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The paradigm of \Lambda CDM cosmology works impressively well and with the concept of inflation it explains the universe after the time of decoupling. However there are still a few concerns; after much effort there is no detection of dark…

General Physics · Physics 2017-03-22 B. Vlahovic

With WMAP putting the phenomenological standard model of cosmology on a strong footing, one can look forward to mining the cosmic microwave background (CMB) for fundamental physics with higher sensitivity and on smaller scales. Future CMB…

Astrophysics · Physics 2015-06-24 Manoj Kaplinghat

This is the obligatory Cosmic Microwave Background review. I discuss the current status of CMB anisotropies, together with some points on the related topic of the Far-Infrared Background. We have already learned a number of important things…

Astrophysics · Physics 2007-05-23 Douglas Scott

Perturbations from inflation evolve into large scale structure of the late universe, and encode abundant cosmic structure formation physics. We allow freedom in the primordial power spectrum, rather than assuming a power law scale…

Cosmology and Nongalactic Astrophysics · Physics 2020-05-12 Guilherme Brando , Eric V. Linder

Cosmological inflation is not the only early universe scenario consistent with current observational data. I will discuss the criteria for a successful early universe cosmology, compare a couple of the proposed scenarios (inflation,…

High Energy Physics - Theory · Physics 2019-11-15 Robert Brandenberger

A compact overview of the status of CMB anisotropy results and their cosmological interpretation. Section headings: Introduction; CMB Spectrum; Description of CMB Anisotropies; Cosmological Parameters; Physics of Anisotropies; Current…

Cosmology and Nongalactic Astrophysics · Physics 2024-01-09 Douglas Scott , George F. Smoot

We review the prediction of inflation and the constraints on inflationary models coming from recent observations.

High Energy Physics - Phenomenology · Physics 2007-05-23 Laura Covi

I review a number of particle-physics models that lead to the creation of magnetic fields in the early universe and address the complex problem of evolving such primordial magnetic fields into the fields observed today. Implications for…

Astrophysics · Physics 2016-11-03 Ola Tornkvist

The aim of this paper is to probe the features of the bouncing cosmology with the current observational data. Basing on bounce inflation model, with high derivative term, we propose a general parametrization of primordial power spectrum…

Cosmology and Nongalactic Astrophysics · Physics 2018-08-07 Shulei Ni , Hong Li , Taotao Qiu , Wei Zheng , Xin Zhang

The observational data on CMB radiation revealed that our Universe can be an ordinary physical object moving with respect to the Earth observer with the occasional initial data. This fact allows us to apply the theory of irreducible unitary…

Astrophysics · Physics 2007-05-23 Victor N. Pervushin

With the release of the data from the Boomerang and MAXIMA-1 balloon flights, estimates of cosmological parameters based on the Cosmic Microwave Background (CMB) have reached unprecedented precision. In this paper I show that it is possible…

Astrophysics · Physics 2009-10-31 William H. Kinney

Cosmological measurements over the next decade will enable us to shed light on the content and evolution of the Universe. Complementary measurements of the Cosmic Microwave Background (CMB) and Baryon Acoustic Oscillations are expected to…

Cosmology and Nongalactic Astrophysics · Physics 2018-07-10 Siddharth Mishra-Sharma , David Alonso , Joanna Dunkley

We review the currrent cosmic parameter determinations of relevance to inflation using the WMAP-1year, Boomerang, CBI, Acbar and other CMB data. The basic steps in the pipelines which determine the bandpowers from the raw data from which…

Astrophysics · Physics 2009-11-10 J. R. Bond , C. R. Contaldi , A. M. Lewis , D. Pogosyan

The Cosmic Microwave Background (CMB), which permeates the entire Universe, is the radiation left over from just 380,000 years after the Big Bang. On very large scales, the CMB radiation field is smooth and isotropic, but the existence of…

Big bang nucleosynthesis (BBN) and the cosmic microwave background (CMB) anisotropies independently predict the universal baryon density. Comparing their predictions will provide a fundamental test on cosmology. Using BBN and the CMB…

Astrophysics · Physics 2009-11-07 Richard H. Cyburt

We explore a model of the early universe in which the inflationary epoch is preceded by a cosmic bounce, and argue that this scenario provides a common origin to several of the anomalous features that have been observed at large angular…

Cosmology and Nongalactic Astrophysics · Physics 2021-02-17 Ivan Agullo , Dimitrios Kranas , V. Sreenath

Most cosmological parameters are expected to change significantly only on cosmological time scales, but given the large amount of information contained within the Cosmic Microwave Background (CMB) sky, we can expect that changes in the CMB…

Astrophysics · Physics 2008-12-18 Adam Moss , James P. Zibin , Douglas Scott

We forecast the main cosmological parameter constraints achievable with the CORE space mission which is dedicated to mapping the polarisation of the Cosmic Microwave Background (CMB). CORE was recently submitted in response to ESA's fifth…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-13 Eleonora Di Valentino , Thejs Brinckmann , Martina Gerbino , Vivian Poulin , François R. Bouchet , Julien Lesgourgues , Alessandro Melchiorri , Jens Chluba , Sebastien Clesse , Jacques Delabrouille , Cora Dvorkin , Francesco Forastieri , Silvia Galli , Deanna C. Hooper , Massimiliano Lattanzi , Carlos J. A. P. Martins , Laura Salvati , Giovanni Cabass , Andrea Caputo , Elena Giusarma , Eric Hivon , Paolo Natoli , Luca Pagano , Simone Paradiso , Jose Alberto Rubino-Martin , Ana Achucarro , Peter Ade , Rupert Allison , Frederico Arroja , Marc Ashdown , Mario Ballardini , A. J. Banday , Ranajoy Banerji , Nicola Bartolo , James G. Bartlett , Soumen Basak , Jochem Baselmans , Daniel Baumann , Paolo de Bernardis , Marco Bersanelli , Anna Bonaldi , Matteo Bonato , Julian Borrill , François Boulanger , Martin Bucher , Carlo Burigana , Alessandro Buzzelli , Zhen-Yi Cai , Martino Calvo , Carla Sofia Carvalho , Gabriella Castellano , Anthony Challinor , Ivan Charles , Ivan Colantoni , Alessandro Coppolecchia , Martin Crook , Giuseppe D'Alessandro , Marco De Petris , Gianfranco De Zotti , Josè Maria Diego , Josquin Errard , Stephen Feeney , Raul Fernandez-Cobos , Simone Ferraro , Fabio Finelli , Giancarlo de Gasperis , Ricardo T. Génova-Santos , Joaquin González-Nuevo , Sebastian Grandis , Josh Greenslade , Steffen Hagstotz , Shaul Hanany , Will Handley , Dhiraj K. Hazra , Carlos Hernández-Monteagudo , Carlos Hervias-Caimapo , Matthew Hills , Kimmo Kiiveri , Ted Kisner , Thomas Kitching , Martin Kunz , Hannu Kurki-Suonio , Luca Lamagna , Anthony Lasenby , Antony Lewis , Michele Liguori , Valtteri Lindholm , Marcos Lopez-Caniego , Gemma Luzzi , Bruno Maffei , Sylvain Martin , Enrique Martinez-Gonzalez , Silvia Masi , Darragh McCarthy , Jean-Baptiste Melin , Joseph J. Mohr , Diego Molinari , Alessandro Monfardini , Mattia Negrello , Alessio Notari , Alessandro Paiella , Daniela Paoletti , Guillaume Patanchon , Francesco Piacentini , Michael Piat , Giampaolo Pisano , Linda Polastri , Gianluca Polenta , Agnieszka Pollo , Miguel Quartin , Mathieu Remazeilles , Matthieu Roman , Christophe Ringeval , Andrea Tartari , Maurizio Tomasi , Denis Tramonte , Neil Trappe , Tiziana Trombetti , Carole Tucker , Jussi Väliviita , Rien van de Weygaert , Bartjan Van Tent , Vincent Vennin , Gérard Vermeulen , Patricio Vielva , Nicola Vittorio , Karl Young , Mario Zannoni

I review two different connections between particle theory and early-Universe cosmology: (1) Cosmic-microwave-background (CMB) tests of inflation and (2) particle dark matter. The inflationary predictions of a flat Universe and a nearly…

Astrophysics · Physics 2007-05-23 Marc Kamionkowski

The estimation of cosmological parameters from precision observables is an important industry with crucial ramifications for particle physics. This article discusses the statistical methods presently used in cosmological data analysis,…

High Energy Physics - Theory · Physics 2009-12-15 Andrew R Liddle
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