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CMB – INFLATE WP1 ��Nov 22, 2021

Francesco Piacentini

Sapienza - University of Rome, Physics Department

Sophie Henrot-Versillé

IJCLab – Orsay (Paris)

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WP1 activities

  • Advanced mathematical models of the instrument to be used for the data analysis
    1. Half wave plate device modelling
    2. Optical system modelling
    3. Detector response and thermal modelling
    4. Electronic response modelling
    5. Full description of the noise

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Work Package No

Work Package Title

Activity Type

Number of PMs involved

Beneficiary leading

Start Month

End month

1

Advanced mathematical models of the instrumental components

Research & training

120

CNRS

1

48

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Components and links

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Tasks of WP1

  • Task T1.1: Mueller matrix description of a broad-band refractive/reflective HWPs (UP)
  • Task T1.2: Simulation and analysis of mechanical behaviour of superconducting HWP rotation mechanisms (Sapienza)
  • Task T1.3: Development of a thermal emission model of a refractive HWP (CU)
  • Task T1.4: Diffraction model of the HWP (SU
  • Task T1.5: State-of-the-art optical modeling for mm-wavelength systems such as the ones proposed for the LiteBIRD satellite (SU)
  • Task T1.6: Detector environment modelling (CNRS)
  • Task T1.7: Model for detector and readout electrical response (Sapienza)
  • Task T1.8: Model of the noise including the correlated components (UP)

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Deliverables and due dates

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Nov 24, 2021 – 2:00PM – 3:30PM UTC

  • 2:00 - 2:25: Probing frequency-dependent half-wave plate systematics for CMB experiments with full-sky beam convolution simulations
    • Speaker: Jon Gudmundsson - Stockholm University
  • 2:25 - 2:50: Development of broadband achromatic half-wave plate with anti-reflective structures
    • Speaker: Ryota Takaku - University of Tokyo
  • 2:50 - 2:15: HWP position reconstruction with Kalman filter
    • Speaker: Fabio Columbro - Sapienza University
  • 3:15 - 3:30: Discussion about starting WP activities
    • Discussion lead by conveners

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Other topics to be presented in next events

  • TES modelling - recent activities (Tijmen de Haan – KEK / Tommaso Ghigna – Kavli Tokyo)
  • X-talk modelling and simulation for TES + readout (Renée Hlozek – Toronto University)
  • Samantha on CR noise contribution (Samantha Stever – Okayama University)
  • Noise model (Paolo de Bernardis – Sapienza University)

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