The REFLEX galaxy cluster survey. VIII. Spectroscopic observations and optical atlas (2009)
Guzzo, L., Schuecker, P., Boehringer, H., Collins, C. A., Ortiz-Gil, A., De Grandi, S., ...
We present the final data from the spectroscopic survey of the ROSAT-ESO Flux-Limited X-ray (REFLEX) catalog of galaxy clusters. The REFLEX survey covers 4.24 steradians (34% of the entire sky) below...
The REFLEX galaxy cluster survey - VIII. Spectroscopic observations and optical atlas (2009)
Guzzo, L., Schuecker, P., Böhringer, H., Collins, C. A., Ortiz-Gil, A., De Grandi, S., ...
The 3D soft X-ray cluster-AGN cross-correlation function in the ROSAT NEP survey (2007)
Cappelluti, N., Boehringer, H., Schuecker, P., Pierpaoli, E., Mullis, C. R., Gioia, I. M., ...
X-ray surveys facilitate investigations of the environment of AGNs. Deep Chandra observations revealed that the AGNs source surface density rises near clusters of galaxies. The natural extension of...
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...
Raeth, C., Schuecker, P., Banday, A. J.
Local scaling properties of the co-added foreground-cleaned three-year Wilkinson Microwave Anisotropy Probe (WMAP) data are estimated using weighted scaling indices. The scaling index method (SIM) is...
The soft X-ray cluster-AGN spatial cross-correlation function in the ROSAT-NEP survey (2007)
Cappelluti, N., Böhringer, H., Schuecker, P., Pierpaoli, E., Mullis, C. R., Gioia, I. M., ...
The soft X-ray cluster-AGN spatial cross-correlation function in the ROSAT-NEP survey (2007)
Cappelluti, N., Böhringer, H., Schuecker, P., Pierpaoli, E., Mullis, C. R., Gioia, I. M., ...
The XMM-Newton distant cluster project (2007)
Fassbender, R., Böhringer, H., Santos, J., Lamer, G., Mullis, C., Schuecker, P., ...
The XDCP prospects of finding cooling core clusters at large lookback times (2007)
Fassbender, R., Böhringer, H., Santos, J., Schuecker, P., Lamer, G., Schwope, A., ...
The 3D soft X-ray cluster-AGN cross-correlation function in the ROSAT NEP survey (2007)
Cappelluti, N., Böhringer, H., Schuecker, P., Pierpaoli, E., Mullis, C. R., Gioia, I. M., ...
The 3D soft X-ray cluster-AGN cross-correlation function in the ROSAT NEP survey (2007)
Cappelluti, N., Böhringer, H., Schuecker, P., Pierpaoli, E., Mullis, C. R., Gioia, I. M., ...
The soft X-ray Cluster-AGN spatial cross-correlation function in the ROSAT-NEP survey (2006)
Cappelluti, N., Boehringer, H., Schuecker, P., Pierpaoli, E., Mullis, C. R., Gioia, I. M., ...
X-ray surveys facilitate investigations of the environment of AGNs. Deep Chandra observations revealed that the AGNs source surface density rises near clusters of galaxies. The natural extension of...
The X-ray luminosity-mass relation for local clusters of galaxies (2006)
Stanek, R, Evrard, AE, Bohringer, H, Schuecker, P, Nord, B
We investigate the relationship between soft X-ray luminosity and mass for low-redshift clusters of galaxies by comparing observed number counts and scaling laws to halo-based expectations of Lambda...
X-ray properties in massive galaxy clusters: XMM-Newton observations of the REFLEX-DXL sample (2006)
Boehringer, H., Finoguenov, A., Ikebe, Y., Matsushita, K., Schuecker, P., ...
We selected an unbiased, flux-limited and almost volume-complete sample of 13 distant, X-ray luminous (DXL, $z\sim 0.3$) clusters and one supplementary cluster at $z=0.2578$ from the REFLEX Survey...
The X-Ray Luminosity--Mass Relation for Local Clusters of Galaxies (2006)
Stanek, R., Evrard, A. E., Böhringer, H., Schuecker, P., Nord, B.
We investigate the relationship between soft \xray luminosity and mass for low redshift clusters of galaxies by comparing observed number counts to expectations of $\Lambda$CDM cosmologies. We use a...
The XMM-Newton distant cluster project (2006)
Lamer, G., Schwope, A., Böhringer, H., Faßbender, R., Schuecker, P., Mullis, C., ...
The XMM-Newton distant cluster project (2006)
Lamer, G., Schwope, A., Böhringer, H., Faßbender, R., Schuecker, P., Mullis, C., ...
X-ray properties in galaxy clusters (2006)
Böhringer, H., Finoguenov, A., Ikebe, Y., Matsushita, K., Schuecker, P., ...
X-ray properties in massive galaxy clusters: XMM-Newton observations of the REFLEX-DXL sample (2006)
Böhringer, H., Finoguenov, A., Ikebe, Y., Matsushita, K., Schuecker, P., ...
X-ray properties in massive galaxy clusters: XMM-Newton observations of the REFLEX-DXL sample (2006)
Böhringer, H., Finoguenov, A., Ikebe, Y., Matsushita, K., Schuecker, P., ...
X-ray properties in massive galaxy clusters: XMM-Newton observations of the REFLEX-DXL sample (2006)
Böhringer, H., Finoguenov, A., Ikebe, Y., Matsushita, K., Schuecker, P., ...
The X-ray luminosity-mass relation for local clusters of galaxies (2006)
Stanek, R., Evrard, A. E., Böhringer, H., Schuecker, P., Nord, B.
The X-ray luminosity-mass relation for local clusters of galaxies (2006)
Stanek, R., Evrard, A. E., Böhringer, H., Schuecker, P., Nord, B.
Diffuse radio emission in a REFLEX cluster (2005)
Feretti, L., Schuecker, P., Boehringer, H., Govoni, F., Giovannini, G.
Deep Very Large Array radio observations are presented for the REFLEX clusters RXCJ0437.1+0043 and RXCJ1314.4-2515. They are at similar distance and show similar X-ray luminosity, but they are quite...
CHANDRA reveals galaxy cluster with the most massive nearby cooling core, RXCJ1504.1-0248 (2005)
Boehringer, H., Burwitz, V., Schuecker, P., Nowak, N.
A CHANDRA follow-up observation of an X-ray luminous galaxy cluster with a compact appearance, RXCJ1504.1-0248 discovered in our REFLEX Cluster Survey, reveals an object with one of the most...
Discovery of an X-ray-Luminous Galaxy Cluster at z=1.4 (2005)
Mullis, C. R., Rosati, P., Lamer, G., Boehringer, H., Schwope, A., Schuecker, P., ...
We report the discovery of a massive, X-ray-luminous cluster of galaxies at z=1.393, the most distant X-ray-selected cluster found to date. XMMU J2235.3-2557 was serendipitously detected as an...
Boehringer, H., Finoguenov, A., Ikebe, Y., Matsushita, K., Schuecker, P., ...
The precise determination of global properties of galaxy clusters, and their scaling relations, is a task of prime importance for the use of clusters as cosmological probes. We performed a detailed...
Warm-hot intergalactic medium in the Sculptor supercluster (2005)
Zappacosta, L., Maiolino, R., Mannucci, F., Gilli, R., Schuecker, P.
Discovery of an X-ray-luminous galaxy cluster at z=1.4 (2005)
Mullis, C. R., Rosati, P., Lamer, G., Böhringer, H., Schwope, A., Schuecker, P., ...
Discovery of an X-Ray-luminous Galaxy Cluster at z=1.4 (2005)
Mullis, C. R., Rosati, P., Lamer, G., Böhringer, H., Schwope, A., Schuecker, P., ...
Indications for turbulence in the coma galaxy cluster (2005)
Schuecker, P., Finoguenov, A., Miniati, F., Böhringer, H., Briel, U.G.
Chandra reveals galaxy cluster with the most massive nearby cooling core: RXC J1504.1-0248 (2005)
Böhringer, H., Burwitz, V., Zhang, Y. Y., Schuecker, P., Nowak, N.
Chandra reveals galaxy cluster with the most massive nearby cooling core: RXC J1504.1-0248 (2005)
Böhringer, H., Burwitz, V., Zhang, Y. Y., Schuecker, P., Nowak, N.
Chandra reveals galaxy cluster with the most massive nearby cooling core: RXC J1504.1-0248 (2005)
Böhringer, H., Burwitz, V., Zhang, Y. Y., Schuecker, P., Nowak, N.
Diffuse radio emission in a REFLEX cluster (2005)
Feretti, L., Schuecker, P., Böhringer, H., Govoni, F., Giovannini, G.
Diffuse radio emission in a REFLEX cluster (2005)
Feretti, L., Schuecker, P., Böhringer, H., Govoni, F., Giovannini, G.
The ROSAT-ESO Flux Limited X-ray (REFLEX) Galaxy Cluster Survey. V. The cluster catalogue (2004)
Boehringer, H., Schuecker, P., Guzzo, L., Collins, C. A., Voges, W., Cruddace, R. G., ...
We present the catalogue of the REFLEX Cluster Survey providing information on the X-ray properties, redshifts, and some identification details of the clusters in the REFLEX sample. The catalogue...
Probing Turbulence in the Coma Galaxy Cluster (2004)
Schuecker, P., Finoguenov, A., Miniati, F., Boehringer, H., Briel, U. G.
Spatially-resolved gas pressure maps of the Coma galaxy cluster are obtained from a mosaic of XMM-Newton observations in the scale range between a resolution of 20 kpc and an extent of 2.8 Mpc. A...
Warm-Hot Intergalactic Medium in the Sculptor Supercluster (2004)
Zappacosta, L., Maiolino, R., Mannucci, F., Gilli, R., Schuecker, P.
We have analyzed the soft X-ray emission in a wide area of the Sculptor supercluster by using overlapping ROSAT PSPC pointings. After subtraction of the point sources we have found evidence for...
Spatial distributions of the REFLEX-DXL galaxy clusters at z~0.3 observed by XMM-Newton (2004)
Finoguenov, A., Boehringer, H., Ikebe, Y., Matsushita, K., Schuecker, P., ...
We present XMM-Newton results on the spatially resolved temperature profiles of eight massive galaxy clusters of a volume-limited sample at redshifts $z\sim0.3$ (REFLEX-DXL sample) and an additional...
Temperature gradients in XMM-Newton observed REFLEX-DXL galaxy clusters at z - 0.3 (2004)
Finoguenov, A., Böhringer, H., Ikebe, Y., Matsushita, K., Schuecker, P.
The ROSAT-ESO Flux Limited X-ray (REFLEX) Galaxy cluster survey. V. The cluster catalogue (2004)
Böhringer, H., Schuecker, P., Guzzo, L., Collins, C. A., Voges, W., Cruddace, R. G., ...
Probing turbulence in the Coma galaxy cluster (2004)
Schuecker, P., Finoguenov, A., Miniati, F., Böhringer, H., Briel, U. G.
Probing turbulence in the Coma galaxy cluster (2004)
Schuecker, P., Finoguenov, A., Miniati, F., Böhringer, H., Briel, U. G.
X-ray galaxy clusters in the large-scale structure (2004)
Böhringer, Hans, Schuecker, P., Nowak, N., Popesso, P., Huber, M.
The X-ray luminosity-velocity relation in the REFLEX cluster survey (2004)
Ortiz-Gil, A., Guzzo, L., Schuecker, P., Böhringer, H., Collins, C. A.
The X-ray Luminosity - Velocity Dispersion relation in the REFLEX Cluster Survey (2003)
Ortiz-Gil, A., Guzzo, L., Schuecker, P., Boehringer, H., Collins, C. A.
We present an estimate of the bolometric X-ray luminosity - velocity dispersion L_x - sigma_v relation measured from a new, large and homogeneous sample of 171 low redshift, X-ray selected galaxy...
Temperature gradients in XMM-Newton observed REFLEX-DXL galaxy clusters at z~0.3 (2003)
Finoguenov, A., Boehringer, H., Ikebe, Y., Matsushita, K., Schuecker, P.
We present XMM-Newton results on the temperature profiles of a volume-limited sample of galaxy clusters at redshifts z~0.3, selected from the REFLEX survey (REFLEX-DXL sample). In the spectral...
The identification of non-Gaussian signatures in cosmic microwave background (CMB) temperature maps is one of the main cosmological challenges today. We propose and investigate altenative methods to...
Schuecker, P., Böhringer, H., Collins, C. A., Guzzo, L.
For the first time the large-scale clustering and the mean abundance of galaxy clusters are analysed simultaneously to get precise constraints on the normalized cosmic matter density Omega(m) and the...
Analysing cosmic large scale structure using surrogate data (2003)
Räth, C., Bunk, W., Schuecker, P., Retzlaff, J., Huber, M., Morfill, G.
Analysing Large Scale Structure: I. Weighted Scaling Indices and Constrained Randomisation (2002)
Raeth, C., Bunk, W., Huber, M., Morfill, G., Retzlaff, J., Schuecker, P.
The method of constrained randomisation is applied to three-dimensional simulated galaxy distributions. With this technique we generate for a given data set surrogate data sets which have the same...
Cruddace, R., Voges, W., Boehringer, H., Collins, C. A., Romer, A. K., MacGillivray, H., ...
A field of 1.013 ster in the ROSAT all-sky survey (RASS), centered on the south galactic pole (SGP), has been searched in a systematic, objective manner for clusters of galaxies. The procedure relied...
Cruddace, R., Voges, W., Böhringer, H., Collins, C. A., Romer, A. K., MacGillivray, H., ...
A field of 1.013 sr in the ROSAT All-Sky Survey (RASS), centered on the south Galactic pole (SGP), has been searched in a systematic, objective manner for clusters of galaxies. The procedure relied...
Böhringer, H., Collins, C. A., Guzzo, L., Schuecker, P., Voges, W., Neumann, D. M., ...
The X-ray galaxy cluster sample from the REFLEX Cluster Survey, which covers the X-ray brightest galaxy clusters detected in the ROSAT All-Sky Survey in the southern sky, is used to construct the...
Wide-field multicolour imaging of selected REFLEX cluster (2002)
Lyman, P., Böhringer, H., Schuecker, P., Reiprich, T., Molinari, E., Guzzo, L., ...
The REFLEX Cluster Survey: Probing the Mass Distribution in the Universe (2001)
Guzzo, L., Boehringer, H., Collins, C. A., Schuecker, P., Team, The REFLEX
We summarize some of the major results obtained so far from the REFLEX survey of X-ray clusters of galaxies, concentrating on the latest measurements of the cluster X-ray luminosity function and...
Schuecker, P., Boehringer, H., Reiprich, T. H., Feretti, L.
Results of a systematic study of substructure in X-ray surface brightness distributions of a combined sample of 470 REFLEX+BCS clusters of galaxies are presented. The fully automized morphology...
The REFLEX Galaxy Cluster Survey IV: The X-ray Luminosity Function (2001)
Boehringer, H., Collins, C. A., Guzzo, L., Schuecker, P., Voges, W., Neumann, D. M., ...
The X-ray galaxy cluster sample from the REFLEX Cluster Survey, which covers the X-ray brightest galaxy clusters detected in the ROSAT All-Sky Survey in the southern sky, is used to construct the...
Kerscher, M., Mecke, K., Schuecker, P., B"ohringer, H., Guzzo, L., Collins, C. A., ...
In order to quantify higher-order correlations of the galaxy cluster distribution we use a complete family of additive measures which give scale-dependent morphological information. Minkowski...
Cosmic Mass Functions from Gaussian Stochastic Diffusion Processes (2001)
Schuecker, P., Boehringer, H., Arzner, K., Reiprich, T. H.
Gaussian stochastic diffusion processes are used to derive cosmic mass functions. To get analytic relations previous studies exploited the sharp $k$-space filter assumption yielding zero drift terms...
Boehringer, H., Schuecker, P., Guzzo, L., Collins, C. A., Voges, W., Schindler, S., ...
We describe the construction of an X-ray flux-limited sample of galaxy clusters, the REFLEX survey catalogue, to be used for cosmological studies. The survey is based on the ROSAT All-Sky Survey and...
Searching for X-ray Galaxy Clusters in the Zone of Avoidance (2000)
Boehringer, H., Schuecker, P., Komossa, S., Retzlaff, J., Reiprich, T. H., Voges, W.
Based on the ROSAT All-Sky Survey we are constructing a sample of the X-ray brightest galaxy clusters for cosmological studies. We have already completed the compilation of a sample of about 1000...
Optical follow-up of the REFLEX survey: a new perspective in cluster studies (2000)
Barone, L. T., Molinari, E., Boehringer, H., Chinarini, G., Collins, C. A., Guzzo, L., ...
After the completion of the catalogue built with ESO key program (REFLEX), we are beginning to explore the multiband optical characteristics of a subsample of those clusters selected in a...
Collins, C. A., Guzzo, L., Boehringer, H., Schuecker, P., Chincarini, G., Cruddace, R., ...
We report the results of the spatial two-point correlation function xi(r) for the new X-ray galaxy cluster survey REFLEX, which comprises of 452 X-ray selected clusters (449 with redshifts) detected...
Boehringer, H., Voges, W., Huchra, J. P., McLean, B., Giacconi, R., Rosati, P., ...
In the construction of an X-ray selected sample of galaxy clusters for cosmological studies, we have assembled a sample of 495 X-ray sources found to show extended X-ray emission in the first...
The X-ray Morphology of the Lensing Galaxy Cluster Cl0024+17 (1999)
Böhringer, H., Soucail, G., Mellier, Y., Ikebe, Y., Schuecker, P.
The paper reports the analysis of a very deep ROSAT HRI observation of the distant lensing cluster, CL0024+17. The morphology of the cluster is studied and the small core radius inferred from lensing...
The REFLEX Cluster Survey: Observing Strategy and First Results on Large-Scale Structure (1999)
Guzzo, L., Boehringer, H., Schuecker, P., Collins, C. A., Schindler, S., Neumann, D. M., ...
We give a general description of the optical observing strategy of the ROSAT-ESO Flux-Limited X-ray (REFLEX) cluster survey. This presently includes 460 clusters of galaxies selected from the ROSAT...
De Grandi, S., Böhringer, H., Guzzo, L., Molendi, S., Chincarini, G., Collins, C. A., ...
We describe the selection of an X-ray flux-limited sample of bright clusters of galaxies in the southern hemisphere, based on the first analysis of the ROSAT All-Sky Survey data (RASS1). The sample...
The X-ray Luminosity Function of Bright Clusters in the Local Universe (1998)
De Grandi, S., Guzzo, L., Böhringer, H., Molendi, S., Chincarini, G., Collins, C., ...
We present the X-ray luminosity function (XLF) for clusters of galaxies derived from the RASS1 Bright Sample. The sample, selected from the ROSAT All-Sky Survey in a region of 2.5 sr within the...
Results from the REFLEX Cluster Survey (1998)
Böhringer, H., Guzzo, L., Collins, C. A., Neumann, D. M., Schindler, S., Schuecker, P., ...
Based on the ROSAT All-Sky Survey we have conducted a large redshift survey as an ESO key programme to identify and secure redshifts for the X-ray brightest clusters found in the southern hemisphere....
Böhringer, H., Guzzo, L., Collins, C. A., Neumann, D. M., Schindler, S., Schuecker, P., ...
The paper describes the goals and first results of the ROSAT ESO Flux-Limited X-ray (REFLEX) Cluster Survey, a redshift survey of the X-ray brightest galaxy clusters in the ROSAT All-Sky Survey in...