 052109 (2000)]. One of them is…
The N5K Challenge: Non-Limber Integration for LSST Cosmology
C. D. Leonard, T. Ferreira, X. Fang +9
The rapidly increasing statistical power of cosmological imaging surveys requires us to reassess the regime of validity for various approximations that accelerate the calculation o…
Speakable and unspeakable in quantum measurements
D. Sokolovski, D. Alonso, S. Brouard
Quantum mechanics, in its orthodox version, imposes severe limits on what can be known, or even said, about the condition of a quantum system between two observations. A relatively…
Precise Measurement of the Radial Baryon Acoustic Oscillation Scales in Galaxy Redshift Surveys
E. Sanchez, D. Alonso, F. J. Sanchez +2
In this paper we present a new method to extract cosmological parameters using the radial scale of the Baryon Acoustic Oscillations as a standard ruler in deep galaxy surveys. The…
Optimally robust shortcuts to population inversion in two-level quantum systems
A. Ruschhaupt, Xi Chen, D. Alonso +1
We examine the stability versus different types of perturbations of recently proposed shortcuts-to-adiabaticity to speed up the population inversion of a two-level quantum system.…
The Simons Observatory: pipeline comparison and validation for large-scale B-modes
K. Wolz, S. Azzoni, C. Hervias-Caimapo +14
The upcoming Simons Observatory Small Aperture Telescopes aim at achieving a constraint on the primordial tensor-to-scalar ratio at the level of , observi…
The Simons Observatory: impact of bandpass, polarization angle and calibration uncertainties on small-scale power spectrum analysis
S. Giardiello, M. Gerbino, L. Pagano +17
We study the effects due to mismatches in passbands, polarization angles, and temperature and polarization calibrations in the context of the upcoming cosmic microwave background e…
Survey strategy optimization for the Atacama Cosmology Telescope
F. De Bernardis, J. R. Stevens, M. Hasselfield +34
In recent years there have been significant improvements in the sensitivity and the angular resolution of the instruments dedicated to the observation of the Cosmic Microwave Backg…
Decoherence in a quantum harmonic oscillator monitored by a Bose-Einstein condensate
S. Brouard, D. Alonso, D. Sokolovski
We investigate the dynamics of a quantum oscillator, whose evolution is monitored by a Bose-Einstein condensate (BEC) trapped in a symmetric double well potential. It is demonstrat…
Measuring the transition to homogeneity with photometric redshift surveys
D. Alonso, A. Bueno Belloso, F. J. Sánchez +2
We study the possibility of detecting the transition to homogeneity using photometric redshift catalogs. Our method is based on measuring the fractality of the projected galaxy dis…
Quantum Resonances of Kicked Rotor and SU(q) group
V. V. Sokolov, O. V. Zhirov, D. Alonso +1
The quantum kicked rotor (QKR) map is embedded into a continuous unitary transformation generated by a time-independent quasi-Hamiltonian. In some vicinity of a quantum resonance o…
CoLoRe-2LPT: Lyman- mock catalogues for the validation of DESI cosmological analyses
M. F. Ruiz-Herrera Bernal, S. Avila, A. Font-Ribera +90
The paper presents fast Lyman‑α forest mock catalogues generated with second‑order Lagrangian perturbation theory (2LPT) that accurately reproduce small‑scale clustering, BAO broad…
The catalog-to-cosmology framework for weak lensing and galaxy clustering for LSST
J. Prat, J. Zuntz, Y. Omori +20
We present TXPipe, a modular, automated and reproducible pipeline for ingesting catalog data and performing all the calculations required to obtain quality-assured two-point measur…
Inaccurate (weak) measurements classical and quantum
D. Sokolovski, D. Alonso, S. Brouard
We consider highly inaccurate measurements made on classical stochastic and quantum systems. In the quantum case such a \e{weak} measurement preserves coherence between the system'…
Comparison between chiral and meson-theoretic nucleon-nucleon potentials through (p,p') reactions
F. Sammarruca, D. Alonso, E. J. Stephenson
We use proton-nucleus reaction data at intermediate energies to test the emerging new generation of chiral nucleon-nucleon (NN) potentials. Predictions from a high quality one-boso…
On first-arrival-time distributions for a Dirac electron in 1+1 dimensions
D. Alonso, R. Sala Mayato, C. R. Leavens
For the special case of freely evolving Dirac electrons in dimensions, Feynman checkerboard paths have previously been used to derive Wigner's arrival-time distribution whi…
Delocalization and heat transport in multidimensional trapped ion systems
A. Ruiz-GarcÃa, J. J. Fernández, D. Alonso
We study the connection between heat transport properties of systems coupled to different thermal baths in two separate regions and their underlying nonequilibrium dynamics. We con…
Growth history and quasar bias evolution at z < 3 from Quaia
G. Piccirilli, G. Fabbian, D. Alonso +4
We make use of the Gaia-Unwise quasar catalogue, Quaia, to constrain the growth history out to high redshifts from the clustering of quasars and their cross-correlation with maps o…
Tracing The Sound Horizon Scale With Photometric Redshift Surveys
E. Sanchez, A. Carnero, J. Garcia-Bellido +6
We propose a new method for cosmological parameters extraction using the baryon acoustic oscillation scale as a standard ruler in deep galaxy surveys with photometric determination…