M. Arnaud

Publication List Details

Period

1987 - 2009

Number

168

Co-Authors

Brightest Cluster Galaxies and Core Gas Density in REXCESS Clusters (2009)

Haarsma, D. B., Leisman, L., Donahue, M., Bruch, S., Boehringer, H., Croston, J. H., ...

We investigate the relationship between brightest cluster galaxies (BCGs) and their host clusters using a sample of nearby galaxy clusters from the Representative XMM-Newton Cluster Structure Survey...

The universal galaxy cluster pressure profile from a representative sample of nearby systems (REXCESS) and the Y_SZ-M_500 relation (2009)

Arnaud, M., Pratt, G. W., Piffaretti, R., Boehringer, H., Croston, J. H., Pointecouteau, E.

(abridged) We investigate the regularity of cluster pressure profiles with REXCESS, a representative sample of 33 local clusters observed with XMM-Newton. The sample spans a mass range of 10^14 M_sun

Gas entropy in a representative sample of nearby X-ray galaxy clusters (REXCESS): relationship to gas mass fraction (2009)

Pratt, G. W., Arnaud, M., Piffaretti, R., Boehringer, H., Ponman, T. J., Croston, J. H., ...

(Abridged) We examine the radial entropy distribution and its scaling using 31 nearby galaxy clusters from the Representative XMM-Newton Cluster Structure Survey (REXCESS). The entropy profiles are...

Cosmological Studies With A Large-Area X-ray Telescope (2009)

Vikhlinin, A., Allen, S. W., Arnaud, M., Bautz, M., Boehringer, H., Bonamente, M., ...

A moderate investment of observing time with the International X-ray Observatory to study high-redshift galaxy clusters detected in future large-scale surveys, will provide cosmological measurements...

The Evolution of Galaxy Clusters Across Cosmic Time (2009)

Arnaud, M., Bohringer, H., Jones, C., McNamara, B., Ohashi, T., Patnaude, D., ...

The large scale structure of the present Universe is determined by the growth of dark matter density fluctuations and by the dynamical action of dark energy and dark matter. While much progress has...

1. AN IMPROVED TECHIQUE FOR MEASUR- ING GAS DENSITY PROFILES (2009)

J. H. Croston, M. Arnaud, G. W. Pratt, H. Böhringer

We present an improved technique for the deprojection and PSF-deconvolution of X-ray surface brightness profiles of galaxy clusters. Our method is tested using simulated profiles, XMM-Newton and...

Galaxy cluster X-ray luminosity scaling relations from a representative local sample (REXCESS). (2009)

Pratt, G.W., Croston, J.H., Arnaud, M., Boehringer, H.

Original article can be found at: http://www.aanda.org/ Copyright The European Southern Observatory (ESO) DOI: 10.1051/0004-6361/200810994

Galaxy cluster X-ray luminosity scaling relations from a representative local sample (REXCESS) (2008)

Pratt, G. W., Croston, J. H., Arnaud, M., Boehringer, H.

(Abridged) We examine the X-ray luminosity scaling relations of 31 nearby galaxy clusters from the Representative XMM-Newton Cluster Structure Survey (REXCESS). The objects are selected in X-ray...

An SZ/X-ray galaxy cluster model and the X-ray follow-up of the Planck clusters (2008)

Chamballu, A., Bartlett, J. G., Arnaud, M.

Sunyaev-Zel'dovich (SZ) cluster surveys will become an important cosmological tool over next few years, and it will be essential to relate these new surveys to cluster surveys in other wavebands. We...

Non thermal emission in clusters of galaxies (2008)

Arnaud, M.

I briefly review our current knowledge of the non thermal emission from galaxy clusters and discuss future prospect with Simbol-X. Simbol-X will map the hard X-ray emission in clusters, determine its...

Galaxy-cluster gas-density distributions of the Representative XMM-Newton Cluster Structure Survey (REXCESS) (2008)

Croston, J. H., Pratt, G. W., Boehringer, H., Arnaud, M., Pointecouteau, E., Ponman, T. J., ...

We present a study of the structural and scaling properties of the gas distributions in the intracluster medium (ICM) of 31 nearby (z < 0.2) clusters observed with XMM-Newton, which together comprise...

Science with Simbol-X (2008)

Fiore, F., Arnaud, M., Briel, U., Cappi, M., Comastri, A., Decourchelle, A., ...

Simbol-X is a French-Italian mission, with a participation of German laboratories, for X-ray astronomy in the wide 0.5-80 keV band. Taking advantage of emerging technology in mirror manufacturing and...

Galaxy-cluster gas-density distributions of the Representative XMM-Newton Cluster Structure Survey (REXCESS). (2008)

Croston, J.H., Pratt, G.W., Boehringer, H., Arnaud, M., Pointecouteau, E., Ponman, T.J., ...

Original article can be found at: http://www.aanda.org/ Copyright The European Southern Observatory (ESO). DOI: 10.1051/0004-6361:20079154

A2163: Merger events in the hottest Abell galaxy cluster I. Dynamical analysis from optical data (2007)

Maurogordato, S., Cappi, A., Ferrari, C., Benoist, C., Mars, G., Soucail, G., ...

We present a detailed optical analysis of the galaxy cluster A2163 based on new multicolor wide field imaging and medium-to-high resolution (R~2000) spectroscopy. While X-ray observations have...

Calibration of the galaxy cluster M_500-Y_X relation with XMM-Newton (2007)

Arnaud, M., Pointecouteau, E., Pratt, G. W.

The quantity Y_ X, the product of the X-ray temperature T_ X and gas mass M_ g, has recently been proposed as a robust low-scatter mass indicator for galaxy clusters. Using precise measurements from...

The Representative XMM-Newton Cluster Structure Survey (REXCESS) of an X-ray Luminosity Selected Galaxy Cluster Sample (2007)

Boehringer, H., Schuecker, P., Pratt, G. W., Arnaud, M., Ponman, T. J., Croston, J. H., ...

The largest uncertainty for cosmological studies using clusters of galaxies is introduced by our limited knowledge of the statistics of galaxy cluster structure, and of the scaling relations between...

Boosting : a classification method for remote sensing (2007)

Bailly, J.S., Arnaud, M., Puech, C.

This article sets out to demonstrate how boosting can serve as a supervised classification method, and to compare its results with those of conventional methods. The comparison begins with a...

Radionuclide deposition in the Rhone River Prodelta (NW Mediterranean sea) in response to the December 2003 extreme flood (2006)

MIRALLES, Jérôme, ARNAUD, M, RADAKOVITCH, O, MARION, C, CAGNAT, X

The extreme Rhone River flood that peaked in early December 2003 with water discharges as high as 11,500 m(3) s(-1), induced major damage in southern France and transferred large amounts of...

Temperature profiles of a representative sample of nearby X-ray galaxy clusters (2006)

Pratt, G. W., Boehringer, H., Croston, J. H., Arnaud, M., Borgani, S., Finoguenov, A., ...

A study of the structural and scaling properties of the temperature distribution of the hot, X-ray emitting intra-cluster medium of galaxy clusters, and its dependence on dynamical state, can give...

An improved deprojection and PSF-deconvolution technique for galaxy-cluster X-ray surface-brightness profiles (2006)

Croston, J. H., Arnaud, M., Pointecouteau, E., Pratt, G. W.

We have developed a regularisation procedure for the direct deprojection and PSF-deconvolution of X-ray surface brightness profiles of clusters of galaxies. This procedure allows us to obtain...

The new XEUS science case (2006)

Hasinger, G., Arnaud, M., Barcons, X., Barret, D., Bleeker, J.A., Böhringer, H., ...

XEUS is the potential successor to ESA's XMM-Newton X-ray observatory and is being proposed in response to the Cosmic Vision 2015-2025 long term plan for ESA's Science Programme. A new mission...

An improved deprojection and PSF-deconvolution technique for galaxy-cluster x-ray surface-brightness profiles. (2006)

Croston, J.H., Arnaud, M., Pointcouteau, E., Pratt, G.W.

Original article can be found at: http://www.aanda.org/ Copyright The European Southern Observatory DOI: 10.1051/0004-6361:20065795

A multiscale regularized restoration algorithm for XMM-Newton data (2005)

Bourdin, H., Slezak, E., Bijaoui, A., Arnaud, M.

We introduce a new multiscale restoration algorithm for images with few photons counts and its use for denoising XMM data. We use a thresholding of the wavelet space so as to remove the noise...

Optically-selected clusters at 0.8 < z < 1.3 in the EIS Cluster Survey (2005)

Benoist, C., Da Costa, L., Jørgensen, H. E., Olsen, L. F., Bardelli, S., Zucca, E., ...

This paper presents preliminary results of a spectroscopic survey being conducted at the VLT of fields with optically-selected cluster candidates identified in the EIS I-band survey. Here we report...

The XMM-Newton $\\Omega$ Project (2005)

Bartlett, J. G., Aghanim, N., Arnaud, M., Bernard, J. -Ph., Blanchard, A., Boer, M., ...

The abundance of high-redshift galaxy clusters depends sensitively on the matter density $\\OmM$ and, to a lesser extent, on the cosmological constant $\\Lambda$. Measurements of this abundance...

Chandra observation of the multiple merger cluster Abell 521 (2005)

Ferrari, C., Arnaud, M., Ettori, S., Maurogordato, S., Rho, J.

We present the Chandra analysis of the galaxy cluster A521 (z=0.247). The high resolution of the Chandra observation has allowed us to refine the original merging scenario proposed for A521, and to...

Structural and scaling properties of galaxy clusters: probing the physics of structure formation (2005)

Arnaud, M., Pratt, G. W., Pointecouteau, E.

We present XMM-Newton studies of the total mass, gas density, temperature and entropy profiles in nearby hot and cool clusters, together with follow-up observations of distant clusters from the SHARC...

Measuring Cluster Temperature Profiles with XMM/EPIC (2005)

Arnaud, M., Neumann, D. M., Aghanim, N., Gastaud, R., Majerowicz, S., Hughes, J. P.

Using the PV observation of A1795, we illustrate the capability of XMM-EPIC to measure cluster temperature profiles, a key ingredient for the determination of cluster mass profiles through the...

XMM- Newton Observation of the Coma Galaxy Cluster: The temperature structure in the central region (2005)

Arnaud, M., Aghanim, N., Gastaud, R., Neumann, D. M., Lumb, D., Briel, U., ...

We present a temperature map and a temperature profile of the central part (r < 20\' or 1/4 virial radius) of the Coma cluster. We combined 5 overlapping pointings made with XMM/EPIC/MOS and...

Structure and scaling of the entropy in nearby galaxy clusters (2005)

Pratt, G. W., Arnaud, M., Pointecouteau, E.

Using XMM-Newton observations, we investigate the scaling and structural properties of the ICM entropy in a sample of 10 nearby (z < 0.2) relaxed galaxy clusters in the temperature range 2-9 keV. We...

X-ray observations of Clusters of Galaxies (2005)

Arnaud, M.

X-ray observations of clusters provide key information on the dark matter, on the formation of structures in the Universe, and can be used to constrain the cosmological parameters. I review our...

XMM-Newton observation of the distant (z=0.6) galaxy cluster RX J1120.1+4318 (2005)

Arnaud, M., Majerowicz, S., Lumb, D., Neumann, D. M., Aghanim, N., Blanchard, A., ...

We report on a 20 ksec XMM observation of the distant cluster RXJ1120.1+4318, discovered at z=0.6 in the SHARC survey. The cluster has a regular spherical morphology, suggesting it is in a relaxed...

Probing the dark matter profile of hot clusters and the M-T relation with XMM-Newton (2005)

Pointecouteau, E., Arnaud, M., Pratt, G. W.

We present results based on XMM-Newton observations of a small sample of hot galaxy clusters. Making a full use of XMM-Newton's spectro-imaging capabilities, we have extracted the radial temperature...

The structural and scaling properties of nearby galaxy clusters - II. The M-T relation (2005)

Arnaud, M., Pointecouteau, E., Pratt, G. W.

Using a sample of ten nearby (z< 0.15), relaxed galaxy clusters in the temperature range [2-9] keV, we have investigated the scaling relation between the mass at various density contrasts...

XMM-Newton observations of three poor clusters: Similarity in dark matter and entropy profiles down to low mass (2004)

Pratt, G. W., Arnaud, M.

(Abridged) We present an analysis of the mass and entropy profiles of three poor clusters (A1991, A2717 and MKW9) observed with XMM-Newton. The clusters have similar temperatures (kT=2.65, 2.53 and...

Introducing BAX: a database for X-ray clusters and groups of galaxies (2004)

Sadat, R., Blanchard, A., Arnaud, M., Mathez, G., Madore, B., ...

We present BAX, Base de Donnees Amas de Galaxies X (http://webast.ast.obs-mip.fr/bax), a multi-wavelength database dedicated to X-ray clusters and groups of galaxies allowing detailed information...

XMM-Newton observation of the relaxed cluster A478: gas and dark matter distribution from 0.01 R_200 to 0.5 R_200 (2004)

Pointecouteau, E., Arnaud, M., Kaastra, J., De Plaa, J.

We present an \xmm mosaic observation of the hot ($kT\sim6.5$ keV) and nearby ($z=0.0881$) relaxed cluster of galaxies A478. We derive precise gas density, gas temperature, gas mass and total mass...

XMM-Newton Observation of the Cooling-Flow Cluster Abell 478 (2004)

Plaa, J. De, Kaastra, J.S., Tamura, T., Mendez, R.M., Peterson, J.R., Pointecouteau, E., ...

We present the results of an XMM-Newton observation of the hot cooling-flow cluster Abell 478 performed in Guaranteed Time. Using the large effective area and high spectral resolution of XMM-Newton...

Characterisation of biodiversity in improved rubber agroforests in West-Kalimantan, Indonesia. Real and Potential uses for spontaneous plants (2004)

Diaz-Novellon, S., Penot, E., Arnaud, M.

Since the introduction of rubber at the turn of the 20th century smallholders have developed an original complex agroforestry system called jungle rubber in which non selected young rubber trees...

Characterisation of biodiversity in improved rubber agroforests in West-Kalimantan, Indonesia. Real and Potential uses for spontaneous plants (2004)

Diaz-Novellon, S., Penot, E., Arnaud, M.

Since the introduction of rubber at the turn of the 20th century smallholders have developed an original complex agroforestry system called jungle rubber in which non selected young rubber trees...

Structural and scaling properties of galaxy clusters: probing the physics of structure formation (2003)

Arnaud, M., Pratt, G. W., Pointecouteau, E.

We present XMM-Newton studies of the total mass, gas density, temperature and entropy profiles in nearby hot and cool clusters, together with follow-up observations of distant clusters from the SHARC...

SIMBOL-X : a new generation hard X-ray telescope (2003)

Ferrando, P., Arnaud, M., Cordier, B., Goldwurm, A., Limousin, O., Paul, J., ...

SIMBOL-X is a hard X-ray mission, operating in the 0.5-70 keV range, which is proposed by a consortium of European laboratories for a launch around 2010. Relying on two spacecraft in a formation...

The origin of X-ray emission of two distant (z>1) cluster candidate with XMM-Newton (2003)

Neumann, D. M., Arnaud, M., Benoist, C., Da Costa, L., Jørgensen, H. E., Olsen, L. F., ...

We present here a study of XMM-Newton data of two distant galaxy cluster candidates. One of these was discovered serendipitously in near infrared data, CL J0533-2411, the other one corresponds to the...

Entropy scaling in galaxy clusters: insights from an XMM-Newton observation of the poor cluster A1983 (2003)

Pratt, G. W., Arnaud, M.

An XMM-Newton observation of the cool (kT=2.1 keV) cluster A1983, at z=0.044, is presented. Gas density and temperature profiles are calculated for the inner 500 h_{50}^{-1} kpc (~0.35 r_200). The...

Structural and scaling properties of galaxy clusters: probing the physics of structure formation (2003)

Arnaud, M., Pratt, G. W., Pointecouteau, E.

We present XMM-Newton studies of the total mass, gas density, temperature and entropy profiles in nearby hot and cool clusters, together with follow-up observations of distant clusters from the SHARC...

Structural and scaling properties of galaxy clusters: probing the physics of structure formation (2003)

Arnaud, M., Pratt, G. W., Pointecouteau, E.

We present XMM-Newton studies of the total mass, gas density, temperature and entropy profiles in nearby hot and cool clusters, together with follow-up observations of distant clusters from the SHARC...

The mass profile of A1413 observed with XMM-Newton: implications for the M-T relation (2002)

Pratt, G. W., Arnaud, M.

We present an XMM-Newton observation of A1413, a hot (kT = 6.5 keV) galaxy cluster at z=0.143. We construct gas and temperature profiles up to ~1700 kpc, equivalent to ~0.7 r_200. The gas...

Optically-selected clusters at 0.8 < z < 1.3 in the EIS Cluster Survey (2002)

Benoist, C., Da Costa, L., Jørgensen, H. E., Olsen, L. F., Bardelli, S., Zucca, E., ...

This paper presents preliminary results of a spectroscopic survey being conducted at the VLT of fields with optically-selected cluster candidates identified in the EIS I-band survey. Here we report...

XMM-Newton observation of the distant (z=0.6) galaxy cluster RX J1120.1+4318 (2002)

Arnaud, M., Majerowicz, S., Lumb, D., Neumann, D. M., Aghanim, N., Blanchard, A., ...

We report on a 20 ksec XMM observation of the distant cluster RXJ1120.1+4318, discovered at z=0.6 in the SHARC survey. The cluster has a regular spherical morphology, suggesting it is in a relaxed...

Status of the EPIC/MOS calibration (2002)

Ferrando, P., Abbey, A. F., Altieri, B., Arnaud, M., Bennie, P., Dadina, M., ...

The XMM-Newton observatory has the largest collecting area flown so far for an X-ray imaging system, resulting in a very high sensitivity over a broad spectral range. In order to exploit fully these...

Optically-selected clusters at 0.8 < z < 1.3 in the EIS Cluster Survey (2002)

Benoist, C., Da Costa, L., Jørgensen, H. E., Olsen, L. F., Bardelli, S., Zucca, E., ...

This paper presents preliminary results of a spectroscopic survey being conducted at the VLT of fields with optically-selected cluster candidates identified in the EIS I-band survey. Here we report...

XMM-Newton observation of the distant (z=0.6) galaxy cluster RX J1120.1+4318 (2002)

Arnaud, M., Majerowicz, S., Lumb, D., Neumann, D. M., Aghanim, N., Blanchard, A., ...

We report on a 20 ksec XMM observation of the distant cluster RXJ1120.1+4318, discovered at z=0.6 in the SHARC survey. The cluster has a regular spherical morphology, suggesting it is in a relaxed...

Optically-selected clusters at 0.8 < z < 1.3 in the EIS Cluster Survey (2002)

Benoist, C., Da Costa, L., Jørgensen, H. E., Olsen, L. F., Bardelli, S., Zucca, E., ...

This paper presents preliminary results of a spectroscopic survey being conducted at the VLT of fields with optically-selected cluster candidates identified in the EIS I-band survey. Here we report...

XMM-Newton observation of the distant (z=0.6) galaxy cluster RX J1120.1+4318 (2002)

Arnaud, M., Majerowicz, S., Lumb, D., Neumann, D. M., Aghanim, N., Blanchard, A., ...

We report on a 20 ksec XMM observation of the distant cluster RXJ1120.1+4318, discovered at z=0.6 in the SHARC survey. The cluster has a regular spherical morphology, suggesting it is in a relaxed...

X-ray evidence for spectroscopic diversity of type Ia supernovae: XMM observation of the elemental abundance pattern in M87 (2002)

Finoguenov, A., Matsushita, K., Böhringer, H., Ikebe, Y., Arnaud, M.

We present the results of a detailed element abundance study of hot gas in M 87, observed by XMM-Newton. We choose two radial bins, 1'-3' and 8'-16' (8'-14' for EMOS; hereafter the central and the...

Utilisation des données haute résolution de SPOT 5 pour caractériser la texture forestière : application aux besoins de l'inventaire forestier national (2002)

Puech, C., Boureau, J.G., Jeanjean, H., Arnaud, M.

The objective is to study characterisation of forest parameters on very high resolution images with software of statistic analyse of landscapes. Characterisation objective is linked to national...

Le boosting : une méthode de classification non paramétrique (2002)

Arnaud, M., Bailly, J.S., Bourgeon, G., Puech, C.

Boosting is a classification method used to assign an object to a predetermined class, according to the values obtained for several variables. It is a very general method, whieh can be used fbr a...

X-ray Evidence for Spectroscopic Diversity of Type Ia Supernovae: XMM observation of the elemental abundance pattern in M87 (2001)

Finoguenov, A., Matsushita, K., Boehringer, H., Ikebe, Y., Arnaud, M.

We present the results of a detailed element abundance study of hot gas in M87, observed by XMM-Newton. We choose two radial bins, 1'-3' and 8'-16' (8'-14' for EMOS; hereafter the central and the...

A multiscale regularized restoration algorithm for XMM-Newton data (2001)

Bourdin, H., Slezak, E., Bijaoui, A., Arnaud, M.

We introduce a new multiscale restoration algorithm for images with few photons counts and its use for denoising XMM data. We use a thresholding of the wavelet space so as to remove the noise...

The XMM-Newton $\Omega$ Project (2001)

Bartlett, J. G., Aghanim, N., Arnaud, M., Bernard, J. -Ph., Blanchard, A., Boer, M., ...

The abundance of high-redshift galaxy clusters depends sensitively on the matter density $\OmM$ and, to a lesser extent, on the cosmological constant $\Lambda$. Measurements of this abundance...

Self-similarity of clusters of galaxies and the L_X-T relation (2001)

Neumann, D. M., Arnaud, M.

In this paper based on ROSAT/PSPC data we investigate the emission measure profiles of a sample of hot clusters of galaxies (kT>3.5keV) in order to explain the differences between observed and...

XMM-Newton Observations of Galaxy Clusters: The Radial Temperature Profile of A2163 (2001)

Pratt, G. W., Arnaud, M., Aghanim, N.

XMM-Newton, with its high throughput and excellent spatial and spectral resolution, is an ideal instrument for spectro-imaging observation of clusters. Presented here is an XMM-Newton mosaic...

Impacts of a power-law non-thermal electron tail on the ionization and recombination rates (2001)

Porquet, D., Arnaud, M., Decourchelle, A.

We have investigated the effects of a non-thermal electron population on the ionization and recombination rates. The considered electron distribution is defined as a Maxwellian function below a break...

A multiscale regularized restoration algorithm for XMM-Newton data (2001)

Bourdin, H., Slezak, E., Bijaoui, A., Arnaud, M.

We introduce a new multiscale restoration algorithm for images with few photons counts and its use for denoising XMM data. We use a thresholding of the wavelet space so as to remove the noise...

The XMM-Newton $\\Omega$ Project (2001)

Bartlett, J. G., Aghanim, N., Arnaud, M., Bernard, J. -Ph., Blanchard, A., Boer, M., ...

The abundance of high-redshift galaxy clusters depends sensitively on the matter density $\\OmM$ and, to a lesser extent, on the cosmological constant $\\Lambda$. Measurements of this abundance...

A multiscale regularized restoration algorithm for XMM-Newton data (2001)

Bourdin, H., Slezak, E., Bijaoui, A., Arnaud, M.

We introduce a new multiscale restoration algorithm for images with few photons counts and its use for denoising XMM data. We use a thresholding of the wavelet space so as to remove the noise...

The XMM-Newton $\\Omega$ Project (2001)

Bartlett, J. G., Aghanim, N., Arnaud, M., Bernard, J. -Ph., Blanchard, A., Boer, M., ...

The abundance of high-redshift galaxy clusters depends sensitively on the matter density $\\OmM$ and, to a lesser extent, on the cosmological constant $\\Lambda$. Measurements of this abundance...

The European Photon Imaging Camera on XMM-Newton: The MOS cameras (2001)

Turner, Martin J.L., Abbey, A.F., Arnaud, M., Balasini, M., Barbera, M., Belsole, E., ...

The first ten authors are listed, and then all the University of Leicester authors. Please use the DOI to find the full author list.

The European Photon Imaging Camera on XMM-Newton: The MOS Cameras (2000)

Turner, M. J. L., Abbey, A., Arnaud, M.

The EPIC focal plane imaging spectrometers on XMM-Newton use CCDs to record the images and spectra of celestial X-ray sources focused by the three X-ray mirrors. There is one camera at the focus of...

XMM-Newton observation of the Lockman Hole; I. The X-ray Data (2000)

Hasinger, G., Altieri, B., Arnaud, M., Barcons, X., Bergeron, J., Brunner, H., ...

We report on the first deep X-ray survey with the XMM-Newton observatory during the performance verification phase. The field of the Lockman Hole, one of the best studied sky areas over a very wide...

Measuring Cluster Temperature Profiles with XMM/EPIC (2000)

Arnaud, M., Neumann, D. M., Aghanim, N., Gastaud, R., Majerowicz, S., Hughes, J. P.

Using the PV observation of A1795, we illustrate the capability of XMM-EPIC to measure cluster temperature profiles, a key ingredient for the determination of cluster mass profiles through the...

XMM- Newton Observation of the Coma Galaxy Cluster: The temperature structure in the central region (2000)

Arnaud, M., Aghanim, N., Gastaud, R., Neumann, D. M., Lumb, D., Briel, U., ...

We present a temperature map and a temperature profile of the central part (r < 20' or 1/4 virial radius) of the Coma cluster. We combined 5 overlapping pointings made with XMM/EPIC/MOS and extracted...

X-ray Imaging Spectroscopy of Abell 1835 (2000)

Peterson, J. R., Paerels, F. B. S., Kaastra, J. S., Arnaud, M., Reiprich, T. H., Fabian, A. C., ...

We present detailed spatially-resolved spectroscopy results of the observation of Abell 1835 using the European Photon Imaging Cameras (EPIC) and the Reflection Grating Spectrometers (RGS) on the...

XMM-Newton First-Light Observations of the Hickson Galaxy Group 16 (2000)

Turner, M. J. L., Reeves, J. N., Ponman, T. J., Arnaud, M., Barbera, M., Bennie, P. J., ...

This paper presents the XMM-Newton first-light observations of the Hickson-16 compact group of galaxies. Groups are possibly the oldest large-scale structures in the Universe, pre-dating clusters of...

The NGC4839 group falling into the Coma cluster observed by XMM-Newton (2000)

Neumann, D. M., Arnaud, M., Gastaud, R., Aghanim, N., Lumb, D., Briel, U. G., ...

We present here the first analysis of the XMM Newton EPIC-MOS data of the galaxy group around NGC4839, which lies at a projected distance to the Coma cluster center of 1.6Mpc. In our analysis, which...

Temperature and Heavy Element Abundance Profiles of Cool Clusters of Galaxies from ASCA (2000)

Finoguenov, A., Arnaud, M., David, L. P.

We perform a spatially resolved X-ray spectroscopic study of a set of 18 relaxed clusters of galaxies with gas temperatures below 4 keV. Spectral analysis was done using ASCA/SIS data coupled with...

Is MS1054-03 an exceptional cluster? A new investigation of ROSAT/HRI X-ray data (2000)

Neumann, D. M., Arnaud, M.

We reanalyzed the ROSAT/HRI observation of MS1054-03, optimizing the channel HRI selection and including a new exposure of 68 ksec. From a wavelet analysis of the HRI image we identify the main...

Measuring Cluster Temperature Profiles with XMM/EPIC (2000)

Arnaud, M., Neumann, D. M., Aghanim, N., Gastaud, R., Majerowicz, S., Hughes, J. P.

Using the PV observation of A1795, we illustrate the capability of XMM-EPIC to measure cluster temperature profiles, a key ingredient for the determination of cluster mass profiles through the...

XMM- Newton Observation of the Coma Galaxy Cluster: The temperature structure in the central region (2000)

Arnaud, M., Aghanim, N., Gastaud, R., Neumann, D. M., Lumb, D., Briel, U., ...

We present a temperature map and a temperature profile of the central part (r < 20\' or 1/4 virial radius) of the Coma cluster. We combined 5 overlapping pointings made with XMM/EPIC/MOS and...

Measuring Cluster Temperature Profiles with XMM/EPIC (2000)

Arnaud, M., Neumann, D. M., Aghanim, N., Gastaud, R., Majerowicz, S., Hughes, J. P.

Using the PV observation of A1795, we illustrate the capability of XMM-EPIC to measure cluster temperature profiles, a key ingredient for the determination of cluster mass profiles through the...

XMM- Newton Observation of the Coma Galaxy Cluster: The temperature structure in the central region (2000)

Arnaud, M., Aghanim, N., Gastaud, R., Neumann, D. M., Lumb, D., Briel, U., ...

We present a temperature map and a temperature profile of the central part (r < 20\' or 1/4 virial radius) of the Coma cluster. We combined 5 overlapping pointings made with XMM/EPIC/MOS and...

Astronomy Astrophysics The European Photon Imaging Camera on XMM-Newton: The MOS cameras (2000)

A. Abbey, M. Arnaud, M. Balasini, M. Barbera, E. Belsole, ...

Abstract. The EPIC focal plane imaging spectrometers on XMM-Newton use CCDs to record the images and spectra of celestial X-ray sources focused by the three X-ray mirrors. There is one camera at the...

XEUS - The X-ray Evolving Universe Spectroscopy Mission (1999)

Parmar, A. N., Peacock, T., Bavdaz, M., Hasinger, G., Arnaud, M., Barcons, X., ...

XEUS is under study by ESA as part of the Horizon 2000+ program to utilize the International Space Station (ISS) for astronomical applications. XEUS will be a long-term X-ray observatory with an...

The L-X-T relation and intracluster gas fractions of X-ray clusters (1999)

Arnaud, M, Evrard, AE

We re-examine the X-ray luminosity-temperature relation using a nearly homogeneous data set of 24 clusters selected for statistically accurate temperature measurements and absence of strong cooling...

Abell 521: Dynamical analysis of a young cluster (1999)

Maurogordato, S., Proust, D., Beers, T. C., Arnaud, M., Pello, R., Cappi, A., ...

We present the results of a dynamical analysis of the rich X-Ray luminous galaxy cluster Abell 521, and discuss the nature of the arc-like structure first noted by Maurogordato et al. (1996). Our...

The Coastal Mediterranean Monitoring Network Project: Radionuclide Survey (1998)

Thebault, H., Charmasson, S., Calmet, D., Arnaud, M., Henocque, Y.

The Water Management Plan (WMP) prepared for the Rhone Mediterranean Corsica region by the competent French Water Agency in implementation of the 1992 Law on Water regulations, includes provisions...

Measurement of the Hubble Constant from X-ray and 2.1 mm Observations of Abell 2163 (1997)

Holzapfel, W. L., Arnaud, M., Ade, P. A. R., Church, S. E., Fischer, M. L., Mauskopf, P. D., ...

We report 2.1 mm observations of the Sunyaev-Zel'dovich (S-Z) effect; these observations confirm our previous detection of a decrement in the Cosmic Microwave Background intensity towards the cluster...

A Weak Gravitational Lensing and X-ray Analysis of Abell 2163 (1996)

Squires, G., Neumann, D. M., Kaiser, N., Arnaud, M., Babul, A., Böhringer, H., ...

We report on the detection of dark matter in the cluster of galaxies Abell~2163 using the weak gravitational distortion of background galaxies, and an analysis of the cluster X-ray emission. We find...

Bimodal star formation in elliptical galaxies and the enrichment of the intra-cluster medium (1995)

Elbaz, D., Arnaud, M., Vangioni-Flam, E.

A detailed model of galactic evolution is proposed to explain both the iron content of the Intra-Cluster Medium (ICM) and of the ellipticals pertaining to the cluster. SNII are responsible for the...

Simulation of the d.c. critical current in superconducting sintered ceramics (1990)

Riedinger, R., Habig, P., Hlil, E.K., Arnaud, M., Boulesteix, C.

The new superconducting high-Tc sintered ceramics can be described in some case as a lattice of interconnected rods, in other cases as a more or less random packing of parallelepiped crystallites ;...

Simulation of the d.c. critical current in superconducting sintered ceramics (1990)

Riedinger, R., Habig, P., Hlil, E.K., Arnaud, M., Boulesteix, C.

The new superconducting high-Tc sintered ceramics can be described in some case as a lattice of interconnected rods, in other cases as a more or less random packing of parallelepiped crystallites ;...

Simulation of the d.c. critical current in superconducting sintered ceramics (1990)

Riedinger, R., Habig, P., Hlil, E.K., Arnaud, M., Boulesteix, C.

The new superconducting high-Tc sintered ceramics can be described in some case as a lattice of interconnected rods, in other cases as a more or less random packing of parallelepiped crystallites ;...

X-RAYS FROM SPACE (1987)

Arnaud, M.

X-rays from outer space are prevented by the atmosphere from reaching the ground. Therefore, X-rays astronomy developed as a new branch of astrophysics only with the advent of spatial technologies....

X-RAYS FROM SPACE (1987)

Arnaud, M.

X-rays from outer space are prevented by the atmosphere from reaching the ground. Therefore, X-rays astronomy developed as a new branch of astrophysics only with the advent of spatial technologies....

X-RAYS FROM SPACE (1987)

Arnaud, M.

X-rays from outer space are prevented by the atmosphere from reaching the ground. Therefore, X-rays astronomy developed as a new branch of astrophysics only with the advent of spatial technologies....

Essential Bacillus subtilis genes

Kobayashi, K., Ehrlich, S. D., Albertini, A., Amati, G., Andersen, K. K., Arnaud, M., ...

To estimate the minimal gene set required to sustain bacterial life in nutritious conditions, we carried out a systematic inactivation of Bacillus subtilis genes. Among ≈4,100 genes of the...

Regulation of the sacPA operon of Bacillus subtilis: identification of phosphotransferase system components involved in SacT activity.

Arnaud, M, Vary, P, Zagorec, M, Klier, A, Debarbouille, M, Postma, P, ...

The sacT gene which controls the sacPA operon of Bacillus subtilis encodes a polypeptide homologous to the B. subtilis SacY and the Escherichia coli BglG antiterminators. Expression of the sacT gene...

The sacT gene regulating the sacPA operon in Bacillus subtilis shares strong homology with transcriptional antiterminators.

Debarbouille, M, Arnaud, M, Fouet, A, Klier, A, Rapoport, G

The expression of the Bacillus subtilis sacPA operon is induced by sucrose. A DNA fragment containing the upstream region of this operon was cloned. This fragment contains a promoter from which the...

Bacillus subtilis 168 genetic transformation mediated by outgrowing spores: necessity for cell contact.

Orrego, C, Arnaud, M, Halvorsen, H O

Transforming activity released in sequential genetic order during the first synchronous cycle of DNA replication during outgrowth of spores of Bacillus subtilis 168 was investigated. A transformation...

In vitro translation of messenger ribonucleic acid from sporulating and nonsporulating strains of Bacillus subtilis.

Arnaud, M, Mahler, I, Halvorson, H O, Boschwitz, H, Keynan, A

An Escherichia coli translation system supplemented with ribonucleic acid from sporulating Bacillus subtilis produces unique polypeptides which are missing among translation products of ribonucleic...

Bacillus subtilis sucrose-specific enzyme II of the phosphotransferase system: expression in Escherichia coli and homology to enzymes II from enteric bacteria.

Fouet, A, Arnaud, M, Klier, A, Rapoport, G

Sucrose is transported into Bacillus subtilis cells by way of a phosphotransferase system, which consists of a specific enzyme II, a nonspecific enzyme I, and a histidine-containing phosphocarrier...

Genetic Evidence that Bacillus Bacteriophage φ105 Integrates by Insertion

Dean, D. H., Arnaud, M., Halvorson, H. O.

Genetic analysis by PBS1 transduction has demonstrated that bacterial markers spanning the φ105 attachment site are spread upon integration, accounting for insertion of one or more φ105 genomes.

Association of the amino-terminal half of c-Src with focal adhesions alters their properties and is regulated by phosphorylation of tyrosine 527.

Kaplan, K B, Bibbins, K B, Swedlow, J R, Arnaud, M, Morgan, D O, Varmus, H E

We have characterized the mechanism by which the subcellular distribution of c-Src is controlled by the phosphorylation of tyrosine 527. Mutation of this tyrosine dramatically redistributes c-Src...

Essential Bacillus subtilis genes

Kobayashi, K., Ehrlich, S. D., Albertini, A., Amati, G., Andersen, K. K., Arnaud, M., ...

To estimate the minimal gene set required to sustain bacterial life in nutritious conditions, we carried out a systematic inactivation of Bacillus subtilis genes. Among ≈4,100 genes of the...

Regulation of the sacPA operon of Bacillus subtilis: identification of phosphotransferase system components involved in SacT activity.

Arnaud, M, Vary, P, Zagorec, M, Klier, A, Debarbouille, M, Postma, P, ...

The sacT gene which controls the sacPA operon of Bacillus subtilis encodes a polypeptide homologous to the B. subtilis SacY and the Escherichia coli BglG antiterminators. Expression of the sacT gene...

The sacT gene regulating the sacPA operon in Bacillus subtilis shares strong homology with transcriptional antiterminators.

Debarbouille, M, Arnaud, M, Fouet, A, Klier, A, Rapoport, G

The expression of the Bacillus subtilis sacPA operon is induced by sucrose. A DNA fragment containing the upstream region of this operon was cloned. This fragment contains a promoter from which the...

Bacillus subtilis 168 genetic transformation mediated by outgrowing spores: necessity for cell contact.

Orrego, C, Arnaud, M, Halvorsen, H O

Transforming activity released in sequential genetic order during the first synchronous cycle of DNA replication during outgrowth of spores of Bacillus subtilis 168 was investigated. A transformation...

In vitro translation of messenger ribonucleic acid from sporulating and nonsporulating strains of Bacillus subtilis.

Arnaud, M, Mahler, I, Halvorson, H O, Boschwitz, H, Keynan, A

An Escherichia coli translation system supplemented with ribonucleic acid from sporulating Bacillus subtilis produces unique polypeptides which are missing among translation products of ribonucleic...

Bacillus subtilis sucrose-specific enzyme II of the phosphotransferase system: expression in Escherichia coli and homology to enzymes II from enteric bacteria.

Fouet, A, Arnaud, M, Klier, A, Rapoport, G

Sucrose is transported into Bacillus subtilis cells by way of a phosphotransferase system, which consists of a specific enzyme II, a nonspecific enzyme I, and a histidine-containing phosphocarrier...

Genetic Evidence that Bacillus Bacteriophage φ105 Integrates by Insertion

Dean, D. H., Arnaud, M., Halvorson, H. O.

Genetic analysis by PBS1 transduction has demonstrated that bacterial markers spanning the φ105 attachment site are spread upon integration, accounting for insertion of one or more φ105 genomes.

Association of the amino-terminal half of c-Src with focal adhesions alters their properties and is regulated by phosphorylation of tyrosine 527.

Kaplan, K B, Bibbins, K B, Swedlow, J R, Arnaud, M, Morgan, D O, Varmus, H E

We have characterized the mechanism by which the subcellular distribution of c-Src is controlled by the phosphorylation of tyrosine 527. Mutation of this tyrosine dramatically redistributes c-Src...

Performance of two ELISAs for antifilaggrin autoantibodies, using either affinity purified or deiminated recombinant human filaggrin, in the diagnosis of rheumatoid arthritis

Nogueira, L, Sebbag, M, Vincent, C, Arnaud, M, Fournie, B, Cantagrel, A, ...

OBJECTIVE—To develop a standardisable enzyme linked immunosorbent assay (ELISA), using human filaggrin, for detection of antifilaggrin autoantibodies in rheumatoid arthritis (RA). To compare the...

Characterisation of biodiversity in improved rubber agroforests in West-Kalimantan, Indonesia. Real and Potential uses for spontaneous plants

S. Diaz-Novellon, E. Penot, M. Arnaud

Since the introduction of rubber at the turn of the 20th century smallholders have developed an original complex agroforestry system called jungle rubber in which non selected young rubber trees...

Characterisation of biodiversity in improved rubber agroforests in West-Kalimantan, Indonesia. Real and Potential uses for spontaneous plants

S. Diaz-Novellon, E. Penot, M. Arnaud

Since the introduction of rubber at the turn of the 20th century smallholders have developed an original complex agroforestry system called jungle rubber in which non selected young rubber trees...