New natural shapes of non-Gaussianity from high-derivative interactions and their optimal limits from WMAP 9-year data

2014/07/25 by Siavosh R. Behbahani, Mehrdad Mirbabayi, Leonardo Senatore +1
Physics and Astronomy · #Advanced Mathematical Theories and Applications #CMB cold spot #Context (archaeology) #Cosmology and Gravitation Theories #Derivative (finance) #Equilateral triangle #Field (mathematics) #Non-Gaussianity #Parameter space #Particle physics theoretical and experimental studies #Planck #Space (punctuation) #astro-ph.CO #gr-qc #hep-ph #hep-th

paper · pdf · doi:10.1088/1475-7516/2014/11/035

22+14 pages,

arxiv created 2014/07/25 · openalex publication_date 2014/11/21 · arxiv updated 2015/06/22 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

New natural shapes of non-Gaussianity from high-derivative interactions and their optimal limits from WMAP 9-year data, Behbahani, Siavosh R., Mirbabayi, Mehrdad, Senatore, Leonardo, Smith, Kendrick M.

Citations

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• The effective field theory of multifield inflation
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• Measuring Primordial Non‐Gaussianity in the Cosmic Microwave Background
• Limits onfNLparameters from Wilkinson Microwave Anisotropy Probe three-year data
• The shape of non-Gaussianities
• Non-Gaussian features of primordial fluctuations in single field inflationary models
• Primordial density perturbation in the curvaton scenario
• Causality, Analyticity and an IR Obstruction to UV Completion
• The galileon as a local modification of gravity