Neta A. Bahcall

Cross-correlation Weak Lensing of SDSS Galaxy Clusters. I. Measurements (2009)

Sheldon, Erin S., Johnston, David E., Scranton, Ryan, Koester, Benjamin P., McKay, Timothy A., Oyaizu, Hiroaki, ...

This is the first in a series of papers on the weak lensing effect caused by clusters of galaxies in Sloan Digital Sky Survey. The photometrically selected cluster sample, known as MaxBCG, includes...

The Baryonic Acoustic Feature and Large-Scale Clustering in the SDSS LRG Sample (2009)

Kazin, Eyal A., Blanton, Michael R., Scoccimarro, Roman, McBride, Cameron K., Berlind, Andreas A., Bahcall, Neta A., ...

We examine the correlation function \xi of the Sloan Digital Sky Survey (SDSS) Luminous Red Galaxy sample (LRG) at large scales (60

Baryon Acoustic Oscillations in the Sloan Digital Sky Survey Data Release 7 Galaxy Sample (2009)

Percival, Will J., Reid, Beth A., Eisenstein, Daniel J., Bahcall, Neta A., Budavari, Tamas, Frieman, Joshua A., ...

The spectroscopic Sloan Digital Sky Survey (SDSS) Data Release 7 (DR7) galaxy sample represents the final set of galaxies observed using the original SDSS target selection criteria. We analyse the...

Cosmological Constraints from the Clustering of the Sloan Digital Sky Survey DR7 Luminous Red Galaxies (2009)

Reid, Beth A., Percival, Will J., Eisenstein, Daniel J., Verde, Licia, Spergel, David N., Skibba, Ramin A., ...

We present the power spectrum of the reconstructed halo density field derived from a sample of Luminous Red Galaxies (LRGs) from the Sloan Digital Sky Survey Seventh Data Release (DR7). The halo...

The Seventh Data Release of the Sloan Digital Sky Survey (2009)

Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Allende Prieto, Carlos, An, Deokkeun, ...

This paper describes the Seventh Data Release of the Sloan Digital Sky Survey (SDSS), marking the completion of the original goals of the SDSS and the end of the phase known as SDSS-II. It includes...

Clustering of Low-Redshift (z (2009)

Ross, Nicholas P., Shen, Yue, Strauss, Michael A., Berk, Daniel E. Vanden, Connolly, Andrew J., Richards, Gordon T., ...

We present measurements of the quasar two-point correlation function, \xi_{Q}, over the redshift range z=0.3-2.2 based upon data from the SDSS. Using a homogeneous sample of 30,239 quasars with...

Quasar Clustering from SDSS DR5: Dependences on Physical Properties (2008)

Shen, Yue, Strauss, Michael A., Ross, Nicholas P., Hall, Patrick B., Lin, Yen-Ting, Richards, Gordon T., ...

Using a homogenous sample of 38,208 quasars with a sky coverage of $4000 {\rm deg^2}$ drawn from the SDSS Data Release Five quasar catalog, we study the dependence of quasar clustering on luminosity,...

Five New High-Redshift Quasar Lenses from the Sloan Digital Sky Survey (2008)

Inada, Naohisa, Oguri, Masamune, Shin, Min-Su, Kayo, Issha, Strauss, Michael A., Morokuma, Tomoki, ...

We report the discovery of five gravitationally lensed quasars from the Sloan Digital Sky Survey (SDSS). All five systems are selected as two-image lensed quasar candidates from a sample of...

Correlation of CMB with large-scale structure. II. Weak lensing (2008)

Hirata, Christopher M., Ho, Shirley, Padmanabhan, Nikhil, Seljak, Uroš, Bahcall, Neta A.

We investigate the correlation of gravitational lensing of the cosmic microwave background (CMB) with several tracers of large-scale structure, including luminous red galaxies (LRGs), quasars, and...

The sixth data release of the Sloan Digital Sky Survey (2008)

Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Prieto, Carlos Allende, Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Sixth Data Release of the Sloan Digital Sky Survey. With this data release, the imaging of the northern Galactic cap is now complete. The survey contains images and...

A new survey for giant arcs (2008)

Hennawi, Joseph F., Gladders, Michael D., Oguri, Masamune, Dalal, Neal, Koester, Benjamin, Natarajan, Priyamvada, ...

We report on the first results of an imaging survey to detect strong gravitational lensing targeting the richest clusters selected from the photometric data of the Sloan Digital Sky Survey (SDSS)...

The Sloan Digital Sky Survey Quasar Lens Search. III. Constraints on dark energy from the third data release quasar lens catalog (2008)

Oguri, Masamune, Inada, Naohisa, Strauss, Michael A., Kochanek, Christopher S., Richards, Gordon T., Schneider, Donald P., ...

We present cosmological results from the statistics of lensed quasars in the Sloan Digital Sky Survey (SDSS) Quasar Lens Search. By taking proper account of the selection function, we compute the...

The Sloan Digital Sky Survey Quasar Lens Search. II. Statistical lens sample from the third data release (2008)

Inada, Naohisa, Oguri, Masamune, Becker, Robert H., Shin, Min-Su, Richards, Gordon T., Hennawi, Joseph F., ...

We report the first results of our systematic search for strongly lensed quasars using the spectroscopically confirmed quasars in the Sloan Digital Sky Survey (SDSS). Among 46,420 quasars from the...

The sixth data release of the Sloan Digital Sky Survey (2008)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Prieto, Carlos Alende, Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Sixth Data Release of the Sloan Digital Sky Survey. With this data release, the imaging of the northern Galactic cap is now complete. The survey contains images and...

The sixth data release of the Sloan Digital Sky Survey (2008)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Prieto, Carlos Alende, Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Sixth Data Release of the Sloan Digital Sky Survey. With this data release, the imaging of the northern Galactic cap is now complete. The survey contains images and...

The sixth data release of the Sloan Digital Sky Survey (2008)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Prieto, Carlos Alende, Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Sixth Data Release of the Sloan Digital Sky Survey. With this data release, the imaging of the northern Galactic cap is now complete. The survey contains images and...

The Sloan Digital Sky Survey quasar lens search. III. Constraints on dark energy from the Third Data Release Quasar Lens Catalog (2008)

Oguri, Masamune, Inada, Naohisa, Strauss, Michael A., Kochanek, Christopher S., Richards, Gordon T., Schneider, Donald P., ...

We present cosmological results from the statistics of lensed quasars in the Sloan Digital Sky Survey (SDSS) Quasar Lens Search. By taking proper account of the selection function, we compute the...

The Sloan Digital Sky Survey quasar lens search. II. Statistical lens sample from the Third Data Release (2008)

Inada, Naohisa, Oguri, Masamune, Becker, Robert H., Shin, Min-Su, Richards, Gordon T., Hennawi, Joseph F., ...

We report the first results of our systematic search for strongly lensed quasars using the spectroscopically confirmed quasars in the Sloan Digital Sky Survey (SDSS). Among 46,420 quasars from the...

The sixth data release of the Sloan Digital Sky Survey (2008)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Prieto, Carlos Alende, Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Sixth Data Release of the Sloan Digital Sky Survey. With this data release, the imaging of the northern Galactic cap is now complete. The survey contains images and...

Do broad absorption line quasars live in different environments from ordinary quasars? (2007)

Shen, Yue, Strauss, Michael A., Hall, Patrick B., Schneider, Donald P., York, Donald G., Bahcall, Neta A.

We select a sample of $\sim 4200$ traditionally defined broad absorption line quasars (BALQs) from the Fifth Data Release quasar catalog of the Sloan Digital Sky Survey. For a statistically...

Velocity Correlations Of Galaxy Clusters (2007)

Renyue Cen, Neta A. Bahcall, Mirt Gramann

We determine the velocity correlation function, pairwise peculiar velocity difference, and root-mean-square pairwise peculiar velocity dispersion of rich clusters of galaxies, as a function of pair...

Determining the Amplitude of Mass Fluctuations in the Universe (2007)

Xiaohui Fan, Neta A. Bahcall, Renyue Cen

We present a method for determining the rms mass fluctuations on 8 h \Gamma1 Mpc scale, oe 8 . The method utilizes the rate of evolution of the abundance of rich clusters of galaxies. Using the...

Clustering and Large-Scale Structure with the SDSS (2007)

Neta A. Bahcall

The Sloan Digital Sky Survey (SDSS) will provide a complete imaging and spectroscopic survey of the high-latitude northern sky. The 2D survey will image the sky in five colors and will contain nearly...

The Most Massive Distant Clusters: (2007)

Determining Omega, Neta A. Bahcall, Xiaohui Fan

The existence of the three most massive clusters of galaxies observed so far at z ? 0:5 is used to constrain the mass density parameter of the universe,\Omega\Gamma and the amplitude of mass...

Cross-correlation Weak Lensing of SDSS Galaxy Clusters I: Measurements (2007)

Sheldon, Erin S., Johnston, David E., Scranton, Ryan, Koester, Ben P., McKay, Timothy A., Oyaizu, Hiroaki, ...

This is the first in a series of papers on the weak lensing effect caused by clusters of galaxies in Sloan Digital Sky Survey. The photometrically selected cluster sample, known as MaxBCG, includes...

The Sloan Digital Sky Survey Quasar Lens Search. III. Constraints on Dark Energy from the Third Data Release Quasar Lens Catalog (2007)

Oguri, Masamune, Inada, Naohisa, Strauss, Michael A., Kochanek, Christopher S., Richards, Gordon T., Schneider, Donald P., ...

We present cosmological results from the statistics of lensed quasars in the Sloan Digital Sky Survey (SDSS) Quasar Lens Search. By taking proper account of the selection function, we compute the...

The Sloan Digital Sky Survey Quasar Lens Search. II. Statistical Lens Sample from the Third Data Release (2007)

Inada, Naohisa, Oguri, Masamune, Becker, Robert H., Shin, Min-Su, Richards, Gordon T., Hennawi, Joseph F., ...

We report the first results of our systematic search for strongly lensed quasars using the spectroscopically confirmed quasars in the Sloan Digital Sky Survey (SDSS). Among 46,420 quasars from the...

Clustering of high-redshift (z >= 2.9) quasars from the sloan digital sky survey (2007)

Shen, Yue, Strauss, Michael A., Oguri, Masamune, Hennawi, Joseph F., Fan, Xiaohui, Richards, Gordon T., ...

We study the two-point correlation function of a uniformly selected sample of 4426 luminous optical quasars with redshift 2:9 z 5:4 selected over 4041 deg2 from the Fifth Data Release of the Sloan...

The Sloan Digital Sky Survey Quasar Catalog IV. Fifth Data Release (2007)

Schneider, Donald P., Hall, Patrick B., Richards, Gordon T., Strauss, Michael A., Berk, Daniel E. Vanden, Anderson, Scott F., ...

We present the fourth edition of the Sloan Digital Sky Survey (SDSS) Quasar Catalog. The catalog contains 77,429 objects; this is an increase of over 30,000 entries since the previous edition. The...

Clustering of High Redshift ($z\ge 2.9$) Quasars from the Sloan Digital Sky Survey (2007)

Shen, Yue, Strauss, Michael A., Oguri, Masamune, Hennawi, Joseph F., Fan, Xiaohui, Richards, Gordon T., ...

(Abridged) We study the two-point correlation function of a uniformly selected sample of 4,426 luminous optical quasars with redshift $2.9 \le z\le 5.4$ selected over 4041 deg$^2$ from the Fifth Data...

The Sloan Digital Sky Survey Quasar Catalog. IV. Fifth Data Release (2007)

Schneider, Donald P., Hall, Patrick B., Richards, Gordon T., Strauss, Michael A., Vanden Berk, Daniel E., Anderson, Scott F., ...

We present the fourth edition of the Sloan Digital Sky Survey (SDSS) Quasar Catalog. The catalog contains 77,429 objects; this is an increase of over 30,000 entries since the previous edition. The...

The Fifth Data Release of the Sloan Digital Sky Survey (2007)

Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fifth Data Release (DR5) of the Sloan Digital Sky Survey (SDSS). DR5 includes all survey quality data taken through 2005 June and represents the completion of the SDSS-I...

The fifth data release of the Sloan Digital Sky Survey (2007)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fifth Data Release (DR5) of the Sloan Digital Sky Survey (SDSS). DR5 includes all survey quality data taken through 2005 June and represents the completion of the SDSS-I...

The Fifth Data Release of the Sloan Digital Sky Survey (2007)

Adelman-McCarthy, Jennifer K., Agueeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fifth Data Release (DR5) of the Sloan Digital Sky Survey (SDSS). DR5 includes all survey quality data taken through 2005 June and represents the completion of the SDSS-I...

The Fifth Data Release of the Sloan Digital Sky Survey (2007)

Adelman-McCarthy, Jennifer K., Agueeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fifth Data Release (DR5) of the Sloan Digital Sky Survey (SDSS). DR5 includes all survey quality data taken through 2005 June and represents the completion of the SDSS-I...

Astronomy (2007)

Neta A. Bahcall, Et Al, Neta A. Bahcall, Jeremiah P. Ostriker, Saul Perlmutter, Paul J. Steinhardt

The following resources related to this article are available online at

The fifth data release of the Sloan Digital Sky Survey (2007)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fifth Data Release (DR5) of the Sloan Digital Sky Survey (SDSS). DR5 includes all survey quality data taken through 2005 June and represents the completion of the SDSS-I...

Cosmological constraints from the SDSS luminous red galaxies (2006)

Tegmark, Max, Eisenstein, Daniel J., Strauss, Michael A., Weinberg, David H., Blanton, Michael R., Frieman, Joshua A., ...

We measure the large-scale real-space power spectrum P(k) using luminous red galaxies (LRGs) in the Sloan Digital Sky Survey (SDSS) and use this measurement to sharpen constraints on cosmological...

Clustering Analyses of 300,000 Photometrically Classified Quasars--I. Luminosity and Redshift Evolution in Quasar Bias (2006)

Myers, Adam D., Brunner, Robert J., Nichol, Robert C., Richards, Gordon T., Schneider, Donald P., Bahcall, Neta A.

Using ~300,000 photometrically classified quasars, by far the largest quasar sample ever used for such analyses, we study the redshift and luminosity evolution of quasar clustering on scales of ~50...

Clustering Analyses of 300,000 Photometrically Classified Quasars--II. The Excess on Very Small Scales (2006)

Myers, Adam D., Brunner, Robert J., Richards, Gordon T., Nichol, Robert C., Schneider, Donald P., Bahcall, Neta A.

We study quasar clustering on small scales, modeling clustering amplitudes using halo-driven dark matter descriptions. From 91 pairs on scales 2, than at z < 2, at the $2.0\sigma$ level. However, as...

A New Survey for Giant Arcs (2006)

Hennawi, Joseph F., Gladders, Michael D., Oguri, Masamune, Dalal, Neal, Koester, Benjamin, Natarajan, Priyamvada, ...

We report on the first results of an imaging survey to detect strong gravitational lensing targeting the richest clusters selected from the photometric data of the Sloan Digital Sky Survey (SDSS)...

Measuring the matter density using baryon oscillations in the SDSS (2006)

Percival, Will J., Nichol, Robert C., Eisenstein, Daniel J., Weinberg, David H., Fukugita, Masataka, Pope, Adrian C., ...

We measure the cosmological matter density by observing the positions of baryon acoustic oscillations in the clustering of galaxies in the Sloan Digital Sky Survey (SDSS). We jointly analyse the main...

The shape of the SDSS DR5 galaxy power spectrum (2006)

Percival, Will J., Nichol, Robert C., Eisenstein, Daniel J., Frieman, Joshua A., Fukugita, Masataka, Loveday, Jon, ...

We present a Fourier analysis of the clustering of galaxies in the combined Main galaxy and Luminous Red Galaxy (LRG) Sloan Digital Sky Survey (SDSS) Data Release 5 (DR5) sample. The aim of our...

The Shape, Multiplicity, and Evolution of Superclusters in LambdaCDM Cosmology (2006)

Wray, James J., Bahcall, Neta A., Bode, Paul, Boettiger, Carl, Hopkins, Philip F.

We determine the shape, multiplicity, size, and radial structure of superclusters in the LambdaCDM concordance cosmology from z = 0 to z = 2. Superclusters are defined as clusters of clusters in our...

Percolation Galaxy Groups and Clusters in the SDSS Redshift Survey: Identification, Catalogs, and the Multiplicity Function (2006)

Berlind, Andreas A., Frieman, Joshua A., Weinberg, David H., Blanton, Michael R., Warren, Michael S., Abazajian, Kevork, ...

We identify galaxy groups and clusters in volume-limited samples of the SDSS redshift survey, using a redshift-space friends-of-friends algorithm. We optimize the friends-of-friends linking lengths...

The Fourth Data Release of the Sloan Digital Sky Survey (2006)

Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fourth Data Release of the Sloan Digital Sky Survey (SDSS), including all survey-quality data taken through 2004 June. The data release includes five-band photometric data...

The fourth data release of the Sloan Digital Sky Survey (2006)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fourth Data Release of the Sloan Digital Sky Survey (SDSS), including all survey-quality data taken through 2004 June. The data release includes five-band photometric data...

The fourth data release of the Sloan Digital Sky Survey (2006)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fourth Data Release of the Sloan Digital Sky Survey (SDSS), including all survey-quality data taken through 2004 June. The data release includes five-band photometric data...

Cosmological constraints from the SDSS luminous red galaxies (2006)

Tegmark, Max, Eisenstein, Daniel J., Strauss, Michael A., Weinberg, David H., Blanton, Michael R., Frieman, Joshua A., ...

We measure the large-scale real-space power spectrum P(k) using luminous red galaxies (LRGs) in the Sloan Digital Sky Survey (SDSS) and use this measurement to sharpen constraints on cosmological...

Cosmological constraints from the SDSS luminous red galaxies (2006)

Tegmark, Max, Eisenstein, Daniel J., Strauss, Michael A., Weinberg, David H., Blanton, Michael R., Frieman, Joshua A., ...

We measure the large-scale real-space power spectrum P(k) using luminous red galaxies (LRGs) in the Sloan Digital Sky Survey (SDSS) and use this measurement to sharpen constraints on cosmological...

The fourth data release of the Sloan Digital Sky Survey (2006)

Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., Annis, James, ...

This paper describes the Fourth Data Release of the Sloan Digital Sky Survey (SDSS), including all survey-quality data taken through 2004 June. The data release includes five-band photometric data...

Cosmological constraints from the SDSS luminous red galaxies (2006)

Tegmark, Max, Eisenstein, Daniel J., Strauss, Michael A., Weinberg, David H., Blanton, Michael R., Frieman, Joshua A., ...

We measure the large-scale real-space power spectrum P(k) using luminous red galaxies (LRGs) in the Sloan Digital Sky Survey (SDSS) and use this measurement to sharpen constraints on cosmological...

A Survey of z>5.7 Quasars in the Sloan Digital Sky Survey IV: Discovery of Seven Additional Quasars (2005)

Fan, Xiaohui, Strauss, Michael A., Richards, Gordon T., Hennawi, Joseph F., Becker, Robert H., White, Richard L., ...

We present the discovery of seven quasars at z>5.7, selected from ~2000 deg^2 of multicolor imaging data of the Sloan Digital Sky Survey (SDSS). The new quasars have redshifts z from 5.79 to 6.13....

A Snapshot Survey for Gravitational Lenses Among z>=4.0 Quasars: II. Constraints on the 4.0 (2005)

Richards, Gordon T., Haiman, Zoltan, Pindor, Bartosz, Strauss, Michael A., Fan, Xiaohui, Eisenstein, Daniel, ...

We report on i-band snapshot observations of 157 Sloan Digital Sky Survey (SDSS) quasars at 4-4.63 obtained from the absence of lensing in four z>5.7 quasars. Such constraints are important for our...

Binary Quasars in the Sloan Digital Sky Survey: Evidence for Excess Clustering on Small Scales (2005)

Hennawi, Joseph F., Strauss, Michael A., Oguri, Masamune, Inada, Naohisa, Richards, Gordon T., Pindor, Bartosz, ...

We present a sample of 218 new quasar pairs with proper transverse separations R_prop < 1 Mpc/h over the redshift range 0.5 < z < 3.0, discovered from an extensive follow up campaign to find...

Detection of Cosmic Magnification with the Sloan Digital Sky Survey (2005)

Scranton, Ryan, Menard, Brice, Richards, Gordon T., Nichol, Robert C., Myers, Adam D., Jain, Bhuvnesh, ...

We present an 8 sigma detection of cosmic magnification measured by the variation of quasar density due to gravitational lensing by foreground large scale structure. To make this measurement we used...

The C4 clustering algorithm: Clusters of galaxies in the Sloan Digital Sky Survey (2005)

Miller, Christopher J., Nichol, Robert C., Reichart, Daniel, Wechsler, Risa H., Evrard, August E., Annis, James, ...

We present the C4 Cluster Catalog, a new sample of 748 clusters of galaxies identified in the spectroscopic sample of the Second Data Release (DR2) of the Sloan Digital Sky Survey (SDSS). The C4...

The Third Data Release of the Sloan Digital Sky Survey (2005)

Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Third Data Release of the Sloan Digital Sky Survey (SDSS). This release, containing data taken up through 2003 June, includes imaging data in five bands over 5282 deg2,...

Discovery of two gravitationally lensed quasars with image separations of 3" from the Sloan Digital Sky Survey (2005)

Oguri, Masamune, Inada, Naohisa, Hennawi, Joseph F., Richards, Gordon T., Johnston, David E., Frieman, Joshua A., ...

We report the discovery of two doubly imaged quasars, SDSS J100128.61+502756.9 and SDSS J120629.65+433217.6, at redshifts of 1.838 and 1.789, and with image separations of 2.86" and 2.90",...

The third data release of the Sloan Digital Sky Survey (2005)

Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Third Data Release of the Sloan Digital Sky Survey (SDSS). This release, containing data taken up through 2003 June, includes imaging data in five bands over 5282 deg²,...

The third data release of the Sloan Digital Sky Survey (2005)

Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Third Data Release of the Sloan Digital Sky Survey (SDSS). This release, containing data taken up through 2003 June, includes imaging data in five bands over 5282 deg²,...

The Sloan Digital Sky Survey u-band galaxy survey: luminosity functions and evolution (2005)

Baldry, Ivan K., Glazebrook, Karl, Budavari, Tamas, Eisenstein, Daniel J., Annis, James, Bahcall, Neta A., ...

We construct and analyse a u-band selected galaxy sample from the Sloan Digital Sky Survey (SDSS) Southern Survey, which covers 275 deg 2. The sample includes 43 223 galaxies with spectroscopic...

The Sloan Digital Sky Survey u-band galaxy survey: luminosity functions and evolution (2005)

Baldry, Ivan K., Glazebrook, Karl, Budavari, Tamas, Eisenstein, Daniel J., Annis, James, Bahcall, Neta A., ...

We construct and analyse a u-band selected galaxy sample from the Sloan Digital Sky Survey (SDSS) Southern Survey, which covers 275 deg 2. The sample includes 43 223 galaxies with spectroscopic...

The third data release of the Sloan Digital Sky Survey (2005)

Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...

This paper describes the Third Data Release of the Sloan Digital Sky Survey (SDSS). This release, containing data taken up through 2003 June, includes imaging data in five bands over 5282 deg²,...

The Sloan Digital Sky Survey u-band galaxy survey: luminosity functions and evolution (2005)

Baldry, Ivan K., Glazebrook, Karl, Budavari, Tamas, Eisenstein, Daniel J., Annis, James, Bahcall, Neta A., ...

We construct and analyse a u-band selected galaxy sample from the Sloan Digital Sky Survey (SDSS) Southern Survey, which covers 275 deg 2. The sample includes 43 223 galaxies with spectroscopic...

Discovery of Two Gravitationally Lensed Quasars with Image Separations of 3 Arcseconds from the Sloan Digital Sky Survey (2004)

Oguri, Masamune, Inada, Naohisa, Hennawi, Joseph F., Richards, Gordon T., Johnston, David E., Frieman, Joshua A., ...

We report the discovery of two doubly-imaged quasars, SDSS J100128.61+502756.9 and SDSS J120629.65+433217.6, at redshifts of 1.838 and 1.789 and with image separations of 2.86'' and 2.90'',...

Cosmic homogeneity demonstrated with luminous red galaxies (2004)

Hogg, David W., Eisenstein, Daniel J., Blanton, Michael R., Bahcall, Neta A., Brinkmann, J., Gunn, James E., ...

We test the homogeneity of the Universe at $z\sim 0.3$ with the Luminous Red Galaxy (LRG) spectroscopic sample of the Sloan Digital Sky Survey. First, the mean number $N(R)$ of LRGs within completely...

Evolution of the Cluster Mass and Correlation Functions in LCDM Cosmology (2004)

Younger, Joshua D., Bahcall, Neta A., Bode, Paul

The evolution of the cluster mass function and the cluster correlation function from z = 0 to z = 3 are determined using 10^6 clusters obtained from high-resolution simulations of the current...

Rotation Velocities of Two Low Luminosity Field Galaxies (2004)

Pizagno, James, Blanton, Michael R., Weinberg, David H., Bahcall, Neta A., Brinkmann, Jon

We present H-alpha rotation curves of two low luminosity field galaxies with r-band absolute magnitudes M_r=-13.9^{+0.8}_{-0.5} and M_r=-14.7^{+0.3}_{-0.2} (for h=0.7; the large error bars reflect...

Cosmology and the Halo Occupation Distribution from Small-Scale Galaxy Clustering in the Sloan Digital Sky Survey (2004)

Abazajian, Kevork, Zheng, Zheng, Zehavi, Idit, Weinberg, David H., Frieman, Joshua A., Berlind, Andreas A., ...

We use the projected correlation function w_p(r_p) of a volume-limited subsample of the Sloan Digital Sky Survey (SDSS) main galaxy redshift catalogue to measure the halo occupation distribution...

Cosmological Parameters from Eigenmode Analysis of Sloan Digital Sky Survey Galaxy Redshifts (2004)

Pope, Adrian C., Matsubara, Takahiko, Szalay, Alexander S., Blanton, Michael R., Eisenstein, Daniel J., Gray, Jim, ...

We present estimates of cosmological parameters from the application of the Karhunen-Loeve transform to the analysis of the 3D power spectrum of density fluctuations using Sloan Digital Sky Survey...

The dependence on environment of the color-magnitude relation of galaxies (2004)

Hogg, David W., Blanton, Michael R., Brinchmann, Jarle, Eisenstein, Daniel J., Schlegel, David J., Gunn, James E., ...

The distribution in color and absolute magnitude is presented for 55,158 galaxies taken from the Sloan Digital Sky Survey in the redshift range 0.08‚‚lt;z‚‚lt;0.12, as a function of the galaxy...

Observations and theoretical implications of the large-separation lensed quasar SDSS J1004+4112 (2004)

Oguri, Masamune, Inada, Naohisa, Keeton, Charles R., Pindor, Bartosz, Hennawi, Joseph F., Gregg, Michael D., ...

We study the recently discovered gravitational lens SDSS J1004+4112, the first quasar lensed by a cluster of galaxies. It consists of four images with a maximum separation of 14.62". The system was...

The second data release of the Sloan Digital Sky Survey (2004)

Abazajian, Kevork, Adelman-McCarthy, Jennifer K., Agüeros, Marcel A., Allam, Sahar S., Anderson, Kurt, Anderson, Scott F., ...

The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its Second Data Release. This data release consists of 3324 deg2 of five-band (ugriz) imaging data with photometry for...

A catalog of compact groups of galaxies in the SDSS commissioning data (2004)

Lee, Brian C., Allam, Sahar S., Tucker, Douglas L., Annis, James, Johnston, David E., Scranton, Ryan, ...

Compact groups (CGs) of galaxies-relatively poor groups of galaxies in which the typical separations between members is of the order of a galaxy diameter-offer an exceptional laboratory for the study...

Sloan Digital Sky Survey Imaging of Low Galactic Latitude Fields: Technical Summary and Data Release (2004)

Finkbeiner, Douglas P., Padmanabhan, Nikhil, Schlegel, David J., Carr, Michael A., Gunn, James E., Rockosi, Constance M., ...

The Sloan Digital Sky Survey (SDSS) mosaic camera and telescope have obtained five-band optical-wavelength imaging near the Galactic plane outside of the nominal survey boundaries. These additional...

The second data release of the Sloan Digital Sky Survey (2004)

Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...

The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its Second Data Release. This data release consists of 3324 deg(2) of five-band (ugriz) imaging data with photometry for...

The second data release of the Sloan Digital Sky Survey (2004)

Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Kurt S. J., Anderson, Scott F., ...

The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its Second Data Release. This data release consists of 3324 deg(2) of five-band (ugriz) imaging data with photometry for...

A catalog of compact groups of galaxies in the RSDSS commissioning data (2003)

Lee, Brian C., Allam, Sahar S., Tucker, Douglas L., Annis, James, Blanton, Michael R., Johnston, David E., ...

Compact groups (CGs) of galaxies -- relatively poor groups of galaxies in which the typical separations between members is of the order of a galaxy diameter -- offer an exceptional laboratory for the...

Evolution of the Cluster Correlation Function (2003)

Bahcall, Neta A., Hao, Lei, Bode, Paul, Dong, Feng

We study the evolution of the cluster correlation function and its richness-dependence from z = 0 to z = 3 using large-scale cosmological simulations. A standard flat LCDM model with \Omega_m = 0.3...

A Snapshot Survey for Gravitational Lenses Among z>=4.0 Quasars: I. The z>5.7 Sample (2003)

Richards, Gordon T., Strauss, Michael A., Pindor, Bartosz, Haiman, Zoltan, Fan, Xiaohui, Eisenstein, Daniel, ...

Over the last few years, the Sloan Digital Sky Survey (SDSS) has discovered several hundred quasars with redshift between 4.0 and 6.4. Including the effects of magnification bias, one expects a...

SDSS J0903+5028: A New Gravitational Lens (2003)

Johnston, David E., Richards, Gordon T., Frieman, Joshua A., Keeton, Charles R., Strauss, Michael A., Becker, Robert H., ...

We report the discovery of a new gravitationally lensed quasar from the Sloan Digital Sky Survey, SDSS J090334.92+502819.2. This object was targeted for SDSS spectroscopy as a Luminous Red Galaxy...

The dependence on environment of the color-magnitude relation of galaxies (2003)

Hogg, David W., Blanton, Michael R., Brinchmann, Jarle, Eisenstein, Daniel J., Schlegel, David J., Gunn, James E., ...

The distribution in color and absolute magnitude is presented for 55,158 galaxies taken from the Sloan Digital Sky Survey in the redshift range $0.08

The Richness-Dependent Cluster Correlation Function: Early SDSS Data (2003)

Bahcall, Neta A., Dong, Feng, Hao, Lei, Bode, Paul, Annis, Jim, Gunn, James E., ...

The cluster correlation function and its richness dependence are determined from 1108 clusters of galaxies -- the largest sample of clusters studied so far -- found in 379 deg^2 of Sloan Digital Sky...

Angular Clustering with Photometric Redshifts in the Sloan Digital Sky Survey: Bimodality in the Clustering Properties of Galaxies (2003)

Budavari, Tamas, Connolly, Andrew J., Szalay, Alexander S., Szapudi, Istvan, Csabai, Istvan, Scranton, Ryan, ...

Understanding the clustering of galaxies has long been a goal of modern observational cosmology. Utilizing our photometric redshift technique a volume limited sample containing more than 2 million...

A Merged Catalog of Clusters of Galaxies from Early SDSS Data (2003)

Bahcall, Neta A., McKay, Timothy A., Annis, James, Kim, Rita, Dong, Feng, Hansen, Sarah, ...

We present a catalog of 799 clusters of galaxies in the redshift range z_est = 0.05 - 0.3 selected from ~400 deg^2 of early SDSS commissioning data along the celestial equator. The catalog is based...

A Large, Uniform Sample of X-ray Emitting AGN: Selection Approach and an Initial Catalog from the ROSAT All-Sky and Sloan Digital Sky Surveys (2003)

Anderson, Scott F., Voges, Wolfgang, Margon, Bruce, Trümper, Joachim, Agüeros, Marcel A., Boller, Thomas, ...

Many open questions in X-ray astronomy are limited by the relatively small number of objects in uniform optically-identified samples, especially when rare subclasses are considered, or subsets...

The Morphological Butcher-Oemler effect in the SDSS Cut&Enhance Galaxy Cluster Catalog (2003)

Goto, Tomotsugu, Okamura, Sadanori, Yagi, Masafumi, Sheth, Ravi K., Bahcall, Neta A., Zabel, Shane A., ...

We investigate the evolution of the fractions of late type cluster galaxies as a function of redshift, using one of the largest, most uniform cluster samples available. The sample consists of 514...

A gravitationally lensed quasar with quadruple images separated by 14.62arcseconds (2003)

Inada, Naohisa, Oguri, Masamune, Pindor, Bartosz, Hennawi, Joseph F., Chiu, Kuenley, Zheng, Wei, ...

Gravitational lensing is a powerful tool for the study of the distribution of dark matter in the Universe. The cold-dark-matter model of the formation of large-scale structures (that is, clusters of...

The first data release of the Sloan Digital Sky Survey (2003)

Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Scott F., Annis, James, ...

The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its First Data Release. This consists of 2099 deg2 of five-band (u, g, r, i, z) imaging data, 186,240 spectra of...

The Cosmic Triangle: Assessing the State of the Universe (2003)

Neta A. Bahcall, Jeremiah P. Ostriker, Saul Perlmutter, Paul J. Steinhardt

The cosmic triangle is introduced as a way of representing the past, present, and future status of the universe. Our current location within the cosmic triangle is determined by the answers to three...

The first data release of the Sloan Digital Sky Survey (2003)

Abazajian, Kevork N., Adelman-McCarthy, Jennifer K., Agueros, Marcel A., Allam, Sahar S., Anderson, Scott F., Annis, James, ...

The Sloan Digital Sky Survey (SDSS) has validated and made publicly available its First Data Release. This consists of 2099 deg2 of five-band (u, g, r, i, z) imaging data, 186,240 spectra of...

The Amplitude of Mass Fluctuations (2002)

Bahcall, Neta A., Bode, Paul

We determine the linear amplitude of mass fluctuations in the universe, sigma_8, from the abundance of massive clusters at redshifts z=0.5 to 0.8. The evolution of massive clusters depends...

Cosmological Constraints from a Combined Analysis of the Cluster Mass Function and Microwave Background Anisotropies (2002)

Melchiorri, Alessandro, Bode, Paul, Bahcall, Neta A., Silk, Joseph

We present constraints on several cosmological parameters from a combined analysis of the most recent Cosmic Microwave Background anisotropy data and the Sloan Digital Sky Survey cluster mass...

The overdensities of galaxy environments as a function of luminosity and color (2002)

Hogg, David W., Blanton, Michael R., Eisenstein, Daniel J., Gunn, James E., Schlegel, David J., Zehavi, Idit, ...

We study the mean environments of galaxies in the Sloan Digital Sky Survey as a function of rest-frame luminosity and color. Overdensities in galaxy number are estimated in $8 h^{-1} \mathrm{Mpc}$...

The Galaxy Luminosity Function and Luminosity Density at Redshift z=0.1 (2002)

Blanton, Michael R., Hogg, David W., Brinkmann, J., Connolly, Andrew J., Csabai, Istvan, Bahcall, Neta A., ...

Using a catalog of 147,986 galaxy redshifts and fluxes from the Sloan Digital Sky Survey (SDSS) we measure the galaxy luminosity density at z=0.1 in five optical bandpasses corresponding to the SDSS...

Two-Dimensional Topology of the Sloan Digital Sky Survey (2002)

Hoyle, Fiona, Vogeley, Michael S., Gott III, J. Richard, Blanton, Michael, Tegmark, Max, Weinberg, David H., ...

We present the topology of a volume-limited sample of 11,884 galaxies, selected from an apparent-magnitude limited sample of over 100,000 galaxies observed as part of the Sloan Digital Sky Survey...

The Cluster Mass Function from Early SDSS Data: Cosmological Implications (2002)

Bahcall, Neta A., Dong, Feng, Bode, Paul, Kim, Rita, Annis, James, McKay, Timothy A., ...

The mass function of clusters of galaxies is determined from 400 deg^2 of early commissioning imaging data of the Sloan Digital Sky Survey; ~300 clusters in the redshift range z = 0.1 - 0.2 are used....

Composite Luminosity Functions Based on the Sloan Digital Sky Survey "Cut & Enhance" Galaxy Cluster Catalog (2002)

Goto, Tomotsugu, Okamura, Sadanori, Mckay, Timothy A., Annis, James, Bahcall, Neta A., Bernardi, Mariangela, ...

We present here results on the composite luminosity functions of galaxies in the clusters of galaxies selected from the SDSS Cut and Enhance cluster catalog (CE; Goto et al. 2001). We construct the...

Dynamical Confirmation of SDSS Weak Lensing Scaling Laws (2002)

McKay, Timothy A., Sheldon, Erin Scott, Johnston, David, Grebel, Eva K., Prada, Francisco, Rix, Hans-Walter, ...

Galaxy masses can be estimated by a variety of methods; each applicable in different circumstances, and each suffering from different systematic uncertainties. Confirmation of results obtained by one...

Exploratory Chandra observations of the three highest redshift quasars known (2002)

Brandt, William N., Schneider, Donald P., Fan, Xiaohui, Strauss, Michael A., Gunn, James E., Richards, Gordon T., ...

We report on exploratory Chandra observations of the three highest redshift quasars known (z = 5.82, 5.99, and 6.28), all found in the Sloan Digital Sky Survey. These data, combined with a previous...

The Sloan Digital Sky Survey Quasar Catalog. I. Early data release (2002)

Schneider, Donald P., Richards, Gordon T., Fan, Xiaohui, Hall, Patrick B., Strauss, Michael A., Vanden Berk, Daniel E., ...

We present the first edition of the Sloan Digital Sky Survey (SDSS) Quasar Catalog. The catalog consists of the 3814 objects ( 3000 discovered by the SDSS) in the initial SDSS public data release...

Sloan Digital Sky Survey: Early data release (2002)

Stoughton, Chirs, Lupton, Rpbert H., Bernardi, Mariangela, Blanton, Michael R., Burles, Scott, Castander, Francsico J., ...

The Sloan Digital Sky Survey (SDSS) is an imaging and spectroscopic survey that will eventually cover approximately one-quarter of the celestial sphere and collect spectra of 10 6 galaxies, 100,000...

Optical and radio properties of extragalactic sources observed by the first survey and the Sloan Digital Sky Survey (2002)

Ivezic, Zeljko, Menou, Kristen, Knapp, Gillian R., Strauss, Michael A., Lupton, Robert H., Vanden Berk, Daniel E., ...

We discuss the optical and radio properties of similar to30,000 FIRST (radio, 20 cm, sensitive to 1 mJy) sources positionally associated within 1."5 with a Sloan Digital Sky Survey (SDSS) (optical,...

Sloan Digital Sky Survey: early data release (2002)

Stoughton, Chris, Lupton, Robert H., Bernardi, Mariangela, Blanton, Michael R., Burles, Scott M., Castander, Francisco J., ...

The Sloan Digital Sky Survey (SDSS) is an imaging and spectroscopic survey that will eventually cover approximately one-quarter of the celestial sphere and collect spectra of ≈ 106 galaxies,...

Sloan Digital Sky Survey: early data release (2002)

Stoughton, Chris, Lupton, Robert H., Bernardi, Mariangela, Blanton, Michael R., Burles, Scott M., Castander, Francisco J., ...

The Sloan Digital Sky Survey (SDSS) is an imaging and spectroscopic survey that will eventually cover approximately one-quarter of the celestial sphere and collect spectra of ≈ 106 galaxies,...

The Cut & Enhance method : selecting clusters of galaxies from the SDSS commissioning data (2001)

Goto, Tomotsugu, Sekiguchi, Maki, Nichol, Robert C., Bahcall, Neta A., Kim, Rita S. J., Annis, James, ...

We describe an automated method, the Cut & Enhance method (CE) for detecting clusters of galaxies in multi-color optical imaging surveys. This method uses simple color cuts, combined with a density...

The Angular Clustering of Galaxy Pairs (2001)

Infante, Leopoldo, Strauss, Michael A., Bahcall, Neta A., Knapp, Gillian R., Lupton, Robert H., Kim, Rita S. J., ...

We identify close pairs of galaxies from 278 deg^2 of Sloan Digital Sky Survey commissioning imaging data. The pairs are drawn from a sample of 330,041 galaxies with 18 < r^* < 20. We determine the...

The Alignment Effect of Brightest Cluster Galaxies in the SDSS (2001)

Kim, Rita S. J., Annis, Jim, Strauss, Michael A., Lupton, Robert H., Bahcall, Neta A., Gunn, James E., ...

One of the most vital observational clues for unraveling the origin of Brightest Cluster Galaxies (BCG) is the observed alignment of the BCGs with their host cluster and its surroundings. We have...

Detecting Clusters of Galaxies in the Sloan Digital Sky Survey I : Monte Carlo Comparison of Cluster Detection Algorithms (2001)

Kim, Rita S. J., Kepner, Jeremy V., Postman, Marc, Strauss, Michael A., Bahcall, Neta A., Gunn, James E., ...

We present a comparison of three cluster finding algorithms from imaging data using Monte Carlo simulations of clusters embedded in a 25 deg^2 region of Sloan Digital Sky Survey (SDSS) imaging data:...

Antibias in Clusters: The Dependence of M/L on Cluster Temperature (2001)

Bahcall, Neta A., Comerford, Julia M.

We show that the observed mass-to-light ratio of galaxy clusters increases with cluster temperature as expected from cosmological simulations. Contrary to previous observational suggestions, we find...

Evidence for Reionization at z ~ 6: Detection of a Gunn-Peterson Trough in a z=6.28 Quasar (2001)

Becker, Robert H., Fan, Xiaohui, White, Richard L., Strauss, Michael A., Narayanan, Vijay K., Lupton, Robert H., ...

We present moderate resolution Keck spectroscopy of quasars at z=5.82, 5.99 and 6.28, discovered by the Sloan Digital Sky Survey (SDSS). We find that the Ly Alpha absorption in the spectra of these...

Weak Lensing Measurements of 42 SDSS/RASS Galaxy Clusters (2001)

Sheldon, Erin Scott, Annis, James, Bohringer, Hans, Fischer, Philippe, Frieman, Joshua A., Joffre, Michael, ...

We present a lensing study of 42 galaxy clusters imaged in Sloan Digital Sky Survey (SDSS) commissioning data. Cluster candidates are selected optically from SDSS imaging data and confirmed for this...

Evolution of the Cluster Mass Function: Gpc^3 Dark Matter Simulations (2000)

Bode, Paul, Bahcall, Neta A., Ford, Eric B., Ostriker, Jeremiah P.

High-resolution N-body simulations of four popular Cold Dark Matter cosmologies (LCDM, OCDM, QCDM, and tilted SCDM), each containing 10^5 clusters of galaxies in a cubic gigaparsec volume, are used...

Discovery of a Close Pair of z = 4.25 Quasars from the Sloan Digital Sky Survey (2000)

Schneider, Donald P., Fan, Xiaohui, Strauss, Michael A., Gunn, James E., Richards, Gordon T., Knapp, G. R., ...

We report the discovery of a pair of z = 4.25 quasars with a separation of 33 arcseconds. The brighter of the two objects was identified as a high-redshift quasar candidate from Sloan Digital Sky...

Finding Clusters of Galaxies in the Sloan Digital Sky Survey using Voronoi Tessellation (1999)

Kim, Rita S. J., Strauss, Michael A., Bahcall, Neta A., Gunn, James E., Lupton, Robert H., Voges, Wolfgang, ...

The Sloan Digital Sky Survey has obtained 450 square degrees of photometric scan data, in five bands (u',g',r',i',z'), which we use to identify clusters of galaxies. We illustrate how we do...

Cosmology with Clusters of Galaxies (1999)

Bahcall, Neta A.

I show that three independent methods utilizing clusters of galaxies - cluster dynamics and mass-to-light ratio, baryon fraction in clusters, and cluster evolution - all indicate the same robust...

A Lightweight Universe? (1998)

Bahcall, Neta A., Fan, Xiaohui

How much matter is there in the universe? Does the universe have the critical density needed to stop its expansion, or is the universe underweight and destined to expand forever? We show that several...

The Most Massive Distant Clusters: Determining Omega and sigma_8 (1998)

Bahcall, Neta A., Fan, Xiaohui

The existence of the three most massive clusters of galaxies observed so far at z>0.5 is used to constrain the mass density parameter of the universe, Omega, and the amplitude of mass fluctuations,...

A Lightweight Universe? (1998)

Neta A. Bahcall, Xiaohui Fan

How much matter is there in the universe? Does the universe have the critical density needed to stop its expansion, or is the universe underweight and destined to expand forever? We show that several...

Tracing the Universe with Clusters of Galaxies (1997)

Bahcall, Neta A.

Clusters of galaxies, the most massive virialized systems known, provide a powerful tool for studying the structure, the mass density, and the cosmology of our universe. Clusters furnish one of the...

Determining the Amplitude of Mass Fluctuations in the Universe (1997)

Fan, Xiaohui, Bahcall, Neta A., Cen, Renyue

We present a method for determining the rms mass fluctuations on 8 h^-1 Mpc scale, sigma8. The method utilizes the rate of evolution of the abundance of rich clusters of galaxies. Using the...

Constraining Omega with Cluster Evolution (1997)

Bahcall, Neta A., Fan, Xiaohui, Cen, Renyue

We show that the evolution of the number density of rich clusters of galaxies breaks the degeneracy between Omega (the mass density ratio of the universe) and sigma_{8} (the normalization of the...

Constraining &Omega; with Cluster Evolution (1997)

Neta A. Bahcall, Xiaohui Fan, Renyue Cen

We show that the evolution of the number density of rich clusters of galaxies breaks the degeneracy between\Omega (the mass density ratio of the universe) and oe 8 (the normalization of the power...

Large-Scale Structure in the Universe (1997)

Neta A. Bahcall

How is the universe organized on large scales? How did this structure evolve from the unknown initial conditions to the present time? The answers to these questions will shed light on the cosmology...

Large scale structure of the universe (1996)

Bahcall, Neta A.

How is the universe organized on large scales? How did this structure evolve from the unknown initial conditions to the present time? The answers to these questions will shed light on the cosmology...

Clusters and superclusters of galaxies (1996)

Bahcall, Neta A.

Rich clusters of galaxies are the most massive virialized systems known. Even though they contain only a small fraction of all galaxies, rich clusters provide a powerful tool for the study of galaxy...

Large scale structure of the universe (1996)

Bahcall, Neta A.

How is the universe organized on large scales? How did this structure evolve from the unknown initial conditions of a rather smooth early universe to the present time? The answers to these questions...

The Peculiar Velocity Function of Galaxy Clusters (1996)

Bahcall, Neta A., Oh, Siang Peng

The peculiar velocity function of clusters of galaxies is determined using an accurate sample of cluster velocities based on Tully-Fisher distances of Sc galaxies (Giovanelli et al 1995b). In...

Large-Scale Structure in the Universe (1996)

Neta A. Bahcall

How is the universe organized on large scales? How did this structure evolve from the unknown initial conditions to the present time? The answers to these questions will shed light on the cosmology...

The Baryon Fraction and Velocity--Temperature Relation in Galaxy Clusters : Models versus Observations (1995)

Lubin, Lori M., Cen, Renyue, Bahcall, Neta A., Ostriker, Jeremiah P.

The observed baryon fraction and velocity--temperature relation in clusters of galaxies are compared with hydrodynamic simulations in two cosmological models : standard (Omega = 1) and a low-density...

Where is the Dark Matter? (1995)

Bahcall, Neta A., Lubin, Lori M., Dorman, Victoria

How much dark matter is there in the universe and where is it located? These are two of the most fundamental questions in cosmology. We use in this paper optical and x-ray mass determinations of...

RATING COSMOLOGICAL MODELS (1995)

Bahcall, Neta A.

I summarize the successes and failures of the most popular current cosmological models in accounting for the available observations. This evaluation, presented as the summary of the 11th Potsdam...

COSMOLOGY WITH CLUSTERS OF GALAXIES (1995)

Bahcall, Neta A.

Rich clusters of galaxies, the largest virialized systems known, provide a powerful tool for the study of cosmology. Some of the fundamental questions that can be addressed with clusters of galaxies...

CLUSTERING AND LARGE SCALE STRUCTURE WITH THE SDSS (1995)

Bahcall, Neta A.

The Sloan Digital Sky Survey (SDSS) will provide a complete imaging and spectroscopic survey of the high-latitude northern sky. The 2D survey will image the sky in five colors and will contain nearly...

The Motions of Clusters and Groups of Galaxies (1994)

Bahcall, Neta A., Gramann, Mirt, Cen, Renyue

The distributions of peculiar velocities of rich clusters and of groups of galaxies are investigated for different cosmological models and are compared with observations. Four cosmological models are...

Velocity Correlations of Galaxy Clusters (1994)

Cen, Renyue, Bahcall, Neta A., Gramann, Mirt

We determine the velocity correlation function, pairwise peculiar velocity difference, and root-mean-square pairwise peculiar velocity dispersion of rich clusters of galaxies, as a function of pair...

Probing the Large-Scale Velocity Field with Clusters of Galaxies (1994)

Bahcall, Neta A., Cen, Renyue, Gramann, Mirt

What is the role of clusters of galaxies in probing the large-scale velocity field of the universe? We investigate the distribution of peculiar velocities of clusters of galaxies in the popular...

The Motions of Clusters and Groups of Galaxies (1994)

Bahcall, Neta A., Gramann, Mirt, Cen, Renyue

The distributions of peculiar velocities of rich clusters and of groups of galaxies are investigated for different cosmological models and are compared with observations. Four cosmological models are...

The Correlation Function of Flux-Limited X-Ray Clusters (1994)

Bahcall, Neta A., Cen, Renyue

We show that the spatial correlation function of a flux-limited sample of X-ray selected clusters of galaxies will exhibit a correlation scale that is smaller than the correlation scale of a...

Cosmology With Clusters Of Galaxies (1994)

Neta A. Bahcall

this paper some of the methods used and their results.

Resolving the Beta-Discrepancy for Clusters of Galaxies (1993)

Bahcall, Neta A., Lubin, Lori M.

Previous comparisons of optical and X-ray observations of clusters of galaxies have lead to the so-called ``$\beta$ - discrepancy'' that has persisted for the last decade. The standard...

A lightweight universe?

Bahcall, Neta A., Fan, Xiaohui

How much matter is there in the universe? Does the universe have the critical density needed to stop its expansion, or is the universe underweight and destined to expand forever? We show that several...

A lightweight universe?

Bahcall, Neta A., Fan, Xiaohui

How much matter is there in the universe? Does the universe have the critical density needed to stop its expansion, or is the universe underweight and destined to expand forever? We show that several...