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We have detected the 158 {\mu}m [CII] line from 12 galaxies at z~1-2. This is the first survey of this important starformation tracer at redshifts covering the epoch of maximum star-formation in the Universe and quadruples the number of…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-20 G. J. Stacey , S. Hailey-Dunsheath , C. Ferkinhoff , T. Nikola , S. C. Parshley , D. J. Benford , J. G. Staguhn , N. Fiolet

ALMA observations have revealed that [CII] 158$\mu$m line emission in high-z galaxies is ~2-3$\times$ more extended than the UV continuum emission. Here we explore whether surface brightness dimming (SBD) of the [CII] line is responsible…

The [C II] fine-structure line at 157.74 $\mu$m is one of the brightest far-infrared emission lines and an important probe of galaxy properties like the star formation rate (SFR) and the molecular gas mass ($M_{\mathrm{mol}}$). Using…

Astrophysics of Galaxies · Physics 2025-06-30 Prachi Khatri , Emilio Romano-Díaz , Cristiano Porciani

Using the Space Telescope Imaging Spectrograph, we have obtained ultraviolet (UV) spectra from $\sim 1200$ to 2000 \AA\ of known Lyman continuum (LyC) emitting galaxies at low redshift ($z \sim 0.3-0.4$) with varying absolute LyC escape…

Astrophysics of Galaxies · Physics 2022-03-02 D. Schaerer , Y. I. Izotov , G. Worseck , D. Berg , J. Chisholm , A. Jaskot , K. Nakajima , S. Ravindranath , T. X. Thuan , A. Verhamme

The [CII] 158 micron line is one of the strongest emission lines observed in star-forming galaxies, and has been empirically measured to correlate with the star formation rate (SFR) globally and on ~kpc scales. However, due to the…

Astrophysics of Galaxies · Physics 2015-06-23 M. J. Kapala , K. Sandstrom , B. Groves , K. Croxall , K. Kreckel , J. Dalcanton , A. Leroy , E. Schinnerer , F. Walter , M. Fouesneau

We have observed the [CII] 158 micron line emission from the Galactic plane (-10 deg < l < 25 deg, |b| <= 3 deg) with the Balloon-borne Infrared Carbon Explorer (BICE). The observed longitudinal distribution of the [CII] line emission is…

By combining high resolution, radiative transfer cosmological simulations of z~6 galaxies with a sub-grid multi-phase model of their interstellar medium we derive the expected intensity of several far infrared (FIR) emission lines ([C II]…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 Livia Vallini , Simona Gallerani , Andrea Ferrara , Sunghye Baek

Using Planck maps of six regions of low Galactic dust emission with a total area of about 140 square degrees, we determine the angular power spectra of cosmic infrared background (CIB) anisotropies from multipole l = 200 to l = 2000 at 217,…

Cosmology and Nongalactic Astrophysics · Physics 2015-03-17 Planck Collaboration , P. A. R. Ade , N. Aghanim , M. Arnaud , M. Ashdown , J. Aumont , C. Baccigalupi , A. Balbi , A. J. Banday , R. B. Barreiro , J. G. Bartlett , E. Battaner , K. Benabed , A. Benoît , J. -P. Bernard , M. Bersanelli , R. Bhatia , K. Blagrave , J. J. Bock , A. Bonaldi , L. Bonavera , J. R. Bond , J. Borrill , F. R. Bouchet , M. Bucher , C. Burigana , P. Cabella , J. -F. Cardoso , A. Catalano , L. Cayón , A. Challinor , A. Chamballu , L. -Y Chiang , C. Chiang , P. R. Christensen , D. L. Clements , S. Colombi , F. Couchot , A. Coulais , B. P. Crill , F. Cuttaia , L. Danese , R. D. Davies , R. J. Davis , P. de Bernardis , G. de Gasperis , A. de Rosa , G. de Zotti , J. Delabrouille , J. -M. Delouis , F. -X. Désert , H. Dole , S. Donzelli , O. Doré , U. Dörl , M. Douspis , X. Dupac , G. Efstathiou , T. A. Enßlin , H. K. Eriksen , F. Finelli , O. Forni , P. Fosalba , M. Frailis , E. Franceschi , S. Galeotta , K. Ganga , M. Giard , G. Giardino , Y. Giraud-Héraud , J. González-Nuevo , K. M. Górski , J. Grain , S. Gratton , A. Gregorio , A. Gruppuso , F. K. Hansen , D. Harrison , G. Helou , S. Henrot-Versillé , D. Herranz , S. R. Hildebrandt , E. Hivon , M. Hobson , W. A. Holmes , W. Hovest , R. J. Hoyland , K. M. Huffenberger , A. H. Jaffe , W. C. Jones , M. Juvela , E. Keihänen , R. Keskitalo , T. S. Kisner , R. Kneissl , L. Knox , H. Kurki-Suonio , G. Lagache , J. -M. Lamarre , A. Lasenby , R. J. Laureijs , C. R. Lawrence , S. Leach , R. Leonardi , C. Leroy , P. B. Lilje , M. Linden-Vørnle , F. J. Lockman , M. López-Caniego , P. M. Lubin , J. F. Macías-Pérez , C. J. MacTavish , B. Maffei , D. Maino , N. Mandolesi , R. Mann , M. Maris , P. Martin , E. Martínez-González , S. Masi , S. Matarrese , F. Matthai , P. Mazzotta , A. Melchiorri , L. Mendes , A. Mennella , S. Mitra , M. -A. Miville-Deschênes , A. Moneti , L. Montier , G. Morgante , D. Mortlock , D. Munshi , A. Murphy , P. Naselsky , P. Natoli , C. B. Netterfield , H. U. Nørgaard-Nielsen , D. Novikov , I. Novikov , I. J. O'Dwyer , S. Oliver , S. Osborne , F. Pajot , F. Pasian , G. Patanchon , O. Perdereau , L. Perotto , F. Perrotta , F. Piacentini , M. Piat , D. Pinheiro Gonçalves , S. Plaszczynski , E. Pointecouteau , G. Polenta , N. Ponthieu , T. Poutanen , G. Prézeau , S. Prunet , J. -L. Puget , J. P. Rachen , W. T. Reach , M. Reinecke , M. Remazeilles , C. Renault , S. Ricciardi , T. Riller , I. Ristorcelli , G. Rocha , C. Rosset , M. Rowan-Robinson , J. A. Rubiño-Martín , B. Rusholme , M. Sandri , D. Santos , G. Savini , D. Scott , M. D. Seiffert , P. Shellard , G. F. Smoot , J. -L. Starck , F. Stivoli , V. Stolyarov , R. Stompor , R. Sudiwala , R. Sunyaev , J. -F. Sygnet , J. A. Tauber , L. Terenzi , L. Toffolatti , M. Tomasi , J. -P. Torre , M. Tristram , J. Tuovinen , G. Umana , L. Valenziano , P. Vielva , F. Villa , N. Vittorio , L. A. Wade , B. D. Wandelt , M. White , D. Yvon , A. Zacchei , A. Zonca

This work presents high spectral resolution observations of the \CII\ line at 158 \micron, one of the major cooling lines of the interstellar medium, taken with the HIFI heterodyne spectrometer on the Herschel satellite. In BCLMP 691, an…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 J. Braine , P. Gratier , C. Kramer , F. P. Israel , F. van der Tak , B. Mookerjea , M. Boquien , F. Tabatabaei , P. van der Werf , C. Henkel

[Abridged] The [OIII]$_{88\mu m}$/[CII]$_{158\mu m}$ and [OIII]$_{88\mu m}$/[NII]$_{122\mu m}$ luminosity ratios have shown to be promising tracers of the ionisation state and gas-phase metallicity of the ISM. Observations of galaxies at…

Astrophysics of Galaxies · Physics 2025-10-29 Camilla T. Nyhagen , Alice Schimek , Claudia Cicone , Davide Decataldo , Sijing Shen

C$^+$ is a critical constituent of many regions of the interstellar medium, as it can be a major reservoir of carbon and, under a wide range of conditions, the dominant gas coolant. Emission from its 158$\mu$m fine structure line is used to…

Astrophysics of Galaxies · Physics 2019-08-19 Laurent Wiesenfeld , Paul F. Goldsmith

One of the most challenging aspects of studying galaxies in the z>~7 universe is the infrequent confirmation of their redshifts through spectroscopy, a phenomenon thought to occur from the increasing opacity of the intergalactic medium to…

Ionized carbon is the main gas-phase reservoir of carbon in the neutral diffuse interstellar medium and its 158 micron fine structure transition [CII] is the most important cooling line of the diffuse interstellar medium (ISM). We combine…

Context. The Fred Young Submillimeter Telescope (FYST) line intensity mapping (LIM) survey will measure the power spectrum (PS) of the singly ionized carbon 158 $\rm \mu$m fine-structure line, [CII], to trace the appearance of the first…

Astrophysics of Galaxies · Physics 2024-10-24 C. Karoumpis , B. Magnelli , E. Romano-Díaz , K. Garcia , A. Dev , J. Clarke , T. -M. Wang , T. Badescu , D. Riechers , F. Bertoldi

This Letter presents a new, remarkably simple diagnostic specifically designed to derive chemical abundances for high redshift galaxies. It uses only the H \alpha, [N II] and [S II] emission lines, which can usually be observed in a single…

Astrophysics of Galaxies · Physics 2016-02-03 Michael A. Dopita , Lisa J. Kewley , Ralph S. Sutherland , David C. Nicholls

Intensity mapping -- the large-scale mapping of selected spectral lines without resolving individual sources -- is quickly emerging as an efficient way to conduct large cosmological surveys. Multiple surveys covering a variety of lines…

Cosmology and Nongalactic Astrophysics · Physics 2025-01-22 Hannah Fronenberg , Adrian Liu

We present a spectroscopic redshift measurement of a very bright Lyman break galaxy at z=7.7302+-0.0006 using Keck/MOSFIRE. The source was pre-selected photometrically in the EGS field as a robust z~8 candidate with H=25.0 mag based on…

We present results of our survey observations of the [C II] 158 micron line emission from the Galactic plane using the Balloon-borne Infrared Carbon Explorer (BICE). Our survey covers a wide area (350 deg < l < 25 deg, |b| < 3 deg) with a…

We present a search for [CII] line and dust continuum emission from optical dropout galaxies at $z>6$ using ASPECS, our ALMA Spectroscopic Survey in the Hubble Ultra-Deep Field (UDF). Our observations, which cover the frequency range…

We study the multi-phase circumgalactic medium (CGM) of emission line galaxies (ELGs) at $z\sim1.5$, traced by MgII$\lambda2796$, $\lambda2803$ and CIV$\lambda1548$, $\lambda1550$ absorption lines, using approximately 7,000 ELG-quasar pairs…