Winter quarter 2010

Cosmology lunch #12

Thursday, January 7

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

    • Lueker et al., arXiv:0912.4317, new CMB measurements from SPT (MJM)

    • Angulo & White, arXiv:0912.4277, rescaling N-body simulations to fit different cosmologies (MJM)

Cosmology lunch #13

Thursday, January 14

12:30 pm

***PRB M2005***

Suggested papers or other topics for discussion:

    • arXiv:1001.1656 -- "Reconstructing the triaxiality of the galaxy cluster Abell 1689: solving the X-ray and strong lensing mass discrepancy", Andrea Morandi, Kristian Pedersen, Marceau Limousin [MSSG]

    • arXiv:1001.1696 -- "On the over-concentration problem of strong lensing clusters", M. Sereno, Ph. Jetzer, M. Lubini [MSSG]

    • Song et al, arXiv:1001.1154, "Statistical Determination of Bulk Flow Motions" (MJM)

    • Del Popolo et al, arXiv:1001.1443, "Improvements in the X-ray luminosity function and constraints on cosmological parameters..." (MJM)

Cosmology lunch #14

Thursday, January 21

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

    • Xu et al, arXiv:1001.2324, "A New Statistic for Analyzing Baryon Acoustic Oscillations"

    • Hayden et al, arXiv:1001.3428, "The Rise and Fall of Type Ia Supernova Light Curves in the SDSS-II Supernova Survey"

    • Courtin et al, arXiv:1001.3425, "Imprints of dark energy on cosmic structure formation" (and arXiv:0903.5490)

    • Tinker et al, arXiv:1001.3162, "The Large Scale Bias of Dark Matter Halos: Numerical Calibration and Model Test"

Cosmology lunch #15

Thursday, January 28

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

    • Kirk, Bridle, & Schneider, arXiv:1001.3787, "The Impact of Intrinsic Alignments: Cosmological Constraints from a Joint Analysis of Cosmic Shear and Galaxy Survey Data"

  • WMAP 7-year data release - papers here

  • Bernstein, arXiv:1001.2333, "Shape measurement biases from underfitting and ellipticity gradients" (MSSG)

Cosmology lunch #16

Thursday, February 4

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

Cosmology lunch #17

Thursday, February 11

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

Cosmology lunch #18

Thursday, February 18

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

    • de Putter et al, arXiv:1002.1311, "Measuring the Speed of Dark: Detecting Dark Energy Perturbations"

    • Daniel et al, arXiv:1002.1962, "Testing General Relativity with Current Cosmological Data"

    • Knebe et al, arXiv:1002.2853, "The impact of baryonic physics on the shape and radial alignment of substructure in cosmological dark matter haloes"

Cosmology lunch #19

Thursday, March 4

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

    • Knebe et al, arXiv:1002.2853, "The impact of baryonic physics on the shape and radial alignment of substructure in cosmological dark matter haloes"

    • Bianchi & Rovelli, arXiv:1002.3966, "Why all these prejudices against a [cosmological] constant?"

    • A trio of similar papers on using cosmological data sets to test general relativity: Daniel et al, arXiv:1002.1962; Bean & Tangmatitham, arXiv:1002.4197; Zhao et al, arXiv:1003.0001

    • Romano et al. arXiv:1002.0727, "Abell 611: I. weak lensing analysis with LBC" -- MSSG

    • Jennings et al, arXiv:1002.3255, "How BAO measurements can fail to detect quintessence" (Chris)

Cosmology lunch #20

Thursday, March 11

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

    • Using cosmological data sets to test general relativity: Daniel et al, arXiv:1002.1962; Bean & Tangmatitham, arXiv:1002.4197; Zhao et al, arXiv:1003.0001; Reyes et al, arXiv:1003.2185

    • Cosmological Numerical Simulations: 1) R.E. Angulo & S.D.M. White, "One simulation to fit them all - changing the background parameters of a cosmological N-body simulation", 2009arXiv0912.4277A 2) The Coyote Universe III: Simulation Suite and Precision Emulator for the Nonlinear Matter Power Spectrum 2009arXiv0912.4490L

    • HALO: High Altitude Lensing Observatory -- see this talk by Ali Vanderveld for a very brief description: http://postdocs.jpl.nasa.gov/files/ura/postdoc_seminar.pdf

Cosmology lunch #21

Thursday, March 18

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

    • Cosmological Numerical Simulations: 1) R.E. Angulo & S.D.M. White, "One simulation to fit them all - changing the background parameters of a cosmological N-body simulation", 2009arXiv0912.4277A 2) The Coyote Universe III: Simulation Suite and Precision Emulator for the Nonlinear Matter Power Spectrum 2009arXiv0912.4490L

    • Abel, arXiv:1003.0937, "rpSPH: a much improved Smoothed Particle Hydrodynamics algorithm"

    • Meneghetti, 2009arXiv0912.1343M, "Weighing simulated galaxy clusters using lensing and X-ray"

Cosmology lunch #22

Thursday, March 25

12:30 pm

PRB M2035

Suggested papers or other topics for discussion:

    • Joachimi & Schneider, arXiv:1003.4211, "GI boosting: Direct measurement of intrinsic alignments in cosmic shear data"

    • Dietrich et al, arXiv:0903.3599, "Weak lensing observations of potentially X-ray underluminous galaxy clusters"

    • Mesinger, Furlanetto, & Cen, arXiv:1003.3878, "21cmFAST: A Fast, Semi-Numerical Simulation of the High-Redshift 21-cm Signal"; comparison with slower, more accurate codes: Zahn et al, arXiv:1003.3455