Articles with "simons observatory" as a keyword



Small Aperture Telescopes for the Simons Observatory

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Published in 2020 at "Journal of Low Temperature Physics"

DOI: 10.1007/s10909-020-02430-5

Abstract: The Simons Observatory (SO) is an upcoming cosmic microwave background (CMB) experiment located on Cerro Toco, Chile, that will map the microwave sky in temperature and polarization in six frequency bands spanning 27 to 285 GHz.… read more here.

Keywords: aperture; aperture telescopes; frequency; simons observatory ... See more keywords

The Simons Observatory: Design, Optimization, and Performance of Low-Frequency Detectors

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Published in 2024 at "Journal of Low Temperature Physics"

DOI: 10.1007/s10909-024-03234-7

Abstract: The Simons Observatory (SO) is a cosmic microwave background (CMB) experiment located in the Atacama Desert in Chile that will make precise temperature and polarization measurements over six spectral bands ranging from 27 to 285… read more here.

Keywords: design optimization; simons observatory; performance; usepackage ... See more keywords

The Simons Observatory: validation of reconstructed power spectra from simulated filtered maps for the small aperture telescope survey

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Published in 2025 at "Journal of Cosmology and Astroparticle Physics"

DOI: 10.1088/1475-7516/2025/06/055

Abstract: We present a transfer function-based method to estimate angular power spectra from filtered maps for cosmic microwave background (CMB) surveys. This is especially relevant for experiments targeting the faint primordial gravitational wave signatures in CMB… read more here.

Keywords: simons observatory; power spectra; filtered maps; small aperture ... See more keywords

The Simons Observatory: Quantifying the impact of beam chromaticity on large-scale B-mode science

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Published in 2025 at "Journal of Cosmology and Astroparticle Physics"

DOI: 10.1088/1475-7516/2025/10/005

Abstract: The Simons Observatory (SO) Small Aperture Telescopes (SATs) will observe the Cosmic Microwave Background (CMB) temperature and polarization at six frequency bands. Within these bands, the angular response of the telescope (beam) is convolved with… read more here.

Keywords: beam chromaticity; mode; simons observatory; beam ... See more keywords

The Simons Observatory: Combining cross-spectral foreground cleaning with multitracer B -mode delensing for improved constraints on inflation

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Published in 2024 at "Physical Review D"

DOI: 10.1103/physrevd.110.043532

Abstract: The Simons Observatory (SO), due to start full science operations in early 2025, aims to set tight constraints on inflationary physics by inferring the tensor-to-scalar ratio r from measurements of cosmic microwave background (CMB) polarization… read more here.

Keywords: foreground; foreground cleaning; mode; simons observatory ... See more keywords