Lawrence Berkeley National Laboratory
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Physics Division masthead

CMB and Cosmology

  • Integrated program combines effort at LBNL + UCB
  • Strong program in theory, data analysis, algorithms
  • MAXIPOL, Planck
  • Collaboration with NERSC
  • New instrumentation enables new experiments
  • APEX-SZ, South Pole Telescope
  • Galaxy Cluster Search - probe Dark Energy
  • POLARBEAR design ripe for construction
  • CMB Polarization - probe Energy Scale of Inflation
  • LBNL leads readout development
  • Program combines strengths of National Lab and University

Atacama Pathfinder Experiment (APEX-SZ)

  • CMB image

    At 16,500 feet altitude in Chilean Andes.
  • 12m on-axis ALMA prototype

Berkeley SZ Receiver:

  • 330Bolometer array
  • Discover 4000 Clusters/2yrs
  • Mass limit > 4x1014�M0
  • First Light Spring 2005.
  • LBNL responsible for readout

South Pole Telescope (SPT)

  • CMB image

    10m off-axis telescope
  • 4000 sq. degree galaxy cluster survey
  • Deep CMB anisotropy and polarization fields
  • First light spring 2007

Berkeley Receiver:

  • 1000Bolometer array
  • 3 to 4 bands: (90), 150, 250 and 270 GHz (interchangeable)
  • LBNL responsible for readout

CMB image

POLARBEAR

  • Ground-Based 3m Telescope at UC Research Station on White Mountain, Calif.
  • Optimized for CMB Polarization
  • Characterize E-modes
  • Search for B-modes (primordial gravity waves)
  • Novel Technology
  • CMB image

    Ready for Construction
Last updated: 12/16/2011