183 citations · 1.2k across the 35 of their papers we have counts for
27 papers · 1 filter
Subtracting the kinetic Sunyaev-Zeldovich effect from the cosmic microwave background with surveys of large-scale structure
Simon Foreman, Selim C. Hotinli, Mathew S. Madhavacheril +2
The kinetic Sunyaev-Zeldovich (kSZ) effect will be an important source of cosmological and astrophysical information in upcoming surveys of the cosmic microwave background (CMB). H…
Detection of Cosmological 21 cm Emission with the Canadian Hydrogen Intensity Mapping Experiment
CHIME Collaboration, Mandana Amiri, Kevin Bandura +30
We present a detection of 21-cm emission from large-scale structure (LSS) between redshift 0.78 and 1.43 made with the Canadian Hydrogen Intensity Mapping Experiment (CHIME). Radio…
CCAT-prime Collaboration: Science Goals and Forecasts with Prime-Cam on the Fred Young Submillimeter Telescope
Prime collaboration, M. Aravena, J. E. Austermann +84
We present a detailed overview of the science goals and predictions for the Prime-Cam direct detection camera/spectrometer being constructed by the CCAT-prime collaboration for ded…
Mapping the Universe in HD
Patrick C. Breysse, Simon Foreman, Laura C. Keating +2
Hydrogen deuteride (HD) is prevalent in a wide variety of astrophysical environments, and measuring its large-scale distribution at different epochs can in principle provide inform…
Avoiding baryonic feedback effects on neutrino mass measurements from CMB lensing
Fiona McCarthy, Simon Foreman, Alexander van Engelen
A measurement of the sum of neutrino masses is one of the main applications of upcoming measurements of gravitational lensing of the cosmic microwave background (CMB). This measure…
Density reconstruction from biased tracers and its application to primordial non-Gaussianity
Omar Darwish, Simon Foreman, Muntazir M. Abidi +3
Large-scale Fourier modes of the cosmic density field are of great value for learning about cosmology because of their well-understood relationship to fluctuations in the early uni…
Low-redshift 21cm Cosmology in Canada
Adrian Liu, Simon Foreman, Hamsa Padmanabhan +6
Line-intensity mapping of the 21cm line is a powerful probe of large scale structure at z<6, tracing large-scale structure via neutral hydrogen content that is found within galaxie…
Baryonic effects on CMB lensing and neutrino mass constraints
Eegene Chung, Simon Foreman, Alexander van Engelen
Measurements of gravitational lensing of the cosmic microwave background (CMB) hold the promise of yielding unique insights into cosmology at high redshift. Uncertainties due to ba…
Baryonic effects on the matter bispectrum
Simon Foreman, William Coulton, Francisco Villaescusa-Navarro +1
The large-scale clustering of matter is impacted by baryonic physics, particularly AGN feedback. Modelling or mitigating this impact will be essential for making full use of upcomi…
Inflation and Dark Energy from spectroscopy at
Simone Ferraro, Michael J. Wilson, Muntazir Abidi +140
The expansion of the Universe is understood to have accelerated during two epochs: in its very first moments during a period of Inflation and much more recently, at , when D…
Testing Gravity Using Type Ia Supernovae Discovered by Next-Generation Wide-Field Imaging Surveys
A. G. Kim, G. Aldering, P. Antilogus +29
In the upcoming decade cadenced wide-field imaging surveys will increase the number of identified Type~Ia supernovae (SNe~Ia) from the hundreds to the hundreds of thousands…
Primordial Non-Gaussianity
P. Daniel Meerburg, Daniel Green, Muntazir Abidi +175
Our current understanding of the Universe is established through the pristine measurements of structure in the cosmic microwave background (CMB) and the distribution and shapes of…
Messengers from the Early Universe: Cosmic Neutrinos and Other Light Relics
Daniel Green, Mustafa A. Amin, Joel Meyers +136
The hot dense environment of the early universe is known to have produced large numbers of baryons, photons, and neutrinos. These extreme conditions may have also produced other lo…
Dark Matter Science in the Era of LSST
Keith Bechtol, Alex Drlica-Wagner, Kevork N. Abazajian +177
Astrophysical observations currently provide the only robust, empirical measurements of dark matter. In the coming decade, astrophysical observations will guide other experimental…
Science from an Ultra-Deep, High-Resolution Millimeter-Wave Survey
Neelima Sehgal, Ho Nam Nguyen, Joel Meyers +66
Opening up a new window of millimeter-wave observations that span frequency bands in the range of 30 to 500 GHz, survey half the sky, and are both an order of magnitude deeper (abo…
Cosmic variance mitigation in measurements of the integrated Sachs-Wolfe effect
Simon Foreman, P. Daniel Meerburg, Joel Meyers +1
The cosmic microwave background (CMB) is sensitive to the recent phase of accelerated cosmic expansion through the late-time integrated Sachs-Wolfe (ISW) effect, which manifests as…
Inflation and Early Dark Energy with a Stage II Hydrogen Intensity Mapping Experiment
Cosmic Visions 21 cm Collaboration, Réza Ansari, Evan J. Arena +29
This white paper envisions a revolutionary post-DESI, post-LSST dark energy program based on intensity mapping of the redshifted 21cm emission line from neutral hydrogen at radio f…
Lensing reconstruction from line intensity maps: the impact of gravitational nonlinearity
Simon Foreman, P. Daniel Meerburg, Alexander van Engelen +1
We investigate the detection prospects for gravitational lensing of three-dimensional maps from upcoming line intensity surveys, focusing in particular on the impact of gravitation…
Efficient exploration of cosmology dependence in the EFT of LSS
Matteo Cataneo, Simon Foreman, Leonardo Senatore
The most effective use of data from current and upcoming large scale structure~(LSS) and CMB observations requires the ability to predict the clustering of LSS with very high preci…
Cosmic Shear as a Probe of Galaxy Formation Physics
Simon Foreman, Matthew R. Becker, Risa H. Wechsler
We evaluate the potential for current and future cosmic shear measurements from large galaxy surveys to constrain the impact of baryonic physics on the matter power spectrum. We do…
Precision Comparison of the Power Spectrum in the EFTofLSS with Simulations
Simon Foreman, Hideki Perrier, Leonardo Senatore
We study the prediction of the dark matter power spectrum at two-loop order in the Effective Field Theory of Large Scale Structures (EFTofLSS) using high precision numerical simula…
The EFT of Large Scale Structures at All Redshifts: Analytical Predictions for Lensing
Simon Foreman, Leonardo Senatore
We study the prediction of the Effective Field Theory of Large Scale Structures (EFTofLSS) for the matter power spectrum at different redshifts. In previous work, we found that the…
The One-Loop Matter Bispectrum in the Effective Field Theory of Large Scale Structures
Raul E. Angulo, Simon Foreman, Marcel Schmittfull +1
Given the importance of future large scale structure surveys for delivering new cosmological information, it is crucial to reliably predict their observables. The Effective Field T…
The Effective Field Theory of Large Scale Structures at Two Loops
John Joseph M. Carrasco, Simon Foreman, Daniel Green +1
Large scale structure surveys promise to be the next leading probe of cosmological information. It is therefore crucial to reliably predict their observables. The Effective Field T…