activity
20202026
most citedA wide field-of-view low-resolution spectrometer at APEX: instrument design and science forecast

76 citations · 219 across the 29 of their papers we have counts for

collaborators

30 papers

astro-ph.GA2026

The NIKA2 Cosmological Legacy Survey in COSMOS: Final 1.2mm and 2mm source catalogs and redshift distribution of dusty star-forming galaxies

C. R. Carvajal-Bohorquez, G. Lagache, A. Beelen +64

We present the final 1.2mm and 2mm source catalogs and the redshift distribution of the mm-selected population from the NIKA2 Cosmological Legacy Survey (N2CLS) in the COSMOS field…

astro-ph.CO2026

First Dark Photon Search Results from the Dandelion Experiment

I. Ourahou, S. Savorgnano, C. Beaufort +9

This paper presents the first results from the Dandelion experiment, a directional detection, which searches for 1 meV dark photon dark matter. We use a spherical mirror to convert…

astro-ph.GA2026

GASTON-GP: Source catalogue and millimetre variability of massive protostellar objects

Ji-Xuan Zhou, Nicolas Peretto, A. J. Rigby +56

The processes governing protostellar mass growth remain debated, although episodic accretion is now understood as a key feature of protostellar evolution across all masses. Luminos…

astro-ph.GA2026

Resolved ISM properties and scaling relations in the barred galaxy NGC 3627: constraints from NIKA2 observations

S. Katsioli, E. M. Xilouris, F. Galliano +64

We investigate the interplay between star formation, interstellar medium (ISM) components, and dust properties in NGC 3627 using new NIKA2 1.15 and 2 mm observations from the IMEGI…

astro-ph.GA2025★ 2 cited

NIKA2 Cosmological Legacy Survey. First measurement of the confusion noise at the IRAM 30 m telescope

N. Ponthieu, F. -X. Désert, A. Beelen +54

The NIKA2 Cosmological Legacy Survey (N2CLS) is a large programme using the NIKA2 dual-band camera on the IRAM 30\,m telescope. Its goal is to improve our understanding of the phys…

astro-ph.CO2025

Thermal Sunyaev-Zel'dovich effect at the core of CL J1226.9+3332 revealed by NOEMA

M. Muñoz-Echeverría, J. -F. Macías-Pérez, R. Neri +58

We present first detailed maps of the thermal Sunyaev-Zel'dovich (tSZ) effect on a cluster with the NOrthern Extended Millimeter Array (NOEMA). The high sensitivity of t…

astro-ph.IM2025

CONCERTO: forward modeling of interferograms for calibration

A. Lundgren, A. Beelen, G. Lagache +36

The CarbON [CII] line in post-rEionisation and ReionisaTiOn epoch (CONCERTO) instrument is a low-resolution mapping Fourier-transform spectrometer, based on lumped-element kinetic…

astro-ph.IM2025

High-precision polarization measurements with Lumped Element Kinetic Inductance Detectors

Sofia Savorgnano, Andrea Catalano, Juan-Francisco Macías Perez +11

This work aims to demonstrate that two arrays of Lumped Element Kinetic Inductance Detectors (LEKIDs), when employed in filled array configuration and separated by an external line…

astro-ph.CO2025

NIKA2 Cosmological Legacy Survey: Blind detection of galaxy clusters in the COSMOS field via the Sunyaev-Zel'dovich effect

D. Chérouvrier, J. F. Macias-Perez, F. X. Désert +59

(Abridged) Clusters of galaxies, formed in the latest stages of structure formation, are unique cosmological probes. With the advent of large CMB surveys like those from the Planck…

astro-ph.GA2025

The NIKA2 cosmological legacy survey at 2 mm: catalogs, colors, redshift distributions, and implications for deep surveys

M. Béthermin, G. Lagache, C. Carvajal-Bohorquez +54

Millimeter galaxy surveys are particularly effective in detecting dusty star-forming galaxies at high redshift. While such observations are typically conducted at ~1mm, some studie…

astro-ph.GA2025★ 2 cited

Overdense fireworks in GOODS-N: Unveiling a record number of massive dusty star forming galaxies at z5.2 with the N2CLS

G. Lagache, M. Xiao, A. Beelen +59

As part of the N2CLS Survey, we have identified a remarkable overdensity of eight bright dusty star-forming galaxies at z5.2 in the GOODS-N field. Three of these galaxies, N2…

astro-ph.GA2025★ 3 cited

Continuum, CO and Water vapour maps of the Orion Nebula. First millimetre spectral imaging with Concerto

F. -X. Désert, J. F. Macías-Pérez, A. Beelen +60

The millimetre spectrum of Galactic regions and galaxies is rich in continuum and molecular lines. This diversity is mostly explored using either broad-band photometry or high-reso…

astro-ph.GA2025★ 1 cited

A panchromatic view of N2CLS GOODS-N: the evolution of the dust cosmic density since z~7

S. Berta, G. Lagache, A. Beelen +58

(abridged) To understand early star formation, it is essential to determine the dust mass budget of high-redshift galaxies. Sub-millimeter rest-frame emission, dominated by cold du…

astro-ph.CO2024★ 2 cited

Exploiting the high-resolution NIKA2 data to study the intracluster medium and dynamical state of ACT-CL J0240.0+0116

A. Paliwal, M. De Petris, A. Ferragamo +54

Having a detailed knowledge of the intracluster medium (ICM) to infer the exact cluster physics such as the cluster dynamical state is crucial for cluster-based cosmological studie…

astro-ph.IM2024★ 5 cited

KISS: instrument description and performance

J. F. Macías-Pérez, M. Fernández-Torreiro, A. Catalano +35

Kinetic inductance detectors (KIDs) have been proven as reliable systems for astrophysical observations, especially in the millimetre range. Their compact size enables to optimally…

astro-ph.IM2024

The PolarKID project: polarization measurements with KIDs for the next generation of CMB telescopes

Sofia Savorgnano, Julien Bounmy, Olivier Bourrion +10

The goal of the PolarKID project is testing a new method for the measurement of polarized sources, in order to identify all the possible instrumental systematic effects that could…

astro-ph.IM2024

CONCERTO: Instrument model of Fourier transform spectroscopy, white-noise components

Alessandro Fasano, Peter Ade, Manuel Aravena +34

Modern astrophysics relies on intricate instrument setups to meet the demands of sensitivity, sky coverage, and multi-channel observations. An example is the CONCERTO project, empl…

astro-ph.IM2024★ 4 cited

CONCERTO at APEX -- On-sky performance in continuum

W. Hu, A. Beelen, G. Lagache +36

We present the data-processing algorithms and the performance of CONCERTO (CarbON CII line in post-rEionisation and ReionisaTiOn epoch) in continuum by analysing the data from the…

astro-ph.IM2023★ 1 cited

CONCERTO: instrument and status

Alessandro Fasano, Peter Ade, Manuel Aravena +36

CONCERTO (CarbON CII line in post-rEionization and ReionizaTiOn) is a low-resolution Fourier transform spectrometer dedicated to the study of star-forming galaxies and clusters of…

astro-ph.CO2023★ 11 cited

CONCERTO: Extracting the power spectrum of the [C II ] emission line

M. Van Cuyck, N. Ponthieu, G. Lagache +21

CONCERTO is the first experiment to perform a [CII] line intensity mapping survey to target . Measuring the [CII] power spectrum allows us to study the role of dusty star-fo…

astro-ph.CO2022

CONCERTO: Simulating the CO, [CII], and [CI] line emission of galaxies in a 117 field and the impact of field-to-field variance

A. Gkogkou, M. Béthermin, G. Lagache +29

In the submm regime, spectral line scans and line intensity mapping (LIM) are new promising probes for the cold gas content and star formation rate of galaxies across cosmic time.…

astro-ph.IM2022★ 10 cited

CONCERTO: Readout and control electronics

O. Bourrion, C. Hoarau, J. Bounmy +11

The CONCERTO spectral-imaging instrument was installed at the Atacama Pathfinder EXperiment (APEX) 12-meter telescope in April 2021. It has been designed to look at radiation emitt…

astro-ph.IM2022★ 1 cited

CONCERTO: a breakthrough in wide field-of-view spectroscopy at millimeter wavelengths

Alessandro Fasano, Alexandre Beelen, Alain Benoit +37

CarbON CII line in post-rEionization and ReionizaTiOn (CONCERTO) is a low-resolution spectrometer with an instantaneous field-of-view of 18.6 arcmin, operating in the 130-310 GHz t…

astro-ph.IM2022★ 9 cited

CONCERTO : Digital processing for finding and tuning LEKIDs

Julien Bounmy, Christophe Hoarau, Juan-Francisco Macías-Pérez +10

We describe the on-line algorithms developed to probe Lumped Element Kinetic Inductance Detectors (LEKID) in this paper. LEKIDs are millimeter wavelength detectors for astronomy. L…