Cosmology News & Events

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Cosmology from galaxy phase-space information and a bit of halo-galaxy connection

Seminar_logo_event
Speaker
Natali de Santi (Flatiron Institute and University of Sao Paulo)
Event date
Venue
Online (only)
Event type

In this talk, I will give an overview of how to do field-level likelihood-free inference with galaxy catalogs.
More specifically, only using phase-space information, I will show how to convert galaxy catalogs into graphs.
I will explain how to use graph neural networks, associated with moment neural networks, to constrain Omega matter.

Meeting with a scientist

 

Gr@v member Miguel Zilhão was the guest for the activity "Meeting with a scientist", organized by the outreach centre Fábrica.The audience was a group of 4th grade students from the Primary Schools of Glória and São Jacinto. They were all very curious about the Universe and asked a lot of interesting questions.

 

 

Research grant in Strong Gravity for M.Sc. holders

A call for one 1-year research grant in Strong Gravity for M.Sc. holders enrolled in a doctoral programme at Aveiro University, within the research grant “Gravitational waves and black holes as ultralight dark matter particle detectors", CERN/FIS-PAR/0024/2021, is open from 20 March to 10 April 2023.  See attached document for details (in Portuguese) or the Euraxess announcement (in English) here.