The effects on CMB power spectra and bispectra from the polarization rotation and its correlations with temperature and E-polarization

arXiv:2006.01811 · astro-ph.CO · Submitted 2026-08-20 · Read on arXiv

Hua Zhai, Si-Yu Li, Mingzhe Li, Hong Li, Xinmin Zhang

astro-ph.CO

Submitted: 2026-08-20

Updated: 2026-08-21

Terminology

• Bispectrum — 12× in this paper · explained in 3 episodes
• Non-Gaussianity — 12× in this paper · explained in 2 episodes
• Weak Lensing — 6× in this paper · explained in 2 episodes
• alpha — 5× in this paper · explained in 1 episode
• Anisotropy — 4× in this paper · explained in 3 episodes
• Institute of High Energy Physics — 2× in this paper
• Accuracy — 1× in this paper · explained in 1 episode
• Charge-Parity-Time Reversal — 1× in this paper
• Hilbert Space — 1× in this paper · explained in 2 episodes
• Hubble Tension — 1× in this paper · explained in 9 episodes
• Primordial non-Gaussianity — 1× in this paper · explained in 2 episodes

Sources

• $CPT$ Violating Electrodynamics and Chern-Simons Modified Gravity
• Cosmology and the Fate of Dilatation Symmetry
• Cosmological CPT violating effect on CMB polarization
• Parity violation constraints using 2006-2007 QUaD CMB polarization spectra
• Nine-Year Wilkinson Microwave Anisotropy Probe (WMAP) Observations: Cosmological Parameter Results
• The Atacama Cosmology Telescope: Two-Season ACTPol Spectra and Parameters
• Planck intermediate results. XLIX. Parity-violation constraints from polarization data
• Probing CPT Violation with CMB Polarization Measurements
• An efficient probe of the cosmological CPT violation
• Cosmological CPT Violation and CMB Polarization Measurements
• New Constraints on Anisotropic Rotation of CMB Polarization
• Testing CPT Symmetry with Current and Future CMB Measurements
• How to De-Rotate the Cosmic Microwave Background Polarization
• Constraining a spatially dependent rotation of the Cosmic Microwave Background Polarization
• De-Rotation of the Cosmic Microwave Background Polarization: Full-Sky Formalism
• First CMB Constraints on Direction-Dependent Cosmological Birefringence from WMAP-7
• POLARBEAR Constraints on Cosmic Birefringence and Primordial Magnetic Fields
• BICEP2 / Keck Array IX: New Bounds on Anisotropies of CMB Polarization Rotation and Implications for Axion-Like Particles and Primordial Magnetic Fields
• The Atacama Cosmology Telescope: Constraints on Cosmic Birefringence
• Joint constraint on primordial gravitational waves and polarization rotation angle with current CMB polarization data

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