CS
Cristóbal Sifón
Pontificia Universidad Católica de Valparaíso, Princeton University, Leiden University, Pontificia Universidad Católica de Chile
Research areas: Physics and Astronomy · Astronomy and Astrophysics · Galaxies: Formation, Evolution, Phenomena · Cosmology and Gravitation Theories · Dark Matter and Cosmic Phenomena
0000-0002-8149-1352
Employment
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Pontificia Universidad Católica de Valparaíso Profesor Adjunto2026 - Present
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Pontificia Universidad Católica de Valparaíso Profesor Auxiliar2023 - 2025
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Pontificia Universidad Católica de Valparaíso Profesor Asociado2019 - 2023
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Princeton University Postdoctoral Research Associate2016 - 2019
Education
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Leiden University PhD Astrophysics2012 - 2016
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Pontificia Universidad Católica de Chile MSc Astrophysics2010 - 2012
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Pontificia Universidad Católica de Chile BSc Astronomy2005 - 2010
Projects & Funding
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An integral view of star formation: Gas, dust, star formation, and the growth of the intracluster medium over the past 7 Gyr Agencia Nacional de Investigación y Desarrollo2026 - 2030
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A New High Redshift, High Mass SZ-Selected Cluster National Aeronautics and Space Administration2023 - 2023
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Physics and Cosmological Implications of Galaxy Clusters with Optical and CMB Surveys Comisión Nacional de Investigación Científica y Tecnológica2019 - 2023
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Measuring the Mass of El Gordo to Near the Virial Radius National Aeronautics and Space Administration2016 - 2016
Publications (256)
- The Atacama Cosmology Telescope: Constraints on local non-Gaussianity from the ACT cluster catalog Save
- Atacama Cosmology Telescope: Constraints on the Millimeter Flux of the Crab Pulsar Save
- The Atacama Cosmology Telescope: stellar mass growth in massive galaxy clusters from DR5 over the past 7 billion years Save
- A Search for Millimeter-bright Blazars as Astrophysical Neutrino Sources Save
- Atacama Cosmology Telescope: A measurement of galaxy cluster temperatures through relativistic corrections to the thermal Sunyaev-Zeldovich effect Save
- Caught in the web: Galaxy mergers along cosmic filaments Save
- Detection of the pairwise kinematic Sunyaev-Zel'dovich effect and pairwise velocity with DESI DR1 galaxies and ACT DR6 and Planck CMB data Save
- Sloan Digital Sky Survey. V. Pioneering Panoptic Spectroscopy Save
- Targeting cluster galaxies for the 4MOST CHANCES Low-z sub-survey with photometric redshifts Save
- The Atacama Cosmology Telescope: Observations of supermassive black hole binary candidates Strong sinusoidal variations at 95, 147, and 225 GHz in PKS 2131-021 and PKS J0805-0111 Save
- Unified and Consistent Structure Growth Measurements from Joint ACT, SPT, and Planck CMB Lensing Save
- The formation and evolution of supermassive disks in IllustrisTNG Save
- Tracing the origins of galaxy lopsidedness across cosmic time Save
- CHANCES, the Chilean Cluster Galaxy Evolution Survey: Selection and initial characterisation of clusters and superclusters Save
- Constraining cosmological parameters using the pairwise kinematic Sunyaev-Zel’dovich effect with CMB-S4 and future galaxy cluster surveys Save
- Atacama Cosmology Telescope DR6 and DESI: Structure growth measurements from the cross-correlation of DESI legacy imaging galaxies and CMB lensing from ACT DR6 and Planck PR4 Save
- Atacama Cosmology Telescope: DR6 gravitational lensing and SDSS BOSS cross-correlation measurement and constraints on gravity with the EG statistic Save
- Atacama Cosmology Telescope: Multiprobe cosmology with unWISE galaxies and ACT DR6 CMB lensing Save
- Backlighting extended gas halos around luminous red galaxies: Kinematic Sunyaev-Zel'dovich effect from DESI Y1 and ACT data Save
- Cosmological constraints from the cross-correlation of DESI Luminous Red Galaxies with CMB lensing from Planck PR4 and ACT DR6 Save