Albert Stebbins

A new method of measuring the cluster peculiar velocity power spectrum (2008)

Zhang, Pengjie, Feldman, Hume A., Juszkiewicz, Roman, Stebbins, Albert

We propose to use spatial correlations of the kinetic Sunyaev-Zeldovich (KSZ) flux as an estimator of the peculiar velocity power spectrum. In contrast with conventional techniques, our new method...

The Mass Of The Coma Cluster From Weak Lensing In The Sloan Digital Sky Survey (2007)

Kubo, Jeffrey M., Stebbins, Albert, Annis, James, Dell'Antonio, Ian P., Lin, Huan, Khiabanian, Hossein, ...

We present a weak lensing analysis of the Coma Cluster using the Sloan Digital Sky Survey (SDSS) Data Release Five. Complete imaging of a ~ 200 square degree region is used to measure the tangential...

CMB Spectral Distortions from the Scattering of Temperature Anisotropies (2007)

Stebbins, Albert

Thomson scattering of CMBR temperature anisotropies will cause the spectrum of the CMBR to differ from blackbody even when one resolves all anisotropies. A formalism for computing the anisotropic and...

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...

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...

Dark Energy Studies: Challenges to Computational Cosmology (2005)

Annis, James, Castander, Francisco J., Evrard, August E., Frieman, Joshua A., Gaztanaga, Enrique, Jain, Bhuvnesh, ...

The ability to test the nature of dark mass-energy components in the universe through large-scale structure studies hinges on accurate predictions of sky survey expectations within a given world...

Constraining Dark Energy with the Dark Energy Survey: Theoretical Challenges (2005)

Annis, James, Bridle, Sarah, Castander, Francisco J., Evrard, August E., Fosalba, Pablo, Frieman, Joshua A., ...

The Dark Energy Survey (DES) will use a new imaging camera on the Blanco 4-m telescope at CTIO to image 5000 square degrees of sky in the South Galactic Cap in four optical bands, and to carry out...

A new method of measuring the peculiar velocity power spectrum (2004)

Zhang, Pengjie, Stebbins, Albert, Juszkiewicz, Roman, Feldman, Hume

We show that by directly correlating the cluster kinetic Sunyaev Zeldovich (KSZ) flux, the cluster peculiar velocity power spectrum can be measured to $\sim 10%$ accuracy by future large sky coverage...

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...

Isolating Geometry in Weak Lensing Measurements (2003)

Zhang, Jun, Hui, Lam, Stebbins, Albert

Given a foreground galaxy-density field or shear field, its cross-correlation with the shear field from a background population of source galaxies scales with the source redshift in a way that is...

Primordial Gravity Waves and Weak Lensing (2003)

Dodelson, Scott, Rozo, Eduardo, Stebbins, Albert

Inflation produces a primordial spectrum of gravity waves in addition to the density perturbations which seed structure formation. We compute the signature of these gravity waves in the large scale...

Higher Order Moments of the Angular Distribution of Galaxies from Early SDSS Data (2001)

Szapudi, István, Frieman, Joshua A., Scoccimarro, Roman, Szalay, Alexander S., Connolly, Andrew J., Dodelson, Scott, ...

We present initial results for counts in cells statistics of the angular distribution of galaxies in early data from the Sloan Digital Sky Survey (SDSS). We analyze a rectangular stripe $2.5^\circ$...

Galaxy Mass and Luminosity Scaling Laws Determined by Weak Gravitational Lensing (2001)

McKay, Timothy A., Sheldon, Erin Scott, Racusin, Judith, Fischer, Philippe, Seljak, Uros, Stebbins, Albert, ...

We present new measurements of scaling laws relating the luminosity of galaxies to the amplitude and shape of their dark matter halos. Early imaging and spectroscopic data from the Sloan Digital Sky...

Analysis of Systematic Effects and Statistical Uncertainties in Angular Clustering of Galaxies from Early SDSS Data (2001)

Collaboration, SDSS, Scranton, Ryan, Johnston, David, Dodelson, Scott, Frieman, Joshua A., Connolly, Andy, ...

The angular distribution of galaxies encodes a wealth of information about large scale structure. Ultimately, the Sloan Digital Sky Survey (SDSS) will record the angular positions of order 10^8...

The Angular Correlation Function of Galaxies from Early SDSS Data (2001)

Collaboration, SDSS, Connolly, Andrew, Scranton, Ryan, Johnston, David, Dodelson, Scott, Eisenstein, Daniel, ...

The Sloan Digital Sky Survey is one of the first multicolor photometric and spectroscopic surveys designed to measure the statistical properties of galaxies within the local Universe. In this Letter...

The Angular Power Spectrum of Galaxies from Early SDSS Data (2001)

Collaboration, SDSS, Tegmark, Max, Dodelson, Scott, Eisenstein, Daniel, Narayanan, Vijay, Scoccimarro, Roman, ...

We compute the angular power spectrum C_l from 1.5 million galaxies in early SDSS data on large angular scales, l

KL Estimation of the Power Spectrum Parameters from the Angular Distribution of Galaxies in Early SDSS Data (2001)

Collaboration, SDSS, Szalay, Alexander S., Jain, Bhuvnesh, Matsubara, Takahiko, Scranton, Ryan, Vogeley, Michael S., ...

We present measurements of parameters of the 3-dimensional power spectrum of galaxy clustering from 222 square degrees of early imaging data in the Sloan Digital Sky Survey. The projected galaxy...

The 3D Power Spectrum from Angular Clustering of Galaxies in Early SDSS Data (2001)

Dodelson, Scott, Narayanan, Vijay K., Tegmark, Max, Scranton, Ryan, Budavari, Tamas, Connolly, Andrew, ...

Early photometric data from the Sloan Digital Sky Survey (SDSS) contain angular positions for 1.5 million galaxies. In companion papers, the angular correlation function $w(\theta)$ and 2D power...

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...

A Geometrical Test of the Cosmological Energy Contents Using the Lyman-alpha Forest (1998)

Hui, Lam, Stebbins, Albert, Burles, Scott

In this Letter we explore a version of the test of cosmological geometry proposed by Alcock and Paczynski (1979), using observations of the Lyman-alpha forest in the spectra of close quasar pairs. By...

Cosmology with Ultra-light Pseudo-Nambu-Goldstone Bosons (1998)

Joshua A. Frieman, Christopher T. Hill, Albert Stebbins, Ioav Waga

We explore the cosmological implications of an ultra-light pseudo-NambuGoldstone boson. With global spontaneous symmetry breaking scale f ' 10 18 GeV and explicit breaking scale comparable to MSW...

Extensions to the Kompaneets Equation and Sunyaev-Zel'dovich Distortion (1997)

Stebbins, Albert

Analytical expressions are presented for relativistic corrections to the Kompaneets equation and the Sunyaev-Zel'dovich y-distortion. The latter provides a convenient method of inferring both the...

First Structure Formation: II. Cosmic String + Hot Dark Matter Models (1997)

Abel, Tom, Stebbins, Albert, Anninos, Peter, Norman, Michael L.

We examine the structure of baryonic wakes in the cosmological fluid which would form behind GUT-scale cosmic strings at early times (redshifts z > 100) in a neutrino-dominated universe. We show,...

Statistics of cosmic microwave background polarization (1997)

Kamionkowski, Marc, Kosowsky, Arthur, Stebbins, Albert

We present a formalism for analyzing a full-sky temperature and polarization map of the cosmic microwave background. Temperature maps are analyzed by expanding over the set of spherical harmonics to...

On the Computation of CMBR Anisotropies from Simulations of Topological Defects (1997)

Stebbins, Albert, Dodelson, Scott

Techniques for computing the CMBR anisotropy from simulations of topological defects are discussed with an eye to getting as much information from a simulation as possible. Here we consider the...

The CMBR Spectrum (1997)

Stebbins, Albert

A short review of the measured spectrum of the Cosmic Microwave Background Radiation (CMBR) and implications. Extensions of the Kompaneets equation and Sunyaev-Zel'dovich effect are given.

A Probe of Primordial Gravity Waves and Vorticity (1997)

Kamionkowski, Marc, Kosowsky, Arthur, Stebbins, Albert

A formalism for describing an all-sky map of the polarization of the cosmic microwave background is presented. The polarization pattern on the sky can be decomposed into two geometrically distinct...

Statistics of Cosmic Microwave Background Polarization (1996)

Kamionkowski, Marc, Kosowsky, Arthur, Stebbins, Albert

We present a formalism for analyzing a full-sky temperature and polarization map of the cosmic microwave background. Temperature maps are analyzed by expanding over the set of spherical harmonics to...

Weak Lensing On the Celestial Sphere (1996)

Stebbins, Albert

This paper details a description of the pattern of galaxy image distortion over the entire sky caused by the gravitational lensing which is the result of large scale inhomogeneities in our universe....

A Probe of Primordial Gravity Waves and Vorticity (1996)

Kamionkowski, Marc, Kosowsky, Arthur, Stebbins, Albert

A formalism for describing an all-sky map of the polarization of the cosmic microwave background is presented. The polarization pattern on the sky can be decomposed into two geometrically distinct...

Gravitational Lensing of Gravitational Waves from Merging Neutron Star Binaries (1996)

Wang, Yun, Stebbins, Albert, Turner, Edwin L.

We discuss the gravitational lensing of gravitational waves from merging neutron star binaries, in the context of advanced LIGO type gravitational wave detectors. We consider properties of the...

Comment on a Paper by Fang, Huang, and Wu (1996)

Dodelson, Scott, Stebbins, Albert

Before decoupling in the early universe, the tightly coupled photon/electron gas underwent acoustic oscillations. These oscillations should be visible today in the spectrum of anisotropies. Recently...

Weak Lensing and the Sloan Digital Sky Survey (1995)

Stebbins, Albert, Mckay, Tim, Frieman, Joshua A.

While the strategy for the first applications of weak lensing has been to ``go deep'' it is equally interesting to use one's telescope time to instead ``go wide''. The Sloan Survey (SDSS) provides a...

Cold + Hot Dark Matter and the Cosmic Microwave Background (1995)

Dodelson, Scott, Gates, Evalyn, Stebbins, Albert

We examine the cosmic microwave background power spectrum for adiabatic models with a massive neutrino component. We present the results of a detailed numerical evolution of cold + hot dark matter...

No Very Large Scale Structure in an Open Universe (1994)

Stebbins, Albert, Caldwell, R. R.

We study the effects of negative spatial curvature on the statistics of inhomogeneities in open cosmological models. In particular we examine the suppression of large-separation correlations in...

Beyond the Small-Angle Approximation For MBR Anisotropy from Seeds (1994)

Stebbins, Albert, Veeraraghavan, Shoba

In this paper we give a general expression for the energy shift of massless particles travelling through the gravitational field of an arbitrary matter distribution as calculated in the weak field...

Texture-Induced Microwave Background Anisotropies (1994)

Borrill, Julian, Copeland, Edmund J, Liddle, Andrew R, Stebbins, Albert, Veeraraghavan, Shoba

We use numerical simulations to calculate the cosmic microwave background anisotropy induced by the evolution of a global texture field, with special emphasis on individual textures. Both spherically...

Analysis of Small Scale MBR Anisotropy in the Presence of Foreground Contamination (1993)

Dodelson, Scott, Stebbins, Albert

Many of the current round of experiments searching for anisotropies in the MBR are confronting the problem of how to disentangle the cosmic signal from contamination due to galactic and intergalactic...

Bayesian Estimates of the Large-Scale Velocity Field in Real Space and Redshift Space (1993)

Stebbins, Albert

Methods for inferring the velocity field from the peculiar velocity data are described and applied to old and newer data. Inhomogeneous Malmquist bias and ways to avoid it are discussed and utilized....

Minimal Microwave Anisotropy from Perturbations Induced at Late Times (1993)

Jaffe, Andrew H., Stebbins, Albert, Frieman, Joshua A.

Aside from primordial gravitational instability of the cosmological fluid, various mechanisms have been proposed to generate large-scale structure at relatively late times, including, e.g.,...

The Implications of the COBE-DMR Results for Cosmic Strings (1992)

Bennett, David P., Stebbins, Albert, Bouchet, Francois R.

We compare the anisotropies in the cosmic microwave background radiation measured by the COBE experiment to the predictions of cosmic strings. We use an analytic model for the $\Delta T/T$ power...

Texture-Induced Microwave Background Anisotropies (1970)

Julian Borrill, Edmund J. Copel, Andrew R. Liddle, Albert Stebbins, Brighton Bn Qh, Steward Observatory

We use numerical simulations to calculate the cosmic microwave background anisotropy induced by the evolution of a global texture field, with special emphasis on individual textures. Both spherically...