24th October 2019 – London Cosmology Discussion Meeting

2:00pm-2:25pm Meet the groups
2:25pm-3:00pm (Mauro Pieroni IC – PBHs as DM: a summary of the existing constraints and formation mechanism)
3:00pm-3:30pm Coffee Break
3:30pm-4:05pm (Pedro Carrilho QMUL – Theoretical bounds on power spectrum growth for primordial black holes)
4:05pm-4:40pm (Ville Vaskonen KCL – Constraints on PBHs from LIGO/Virgo Observations)
4:40pm-5:00pm Final discussion

7th June 2019 – London Cosmology Discussion Meeting

Theme: Baryons in Cosmology

14:00-14:30: Catherine Watkinson (Imperial) – Cosmology from 21cm maps
14:30-15:00: Nicolas Laporte (UCL P&A) – The onset of star formation 250 million years after the Big Bang
15:00-15:30: Coffee break
15:30-16:00: Bernard Carr (Queen Mary) – Primordial Black Holes and the role of MACHOs in as dark matter
16:00-17:00: Discussion

28th February 2019 – London Cosmology Discussion Meeting

Theme: Tensions in Cosmology

14:00 – 14:25 Andrew Jaffe (Imperial): Planck 2018 results and tensions with external data sets
14:25 – 14:50 Daniel Mortlock (Imperial): Local measurements of H_0
14:50 – 15:15 Pablo Lemos (UCL): Quantifying tension in cosmology 
15:15 – 15:45 Coffee break at the RAS
15:45 – 16:10 Benjamin Joachimi (UCL): Weak lensing measurements and the sigma_8 tension
16:10 – 16:35 Eugene Lim (King’s): Tensions in inflationary cosmology
16:35 – 17:00 Open discussion

24th January 2019 – London Cosmology Discussion Meeting

Theme: Cosmological probes of new physics
14.00-14.05: Updates from the organisers
14.05-14.40: Miguel Escudero (KCL) – “Relaxing the Hubble tension with a very light L_\mu – L_\tau gauge boson”
14.40-15.15: Stephen Stopyra (UCL) – “Inflationary vacuum decay as a probe of high energy physics”
15.15-15.45: Coffee break
15.45-16.20: Alistair Wickens (KCL) – “Gravitational waves from hot and cold hidden sectors”
16.20-16.55: Charalambos Pittordis (QMUL) – “Testing modified gravity theories via wide binaries and GAIA”
16.55-17.00: Discussion

29th November 2018 – London Cosmology Discussion Meeting

Theme: Intensity Mapping and Reionisation 
14:00-14:30: Alkistis Pourtsidou (QMUL) – Cosmology with HI intensity mapping
14:30-15:00: Thomas Binnie (IC) – The Feasibility of EoR model selection with up and coming Interferometric Experiments
15:00-15:45: Coffee break/discussions
15:45-16:10: Romain Meyer (UCL) – Probing the galaxies reionising the IGM at 5 < z < 6
16:10-16:40: Adélie Gorce (IC) – The triangle correlation function of phases: a new tool to study the Epoch of Reionisation
16:40-17:00: Discussion led by Jonathan Pritchard (IC)

25th October 2018 – London Cosmology Discussion Meeting

25th October 2018 – London Cosmology Discussion Meeting

Theme: Large Scale Structure Formation
14:00 – 14:20 – Meet the Groups
14:20 – 15:00 – Diego Blas (KCL):
Perturbative Approaches to Large Scale Structure.
15:00 – 15:40 – Tea/Coffee break
15:40 – 16:10 – Louis Coates (QMUL):
Relativistic ray tracing in gevolution.
16:10 – 16:40 – Luisa Lucie-Smith (UCL):
Machine learning dark matter halo formation.
16:40 – 17:00 Questions/discussion

7th December 2017 – London Cosmology Discussion Meeting

Theme: Gravitational Waves

14:00 – 14:30 Thomas Helfer (KCL):
Gravitational Waves from Oscillaton Star Collisions
14:30 – 15:00, Ciarán Conneely (IC):
Applying CMB techniques to a gravitational wave background
15:00 – 15:40, Tea/Coffee break
15:40 – 16:10, Arianna Renzini (IC):
Incoherent Mapping of the Gravitational Wave Background
16:10 – 16:40 William Hartley (UCL):
DECam follow up of GW170817 and its host galaxy
16:40 – 17:00 Questions/discussion