Publications (72)
Comparison of Sunyaev-Zel'dovich measurements from Planck and from the Arcminute Microkelvin Imager for 99 galaxy clusters
Y. C. Perrott, M. Olamaie, C. Rumsey +39
We present observations and analysis of a sample of 123 galaxy clusters from the 2013 Planck catalogue of Sunyaev-Zel'dovich sources with the Arcminute Microkelvin Imager (AMI), a…
NIKA2 mapping and cross-instrument SED extraction of extended sources with Scanamorphos
H. Roussel, N. Ponthieu, R. Adam +38
The steps taken to tailor to NIKA2 observations the Scanamorphos algorithm (initially developed to subtract low-frequency noise from Herschel on-the-fly observations) are described…
Mapping the gas thermodynamic properties of the massive cluster merger MOO J11421527 at z = 1.2
F. Ruppin, R. Adam, P. Ade +51
We present the results of the analysis of the very massive cluster MOO J11421527 at a redshift based on high angular resolution NIKA2 Sunyaev-Zel'dovich (SZ) and $Chan…
Cluster cosmology with the NIKA2 SZ Large Program
F. Mayet, R. Adam, P. Ade +42
The main limiting factor of cosmological analyses based on thermal Sunyaev-Zel'dovich (SZ) cluster statistics comes from the bias and systematic uncertainties that affect the estim…
High angular resolution SZ observations with NIKA and NIKA2
B. Comis, R. Adam, P. Ade +39
NIKA2 (New IRAM KID Arrays) is a dual band (150 and 260 GHz) imaging camera based on Kinetic Inductance Detectors (KIDs) and designed to work at the IRAM 30 m telescope (Pico Velet…
Planck 2013 results. XXIX. The Planck catalogue of Sunyaev-Zeldovich sources: Addendum
Planck Collaboration, P. A. R. Ade, N. Aghanim +276
We update the all-sky Planck catalogue of 1227 clusters and cluster candidates (PSZ1) published in March 2013, derived from Sunyaev-Zeldovich (SZ) effect detections using the first…
High resolution SZ observations at the IRAM 30-m telescope with NIKA
R. Adam, A. Adane, P. Ade +36
High resolution observations of the thermal Sunyaev-Zel'dovich (tSZ) effect are necessary to allow the use of clusters of galaxies as a probe for large scale structures at high red…
Sub-structure and merger detection in resolved NIKA Sunyaev-Zel'dovich images of distant clusters
R. Adam, O. Hahn, F. Ruppin +48
Sub-structures in the hot gas of galaxy clusters are related to their formation history and to the astrophysical processes at play in the intracluster medium (ICM). The thermal Sun…
Planck intermediate results. L. Evidence for spatial variation of the polarized thermal dust spectral energy distribution and implications for CMB -mode analysis
Planck Collaboration, N. Aghanim, M. Ashdown +156
The characterization of the Galactic foregrounds has been shown to be the main obstacle in the challenging quest to detect primordial B-modes in the polarized microwave sky. We mak…
Planck intermediate results. XXVI. Optical identification and redshifts of Planck clusters with the RTT150 telescope
Planck Collaboration, P. A. R. Ade, N. Aghanim +194
We present the results of approximately three years of observations of Planck Sunyaev-Zeldovich (SZ) sources with the Russian-Turkish 1.5-m telescope (RTT150), as a part of the opt…
High-resolution tSZ cartography of clusters of galaxies with NIKA at the IRAM 30-m telescope
F. Mayet, R. Adam, A. Adane +41
The thermal Sunyaev-Zeldovich effect (tSZ) is a powerful probe to study clusters of galaxies and is complementary with respect to X-ray, lensing or optical observations. Previous a…
Planck Intermediate Results. XI: The gas content of dark matter halos: the Sunyaev-Zeldovich-stellar mass relation for locally brightest galaxies
Planck Collaboration, P. A. R. Ade, N. Aghanim +194
We present the scaling relation between Sunyaev-Zeldovich (SZ) signal and stellar mass for almost 260,000 locally brightest galaxies (LBGs) selected from the Sloan Digital Sky Surv…
Planck 2013 results. IX. HFI spectral response
Planck Collaboration, P. A. R. Ade, N. Aghanim +217
The Planck High Frequency Instrument (HFI) spectral response was determined through a series of ground based tests conducted with the HFI focal plane in a cryogenic environment pri…
Planck intermediate results. XL. The Sunyaev-Zeldovich signal from the Virgo cluster
Planck Collaboration, P. A. R. Ade, N. Aghanim +202
The Virgo cluster is the largest Sunyaev-Zeldovich (SZ) source in the sky, both in terms of angular size and total integrated flux. Planck's wide angular scale and frequency covera…
The NIKA2 instrument, a dual-band kilopixel KID array for millimetric astronomy
M. Calvo, A. Benoit, A. Catalano +45
NIKA2 (New IRAM KID Array 2) is a camera dedicated to millimeter wave astronomy based upon kilopixel arrays of Kinetic Inductance Detectors (KID). The pathfinder instrument, NIKA,…
The NIKA 2012-2014 observing campaigns: control of systematic effects and results
A. Catalano, R. Adam, A. Adane +35
The New IRAM KID Array (NIKA) is a dual-band camera operating with frequency multiplexed arrays of Lumped Element Kinetic Inductance Detectors (LEKIDs) cooled to 100 mK. NIKA is de…
NIKA2 Performance and Cosmology Program with Galaxy Clusters
L. Perotto, R. Adam, P. Ade +38
NIKA2 is a dual-band millimetric camera of thousands of Kinetic Inductance Detectors (KID) installed at the IRAM 30-meter telescope in the Spanish Sierra Nevada. The instrument com…
Biased total mass of cool core galaxy clusters by Sunyaev-Zel'dovich effect measurements
A. Conte, M. De Petris, B. Comis +2
The Sunyaev Zel'dovich (SZ) effect from galaxy clusters is one of the most powerful cosmological tools for investigating the large-scale Universe. The big advantage of the SZ effec…
Pressure distribution of the high-redshift cluster of galaxies CL J1226.9+3332 with NIKA
R. Adam, B. Comis, J. -F. MacÃas-Pérez +37
The thermal Sunyaev-Zel'dovich (tSZ) effect is expected to provide a low scatter mass proxy for galaxy clusters since it is directly proportional to the cluster thermal energy. The…
Planck 2013 results. XXI. All-sky Compton parameter power spectrum and high-order statistics
Planck Collaboration, P. A. R. Ade, N. Aghanim +235
We have constructed the first all-sky map of the thermal Sunyaev-Zeldovich (tSZ) effect by applying specifically tailored component separation algorithms to the 100 to 857 GHz freq…
First Sunyaev-Zel'dovich mapping with the NIKA2 camera: Implication of cluster substructures for the pressure profile and mass estimate
F. Ruppin, F. Mayet, G. W. Pratt +37
The complete characterization of the pressure profile of high-redshift galaxy clusters, from their core to their outskirts, is a major issue for the study of the formation of large…
Mapping the kinetic Sunyaev-Zel'dovich effect toward MACS J0717.5+3745 with NIKA
R. Adam, I. Bartalucci, G. W. Pratt +47
Measurement of the gas velocity distribution in galaxy clusters provides insight into the physics of mergers, through which large scale structures form in the Universe. Velocity es…
Planck 2015 results. XXII. A map of the thermal Sunyaev-Zeldovich effect
Planck Collaboration, N. Aghanim, M. Arnaud +199
We have constructed all-sky y-maps of the thermal Sunyaev-Zeldovich (tSZ) effect by applying specifically tailored component separation algorithms to the 30 to 857 GHz frequency ch…
The NIKA2 commissioning campaign: performance and first results
A. Catalano, R. Adam, P. Ade +39
The New IRAM KID Array 2 (NIKA 2) is a dual-band camera operating with three frequency-multiplexed kilopixels arrays of Lumped Element Kinetic Inductance Detectors (LEKID) cooled a…
Planck intermediate results. XLIII. The spectral energy distribution of dust in clusters of galaxies
Planck Collaboration, R. Adam, P. A. R. Ade +177
Although infrared (IR) overall dust emission from clusters of galaxies has been statistically detected using data from the Infrared Astronomical Satellite (IRAS), it has not been p…
Planck intermediate results. VIII. Filaments between interacting clusters
Planck Collaboration, P. A. R. Ade, N. Aghanim +208
About half of the baryons of the Universe are expected to be in the form of filaments of hot and low density intergalactic medium. Most of these baryons remain undetected even by t…
NIKA 2: next-generation continuum/polarized camera at the IRAM 30 m telescope and its prototype
A. Ritacco, R. Adam, A. Adane +36
NIKA 2 (New Instrument of Kids Array) is a next generation continuum and polarized instrument successfully installed in October 2015 at the IRAM 30 m telescope on Pico-Veleta (Gran…
Planck intermediate results. XLIV. The structure of the Galactic magnetic field from dust polarization maps of the southern Galactic cap
Planck Collaboration, N. Aghanim, M. I. R. Alves +165
We study the statistical properties of interstellar dust polarization at high Galactic latitude, using the Stokes parameter Planck maps at 353 GHz. Our aim is to advance the unders…
Planck 2013 results. XXIX. Planck catalogue of Sunyaev-Zeldovich sources
Planck Collaboration, P. A. R. Ade, N. Aghanim +272
We describe the all-sky Planck catalogue of clusters and cluster candidates derived from Sunyaev--Zeldovich (SZ) effect detections using the first 15.5 months of Planck satellite o…
Planck intermediate results. VI: The dynamical structure of PLCKG214.6+37.0, a Planck discovered triple system of galaxy clusters
Planck Collaboration, P. A. R. Ade, N. Aghanim +200
The survey of galaxy clusters performed by Planck through the Sunyaev-Zeldovich effect has already discovered many interesting objects, thanks to the whole coverage of the sky. One…
Unveiling the merger dynamics of the most massive MaDCoWS cluster at from a multi-wavelength mapping of its intracluster medium properties
F. Ruppin, M. McDonald, M. Brodwin +51
The characterization of the Intra-Cluster Medium (ICM) properties of high-redshift galaxy clusters is fundamental to our understanding of large-scale structure formation processes.…
A low-mass galaxy cluster as a test-case study for the NIKA2 SZ Large Program
F. Kéruzoré, R. Adam, P. Ade +42
High-resolution mapping of the hot gas in galaxy clusters is a key tool for cluster-based cosmological analyses. Taking advantage of the NIKA2 millimeter camera operated at the IRA…
Planck intermediate results. LII. Planet flux densities
Planck Collaboration, Y. Akrami, M. Ashdown +147
Measurements of flux density are described for five planets, Mars, Jupiter, Saturn, Uranus, and Neptune, across the six Planck High Frequency Instrument frequency bands (100-857 GH…
First observation of the thermal Sunyaev-Zel'dovich effect with kinetic inductance detectors
R. Adam, B. Comis, J. F. MacÃas-Pérez +35
Clusters of galaxies provide valuable information on the evolution of the Universe and large scale structures. Recent cluster observations via the thermal Sunyaev-Zel'dovich (tSZ)…
Non-parametric deprojection of NIKA SZ observations: Pressure distribution in the Planck-discovered cluster PSZ1 G045.85+57.71
F. Ruppin, R. Adam, B. Comis +38
The determination of the thermodynamic properties of clusters of galaxies at intermediate and high redshift can bring new insights into the formation of large-scale structures. It…
Polarimetry at millimeter wavelengths with the NIKA camera: calibration and performance
A. Ritacco, N. Ponthieu, A. Catalano +37
Magnetic fields, which play a major role in a large number of astrophysical processes from galactic to cosmological scales, can be traced via observations of dust polarization as d…
The NIKA instrument: results and perspectives towards a permanent KID based camera for the Pico Veleta observatory
A. D'Addabbo, R. Adam, A. Adane +32
The New IRAM KIDs Array (NIKA) is a pathfinder instrument devoted to millimetric astronomy. In 2009 it was the first multiplexed KID camera on the sky; currently it is installed at…
Mapping the hot gas temperature in galaxy clusters using X-ray and Sunyaev-Zel'dovich imaging
R. Adam, M. Arnaud, I. Bartalucci +42
We propose a method to map the temperature distribution of the hot gas in galaxy clusters that uses resolved images of the thermal Sunyaev-Zel'dovich (tSZ) effect in combination wi…
NIKA: a mm camera for Sunyaev-Zel'dovich science in clusters of galaxies
J. F. MacÃas-Pérez, R. Adam, P. Ade +42
Clusters of galaxies, the largest bound objects in the Universe, constitute a cosmological probe of choice, which is sensitive to both dark matter and dark energy. Within this fram…
Detection of the tSZ effect with the NIKA camera
B. Comis, R. Adam, J. F. MacÃas-Pérez +35
We present the first detection of the thermal Sunyaev-Zel'dovich (tSZ) effect from a cluster of galaxies performed with a KIDs (Kinetic Inductance Detectors) based instrument. The…
Planck 2015 results. XXIII. The thermal Sunyaev-Zeldovich effect--cosmic infrared background correlation
Planck Collaboration, P. A. R. Ade, N. Aghanim +199
We use Planck data to detect the cross-correlation between the thermal Sunyaev-Zeldovich (tSZ) effect and the infrared emission from the galaxies that make up the the cosmic infrar…
Calibration and Performance of the NIKA2 camera at the IRAM 30-meter Telescope
L. Perotto, N. Ponthieu, J. -F. MacÃas-Pérez +45
NIKA2 is a dual-band millimetric continuum camera of 2900 Kinetic Inductance Detectors (KID), operating at and , installed at the IRAM 30-meter telescope. We p…
Probing changes of dust properties along a chain of solar-type prestellar and protostellar cores in Taurus with NIKA
A. Bracco, P. Palmeirim, Ph. André +45
The characterization of dust properties in the interstellar medium (ISM) is key for star formation. Mass estimates are crucial to determine gravitational collapse conditions for th…
Planck intermediate results. XLVIII. Disentangling Galactic dust emission and cosmic infrared background anisotropies
Planck Collaboration, N. Aghanim, M. Ashdown +157
Using the Planck 2015 data release (PR2) temperature maps, we separate Galactic thermal dust emission from cosmic infrared background (CIB) anisotropies. For this purpose, we imple…
Latest NIKA results and the NIKA-2 project
A. Monfardini, R. Adam, A. Adane +32
NIKA (New IRAM KID Arrays) is a dual-band imaging instrument installed at the IRAM (Institut de RadioAstronomie Millimetrique) 30-meter telescope at Pico Veleta (Spain). Two distin…
Planck intermediate results. XLVII. Planck constraints on reionization history
Planck Collaboration, R. Adam, N. Aghanim +163
We investigate constraints on cosmic reionization extracted from the Planck cosmic microwave background (CMB) data. We combine the Planck CMB anisotropy data in temperature with th…
Planck 2013 results. I. Overview of products and scientific results
Planck Collaboration, P. A. R. Ade, N. Aghanim +398
The ESA's Planck satellite, dedicated to studying the early Universe and its subsequent evolution, was launched 14 May 2009 and has been scanning the microwave and submillimetre sk…
Debris disks around stars in the NIKA2 era
J. -F. Lestrade, J. -C. Augereau, M. Booth +42
The new NIKA2 camera at the IRAM 30m radiotelescope was used to observe three known debris disks in order to constrain the SED of their dust emission in the millimeter wavelength d…
Planck 2015 results. XXIV. Cosmology from Sunyaev-Zeldovich cluster counts
Planck Collaboration, P. A. R. Ade, N. Aghanim +233
We present cluster counts and corresponding cosmological constraints from the Planck full mission data set. Our catalogue consists of 439 clusters detected via their Sunyaev-Zeldov…
The NIKA polarimeter on science targets. Crab nebula observations at 150 GHz and dual-band polarization images of Orion Molecular Cloud OMC-1
A. Ritacco, R. Adam, P. Ade +39
We present here the polarization system of the NIKA camera and give a summary of the main results obtained and performed studies on Orion and the Crab nebula. The polarization syst…
The NIKA2 instrument at 30-m IRAM telescope: performance and results
A. Catalano, R. Adam, P. A. R. Ade +84
The New IRAM KID Arrays 2 (NIKA2) consortium has just finished installing and commissioning a millimetre camera on the IRAM 30 m telescope. It is a dual-band camera operating with…
Planck intermediate results. XLIX. Parity-violation constraints from polarization data
Planck Collaboration, N. Aghanim, M. Ashdown +148
Parity violating extensions of the standard electromagnetic theory cause in vacuo rotation of the plane of polarization of propagating photons. This effect, also known as cosmic bi…
High angular resolution Sunyaev-Zel'dovich observations of MACS J1423.8+2404 with NIKA: Multiwavelength analysis
R. Adam, B. Comis, I. Bartalucci +42
The prototype of the NIKA2 camera, NIKA, is an instrument operating at the IRAM 30-m telescope, which can observe simultaneously at 150 and 260GHz. One of the main goals of NIKA2 i…
Planck Intermediate Results. V. Pressure profiles of galaxy clusters from the Sunyaev-Zeldovich effect
Planck Collaboration, P. A. R. Ade, N. Aghanim +214
Taking advantage of the all-sky coverage and broad frequency range of the Planck satellite, we study the Sunyaev-Zeldovich (SZ) and pressure profiles of 62 nearby massive clusters…
Planck 2015 results. I. Overview of products and scientific results
Planck Collaboration, R. Adam, P. A. R. Ade +352
The European Space Agency's Planck satellite, dedicated to studying the early Universe and its subsequent evolution, was launched 14~May 2009 and scanned the microwave and submilli…
Planck intermediate results. LIII. Detection of velocity dispersion from the kinetic Sunyaev-Zeldovich effect
Planck Collaboration, N. Aghanim, Y. Akrami +141
Using the full-mission data, we present a detection of the temperature (and therefore velocity) dispersion due to the kinetic Sunyaev-Zeldovich (kSZ) effect from clu…
Planck Intermediate Results. XXXVI. Optical identification and redshifts of Planck SZ sources with telescopes in the Canary Islands Observatories
Planck Collaboration, P. A. R. Ade, N. Aghanim +187
We present the results of approximately three years of observations of Planck Sunyaev-Zeldovich (SZ) sources with telescopes at the Canary Islands observatories as part of the gene…
NIKA2: a mm camera for cluster cosmology
J. F. Macias-Perez, R. Adam, P. Ade +37
Galaxy clusters constitute a major cosmological probe. However, Planck 2015 results have shown a weak tension between CMB-derived and cluster-derived cosmological parameters. This…
Planck 2015 results. XXVII. The Second Planck Catalogue of Sunyaev-Zeldovich Sources
Planck Collaboration, P. A. R. Ade, N. Aghanim +257
We present the all-sky Planck catalogue of Sunyaev-Zeldovich (SZ) sources detected from the 29 month full-mission data. The catalogue (PSZ2) is the largest SZ-selected sample of ga…
Performance and calibration of the NIKA camera at the IRAM 30 m telescope
A. Catalano, M. Calvo, N. Ponthieu +34
The New IRAM KID Array (NIKA) instrument is a dual-band imaging camera operating with Kinetic Inductance Detectors (KID) cooled at 100 mK. NIKA is designed to observe the sky at wa…
X-ray calibration of SZ scaling relations with the ACCEPT catalogue of galaxy clusters observed by Chandra
B. Comis, M. De Petris, A. Conte +2
We explore the scaling relation between the flux of the Sunyaev-Zel'dovich (SZ) effect and the total mass of galaxy clusters using already reduced Chandra X-ray data present in the…
High-resolution SZ imaging of clusters of galaxies with the NIKA2 camera at the IRAM 30-m telescope
F. Mayet, R. Adam, P. Ade +39
The development of precision cosmology with clusters of galaxies requires high-angular resolution Sunyaev-Zel'dovich (SZ) observations. As for now, arcmin resolution SZ observation…
Planck intermediate results. XLVI. Reduction of large-scale systematic effects in HFI polarization maps and estimation of the reionization optical depth
Planck Collaboration, N. Aghanim, M. Ashdown +170
This paper describes the identification, modelling, and removal of previously unexplained systematic effects in the polarization data of the Planck High Frequency Instrument (HFI)…
First polarised light with the NIKA camera
A. Ritacco, R. Adam, A. Adane +39
NIKA is a dual-band camera operating with 315 frequency multiplexed LEKIDs cooled at 100 mK. NIKA is designed to observe the sky in intensity and polarisation at 150 and 260 GHz fr…
Observing with NIKA2Pol from the IRAM 30m telescope. Early results on the commissioning phase
A. Ritacco, R. Adam, P. Ade +41
The NIKA2 polarization channel at 260 GHz (1.15 mm) has been proposed primarily to observe galactic star-forming regions and probe the critical scales between 0.01-0.05 pc at which…
French SKA White Book - The French Community towards the Square Kilometre Array
F. Acero, J. -T. Acquaviva, R. Adam +175
The "Square Kilometre Array" (SKA) is a large international radio telescope project characterised, as suggested by its name, by a total collecting area of approximately one square…
GASTON: Galactic Star Formation with NIKA2: A new population of cold massive sources discovered
N. Peretto, A. Rigby, R. Adam +43
Understanding where and when the mass of stars is determined is one of the fundamental, mostly unsolved, questions in astronomy. Here, we present the first results of GASTON, the G…
A multi-instrument non-parametric reconstruction of the electron pressure profile in the galaxy cluster CLJ1226.9+3332
C. Romero, M. McWilliam, J. -F. Macıas-Perez +36
Context: In the past decade, sensitive, resolved Sunyaev-Zel'dovich (SZ) studies of galaxy clusters have become common. Whereas many previous SZ studies have parameterized the pres…
The Good, the Bad and the Ugly: Statistical quality assessment of SZ detections
N. Aghanim, G. Hurier, J. -M. Diego +6
We examine three approaches to the problem of source classification in catalogues. Our goal is to determine the confidence with which the elements in these catalogues can be distin…
NIKA 150 GHz polarization observations of the Crab nebula and its spectral energy distribution
A. Ritacco, J. F. MacÃas Pérez, N. Ponthieu +45
The Crab nebula is a supernova remnant exhibiting a highly polarized synchrotron radiation at radio and millimeter wavelengths. It is the brightest source in the microwave sky with…
Confirmation of NIKA2 investigation of the Sunyaev-Zel'dovich effect by using synthetic clusters of galaxies
M. De Petris, F. Ruppin, F. Sembolini +11
The NIKA2 Sunyaev-Zel'dovich Large Program (SZLP) is focused on mapping the thermal SZ signal of a representative sample of selected Planck and ACT clusters spanning the redshift r…
A NIKA view of two star-forming infrared dark clouds: Dust emissivity variations and mass concentration
A. J. Rigby, N. Peretto, R. Adam +39
The thermal emission of dust grains is a powerful tool for probing cold, dense regions of molecular gas in the ISM, and so constraining dust properties is key to obtaining accurate…