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Articles by Alkistis Pourtsidou

Baryon-free S_8 tension with Stage IV cosmic shear surveys
21 February 2025 by Ottavia Truttero and others
Cosmology and Nongalactic Astrophysics
Interacting dark energy constraints from the full-shape analyses of BOSS DR12 and DES Year 3 measurements
5 February 2025 by M. Tsedrik and others
Cosmology and Nongalactic Astrophysics
MeerKLASS L-band deep-field intensity maps: entering the HI dominated regime
29 January 2025 by Meerklass Collaboration and others
Cosmology and Nongalactic Astrophysics, Astrophysics of Galaxies
Euclid. II. The VIS Instrument
1
2 January 2025 by Euclid Collaboration and others at LogoUniversité Libre de Bruxelles
Instrumentation and Methods for Astrophysics, Cosmology and Nongalactic Astrophysics
Euclid preparation. LII. Forecast impact of super-sample covariance on 3x2pt analysis with Euclid
12 December 2024 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Hydrogen intensity mapping with MeerKAT: Preserving cosmological signal by optimising contaminant separation
9 December 2024 by Isabella Carucci and others
Cosmology and Nongalactic Astrophysics, Instrumentation and Methods for Astrophysics
Classifying Modified Gravity and Dark Energy Theories with Bayesian Neural Networks: Massive Neutrinos, Baryonic Feedback, and the Theoretical Error
4 November 2024 by L. Thummel and others
Cosmology and Nongalactic Astrophysics
Power spectrum multipoles and clustering wedges during the Epoch of Reionization
30 October 2024 by Zhaoting Chen and Alkistis Pourtsidou
Cosmology and Nongalactic Astrophysics
Euclid. I. Overview of the Euclid mission
24 September 2024 by Euclid Collaboration and others at LogoUniversité Libre de Bruxelles
Cosmology and Nongalactic Astrophysics, Astrophysics of Galaxies
Euclid preparation. Simulations and nonlinearities beyond ΛCDM. 4. Constraints on f(R) models from the photometric primary probes
5 September 2024 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Euclid preparation. Simulations and nonlinearities beyond ΛCDM. 2. Results from non-standard simulations
5 September 2024 by Euclid Collaboration and others at LogoUniversité Libre de Bruxelles
Cosmology and Nongalactic Astrophysics
Euclid preparation. Simulations and nonlinearities beyond ΛCDM. 1. Numerical methods and validation
5 September 2024 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Dark Scattering: accelerated constraints from KiDS-1000 with \tt{ReACT} and \tt{CosmoPower}
11 July 2024 by Karim Carrion and others
Cosmology and Nongalactic Astrophysics
Euclid preparation. Modelling spectroscopic clustering on mildly nonlinear scales in beyond-ΛCDM models
11 July 2024 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Euclid. V. The Flagship galaxy mock catalogue: a comprehensive simulation for the Euclid mission
22 May 2024 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Euclid. III. The NISP Instrument
22 May 2024 by Euclid Collaboration and others at LogoUniversité Libre de Bruxelles
Instrumentation and Methods for Astrophysics, Cosmology and Nongalactic Astrophysics
Radio Frequency Interference from Radio Navigation Satellite Systems: simulations and comparison to MeerKAT single-dish data
27 April 2024 by Brandon Engelbrecht and others
Instrumentation and Methods for Astrophysics, Cosmology and Nongalactic Astrophysics
Stage-IV Cosmic Shear with Modified Gravity and Model-independent Screening
17 April 2024 by Maria Tsedrik and others
Cosmology and Nongalactic Astrophysics, High Energy Physics
Modified gravity and massive neutrinos: constraints from the full shape analysis of BOSS galaxies and forecasts for Stage IV surveys
12 December 2023 by Chiara Moretti and others
Cosmology and Nongalactic Astrophysics
Euclid preparation. TBD. Galaxy power spectrum modelling in real space
1 December 2023 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Euclid preparation. XXXI. The effect of the variations in photometric passbands on photometric-redshift accuracy
23 October 2023 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Euclid Preparation. XXVIII. Forecasts for ten different higher-order weak lensing statistics
10 July 2023 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Euclid: Constraints on f(R) cosmologies from the spectroscopic and photometric primary probes
19 June 2023 by Santiago Casas and others
Cosmology and Nongalactic Astrophysics, General Relativity and Quantum Cosmology
The foreground transfer function for HI intensity mapping signal reconstruction: MeerKLASS and precision cosmology applications
23 May 2023 by Steven Cunnington and others
Cosmology and Nongalactic Astrophysics
Euclid preparation. XXIV. Calibration of the halo mass function in Λ(ν)CDM cosmologies
16 March 2023 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Euclid preparation: XXVIII. Modelling of the weak lensing angular power spectrum
9 February 2023 by Euclid Collaboration and others
Cosmology and Nongalactic Astrophysics
Euclid: Forecasts from the void-lensing cross-correlation
6 February 2023 by Marco Bonici and others
Cosmology and Nongalactic Astrophysics
Interacting dark energy from the joint analysis of the power spectrum and bispectrum multipoles with the EFTofLSS
23 January 2023 by Maria Tsedrik and others
Cosmology and Nongalactic Astrophysics
Cosmology with the EFTofLSS and BOSS: dark energy constraints and a note on priors
16 January 2023 by Pedro Carrilho and others
Cosmology and Nongalactic Astrophysics
Interferometric HI intensity mapping: perturbation theory predictions and foreground removal effects
9 January 2023 by Alkistis Pourtsidou
Cosmology and Nongalactic Astrophysics
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