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We investigate the consequences of different regularizations and ambiguities in loop cosmological models on the predictions in the scalar and tensor primordial spectrum of the cosmic microwave background using the dressed metric approach.
S. Saini, P. Singh, Von Neumann stability of modified loop quantum cosmologies
1901
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1908
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1912
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A. H. Guth, Inflationary universe: A possible solution to the horizon and flatness problems
1981
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D. Langlois, Hamiltonian formalism and gauge invariance for linear perturbations in inflation
1994
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2001
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A. Ashtekar, T. Pawlowski. and P. Singh, Quantum nature of the big bang
2006
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A. Ashtekar, T. Pawlowski and P. Singh, Quantum Nature of the Big Bang: An Analytical and Numerical Investigation. I.,
2006
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A. Ashtekar, T. Pawlowski. and P. Singh, Quantum nature of the big bang: Improved dynamics
2006
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P. Singh, K. Vandersloot, and G. V. Vereshchagin, Nonsingular bouncing universes in loop quantum cosmology
2006
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S. Tsujikawa, P. Singh, R. Maartens, Loop quantum gravity effects on inflation and the CMB
2007
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M. Bojowald, G. M. Hossain, M. Kagan, S. Shankaranarayanan, Anomaly freedom in perturbative loop quantum gravity
2008
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A. Ashtekar, W. Kaminski and J. Lewandowski, Quantum field theory on a cosmological, quantum space-time,
2009
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J. Yang, Y. Ding and Y. Ma, Alternative quantization of the Hamiltonian in loop quantum cosmology II: Including the Lorentz term
2009
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A. Ashtekar, A. Corichi. and P. Singh, Robustness of key features of loop quantum cosmology
2010
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Z.-K. Guo, D. J. Schwarz, and Y.-Z. Zhang, Observational constraints on the energy scale of inflation
2011
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C. Rovelli, Quantum gravity
2011
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M. Bojowald, Loop quantum cosmology
2011
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A. Ashtekar and D. Sloan, Probability of Inflation in Loop Quantum Cosmology
2011
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A. Corichi, A. Karami, On the measure problem in slow roll inflation and loop quantum cosmology
2011
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2011
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E. Ranken and P. Singh, Non-singular Power-law and Assisted inflation in Loop Quantum Cosmology,
2012
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T. Cailleteau, A. Barrau, J. Grain, F. Vidotto, Consistency of holonomy-corrected scalar, vector and tensor perturbations in Loop Quantum Cosmology
2012
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T. Cailleteau, J. Mielczarek, A. Barrau, J. Grain, Anomaly-free scalar perturbations with holonomy corrections in loop quantum cosmology
2012
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P. Diener, A. Joe, M. Megevand and P. Singh, Numerical simulations of loop quantum Bianchi-I spacetimes
2017
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I. Agullo and P. Singh, Loop Quantum Cosmology, in Loop Quantum Gravity: The First 30 Years
2017
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E. Wilson-Ewing, Testing loop quantum cosmology
2017
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A. Ashtekar and B. Gupt, Quantum Gravity in the Sky: Interplay between fundamental theory and observations,
2017
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A. Ashtekar and B. Gupt, Initial conditions for cosmological perturbations,
2017
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I. Agullo, A. Ashtekar and B. Gupt, Phenomenology with fluctuating quantum geometries in loop quantum cosmology,
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I. Agullo, A. Ashtekar and W. Nelson, Quantum gravity extension of the inflationary scenario
2012
Cited alongside, same era.
B. Gupt and P. Singh, A quantum gravitational inflationary scenario in Bianchi-I spacetime,
2013
Cited alongside, same era.
I. Agullo, A. Ashtekar and W. Nelson, Extension of the quantum theory of cosmological perturbations to the Planck era
2013
Cited alongside, same era.
I. Agullo, A. Ashtekar and W. Nelson, The pre-inflationary dynamics of loop quantum cosmology: confronting quantum gravity with observations
2013
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M. F.-Mendez and G. A. M. Marugan, Hybrid quantization of an inflationary model: The flat case
2013
Cited alongside, same era.
P. Diener, B. Gupt and P. Singh, Numerical simulations of a loop quantum cosmos: robustness of the quantum bounce and the validity of effective dynamics
2014
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P. Diener, B. Gupt, M. Megevand and P. Singh, Numerical evolution of squeezed and non-Gaussian states in loop quantum cosmology
2014
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2017
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L. Castelló Gomar et al., Hybrid loop quantum cosmology and predictions for the cosmic microwave background,
2017
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T. Zhu, A. Wang, G. Cleaver, K. Kirsten, and Q. Sheng, Pre-inflationary universe in loop quantum cosmology
2017
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T. Zhu, A. Wang, K. Kirsten, G. Cleaver, and Q. Sheng, Primoridial non-Gaussianity and power asymmetry with quantum gravitational effects in loop quantum cosmology
2018
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I. Agullo, B. Bolliet and V. Sreenath, Non-Gaussianity in loop quantum cosmology
2018
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B. E. Navascues, D. M. de Blas and G. A. M. Marugan, Time-dependent mass of cosmological perturbations in the hybrid and dressed metric approaches to loop quantum cosmology
2018
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A. Dapor and K. Liegener, Cosmological Effective Hamiltonian from full Loop Quantum Gravity Dynamics
2018
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B.F. Li, P. Singh, A. Wang, Qualitative dynamics and inflationary attractors in loop cosmology
2018
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B.F. Li, P. Singh, A. Wang, Towards cosmological dynamics from loop quantum gravity
2018
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I. Agullo, Primordial power spectrum from the Dapor-Liegener model of loop quantum cosmology
2018
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K. Giesel, A. Herzog and P. Singh, Gauge invariant variables for cosmological perturbation theory using geometrical clocks
2018
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B.F. Li, P. Singh, A. Wang, Genericness of pre-inflationary dynamics and probability of the desired slow-roll inflation in modified loop quantum cosmologies
2019
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M. Assanioussi, A. Dapor, K. Liegener and T. Pawłowski, Emergent de Sitter epoch of the Loop Quantum Cosmos: a detailed analysis,
2019
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P. Diener, B. Gupt, M. Megevand, and P. Singh, LQC with cyclic model potentials
2020
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