CosmoCoffee is a weekly seminar at the University of Helsinki where researchers in cosmology and related fields gather to discuss the field’s recent developments and published articles over a cup of coffee. We gather on Thursdays 14:15-15:00.
Schedule
Schedule:
Former discussions:
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- 02.06.2022 Syksy Räsänen “First Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way” 10.3847/2041-8213/ac6674 and “First Sagittarius A* Event Horizon Telescope Results. VI. Testing the Black Hole Metric” 10.3847/2041-8213/ac6756.
- 12.05.2022 Group Event (Speakers: Oscar Henriksson, Philipp Schicho, Jong-Hyun Yoon, Deanna Hooper, Jaakko Annala, Jun’ya Kume, Kalle Ala-Mattinen, Lorenzo Giombi, Sami Raatikainen).
- 05.05.2022 ArXive papers session.
- 28.04.2022 Oleg Lebedev “On gravitational preheating” 2203.15808.
- 21.04.2022 Overlap with Kimmo Tuominen talk.
- 14.04.2022 Easter break.
- 07.04.2022 Matti Heikinheimo “Self-Interacting Dark Matter from Gravitational Scattering” 2203.11962.
- 31.03.2022 Sami Raatikainen “The cosmic coincidences of primordial-black-hole dark matter” 2109.09875.
- 24.03.2022 Deanna Hooper “Discordances in cosmology and the violation of slow-roll inflationary dynamics” 2202.14028.
- 17.03.2022 ArXive papers session.
- 10.03.2022 Kalle Ala-Mattinen “An absolute ν mass measurement with the DUNE experiment” 2203.00024 (and some extracts of https://www.nature.com/articles/s41567-021-01463-1).
- 24.02.2022 Jong-Hyun Yoon “Dark matter production and reheating via direct inflaton couplings: collective effects” 2107.06292.
- 17.02.2022 Lorenzo Giombi “Escape from supercooling with or without bubbles: gravitational wave signatures” 2106.09706.
- 10.02.2022 Syksy Räsänen “A Stable Sexaquark: Overview and Discovery Strategies” 2201.01334
- 03.02.2022 Philipp Schicho “Bubble Nucleation to All Orders” 2201.07331
- 20.01.2022 Deanna Hooper “A Comprehensive Measurement of the Local Value of the Hubble Constant with 1 km/s/Mpc Uncertainty from the Hubble Space Telescope and the SH0ES Team” 2112.04510
- 13.01.2022 Daniel Cutting “Limits on Primordial Black Holes from M87” 2201.03591
- 16.12.2021 Matti Heikinheimo “No need for dark matter: resolved kinematics of the ultra-diffuse galaxy AGC 114905” 2112.00017
- 9.12.2021 Jaakko Annala “Inflation with R(αβ) terms in the Palatini formulation” 2106.12422
- 2.12.2021 Oleg Lebedev “The Higgs Portal to Cosmology” 2104.03342
- 25.11.2021 Deanna Hopper “Hints of dark matter-neutrino interactions in Lyman-α data” 2110.04024
- 18.11.2021 Timofey Solomko “Inflaton freeze-out” 2110.05488
- 11.11.2021 Kalle Ala-Mattinen “ ”
- 4.11.2021 Anna Kormu “Irreducible cosmic production of relic vortons ” 2010.04620v2
- 28.10.2021 –
- 21.10.2021 Lorenzo Giombi “ Primordial black hole formation for an anistropic perfect fluid: initial conditions and estimation of the threshold” 2110.05982
- 14.10.2021 Mark Hindmarsh
- 7.10.2021 Jong-Hyun Yoon “Challenges for inflation dark matter” 2105.05860 and “Dark matter production and reheating via direct inflation couplings: collettive effects” 2107.06292
- 30.9.2021 Sami Raatikainen “Primordial black hole formation with full numerical relativity” 2109.04896
- 23.9.2021 Daniel Cutting “Shan–Chen interacting vacuum cosmology” 2109.08676
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- 10.6.2021 Jaakko Annala 2102.07408
- 3.6.2021 Lauri Niemi 2104.13722
- 27.5. 2021 Yasmine M’hirsi “Testing the sensitivity and limitations of a massive spin-2 boson model using the Contur approach”
- 20.5. 2021 Syksy Räsänen 2004.10684 and 2009.09999
- 13.5.2021 Ascension Day (no session)
- 6.5.2021 – (Host from Jyväskylä)
- 29.4.2021 –
- 22.4.2021 –
- 15.4.2021 –
- 8.4.2021 Matti Heikinheimo 2103.07462
- 1.4.2021 Easter break
- 25.3.2021 No session due to overlap with Physics Days
- 18.3.2021 (Joint session) Anna Tokareva (JyU)
- 11.3.2021 Daniel Cutting 2011.10577
- 4.3.2021 Sami Raatikainen 2009.11525
- 25.2.2021 –
- 18.2.2021 —
- 11.2.2021 —
- 4.2.2021 Lorenzo Giombi (unpublished)
- 28.1.2021 Niyati Venkatesan 2010.13770 and 2010.00971
- 21.1.2021 Kalle Ala-Mattinen 2009.14295
- 14.1.2021 (+JyU) Kimmo Kainulainen: 2012.07867
- 17.12.2020 Sebastian Sassi: 2011.12896
- 10.12.2020 (+JyU) 2011.09477
- 3.12.2020 Daniel Cutting: 2011.12201
- 26.11.2020 Elina Keihänen: 2011.05609
- 19.11.2020 Sami Raatikainen: 2011.07140
- 12.11.2020 (+JyU) Niyati Venkatesan
- 5.11.2020 Overlapping event
- 29.10.2020 2010.13157 and 2002.06044
- 22.10.2020 Syksy Räsänen: 2004.09487
- 15.10.2020 (+JyU) Mark Hindmarsh: 2009.04496
- 8.10.2020 2009.14826
- 1.10.2020 Matti Heikinheimo: 2009.11474
- 24.9.2020 1911.02663
- 17.9.2020 Syksy Räsänen: 2006.12611, 2009.01075, and 2009.01190
- 10.9.2020 Matti Heikinheimo: 2009.02424
- 3.9.2020 Mark Hindmarsh: 2008.10332
- 18.6.2020 Tommi Tenkanen: 2004.10702
- 11.6.2020 Eemeli Tomberg: 2005.14571 and 2006.02510
- 4.6.2020 Oliver Gould: 1807.03684 and 1912.09340
- 28.5.2020 Jussi Väliviita: 2005.10656
- 21.5.2020 Ascension Day
- 14.5.2020 2005.00034
- 7.5.2020 2004.14192, 2004.14980, and 2005.00034
- 30.4.2020 May Day eve
- 23.4.2020 Main papers: 2004.06170 and 2004.06601; which commented a fallible result 1812.06976 (peer-reviewed version published in Science 27.5.2020) that tried to proof older results 1402.2301 and 1402.4119 wrong.
- 16.4.2020 Chloe Gowling: 2004.01135
- 9.4.2020 Easter break
- 2.4.2020 Sami Raatikainen: 1908.00078
- 26.3.2020 2003.11141
- 19.3.2020 Cancelled due COVID-19.
- 12.3.2020 Javier Rubio: 2002.97195 and 2002.11547
- 5.3.2020 Venus Keus: 2002.07821
- 20.2.2020 Kalle Ala-Mattinen: 2001.02193
- 13.2.2020 Kimmo Tuominen: 2001.04994
- 6.2.2020 Matti Heikinheimo: 2002.00459 and 2001.06990
- 30.1.2020 Eemeli Tomberg: 2001.09088
- 5.12.2019 1911.09384
- 28.11.2019 1911.06456
- 21.11.2019 Oliver Gould: 1007.0587
- 14.11.2019 Sofie Koksbang: 1909.07986 and 1910.02978
- 7.11.2019 Cancelled due to overlap with the Particle Physics meeting.
- 31.10.2019 Cancelled due to overlap with the annual Tampere meeting.
- 24.10.2019 Lauri Niemi: 1905.10537
- 17.10.2019 Cancelled due to overlap with HIP seminar.
- 10.10.2019 Oliver Gould: 1909.00773
- 3.10.2019 Cancelled due to overlap with HIP town meeting.
- 26.9.2019 Matti Heikinheimo: 1908.06983
- 19.9.2019 Syksy Räsänen: 1907.10625
- 12.9.2019 Kalle Ala-Mattinen: 1809.04849
- 5.9.2019 Sami Raatikainen: 1904.05699
- 29.8.2019 Eemeli Tomberg: 1907.06674
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Former presentations:
2019:
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- 25.4.2019 Vera-Maria Enckell: Higgs-R^2 inflation — full slow roll study at tree level.
- 11.4.2019 Valtteri Lindholm: Clustering of CODEX clusters.
- 21.3.2019 Sami Raatikainen:
- 7.3.2019 Jong-Hyun Yoon:
- 21.2.2019 Eemeli Tomberg: Preheating in Palatini formulation of Higgs inflation.
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2018:
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- 17.5.2018 J-M Ojanperä: Ashtekar formalism and non-minimal coupling to a scalar field (eventually Higgs).
- 3.5.2018 Vera-Maria Enckell: Higgs-R^2 inflation.
- 26.4.2018 Valtteri Lindholm: Tweaks to galaxy 2-point correlation function estimators.
- 15.3.2018 Pyry Wahlman: Are Palatini formalism and metric formalism equivalent in Lovelock gravity?
- 15.2.2018 Eemeli Tomberg: Higgs inflation at the hilltop.
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Contact us
CosmoCoffee has its own mailing list. To join the list, please contact Kalle Ala-Mattinen.
For more information on CosmoCoffee, please contact Kalle Ala-Mattinen.