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astro-ph2000
Weak Lensing Constraints on Cluster Structural Parameters
Jeffrey A. Willick, Nikhil Padmanabhan
We study the reliability of dark matter (DM) profile determinations for rich clusters of galaxies based on weak gravitational lensing measurements. We consider three functional for…
astro-ph2000
The Stanford Cluster Search for Distant Galaxy Clusters
Jeffrey A. Willick, Keith L. Thompson, Benjamin F. Mathiesen +3
We describe the scientific motivation behind, and the methodology of, the Stanford Cluster Search (StaCS), a program to compile a catalog of optically selected clusters of galaxies…
astro-ph2000
Cosmic Velocities 2000: A Review
Jeffrey A. Willick
I review the status of cosmic velocity analysis as of January 2000, with an emphasis on two key questions: (1) What is the scale of the largest bulk flows in the universe? and (2)…