English
Related papers

Related papers: The Cosmic Infrared Background: Measurements and I…

200 papers

We present a physical model for origin of the cosmic diffuse infrared background (CDIRB). By utilizing the observed stellar mass function and its evolution as input to a semi-empirical model of galaxy formation, we isolate the physics…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-18 Joshua D. Younger , Philip F. Hopkins

The Cosmic Infrared Background Experiment (CIBER) is a suite of four instruments designed to study the near infrared (IR) background light from above the Earth's atmosphere. The instrument package comprises two imaging telescopes designed…

Instrumentation and Methods for Astrophysics · Physics 2015-06-03 M. Zemcov , T. Arai , J. Battle , J. Bock , A. Cooray , V. Hristov , B. Keating , M. G. Kim , D. H. Lee , L. R. Levenson , P. Mason , T. Matsumoto , S. Matsuura , U. W. Nam , T. Renbarger , I. Sullivan , K. Suzuki , K. Tsumura , T. Wada

The Cosmic Microwave Background radiation is a fundamental prediction of Hot Big Bang cosmology. The temperature of its black-body spectrum has been measured at the present time, $T_{\rm CMBR,0}$ = 2.726$\pm$ 0.010 K, and is predicted to…

Astrophysics · Physics 2016-03-23 R. Srianand , Patrick Petitjean , Cedric Ledoux

The cosmic microwave background (CMB) traveled the cosmos long before it reached our telescopes today. Consequently, it is one of the best probes of fundamental processes in the early Universe that we could hope to observe. The cosmological…

Cosmology and Nongalactic Astrophysics · Physics 2025-02-11 Jens Chluba

The coming Planck and Herschel missions will survey the sky at unprecedented angular scales and sensitivities. Simulations are needed for better interpretating the results of the surveys and for testing new methods of, e.g., source…

Astrophysics · Physics 2009-11-13 N. Fernandez-Conde , G. Lagache , J. -L. Puget , H. Dole

The existence of a cosmic neutrino background -- the analogue of the cosmic microwave background -- is a fundamental prediction of standard big bang cosmology. Up to now, the observational evidence for its existence is rather indirect and…

Cosmology and Nongalactic Astrophysics · Physics 2010-04-21 Andreas Ringwald

We summarize the theoretical and observational status of the study of the Cosmic Microwave Background radiation. Its thermodynamic spectrum is a robust prediction of the Hot Big Bang cosmology and has been confirmed observationally. There…

Astrophysics · Physics 2009-10-31 Eric Gawiser , Joseph Silk

The polarization of the Cosmic Microwave Background (CMB) radiation carries essential information on early stages of the Universe such as the cosmic inflation, forming cosmological structures through gravitational lensing, and the epoch of…

Cosmology and Nongalactic Astrophysics · Physics 2024-02-22 E. Carretti , C. Baccigalupi

Most of the cosmological information extracted from the CMB has been obtained through the power spectrum, however there is much more to be learnt from the statistical distribution of the temperature random field. We review some recent…

Astrophysics · Physics 2015-06-24 Enrique Martinez-Gonzalez

This paper reviews recent progress in the field of direct measurements of Galactic cosmic rays. High-statistic measurements of cosmic ray energy spectra, chemical and isotopic composition, and the rare antimatter components have been made…

High Energy Astrophysical Phenomena · Physics 2023-02-02 Nicola Tomassetti

We investigate the propagation of ultra-high energy cosmic ray nuclei (A = 1-56) from cosmologically distant sources through the cosmic radiation backgrounds. Various models for the injected composition and spectrum and of the cosmic…

Astrophysics · Physics 2014-10-13 Dan Hooper , Subir Sarkar , Andrew M. Taylor

The first measurement of the diffuse background spectrum at 0.8-1.7 $\mu \rm{m}$ from the CIBER experiment has revealed a significant excess of the cosmic infrared background (CIB) radiation compared to the theoretically expected spectrum.…

High Energy Physics - Phenomenology · Physics 2019-01-04 Oleg E. Kalashev , Alexander Kusenko , Edoardo Vitagliano

We estimate the level of confusion to Cosmic Microwave Background anisotropy measurements caused by extragalactic infrared sources. CMB anisotropy observations at high resolution and high frequencies are especially sensitive to this…

Astrophysics · Physics 2009-10-28 Eric Gawiser , George F. Smoot

We are developing a rocket-borne instrument (the Cosmic Infrared Background ExpeRiment, or CIBER) to search for signatures of primordial galaxy formation in the cosmic near-infrared extra-galactic background. CIBER consists of a wide-field…

The energy injected from dark matter annihilation and decay processes potentially raises the ionisation of the intergalactic medium and leaves visible footprints on the anisotropy maps of the cosmic microwave background (CMB). Galactic…

Cosmology and Nongalactic Astrophysics · Physics 2024-01-03 Zi-Xuan Zhang , Yi-Ming Wang , Junsong Cang , Zirui Zhang , Yang Liu , Si-Yu Li , Yu Gao , Hong Li

The Cosmic Microwave Background (CMB) is a relict of the early universe. Its perfect 2.725K blackbody spectrum demonstrates that the universe underwent a hot, ionized early phase; its anisotropy (about 80 \mu K rms) provides strong evidence…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 Paolo de Bernardis , Silvia Masi

The cosmic microwave background (CMB) comprises the oldest photons in the universe and is arguably our most direct cosmological observable. All precise and accurate measurements of its attributes serve to distinguish between cosmological…

Astrophysics · Physics 2009-09-25 Lyman A. Page

We report first results for the cosmic infrared background (CIB) fluctuations at 1.25, 1.65 and 2.17 micron obtained from long exposures constructed from 2MASS standard star fields. We have co-added and analyzed scans from one such field…

Astrophysics · Physics 2009-11-07 A. Kashlinsky , S. Odenwald , J. Mather , M. F. Skrutskie , R. M. Cutri

The Cosmic Far-Infrared Background (CIB) at wavelengths around 160 {\mu}m corresponds to the peak intensity of the whole Extragalactic Background Light, which is being measured with increasing accuracy. However, the build up of the CIB…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 M. Jauzac , H. Dole , E. Le Floc'h , H. Aussel , K. Caputi , O. Ilbert , M. Salvato , N. Bavouzet , A. Beelen , M. Béthermin , J. -P. Kneib , G. Lagache , J. -L. Puget
‹ Prev 1 4 5 6 7 8 10 Next ›