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Related papers: Clustering of Diffuse Infrared Background Light

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We report observation of isotropic interplanetary dust (IPD) by analyzing the infrared (IR) maps of Diffuse Infrared Background Experiment (DIRBE) onboard the Cosmic Background Explorer (COBE) spacecraft. To search for the isotropic IPD, we…

Astrophysics of Galaxies · Physics 2020-10-07 Kei Sano , Shuji Matsuura , Kazuma Yomo , Aoi Takahashi

Star-forming galaxies which are too faint to be detected individually produce intensity fluctuations in the cosmic background light. This contribution needs to be taken into account as a foreground when using the primordial signal to…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Han-Seek Kim , C. G. Lacey , S. Cole , C. M. Baugh , C. S. Frenk , G. Efstathiou

A comparison of the COBE, Diffuse Infrared Background Experiment (DIRBE) all-sky survey with the locations of known galaxies in the IRAS Catalog of Extragalactic Objects and the Center for Astrophysics Catalog of Galaxies led to the…

Astrophysics · Physics 2007-05-23 Sten Odenwald , Jeffrey Newmark , George Smoot

Using the excellent observed correlations among various infrared wavebands with 12 and 60 micron luminosities, we calculate the 2-300 micron spectra of galaxies as a function of luminosity. We then use 12 micron and 60 micron galaxy…

Astrophysics · Physics 2014-10-13 M. A. Malkan , F. W. Stecker

We present the COBE DIRBE Point Source Catalog, an all-sky catalog containing infrared photometry in 10 bands from 1.25 microns to 240 microns for 11,788 of the brightest near and mid-infrared point sources in the sky. Since DIRBE had…

Astrophysics · Physics 2009-11-10 Beverly J. Smith , Stephan D. Price , Rachel I. Baker

Direct photometric measurements of the cosmic optical background (COB) provide an important point of comparison to both other measurement methodologies and models of cosmic structure formation, and permit a cosmic consistency test with the…

Cosmology and Nongalactic Astrophysics · Physics 2023-03-15 Teresa Symons , Michael Zemcov , Asantha Cooray , Carey Lisse , Andrew R. Poppe

Recent optical observations have led to a significant progress in our understanding of galaxy formation and evolution. However, our view on the deep universe is currently limited to the starlight which directly escapes from high-redshift…

Astrophysics · Physics 2007-05-23 B. Guiderdoni

The density of the far infrared / submillimeter (FIR/SMM) diffuse extragalactic radiation field has recently been determined from COBE data. Nearly simultaneously, deep FIR/SMM surveys have detected substantial numbers of optically…

Astrophysics · Physics 2009-10-31 Martin Harwit

The power spectrum of Near InfraRed Background (NIRB) fluctuations measured at 3.6 $\mu$m by {\tt Spitzer} shows a clustering excess over the known galaxies signal that has been interpreted in terms of early ($z\simgt 13$), accreting…

Cosmology and Nongalactic Astrophysics · Physics 2016-01-12 Bin Yue , Andrea Ferrara , Ruben Salvaterra

Present day cosmic microwave background (CMB) studies require more accurate removal of Galactic foreground emission. In this paper, we consider a way of filtering out the diffuse Galactic fluctuations on the basis of their statistical…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 Jungyeon Cho , A. Lazarian

( to appear in: Proceedings of the Nishonomiya Yukawa Memorial Symposium Edited by M. Sasaki) There are several models for generating fluctuations in an open universe that are compatible with the microwave background fluctuations detected…

Astrophysics · Physics 2009-09-25 David N. Spergel , Ue-Li Pen , Marc Kamionkowski , Naoshi Sugiyama

The extragalactic background light (EBL), exclusive of the cosmic microwave background, consists of the cumulative radiative output from all energy sources in the universe since the epoch of recombination. Most of this energy is released at…

Astrophysics · Physics 2007-05-23 Eli Dwek

The FIRBACK (Far InfraRed BACKground) survey represents the deepest extensive 170 micron images obtained by the ISO satellite. The sources detected comprise about 10% of the Cosmic IR Background (CIB) seen by COBE, and, importantly, were…

We model fluctuations in the Cosmic Infrared Background (CIB) arising from known galaxy populations using 233 measured UV, optical and NIR luminosity functions (LF) from a variety of surveys spanning a wide range of redshifts. We compare…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Kari Helgason , Massimo Ricotti , Alexander Kashlinsky

The X-Ray Background (XRB) probes structure on scales intermediate between those explored by local galaxy redshift surveys and by the COBE Microwave Background measurements. We predict the large scale angular fluctuations in the XRB,…

Astrophysics · Physics 2015-06-24 Ofer Lahav , Tsvi Piran , Marie A. Treyer

The cosmic infrared background (CIB) sourced by infrared emission from dusty star-forming galaxies is a valuable source of information on the star formation history of the Universe. In measurements of the millimeter sky at frequencies…

Cosmology and Nongalactic Astrophysics · Physics 2021-05-19 Fiona McCarthy , Mathew S. Madhavacheril

This review covers the measurements related to the extragalactic background light (EBL) intensity from gamma-rays to radio in the electromagnetic spectrum over 20 decades in the wavelength. The cosmic microwave background (CMB) remains the…

Cosmology and Nongalactic Astrophysics · Physics 2016-02-11 Asantha Cooray

The near-infrared background between 0.5 $\mu$m to 2 $\mu$m contains a wealth of information related to radiative processes in the universe. Infrared background anisotropies encode the redshift-weighted total emission over cosmic history,…

Cosmology and Nongalactic Astrophysics · Physics 2019-04-24 Chang Feng , Asantha Cooray , Jamie Bock , Tzu-Ching Chang , Olivier Doré , Mario G. Santos , Marta B. Silva , Michael Zemcov

A model of the bar and old stellar disk of the Galaxy has been derived from the survey of the Diffuse Infrared Background Experiment (DIRBE) of the Cosmic Background Explorer at wavelengths of 1.25, 2.2, 3.5, and 4.9 microns. It agrees very…

Astrophysics · Physics 2009-07-09 H. T. Freudenreich

We present measurements of the power spectra of cosmic infrared background (CIB) and cosmic microwave background (CMB) fluctuations in six frequency bands. Maps at the lower three frequency bands, 95, 150, and 220 GHz (3330, 2000, 1360…