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

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

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

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

Theme: Gravitational Waves

Theme: Inflation

Four talks on inflation

Eugene Lim : Inhomogeneous inflation

Tommi Markkanen: Higgs dynamics during inflation

***Tea/Coffee break***

John Ronayne: Numerical simulations of inflation with curved field space

Selim Hotinli: Phenomenology of many-field inflation

2pm – 5pm  at RAS

The first talk is by our guest speaker, Nick Kaiser (Hawaii) –  “Why there is no Newtonian backreaction?”

Followed by two talks by PhD students:

Niall Jeffrey (UCL) –   “Mass mapping from weak lensing”

Sophia Goldberg (QMUL) –  “Relativistic large-scale structure” 

Two talks on the imprints of broken symmetries (or lack thereof) in the CMB.

First Session:

– Carlo Contaldi (Imperial) – ”Parity violations in polarization”

-Discussion

****Break****

Second Session:

–Daniela Saadeh (UCL) – ”How isotropic is the Universe?”

-Discussion

Jamboree ‘Meet the Groups’ session where people from QM, UCL, IC and UCL present 1-2 introductory slides to briefly talk about their work.

—-

First session        :  14:00 – 15:00       QM and KCL

Break                   :  15:00 – 15:40

Second session :  15:40 – 17:00        IC and UCL (P&A and MSSL)

—-

QM’s slides: qm_lcdm

KCL’s slides: kcl_lcdm

IC’s slides: ic_lcdm

UCL P&A’s slides: ucl_pa_lcdm

UCL MSSL’s slides: ucl_mssl_lcdm