Probing Parity Violation with Weak Lensing Trispectrum

arXiv:2607.26046 · astro-ph.CO · Submitted 2026-07-28 · Read on arXiv

Sijin Chen, Zhengyangguang Gong, Jiamin Hou

astro-ph.CO

Submitted: 2026-07-28

Comments: 57 pages, 30 figures. Comments are welcome

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Weak Lensing — 50× in this paper · explained in 2 episodes
• Gravitational Lensing — 13× in this paper · explained in 2 episodes
• Dark Energy Survey — 8× in this paper
• Bispectrum — 7× in this paper · explained in 3 episodes
• Non-Gaussianity — 6× in this paper · explained in 2 episodes
• Clustering — 5× in this paper · explained in 2 episodes
• Higher-order statistics — 5× in this paper · explained in 2 episodes
• Accuracy — 4× in this paper · explained in 1 episode
• Large-Scale Structure — 4× in this paper
• Matter Power Spectrum — 3× in this paper · explained in 2 episodes
• Primordial non-Gaussianity — 3× in this paper · explained in 2 episodes
• Signal-to-Noise Ratio — 3× in this paper
• Trace — 3× in this paper · explained in 2 episodes
• Alignment — 2× in this paper · explained in 1 episode
• Calibration — 2× in this paper · explained in 7 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• No-Go Theorem — 2× in this paper · explained in 2 episodes
• Signal-to-noise ratio (SNR) — 2× in this paper · explained in 2 episodes
• Anisotropy — 1× in this paper · explained in 3 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Homogeneity — 1× in this paper · explained in 2 episodes
• Quintessence — 1× in this paper · explained in 2 episodes
• Symmetry Breaking — 1× in this paper · explained in 3 episodes
• Verification — 1× in this paper · explained in 2 episodes

Sources

• New physics from the polarised light of the cosmic microwave background
• What can galaxy shapes tell us about physics beyond the standard model?
• Probing vector chirality in the early Universe
• Systematic analysis of Parity-Violating modes
• Can Baryon Acoustic Oscillations Illuminate the Parity-Violating Galaxy 4PCF?
• The Odd-Parity CMB Bispectrum
• CMB Bispectrum from Primordial Scalar, Vector and Tensor non-Gaussianities
• New Extraction of the Cosmic Birefringence from the Planck 2018 Polarization Data
• Parity-violating CMB correlators with non-decaying statistical anisotropy
• Parity violation in the CMB trispectrum from the scalar sector
• Cosmic Birefringence from Planck Data Release 4
• Improved Constraints on Cosmic Birefringence from the WMAP and Planck Cosmic Microwave Background Polarization Data
• Cosmic Birefringence from the Atacama Cosmology Telescope Data Release 6
• Chiral Primordial Gravitational Waves from a Lifshitz Point
• Chern-Simons Modified General Relativity
• Slow-roll Inflation with the Gauss-Bonnet and Chern-Simons Corrections
• Parity Violation in Graviton Non-gaussianity
• Parity Violation of Gravitons in the CMB Bispectrum
• Vacuum Instability in Chern-Simons Gravity
• Polarizing primordial gravitational waves by parity violation

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