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We study the effect of non-trivial sound speeds on local-type non-Gaussianity during multiple-field inflation.
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2002
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2002
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2003
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N. Bartolo, E. Komatsu, S. Matarrese, and A. Riotto, Non-Gaussianity from inflation: Theory and observations
2004
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G. Dvali, A. Gruzinov, and M. Zaldarriaga, A new mechanism for generating density perturbations from inflation
2004
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G. Rigopoulos, On second order gauge invariant perturbations in multi-field inflationary models
2004
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E. Silverstein and D. Tong, Scalar speed limits and cosmology: Acceleration from D-cceleration
2004
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2004
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D. Babich, P. Creminelli, and M. Zaldarriaga, The Shape of non-Gaussianities
2004
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The Planck Collaboration, The Scientific programme of planck
2005
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2005
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D. H. Lyth and Y. Rodriguez, The Inflationary prediction for primordial non-Gaussianity
2005
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F. Vernizzi and D. Wands, Non-gaussianities in two-field inflation
2006
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G. Rigopoulos, E. Shellard, and B. van Tent, Large non-Gaussianity in multiple-field inflation
2006
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C. T. Byrnes, M. Sasaki, and D. Wands, The primordial trispectrum from inflation
2006
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S. Kecskemeti, J. Maiden, G. Shiu, and B. Underwood, DBI Inflation in the Tip Region of a Warped Throat
2006
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L. Alabidi and D. H. Lyth, Inflation models and observation
2006
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G. Rigopoulos, E. Shellard, and B. van Tent, Quantitative bispectra from multifield inflation
2007
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2009
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Y.-F. Cai and W. Xue, N-flation from multiple DBI type actions
2009
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2009
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S. Renaux-Petel, Combined local and equilateral non-Gaussianities from multifield DBI inflation
2009
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2007
Cited alongside, same era.
T. Battefeld and R. Easther, Non-Gaussianities in Multi-field Inflation
2007
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X. Chen, M. xin Huang, S. Kachru, and G. Shiu, Observational signatures and non-Gaussianities of general single field inflation
2007
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D. Seery, J. E. Lidsey, and M. S. Sloth, The inflationary trispectrum
2007
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S. Yokoyama, T. Suyama, and T. Tanaka, Primordial Non-Gaussianity in Multi-Scalar Inflation
2008
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2008
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M. Sasaki, Multi-brid inflation and non-Gaussianity
2008
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2009
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K. A. Malik and D. Wands, Cosmological perturbations
2009
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X. Chen, Primordial Non-Gaussianities from Inflation Models
2010
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C. Burgess, M. Cicoli, M. Gomez-Reino, F. Quevedo, G. Tasinato, et. al
2010
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T. Wang, Note on Non-Gaussianities in Two-field Inflation
2010
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K. Koyama, Non-Gaussianity of quantum fields during inflation
2010
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D. Wands, Local non-Gaussianity from inflation
2010
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2010
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C. T. Byrnes, S. Nurmi, G. Tasinato, and D. Wands, Scale dependence of local f_NL
2010
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A. Mazumdar and J. Rocher, Particle physics models of inflation and curvaton scenarios
2011
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E. Tzavara and B. van Tent, Bispectra from two-field inflation using the long-wavelength formalism
2011
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2011
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J. Elliston, D. J. Mulryne, D. Seery, and R. Tavakol, Evolution of fNL to the adiabatic limit
2011
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2011
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2011
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C. M. Peterson and M. Tegmark, Non-Gaussianity in Two-Field Inflation
2011
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J. Noller and J. Magueijo, Non-Gaussianity in single field models without slow-roll
2011
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2011
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2011
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2011
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2012
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