Search Results - "C. Franceschet"
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A New Readout Electronic for Kinetic Inductance Detectors
Published in Journal of low temperature physics (01-11-2022)“…With this contribution we show the readout electronics for kinetic inductance detectors (KIDs) that we are developing based on commercial IQ transceivers from…”
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Measuring CMB Spectral Distortions from Antarctica with COSMO: Blackbody Calibrator Design and Performance Forecast
Published in Journal of low temperature physics (01-12-2022)“…COSMO is a ground-based instrument to measure the spectral distortions (SD) of the Cosmic Microwave Background (CMB). In this paper, we present preliminary…”
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A chemically etched corrugated feedhorn array for D-band CMB observations
Published in Experimental astronomy (2021)“…We present the design, manufacturing, and testing of a 37-element array of corrugated feedhorns for Cosmic Microwave Background CMB) measurements between 140…”
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From BeyondPlanck to Cosmoglobe: Open Science, Reproducibility, and Data Longevity
Published in The open journal of astrophysics (2023)“…The BeyondPlanck and Cosmoglobe collaborations have implemented the first integrated Bayesian end-to-end analysis pipeline for CMB experiments. The primary…”
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The European Low Frequency Survey
Published in EPJ Web of conferences (01-01-2024)“…In this paper we present the European Low Frequency Survey (ELFS), a project that will enable the detection of primordial B-mode polarization by measuring the…”
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Q-band antenna-feed system for the Large Scale Polarization Explorer balloon experiment
Published in 2015 International Conference on Electromagnetics in Advanced Applications (ICEAA) (01-09-2015)“…This work will present the corrugated-horns, polarizers and ortho-mode transducers developed for the 49-element coherent polarimeter array working in [39, 48]…”
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Conference Proceeding -
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The European Low Frequency Survey: Observing the radio sky to understand the beginning of the Universe
Published in EPJ Web of conferences (2024)“…In this paper we present the European Low Frequency Survey (ELFS), a project that will enable the detection of primordial B-mode polarization by measuring the…”
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Measuring the CMB primordial B-modes with Bolometric Interferometry: Status and future prospects of the QUBIC experiment
Published in EPJ Web of conferences (2024)“…The Q&U Bolometric Interferometer for Cosmology (QL’BIC) is the first bolometric interferometer designed to measure the primordial B -mode polarization of the…”
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From BeyondPlanck to Cosmoglobe: Open Science, Reproducibility, and Data Longevity
Published in The open journal of astrophysics (01-03-2023)Get full text
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Measuring the CMB primordial B-modes with Bolometric Interferometry
Published in EPJ Web of conferences (01-01-2024)“…The Q&U Bolometric Interferometer for Cosmology (QL’BIC) is the first bolometric interferometer designed to measure the primordial B-mode polarization of the…”
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Modelling the radiation pattern of a dual circular polarization system
Published 23-04-2019“…We present the electromagnetic model of a dual circular polarization antenna-feed system, consisting of a corrugated feedhorn, a polarizer and an orthomode…”
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LSPE-STRIP on-sky calibration strategy using bright celestial sources
Published 08-01-2024“…In this paper we describe the global on-sky calibration strategy of the LSPE-Strip instrument. Strip is a microwave telescope operating in the Q- and W-bands…”
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Measuring the CMB spectral distortions with COSMO: the multi-mode antenna system
Published 13-06-2024“…In this work, we present the design and manufacturing of the two multi-mode antenna arrays of the COSMO experiment and the preliminary beam pattern…”
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Total power horn-coupled 150 GHz LEKID array for space applications
Published 10-06-2022“…We have developed two arrays of lumped element kinetic inductance detectors working in the D-band, and optimised for the low radiative background conditions of…”
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The LSPE-Strip beams
Published 26-01-2022“…JINST 17 P01028 (2022) In this paper we describe the design and characterization of the optical system of LSPE/Strip, a coherent polarimeter array that will…”
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Requirements on the gain calibration for LiteBIRD polarisation data with blind component separation
Published 04-11-2024“…Future cosmic microwave background (CMB) experiments are primarily targeting a detection of the primordial $B$-mode polarisation. The faintness of this signal…”
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The LiteBIRD mission to explore cosmic inflation
Published 04-06-2024“…LiteBIRD, the next-generation cosmic microwave background (CMB) experiment, aims for a launch in Japan's fiscal year 2032, marking a major advancement in the…”
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Cosmoglobe DR1 results. II. Constraints on isotropic cosmic birefringence from reprocessed WMAP and Planck LFI data
Published 03-05-2023“…A&A 679, A144 (2023) Cosmic birefringence is a parity-violating effect that might have rotated the plane of linearly polarized light of the cosmic microwave…”
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Impact of beam far side-lobe knowledge in the presence of foregrounds for LiteBIRD
Published 14-12-2023“…We present a study of the impact of an uncertainty in the beam far side-lobe knowledge on the measurement of the Cosmic Microwave Background $B$-mode signal at…”
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LiteBIRD Science Goals and Forecasts: Improving Sensitivity to Inflationary Gravitational Waves with Multitracer Delensing
Published 08-12-2023“…We estimate the efficiency of mitigating the lensing $B$-mode polarization, the so-called delensing, for the $LiteBIRD$ experiment with multiple external data…”
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