Simon Fraser University
SFU Cosmology Preprints

2023

SCG-2023-06
K. Jedamzik and L. Pogosian: Primordial magnetic fields and the Hubble tension.
SCG-2023-05
G. F. Quispe Peña and A. V. Frolov: Astrophysical foreground cleanup using non-local means.
SCG-2023-04
Z. Wang, S. H. Mirpoorian, L. Pogosian, A. Silvestri, and G.-B. Zhao: New MGCAMB tests of gravity with CosmoMC and Cobaya.
SCG-2023-03
A. V. Frolov: A GPU-accelerated viewer for HEALPix maps.
SCG-2023-02
A. V. Frolov and V. P. Frolov: Classical mechanics with inequality constraints.
SCG-2023-01
S. H. Mirpoorian, Z. Wang, and L. Pogosian: On validity of the quasi-static approximation in scalar-tensor theories.

2022

SCG-2022-05
R. X. Adhikari: Report of the topical group on cosmic probes of fundamental physics for for Snowmass 2021.
SCG-2022-04
C. Bonvin and L. Pogosian: Modified Einstein versus modified Euler for dark matter.
SCG-2022-03
C. L. Chang et. al.: Snowmass2021 cosmic frontier: Cosmic microwave background measurements white paper.
SCG-2022-02
E. Abdalla et. al.: Cosmology intertwined: A review of the particle physics, astrophysics, and cosmology associated with the cosmological tensions and anomalies.
SCG-2022-01
K. Abazajian et. al.: Snowmass 2021 CMB-S4 White Paper.

2021

SCG-2021-04
Brandon S. Hensley et. al.: The Simons Observatory: Galactic science goals and forecasts.
SCG-2021-03
S. Galli, L. Pogosian, K. Jedamzik, and L. Balkenhol: Consistency of Planck, ACT and SPT constraints on magnetically assisted recombination and forecasts for future experiments.
SCG-2021-02
L. Pogosian, M. Raveri, K. Koyama, M. Martinelli, A. Silvestri, G.-B. Zhao: Imprints of cosmological tensions in reconstructed gravity.
SCG-2021-01
M. Raveri, L. Pogosian, K. Koyama, M. Martinelli, A. Silvestri, G.-B. Zhao, J. Li, S. Peirone, and A. Zucca: A joint reconstruction of dark energy and modified growth evolution.

2020

SCG-2020-09
K. Jedamzik, L. Pogosian, and G.-B. Zhao: Why reducing the cosmic sound horizon alone can not fully resolve the Hubble tension.
SCG-2020-08
A. D. Hincks et. al.: NDRIO White Paper: Envisioning Digital Research Infrastructure for the Simons Observatory.
SCG-2020-07
Planck Collaboration: Planck intermediate results. LV. Reliability and thermal properties of high-frequency sources in the Second Planck Catalogue of Compact Sources.
SCG-2020-06
L. Pogosian, G.-B. Zhao, and K. Jedamzik: Recombination-independent determination of the sound horizon and the Hubble constant from BAO.
SCG-2020-05
CMB-S4 Collaboration: CMB-S4: Forecasting constraints on primordial gravitational waves.
SCG-2020-04
Planck Collaboration: Planck intermediate results. LVII. Joint Planck LFI and HFI data processing.
SCG-2020-03
Planck Collaboration: Planck intermediate results. LVI. Detection of the CMB dipole through modulation of the thermal Sunyaev-Zeldovich effect: Eppur si muove II.
SCG-2020-02
K. Jedamzik and L. Pogosian: Relieving the Hubble tension with primordial magnetic fields.
SCG-2020-01
A. Saurabh, T. Vachaspati, and L. Pogosian: Decay of cosmic global string loops.

2019

SCG-2019-13
S. Hanany et. al.: PICO: Probe of Inflation and Cosmic Origins.
SCG-2019-12
K. Abazajian et. al.: CMB-S4 Decadal Survey APC white paper.
SCG-2019-11
Planck Collaboration: Planck 2018 results. V. CMB power spectra and likelihoods.
SCG-2019-10
Simons Observatory Collaboration: The Simons Observatory: Astro2020 decadal project whitepaper.
SCG-2019-09
A. Zucca, L. Pogosian, A. Silvestri, Y. Wang, and G.-B. Zhao: Generalized Brans-Dicke theories in light of evolving dark energy.
SCG-2019-08
CMB-S4 Collaboration: CMB-S4 science case, reference design, and project plan.
SCG-2019-07
L. Pogosian, M. Shimon, M. Mewes, and B. Keating: Future CMB constraints on cosmic birefringence and implications for fundamental physics.
SCG-2019-06
D. Matsunami, L. Pogosian, A. Saurabh, and T. Vachaspati: Decay of cosmic string loops due to particle radiation.
SCG-2019-05
Planck Collaboration: Planck 2018 results. VII. Isotropy and statistics of the CMB.
SCG-2019-04
Planck Collaboration: Planck 2018 results. IX. Constraints on primordial non-Gaussianity.
SCG-2019-03
S. Hanany et. al.: PICO: Probe of Inflation and Cosmic Origins.
SCG-2019-02
J. T. Gálvez Ghersi, A. V. Frolov, and D. A. Dobre: Echoes from the scattering of wavepackets on wormholes.
SCG-2019-01
A. Zucca, L. Pogosian, A. Silvestri, and G. B. Zhao: MGCAMB with massive neutrinos and dynamical dark energy.

2018

SCG-2018-17
J. Espejo, S. Peirone, M. Raveri, K. Koyama, L. Pogosian, and A. Silvestri: Phenomenology of Large Scale Structure in scalar-tensor theories: joint prior covariance of wDE, Σ and μ in Horndeski.
SCG-2018-16
Simons Observatory Collaboration: The Simons Observatory: Science goals and forecasts.
SCG-2018-15
J. T. Gálvez Ghersi, A. Zucca, and A. V. Frolov: Observational constraints on constant roll inflation.
SCG-2018-14
Y. Wang, L. Pogosian, G.-B. Zhao, and A. Zucca: Evolution of dark energy reconstructed from the latest observations.
SCG-2018-13
Planck Collaboration: Planck 2018 results. XII. Galactic astrophysics using polarized dust emission.
SCG-2018-12
Planck Collaboration: Planck 2018 results. XI. Polarized dust foregrounds.
SCG-2018-11
Planck Collaboration: Planck 2018 results. X. Constraints on inflation.
SCG-2018-10
Planck Collaboration: Planck 2018 results. VIII. Gravitational lensing.
SCG-2018-09
Planck Collaboration: Planck 2018 results. VI. Cosmological parameters.
SCG-2018-08
Planck Collaboration: Planck 2018 results. IV. Diffuse component separation.
SCG-2018-07
Planck Collaboration: Planck 2018 results. III. High Frequency Instrument data processing and frequency maps.
SCG-2018-06
Planck Collaboration: Planck 2018 results. II. Low Frequency Instrument data processing.
SCG-2018-05
Planck Collaboration: Planck 2018 results. I. Overview, and the cosmological legacy of Planck.
SCG-2018-04
A. Dhumuntarao, J. T. Gálvez Ghersi, and Niayesh Afshordi: Instantaneous Temperatures à la Hadamard: Towards a generalized Stefan-Boltzmann law for curved spacetime.
SCG-2018-03
Planck Collaboration: Planck intermediate results. LV. The Planck multi-frequency catalogue of non-thermal sources.
SCG-2018-02
L. Pogosian and A. Zucca: Searching for primordial magnetic fields with CMB B-modes.
SCG-2018-01
Planck Collaboration: Planck intermediate results. LIV. Polarized dust foregrounds.

2017

SCG-2017-08
D. A. Dobre, A. V. Frolov, J. T. Gálvez Ghersi, S. Ramazanov, and A. Vikman: Unbraiding the Bounce: superluminality around the corner.
SCG-2017-07
S. Peirone, K. Koyama, L. Pogosian, M. Raveri, and A. Silvestri: Large-scale structure phenomenology of viable Horndeski theories.
SCG-2017-06
J. T. Gálvez Ghersi, M. J. Desrochers, M. Protter, and A. DeBenedictis: Hamiltonian consistency of the gravitational constraint algebra under deformations.
SCG-2017-05
Planck Collaboration: Planck intermediate results. LIII. Detection of velocity dispersion from the kinetic Sunyaev-Zeldovich effect.
SCG-2017-04
A. V. Frolov, J. T. Gálvez Ghersi, and A. Zucca: Nowhere to hide: Unscreening scalarons with a black hole.
SCG-2017-03
M. Raveri, P. Bull, A. Silvestri, and L. Pogosian: Priors on the effective Dark Energy equation of state in scalar-tensor theories.
SCG-2017-02
G.-B. Zhao et. al.: The clustering of galaxies in the completed SDSS-III Baryon Oscillation Spectroscopic Survey: Examining the observational evidence for dynamical dark energy.
SCG-2017-01
C. Tang and A. V. Frolov: Eigenvalue and eigenfunction for the PT-symmetric potential V=−(ix)N.

2016

SCG-2016-12
Planck Collaboration: Planck intermediate results. LII. Planet flux densities.
SCG-2016-11
A. Zucca, Y. Li, and L. Pogosian: Constraints on primordial magnetic fields from Planck combined with the South Pole Telescope CMB B-mode polarization measurements.
SCG-2016-10
K. N. Abazajian et. al.: CMB-S4 Science Book, First Edition.
SCG-2016-09
Planck Collaboration: Planck 2016 intermediate results. LI. Features in the cosmic microwave background temperature power spectrum and shifts in cosmological parameters.
SCG-2016-08
J. T. Gálvez Ghersi, A. V. Frolov: Two-point correlators revisited: Fast and slow scales in multifield models of inflation.
SCG-2016-07
Planck Collaboration: Planck intermediate results. L. Evidence for spatial variation of the polarized thermal dust spectral energy distribution and implications for CMB B-mode analysis.
SCG-2016-06
L. Pogosian and A. Silvestri: What can Cosmology tell us about Gravity? Constraining Horndeski with Sigma and Mu.
SCG-2016-05
Planck Collaboration: Planck intermediate results. XLVIII. Disentangling Galactic dust emission and cosmic infrared background anisotropies.
SCG-2016-04
Planck Collaboration: Planck intermediate results. XLIX. Parity-violation constraints from polarization data.
SCG-2016-03
Planck Collaboration: Planck 2016 intermediate results. XLVII. Planck constraints on reionization history.
SCG-2016-02
Planck Collaboration: Planck 2016 intermediate results. XLVI. Reduction of large-scale systematic effects in HFI polarization maps and estimation of the reionization optical depth.
SCG-2016-01
Planck Collaboration: Planck intermediate results. XLIV. The structure of the Galactic magnetic field from dust polarization maps of the southern Galactic cap.

2015

SCG-2015-11
A. Hojjati, A. Plahn, A. Zucca, L. Pogosian, P. Brax, A.-C. Davis, and G.-B. Zhao: Searching for scalar gravitational interactions in current and future cosmological data.
SCG-2015-10
G.-B. Zhao et. al.: The extended Baryon Oscillation Spectroscopic Survey (eBOSS): a cosmological forecast.
SCG-2015-09
POLARBEAR Collaboration: POLARBEAR Constraints on Cosmic Birefringence and Primordial Magnetic Fields.
SCG-2015-08
T. Vachaspati, L. Pogosian, and D. Steer: Cosmic strings.
SCG-2015-07
J.-Q. Guo, P. S. Joshi, and J. T. Galvez Ghersi: Mass inflation near the central singularity in spherical collapse.
SCG-2015-06
M. Brush, L. Pogosian, and T. Vachaspati: Magnetic monopole hits a wall.
SCG-2015-05
Planck Collaboration: Planck intermediate results. XXXVIII. E- and B-modes of dust polarization from the magnetized filamentary structure of the interstellar medium.
SCG-2015-04
Y. Wang, G.-B. Zhao, D. Wands, L. Pogosian, and R. G. Crittenden: Reconstruction of the dark matter-vacuum energy interaction.
SCG-2015-03
Planck Collaboration: Planck 2015 results. XVI. Isotropy and statistics of the CMB.
SCG-2015-02
Planck Collaboration: Planck 2015. XX. Constraints on inflation.
SCG-2015-01
Planck Collaboration: Planck 2015 results. I. Overview of products and scientific results.

2014

SCG-2014-04
C. Llinares and L. Pogosian: Domain walls coupled to matter: the symmetron example.
SCG-2014-03
V. P. Frolov and A. V. Frolov: Hybrid black holes.
SCG-2014-02
A. V. Frolov and V. P. Frolov: Rigidly rotating ZAMO surfaces in the Kerr spacetime.
SCG-2014-01
A. Moss and L. Pogosian: Did BICEP2 see vector modes? First B-mode constraints on cosmic defects.

2013

SCG-2013-09
A. Hojjati, L. Pogosian, A. Silvestri, and G.-B. Zhao: Observable physical modes of modified gravity.
SCG-2013-08
J.-Q. Guo, D. Wang, and A. V. Frolov: Spherical collapse in f(R) gravity.
SCG-2013-07
L. Pogosian: Searching for primordial magnetism with multi-frequency CMB experiments.
SCG-2013-06
J.-Q. Guo: Construction of f(R) gravity models.
SCG-2013-05
S. Asaba, C. Hikage, K. Koyama, G.-B. Zhao, A. Hojjati, and L.-Pogosian: Principal component analysis of modified gravity using weak lensing and peculiar velocity measurements.
SCG-2013-04
J.-Q. Guo: Solar system tests of f(R) gravity.
SCG-2013-03
J.-Q. Guo and A. V. Frolov: Cosmological dynamics in f(R) gravity.
SCG-2013-02
S. De, L. Pogosian, and T. Vachaspati: CMB Faraday rotation as seen through the Milky Way.
SCG-2013-01
A. Silvestri, L. Pogosian, and R. V. Buniy: A practical approach to cosmological perturbations in modified gravity.

2012

SCG-2012-04
L. Pogosian, T. Vachaspati, and A. Yadav: Primordial Magnetism in CMB B-modes.
SCG-2012-03
A. Hojjati, L. Pogosian, A. Silvestri, and S. Talbot: Practical solutions for perturbed f(R) gravity.
SCG-2012-02
G.-B. Zhao, R.G. Crittenden, L. Pogosian, and X. Zhang: Examining the evidence for dynamical dark energy.
SCG-2012-01
A.P.S. Yadav, L. Pogosian, and T. Vachaspati: Probing primordial magnetism with off-diagonal correlators of CMB polarization.

2011

SCG-2011-08
R. Crittenden, G.-B. Zhao, L. Pogosian, L. Samushia, and X. Zhang: Fables of reconstruction: controlling bias in the dark energy equation of state.
SCG-2011-07
A. Hojjati, G.-B. Zhao, L. Pogosian, A. Silvestri, R. Crittenden, and K. Koyama: Cosmological tests of General Relativity: a principal component analysis.
SCG-2011-06
A. V. Frolov: Critical Collapse and Solitons in Classical Conformal Field Theory.
SCG-2011-05
A. Hojjati, L. Pogosian and G.-B. Zhao: Testing gravity with CAMB and CosmoMC.
SCG-2011-04
L. Pogosian, A.P.S. Yadav, Y.-F. Ng and T. Vachaspati: Primordial Magnetism in the CMB: Exact Treatment of Faraday Rotation and WMAP7 Bounds.
SCG-2011-03
A. Avgoustidis, E. J. Copeland, A. Moss, L. Pogosian, A. Pourtsidou, D. A. Steer: Constraints on the fundamental string coupling from B-mode experiments.
SCG-2011-02
E. J. Copeland, L. Pogosian and T. Vachaspati: Seeking String Theory in the Cosmos.
SCG-2011-01
A. V. Frolov and J.-Q. Guo: Small Cosmological Constant from Running of Gravitational Coupling.

2010

SCG-2010-06
A. Pourtsidou, A. Avgoustidis, E. J. Copeland, L. Pogosian and D. A. Steer: Scaling configurations of cosmic superstring networks and their cosmological implications.
SCG-2010-05
Y. S. Song, G. B. Zhao, D. Bacon, K. Koyama, R. C. Nichol and L. Pogosian: Complementarity of Weak Lensing and Peculiar Velocity Measurements in Testing General Relativity.
SCG-2010-04
A. V. Frolov: Non-linear Dynamics and Primordial Curvature Perturbations from Preheating.
SCG-2010-03
A. Berndsen, L. Pogosian and M. Wyman: Correlations between 21 cm Radiation and the CMB from Active Sources.
SCG-2010-02
G. B. Zhao, T. Giannantonio, L. Pogosian, A. Silvestri, D. J. Bacon, K. Koyama, R. C. Nichol and Y. S. Song: Probing modifications of General Relativity using current cosmological observations.
SCG-2010-01
L. Pogosian, A. Silvestri, K. Koyama and G. B. Zhao: How to optimally parametrize deviations from General Relativity in the evolution of cosmological perturbations?.

2009

SCG-2009-09
A. Hojjati, L. Pogosian and G. B. Zhao: Detecting Features in the Dark Energy Equation of State: A Wavelet Approach.
SCG-2009-08
R. G. Crittenden, L. Pogosian and G. B. Zhao: Investigating dark energy experiments with principal components.
SCG-2009-07
A. Berndsen, J. E. Lidsey and J. Ward: Non-relativistic Matrix Inflation.
SCG-2009-06
G. B. Zhao and X. Zhang: Probing Dark Energy Dynamics from Current and Future Cosmological Observations.
SCG-2009-05
G. B. Zhao, L. Pogosian, A. Silvestri and J. Zylberberg: Cosmological Tests of General Relativity with Future Tomographic Surveys.
SCG-2009-04
J. Aguirre et al.: Observing the Evolution of the Universe.
SCG-2009-03
S. Dodelson et al.: The Origin of the Universe as Revealed Through the Polarization of the Cosmic Microwave Background.
SCG-2009-02
E. Komatsu et al.: Non-Gaussianity as a Probe of the Physics of the Primordial Universe and the Astrophysics of the Low Redshift Universe.
SCG-2009-01
J. R. Bond, A. V. Frolov, Z. Huang and L. Kofman: Non-Gaussian Spikes from Chaotic Billiards in Inflation Preheating.

2008

SCG-2008-07
D. Baumann et al.: CMBPol Mission Concept Study: Probing Inflation with CMB Polarization.
SCG-2008-06
G. B. Zhao, L. Pogosian, A. Silvestri and J. Zylberberg: Searching for modified growth patterns with tomographic surveys.
SCG-2008-05
J. Q. Xia, H. Li, G. B. Zhao and X. Zhang: Determining Cosmological Parameters with Latest Observational Data.
SCG-2008-04
H. Li, J. Q. Xia, G. B. Zhao, Z. H. Fan and X. Zhang: On using the WMAP distance priors in constraining the time evolving equation of state of dark energy.
SCG-2008-03
L. Pogosian, S. H. Tye, I. Wasserman and M. Wyman: Cosmic strings as the source of small-scale microwave background anisotropy.
SCG-2008-02
A. V. Frolov: DEFROST: A new code for simulating preheating after inflation.
SCG-2008-01
A. V. Frolov: A singularity problem with f(R) dark energy.

2007

SCG-2007-04
C. Gooding and A. V. Frolov: Five-dimensional black hole capture cross-sections.
SCG-2007-03
G. B. Zhao, D. Huterer and X. Zhang: High-resolution temporal constraints on the dynamics of dark energy.
SCG-2007-02
L. Pogosian and M. Wyman: B-modes from cosmic strings.
SCG-2007-01
L. Pogosian and A. Silvestri: The pattern of growth in viable f(R) cosmologies.

2006

SCG-2006-02
L. Pogosian and A. Vilenkin: Anthropic predictions for vacuum energy and neutrino masses in the light of WMAP-3.
SCG-2006-01
R. Bean, D. Bernat, L. Pogosian, A. Silvestri and M. Trodden: Dynamics of linear perturbations in f(R) gravity.

Modified by Andrei Frolov <frolov@sfu.ca> on 2023-09-14