Search Results - "eman, Simon"
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1
Cosmic shear as a probe of galaxy formation physics
Published in Monthly notices of the Royal Astronomical Society (11-12-2016)“…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…”
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2
An Overview of CHIME, the Canadian Hydrogen Intensity Mapping Experiment
Published in The Astrophysical journal. Supplement series (01-08-2022)“…Abstract The Canadian Hydrogen Intensity Mapping Experiment (CHIME) is a drift scan radio telescope operating across the 400–800 MHz band. CHIME is located at…”
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3
CCAT-prime Collaboration: Science Goals and Forecasts with Prime-Cam on the Fred Young Submillimeter Telescope
Published in The Astrophysical journal. Supplement series (01-01-2023)“…Abstract We present a detailed overview of the science goals and predictions for the Prime-Cam direct-detection camera–spectrometer being constructed by the…”
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4
Detection of Cosmological 21 cm Emission with the Canadian Hydrogen Intensity Mapping Experiment
Published in The Astrophysical journal (01-04-2023)“…Abstract 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…”
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5
What do gas-rich galaxies actually tell us about modified Newtonian dynamics?
Published in Physical review letters (06-04-2012)“…It has recently been claimed that measurements of the baryonic Tully-Fisher relation (BTFR), a power-law relationship between the observed baryonic masses and…”
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6
Using the Sun to Measure the Primary Beam Response of the Canadian Hydrogen Intensity Mapping Experiment
Published in The Astrophysical journal (01-06-2022)“…Abstract We present a beam pattern measurement of the Canadian Hydrogen Intensity Mapping Experiment (CHIME) made using the Sun as a calibration source. As…”
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7
A Detection of Cosmological 21 cm Emission from CHIME in Cross-correlation with eBOSS Measurements of the Lyα Forest
Published in The Astrophysical journal (01-03-2024)“…Abstract We report the detection of 21 cm emission at an average redshift z ¯ = 2.3 in the cross-correlation of data from the Canadian Hydrogen Intensity…”
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8
An Effective Field Theory Approach to Cosmological Structure Formation
Published 01-01-2016“…One of the main frontiers of observational cosmology is to map out how matter is distributed throughout the universe. The clustering patterns of galaxies and…”
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Dissertation -
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Mapping the Universe in HD
Published 13-04-2021“…Hydrogen deuteride (HD) is prevalent in a wide variety of astrophysical environments, and measuring its large-scale distribution at different epochs can in…”
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10
Baryonic effects on CMB lensing and neutrino mass constraints
Published 12-11-2020“…Phys. Rev. D 101, 063534 (2020) Measurements of gravitational lensing of the cosmic microwave background (CMB) hold the promise of yielding unique insights…”
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11
Avoiding baryonic feedback effects on neutrino mass measurements from CMB lensing
Published 12-11-2020“…Phys. Rev. D 103, 103538 (2021) A measurement of the sum of neutrino masses is one of the main applications of upcoming measurements of gravitational lensing…”
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12
Baryonic effects on the matter bispectrum
Published 25-09-2020“…The large-scale clustering of matter is impacted by baryonic physics, particularly AGN feedback. Modelling or mitigating this impact will be essential for…”
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13
Wave effects in the microlensing of pulsars and FRBs by point masses
Published 13-07-2020“…Wave effects are often neglected in microlensing studies; however, for coherent point-like sources, such as pulsars and fast radio bursts (FRBs), wave effects…”
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14
Cosmic Shear as a Probe of Galaxy Formation Physics
Published 04-09-2018“…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…”
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15
The EFT of Large Scale Structures at All Redshifts: Analytical Predictions for Lensing
Published 07-04-2016“…We study the prediction of the Effective Field Theory of Large Scale Structures (EFTofLSS) for the matter power spectrum at different redshifts. In previous…”
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16
Density reconstruction from biased tracers and its application to primordial non-Gaussianity
Published 16-07-2020“…Large-scale Fourier modes of the cosmic density field are of great value for learning about cosmology because of their well-understood relationship to…”
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17
Cosmic variance mitigation in measurements of the integrated Sachs-Wolfe effect
Published 27-03-2020“…Phys. Rev. D 99, 083506 (2019) The cosmic microwave background (CMB) is sensitive to the recent phase of accelerated cosmic expansion through the late-time…”
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18
Efficient exploration of cosmology dependence in the EFT of LSS
Published 11-04-2017“…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…”
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19
Precision Comparison of the Power Spectrum in the EFTofLSS with Simulations
Published 21-06-2016“…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…”
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Journal Article -
20
Using the Sun to Measure the Primary Beam Response of the Canadian Hydrogen Intensity Mapping Experiment
Published 03-05-2022“…ApJ 923 100 (2022) We present a beam pattern measurement of the Canadian Hydrogen Intensity Mapping Experiment (CHIME) made using the Sun as a calibration…”
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Journal Article