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Related papers: The LiteBIRD mission to explore cosmic inflation

200 papers

The highly sensitive millimeter-wave telescope is an important tool for accurate measurement of Cosmic Microwave Background (CMB) radiation, and its core component is a detector array located in a cryogenic focal plane. The feasibility of…

Instrumentation and Methods for Astrophysics · Physics 2024-01-29 Ye Chai , Shibo Shu , Yongping Li , Jiamin Sun , Zhouhui Liu , Yu Xu , Daikang Yan , Zhengwei Li , Yang Liu , Yiwen Wang , Weijie Guo , Juexian Cao , Congzhan Liu

(Abridged) Despite the great success of precision cosmology, cosmologists cannot fully explain the initial conditions of the Universe. Inflation, an exponential expansion in the first 10^-36s, is a promising potential explanation. A generic…

Instrumentation and Methods for Astrophysics · Physics 2012-09-07 Immanuel Buder

The temperature perturbations of the cosmic microwave background radiation (CMB) appear systematically suppressed, at large angular scales, with respect to the prediction of the LambdaCDM concordance model. This behavior might be a glimpse…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-14 Noriaki Kitazawa

We describe the QUaD experiment, a millimeter-wavelength polarimeter designed to observe the Cosmic Microwave Background (CMB) from a site at the South Pole. The experiment comprises a 2.64 m Cassegrain telescope equipped with a…

We present the results of a feasibility study, which examined deployment of a ground-based millimeter-wave polarimeter, tailored for observing the cosmic microwave background (CMB), to Isi Station in Greenland. The instrument for this study…

Future Cosmic Microwave Background (CMB) experiments will deliver extremely accurate measurements of the E-modes pattern of the CMB polarization field. Given the sharpness of the E-modes transfer functions, such surveys make for a powerful…

Cosmology and Nongalactic Astrophysics · Physics 2023-03-15 Matteo Braglia , Xingang Chen , Dhiraj Kumar Hazra , Lucas Pinol

This book lays out the scientific goals to be addressed by the next-generation ground-based cosmic microwave background experiment, CMB-S4, envisioned to consist of dedicated telescopes at the South Pole, the high Chilean Atacama plateau…

Cosmology and Nongalactic Astrophysics · Physics 2016-10-11 Kevork N. Abazajian , Peter Adshead , Zeeshan Ahmed , Steven W. Allen , David Alonso , Kam S. Arnold , Carlo Baccigalupi , James G. Bartlett , Nicholas Battaglia , Bradford A. Benson , Colin A. Bischoff , Julian Borrill , Victor Buza , Erminia Calabrese , Robert Caldwell , John E. Carlstrom , Clarence L. Chang , Thomas M. Crawford , Francis-Yan Cyr-Racine , Francesco De Bernardis , Tijmen de Haan , Sperello di Serego Alighieri , Joanna Dunkley , Cora Dvorkin , Josquin Errard , Giulio Fabbian , Stephen Feeney , Simone Ferraro , Jeffrey P. Filippini , Raphael Flauger , George M. Fuller , Vera Gluscevic , Daniel Green , Daniel Grin , Evan Grohs , Jason W. Henning , J. Colin Hill , Renee Hlozek , Gilbert Holder , William Holzapfel , Wayne Hu , Kevin M. Huffenberger , Reijo Keskitalo , Lloyd Knox , Arthur Kosowsky , John Kovac , Ely D. Kovetz , Chao-Lin Kuo , Akito Kusaka , Maude Le Jeune , Adrian T. Lee , Marc Lilley , Marilena Loverde , Mathew S. Madhavacheril , Adam Mantz , David J. E. Marsh , Jeffrey McMahon , Pieter Daniel Meerburg , Joel Meyers , Amber D. Miller , Julian B. Munoz , Ho Nam Nguyen , Michael D. Niemack , Marco Peloso , Julien Peloton , Levon Pogosian , Clement Pryke , Marco Raveri , Christian L. Reichardt , Graca Rocha , Aditya Rotti , Emmanuel Schaan , Marcel M. Schmittfull , Douglas Scott , Neelima Sehgal , Sarah Shandera , Blake D. Sherwin , Tristan L. Smith , Lorenzo Sorbo , Glenn D. Starkman , Kyle T. Story , Alexander van Engelen , Joaquin D. Vieira , Scott Watson , Nathan Whitehorn , W. L. Kimmy Wu

In the measurements of cosmic microwave background polarizations, three frequency channels are necessary for discriminating the primordial B-modes from the polarized dust and the synchrotron emission. We carry out an optimistic estimate on…

Cosmology and Nongalactic Astrophysics · Physics 2018-12-27 Qing-Guo Huang , Sai Wang

Inflation provides a unified paradigm for understanding the isotropy of the cosmic microwave background (CMB), the flatness problem, and the origin of large-scale structure. Although the physics responsible for inflation is not yet well…

Astrophysics · Physics 2015-06-24 Marc Kamionkowski

Observations of the polarization of the cosmic microwave backround (CMB) have the potential to place much tighter constraints on cosmological parameters than observations of the fluctuations in temperature alone. We discuss using CMB…

Astrophysics · Physics 2009-10-30 William H. Kinney

Upcoming cosmic microwave background (CMB) experiments aim to detect primordial gravitational waves with unprecedented sensitivity. Effective foreground removal is essential to avoid biases in the measurement of the tensor-to-scalar ratio…

The curl (B) modes of cosmic microwave background (CMB) polarization anisotropies are a unique probe of the primordial background of inflationary gravitational waves (IGWs). Unfortunately, the B-mode polarization anisotropies generated by…

Astrophysics · Physics 2007-05-23 Kris Sigurdson , Asantha Cooray

We report forecast constraints on warm inflation in the light of future cosmic microwave background (CMB) surveys, with data expected to be available in the coming decade. These observations could finally give us the missing information…

Cosmology and Nongalactic Astrophysics · Physics 2025-04-04 F. B. M. dos Santos , G. Rodrigues , R. de Souza , J. S. Alcaniz

CMB-S4, the next-generation ground-based cosmic microwave background (CMB) observatory, will provide detailed maps of the CMB at millimeter wavelengths to dramatically advance our understanding of the origin and evolution of the universe.…

The next generation low-frequency radio telescopes may probe cosmological models by means of observations of the cosmic microwave background (CMB). I discuss the prospects for observations of CMB imprints - recombination lines from the…

Astrophysics · Physics 2007-05-23 R. Subrahmanyan

Next-generation CMB satellite concepts (LiteBIRD, CORE, PIXIE, PICO) are being proposed to detect the primordial CMB B-mode polarization at large angular scales in the sky for tensor-to-scalar ratio values of ${r \lesssim 10^{-3}}$. Yet…

Cosmology and Nongalactic Astrophysics · Physics 2018-06-05 M. Remazeilles

A space-based very long baseline interferometry (VLBI) programme, named as the Cosmic Microscope, is proposed to involve dual VLBI telescopes in the space working together with giant ground-based telescopes (e.g., Square Kilometre Array,…

Instrumentation and Methods for Astrophysics · Physics 2022-05-19 Tao An , Sumit Jaiswal , Prashanth Mohan , Zhen Zhao , Baoqiang Lao

This research explores the use of Cosmic Microwave Background (CMB) radiation as a reference signal for Initial Orbit Determination (IOD). By leveraging the unique properties of CMB, this study introduces a novel method for estimating…

Instrumentation and Detectors · Physics 2025-04-04 Pedro K de Albuquerque , Andre R Kuroswiski , Annie S. Wu , Willer G. dos Santos , Paulo Costa

We address in this work the instrumental systematic errors that can potentially affect the forthcoming and future Cosmic Microwave Background experiments aimed at observing its polarized emission. In particular, we focus on the systematics…

Cosmology and Nongalactic Astrophysics · Physics 2021-06-14 Giuseppe Puglisi , Reijo Keskitalo , Ted Kisner , Julian D. Borrill
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