Overview of Planck Physics

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Overview of Planck Physics
Kari Enqvist, University of Helsinki and Helsinki
Institute of Physics

• Planck Surveyor Mission
• ESA satellite with lauch date 2007

- 2 instruments LFI and HFI - objective to
measure cosmic microwave backround temperature
and polarization fluctuations
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COSMIC MICROWAVE BACKGROUND

• Department of Physical Science, University of
  Helsinki
• Helsinki Institute of Physics

• - participate in CTP working group, develop
  software
• for data analysis
• analyse WMAP (and other) data to prepare for
  Planck
• science

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FOREGROUND

• The Observatory, University of Helsinki
• Metsähovi Radio Observatory, Helsinki University
  of Technology
• Tuorla Observatory

• extragalactic foregrounds
• galactic foregrounds

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INSTRUMENT BUILDING70 GHz receiver for LFI

• Millilab VTT Information Technology
• Metsähovi Radio Observatory

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TEMPERATURE FLUCTUATIONS
POLARIZATION
matter content, H, ? shape of
primordial perturbation
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Planck is a
MACROSCOPE looks at the Universe at largest
possible scales H, ?
MICROSCOPE looks at the Universe at smallest
scales ever primordial spectrum
COSMIC INFLATION t 10-35 s, E 1014 GeV
our best chance for testing a Theory of
Everything